Issue-332 - October 22, 2012   Recommend
Press Releases Patents Technical Papers
Cytec Expands Supply Capacity of CYASORB® Light Stabilizer in North America and Asia Pacific

Cytec Industries Inc. (NYSE:CYT) announced the completion of the capacity expansions at two manufacturing sites for CYASORB® light stabilizers. In North America, the manufacturing expansions in Willow Island, West Virginia, offers additional capacity to support the global growth of polymeric HALS, CYASORB THT® and CYASORB CYNERGY SOLUTIONS®...

Company name: Cytec Industries Inc
Published On: Tuesday October 16th, 2012

UV absorber to improve durability and UV protection

New formulation allows waterborne coatings to reach the performance of conventional solventborne systems.Clariant offers coatings manufacturers a new high performance UV absorber to enhance the durability and UV protection of waterborne coatings. According to the manufacturer, the formulation "Hostavin 3330 disp XP” allows waterborne coatings to...

Company name: Clariant GmbH
Published On: Tuesday October 16th, 2012

Reverdia and Helm partner for Biosuccinium™ distribution and market development in Europe

Reverdia, a joint venture between DSM and Roquette, and Helm have signed an agreement for the European distribution and joint market development of Reverdia’s Biosuccinium™ sustainable succinic acid. The partnership will build on Helm’s strong position in Europe as a marketing enterprise and distributor for a wide portfolio of chemical products,...

Company name: Reverdia
Published On: Tuesday October 16th, 2012

Nuplex expands portfolio

To expand its automotive and industrial coating resins product portfolio, Nuplex adds further Bayer MaterialScience products.Nuplex Industries has announced it agreed to acquire Bayer MaterialScience’s "Bayhydrol E” polyester dispersions product range. Effective since 1 October 2012, the following products will change ownership: "Bayhydrol E 155”,...

Company name: Nuplex Resins
Published On: Friday October 19th, 2012

Global Overview of the Polyurethane Dispersions (PUD) Market - New Industry Research Report

IAL is pleased to announce the publication of the second edition of its report on the polyurethane dispersions (PUD) markets. This new edition looks at the growth seen in these markets in recent years and expectations of how the markets will develop in the current economic circumstances.To Browse Full TOC, Tables & Figures visit: ...

Company name: Market Research Reports
Published On: Friday October 19th, 2012

Purac launches special grade Lactides for coatings

Purac launches its new range of PURALACT®, special grade Lactides, that offer several benefits for enhancement of coating resins. The main advantage of incorporating PURALACT is a significantly reduced resin viscosity. This provides the opportunity to formulate coatings with higher solid content, lower VOC (volatile organic compounds) and improved...

Company name: Purac
Published On: Tuesday October 16th, 2012

Fomo Products, Inc. Announces Handi-Foam® Fireblock in a Cylinder

Fomo Products, Inc. announces the release of Handi-Foam® Fireblock in a cylinder dispensing unit. The cylinder unit offers a more convenient, higher volume option for contractors, eliminating the need to frequently reload foam supply. The cylinders are available in I-160 and I-260 sizes with yields of 8,688 and 13,914 linear feet (3/8” bead)....

Company name: Fomo Products Inc
Published On: Tuesday October 16th, 2012

Technical Foam Services Launches New Colour-Changing Foam

Technical Foam Services Ltd, a leading independent engineering-based manufacturer and foam producer, are pleased to announce they are now able to supply heat-reactive, colour-changing foam. Manufactured by the Italian polyurethane foam producer Orsafoam, the new grade Ch 30N ST incorporates unique microencapsulation technology that helps to protect...

Company name: Technical Foam Services
Published On: Tuesday October 16th, 2012

Azelis Coatings extends its partnership with Momentive in Russia

Benoit Fritz, Business Director Industrial states, “We are delighted to extend our existing European agreements with leading supplier Momentive. Both companies have enjoyed a successful relationship for many years with these products. This is a major step forward for the Azelis Coatings business in Russia.” Momentive’s extensive range of polymer...

Company name: Azelis Coatings
Published On: Monday October 15th, 2012

Protective Blunts AkzoNobel $3.1B Loss

Double-digit revenue increases and growing demand in Protective and Marine Coatings provided some much-needed good news for AkzoNobel N.V. in a third quarter battered by a massive impairment in Decorative Paints.Already reeling from a shaky financial year and the extended sick leave of its new CEO, the parent company of International Paint,...

Company name: AkzoNobel
Published On: Friday October 19th, 2012

PPG to Buy global specialty coatings producer Spraylat

PPG Industries is strengthening its international industrial coatings portfolio with the acquisition of global specialty coatings producer Spraylat, the companies have announced.Spraylat is a privately owned industrial coatings company based in Pelham, NY. Founded in 1936, the company had annual sales of about $125 million in 2011 and serves a...

Company name: Spraylat
Published On: Monday October 22nd, 2012

Surface Solutions Works Overtime on Installation of a Flowcrete Industrial Flooring for an Iowa...

Surface Solutions Inc., an independent contractor specializing in the installation of epoxy flooring, polyurethane and MMA flooring surfaces worked throughout the night to install a new urethane concrete floor at Rembrandt foods in Rembrandt Iowa. Installers were able to work around the plant’s production schedule while solving a number of unique...

Company name: Surface Solutions
Published On: Tuesday October 16th, 2012

Seal Sprayed Solutions: Putting a stop to leaky roofs

In 2002 when the trio of Robert Silvera, Vaughn Morris and William Tavares-Finson started Seal Sprayed Solutions, they had moved into what, at best, could be described as a patchy business.The few practitioners who held the roofing repair industry together then took on only specific jobs - "mostly large commercial ones", which meant there were long...

Company name: Seal Sprayed Solutions
Published On: Monday October 22nd, 2012

Adhesives: Harmonized Classification Manual includes input from North America, Europe and China

First collaboration between the Adhesive and Sealant Council (ASC), the European Association of Adhesive & Sealant Industry (FEICA) and China Adhesives and Tape Industry Association (CATIA).Three of the leading trade associations representing the adhesives and sealants industry have collaborated to harmonize the industry’s classification manual....

Company name: FEICA
Published On: Tuesday October 16th, 2012

"Open innovation" opens a world of possibilities for new business development

Companies must constantly innovate — in products, technologies and thinking — to meet the ever-changing needs of markets and customers. Bayer MaterialScience LLC has incorporated "open innovation" into its strategy to encourage and facilitate new product development. Bayer defines open innovation as tapping into knowledge, expertise and assets — as...

Company name: Bayer MaterialScience AG
Published On: Friday October 19th, 2012

Dow Technology in Lightweight Composite Manhole Covers Brings Innovation to the Market and Offers...

Dow Polyurethanes has launched KIO composite manhole covers bringing new opportunities to the market with innovative technology that is designed to offer significant advantages over traditional cast iron alternatives.In addition to helping governments and communities worldwide meet their sustainability target, composite manhole covers address...

Company name: Dow Polyurethanes
Published On: Wednesday October 17th, 2012

Home Insulation Vital During Winter Months

Although upcoming winter months may encourage many Americans to turn on the heat, others are concerned about how heavy energy use can impact living expenses and the environment. A recent article from The Gonzales Inquirer reveals that there are several steps families can take to reduce their energy use during colder months, while also improving the...

Company name: Demilec
Published On: Tuesday October 16th, 2012

Burgeoning Green Roofs and Green Walls Market to be Worth $7.7 Billion in 2017

Green roofs and green walls, sought to address environmental issues like air pollution, heat-island effect, and loss of green spaces in cities, will balloon into a $7.7 billion market in 2017, driven by mandates and incentives by cities across the globe, according to Lux Research. Green roofs will account for $7 billion of the market, presenting a...

Company name: Lux Research
Published On: Friday October 19th, 2012

Rising polymer content in automobiles

The limited availability of fossil resources and the need to reduce pollution are driving the development of alternative drive technologies. Even though there is still no clear trend toward any one future mobility technology, there is a lot that speaks in favor of a more comprehensive use of electric drive systems, not least the support of...

Company name: Bayer MaterialScience AG
Published On: Thursday October 18th, 2012

Preventative Tire Maintenance Group, Ltd. Chooses to Specialize

PTM Group, located in Mansfield, Texas, is an independent tire service and sales company with 25 years of experience providing tires, tracks and wheels to regional construction and material handling companies. PTM Group recently adopted an exclusive market approach and made the strategic decision to specialize solely in industrial foam fill...

Company name: PTM Group
Published On: Wednesday October 17th, 2012

Johnson Controls Awarded ÖkoGlobe 2012 for ComfortThin Seat

Johnson Controls, a global leader in automotive seating and seating components, was awarded the ÖkoGlobe in the category "Resources, Materials and Process Optimization" for its innovative ComfortThin seat at the awards ceremony yesterday in Cologne , Germany. The jury chose this year's winners of the international environmental award for the...

Company name: Johnson Controls
Published On: Friday October 19th, 2012

Affiliate of Sun Capital Partners, Inc. Enters Into Agreement To Acquire Sleep Innovations

Sun Capital Partners, a leading private investment firm specializing in leveraged buyouts and investments in market-leading companies that can benefit from its in-house operating professionals and experience, today announced that an affiliate has entered into an agreement to acquire Sleep Innovations (or the “Company”), a leading designer,...

Company name: Sleep Innovations
Published On: Thursday October 18th, 2012

Pipes with multifunctional layers: KraussMaffei Berstorff offers intelligent solutions

KraussMaffei Berstorff is the best equipped for the big trends in pipe extrusion for even more flexibility and maximized complexity. The company offers multifaceted systems for manufacturing multi-layered pipes with multifunctional layers.Measuring up to the trend towards multi-functionalityThe trend towards ever more complex plastic pipes with...

Company name: Krauss-Maffei
Published On: Thursday October 18th, 2012

Chromaflo Technologies Corporation Appoints Business Director of Coatings – Americas

Chromaflo Technologies, the largest independent global supplier of advanced colorants and chemical dispersions for the paint, coatings and thermoset plastics industry, has appointed Kane Henneke as the Business Director of Coatings, Americas. Henneke will be reporting to Scott Becker, President and CEO. “I look forward to Kane leading our Coatings...

Company name: Chromaflo Technologies
Published On: Monday October 22nd, 2012

Jason Butt Joins Emerald Kalama Chemical as Sales Manager for K-FLEX® Product Line

Emerald Kalama Chemical, a business unit of Emerald Performance Materials, has announced the appointment of Jason Butt as K-FLEX® sales manager for the North American market (U.S. and Canada). The K-FLEX product line offers phthalate-free, low VOC plasticizers and coalescents that provide multiple performance benefits for adhesives, sealants,...

Company name: Emerald Kalama Chemical
Published On: Monday October 22nd, 2012

New Presidency team of EUROMAP

On October 18, 2012 the Extraordinary General Assembly of Europe’s Association for Plastics and Rubber Machinery Manufacturers (EUROMAP) has set the course for the years 2013 to 2015 in Friedrichshafen.Luciano Anceschi (Shareholder and CEO of TRIA, Milano, ASSOCOMAPLAST Member) has been elected President of EUROMAP and Helmut Heinson (Managing...

Company name: Euromap
Published On: Friday October 19th, 2012

OSHA focusing on height-related hazards

The Occupational Safety and Health Administration is taking increased interest in people who work up high.Among the federal agency's new emphasis areas for this year are tree trimming and "fall hazards" such as unsecured ladders, said Brian Bothast, a compliance assistance specialist with OSHA's area office in Peoria.The agency is also expected to...

Company name: the Occupational Safety and Health Administration
Published On: Monday October 22nd, 2012

INNOVA invests in WV Tech Park’s Polyplexx

INNOVA Commercialization Group, an initiative of the West Virginia High Technology Consortium Foundation announced Oct. 18 that it has invested $253,500 in the West Virginia Regional Technology Park's Polyplexx, LLC. PolyPlexx is a spinoff of The Mid-Atlantic Technology, Research and Innovation Center, or MATRIC, which was formed in July 2005 to...

Company name: PolyPlexx
Published On: Friday October 19th, 2012

BASF opens new system house to provide polyurethane solutions in northern China

BASF, the world's leading chemical company and the leading supplier of polyurethane (PU) system solutions worldwide, has opened a new polyurethane system house in Tianjin, China, which will further expand its global service and production network. The new facility will deliver customized polyurethane solutions to its customers, supported by local...

Company name: BASF Asia Pacific
Published On: Monday October 15th, 2012

BMS opens PU systems house in Qingdao and fifth Eco Commercial Building

Bayer MaterialScience inaugurated its latest system house in Qingdao, China, on 15 October 2012. The event was attended by 150 guests from government, business as well as customers.The new facility is based in the Qingdao Economic and Technical Development Zone. It is equipped with state-of-the-art production facilities offering customised PU...

Company name: Bayer MaterialScience
Published On: Monday October 15th, 2012

Brenntag signs preliminary agreement to acquire specialty chemical distributor in Latin America

Brenntag, the global market leader in chemical distribution, has signed a preliminary agreement to acquire Delanta Group, a specialty chemical distributor in Latin America with presence in Argentina, Uruguay and Chile. Delanta Group is active in the distribution of specialty chemicals, e.g. paints & coatings, ceramics, construction and food...

Company name: Brenntag
Published On: Monday October 15th, 2012

Faurecia completes new Southfield customer center

Faurecia North America Inc. on Thursday announced the completion of its new customer center at the Travelers Tower 1 building in Southfield.The 50,000-square-foot office on the tower’s 17th and 18th floors will house 200 employees, including 80 new hires by the Auburn Hills-based seating, emission controls and interiors supplier. The center is...

Company name: Faurecia
Published On: Tuesday October 16th, 2012

Composition containing specific amides and organomodified siloxanes, suitable for producing...

Compositions suitable for producing polyurethane foams which include at least a polyol component, a catalyst catalysing the formation of a urethane or isocyanurate bond, optionally a blowing agent, optionally further additives and optionally an isocyanate component, which are characterized in that they additionally include an admixture including at...

Company name: Evonik Goldschmidt
Published On: Friday October 19th, 2012

Composition containing specific carbamate type compounds suitable for producing polyurethane foams

Compositions suitable for producing polyurethane foams which include at least an isocyanate component, a polyol component, a catalyst catalyzing formation of a urethane or isocyanurate bond, and at least one compound containing at least one structural element of formula (I) ##STR00001##

Company name: Evonik Goldschmidt
Published On: Friday October 19th, 2012

Flame retardant blends for flexible polyurethane foams

A flame retardant blend comprises the following components: (a) at least one diester diol of a ring-brominated aromatic compound; (b) at least one alkylated triphenylphosphate; and (c) at least one hindered phenolic anti-oxidant in which the phenolic ring is substituted by at least one alkanoic alkyl ester group in which the alkanoic acid moiety...

Company name: Chemtura Corporation
Published On: Thursday October 18th, 2012

Aqueous effect pigment paste, method for producing the same and the use thereof

An aqueous effect pigment paste comprising (A) at least one effect pigment, (B) at least one graft copolymer in dispersion in an aqueous medium and preparable by subjecting at least one monomer (a) in an aqueous dispersion of at least one polyurethane (B1) containing at least one lateral and/or at least one terminal ethenylarylene group and...

Company name: BASF Coatings AG
Published On: Friday October 19th, 2012

Process for preparing isocyanates

The invention provides a process for preparing polyisocyanates, comprising the steps of a) reacting amines with phosgene, b) removing hydrogen chloride, excess phosgene and, if appropriate, the solvent from the reaction mixture, c) separating the liquid mixture from step b) into a liquid phase and a gaseous phase, d) working up the gaseous phase...

Company name: BASF SE
Published On: Thursday October 18th, 2012

Anhydrous dispersion of polyurethane (meth) acrylate particles in a reactive diluent

Disclosed are anhydrous transparent dispersions of polyurethane(meth)acrylate particles in a reactive diluent, which can be obtained by reacting a polyisocyanate with at least one polyol and a nucleophilically functionalized (meth)acrylic acid ester in the reactive diluent. The inventive dispersions are characterized in that the...

Company name:
Published On: Friday October 19th, 2012

Solvent borne polyurethane composition

A solvent borne polyurethane composition with a polymodal molecular weight distribution comprising: i) 10 to 90 wt % of at least a polyurethane A with a Mw in the range of from 4,000 up to 25,000 g/mol, ii) 90 to 10 wt % of at least a polyurethane B with a Mw in the range of from 25,000 to 100,000 g/mol and iii) a liquid medium.

Company name: DSM
Published On: Friday October 19th, 2012

Process for producing rigid polyurethane foams

A process for producing a rigid polyurethane foam by reacting an organic polyisocyanate with a polyol component containing a compound with at least two hydrogen atoms which are reactive toward isocyanate groups in the presence of a blowing agent, a catalyst, and optionally auxiliaries and additives, wherein the polyol component contains, by weight:...

Company name: BASF SE
Published On: Thursday October 18th, 2012

Polyurethane urea for stent coatings

The invention relates to a polyurethane urea comprising structural units of formula (I), not terminated by at least one copolymer unit of polyethylene oxide and polypropylene oxide, and that can particularly be used for producing stent coatings. The invention further relates to a substrate having a base coating made of a polyurethane urea according...

Company name: Bayer Intellectual Property
Published On: Friday October 19th, 2012

Protective coatings for high strength steels

A process for coating a metallic surface of an aircraft. The process includes applying to the metallic surface a composition that polymerizes to form a polyurea having a tensile strength of more than 3500 psi and at least 700% elongation. The polyurea can be formed from an A-side and a B-side, where the weight percents of components for the A-side...

Company name: Texas Research International
Published On: Friday October 19th, 2012

High pH process resistant coating for metal food containers

Disclosed is an improved coating composition for food containers that is resistant to high pH processing environments. The improved coating composition is based upon an epoxy-amino resin coating composition that has been modified with other components to improve its performance in high pH environments balanced with flexibility, formability and...

Company name: W. R. Grace & Co
Published On: Friday October 19th, 2012

Hydrophilic coating

A hydrophilic, lubricious coating for a substrate includes a first coating layer having a cross-linked polyurethane or polyurea complexed with poly(ethylene oxide) formed by reacting a mixture of an isocyanate, a polyol or polyamine, and a poly(ethylene oxide), and a second coating layer having a cross-linked polyurethane or polyurea complexed with...

Company name: C.R. Bard
Published On: Friday October 19th, 2012

Contained foam envelope for insulating and sealing large volumes

A system for sealing large volumes or gaps includes a flexible envelope that can assume the shape of the volume when filled with a foaming composition that expands the envelope to the boundaries of the volume. The foaming composition may be integral with the envelope or delivered in bulk by an external device. The foaming composition may be one or...

Company name: Owens Corning
Published On: Friday October 19th, 2012

Method for the continuous production of thermoplastically-processable polyurethane elastomers

The present invention relates to a process for the continuous production of thermoplastically processable polyurethane elastomers, by metering a polyisocyanate (A), a proportion of 1-80 equivalent%, based on the isocyanate group content of the polyisocyanate (A), of a compound (B) having an average of at 1.8-3.0 hydrogen atoms having Zerewitinoff...

Company name: BASF Aktiengesellschaft
Published On: Friday October 19th, 2012

Light weight composite structural support material having natural oil and polyol foam bonded...

A composite substrate includes first and second substrate layers with a polyurethane foam layer there between. The foam layer preferably penetrates into the first and second substrate layers to form very strong bonds without the need for intervening adhesives. A component of the foam material formulation is natural oil. The resultant composite...

Company name: ati industries
Published On: Friday October 19th, 2012

Polyurethane composite system having high compressive strength and rigidity

The present invention relates to a polyurethane composite system comprising a rigid polyurethane foam and a coating material composed of a compact polyurethane or a compact polyurea, wherein the rigid polyurethane foam comprises a porous three-dimensional reinforcing material which forms a network, where the network encloses at least 50% of the...

Company name: BASF SE
Published On: Thursday October 18th, 2012

Absorbent structure with improved water-absorbing material comprising polyurethane, coalescing aid...

The present invention relates to an absorbent structure suitable in, or being an adult or infant diaper or feminine hygiene article, comprising a water-absorbing material comprising water-absorbing particles that comprise a film coating, comprising an elastic film-forming polymer and an antioxidant. The invention also relates to an absorbent...

Company name: The Procter & Gamble Company
Published On: Friday October 19th, 2012

Insulating materials comprising polysilazane, methods of forming such insulating materials, and...

Methods of forming an insulating material comprising combining a polysilazane, a cross-linking compound, and a gas-generating compound to form a reaction mixture, and curing the reaction mixture to form a modified polysilazane. The gas-generating compound may be water, an alcohol, an amine, or combinations thereof The cross-linking compound may be...

Company name: Alliant Techsystems
Published On: Friday October 19th, 2012

Automotive cable harness having class E segment cables and/or tubes

The invention relates the use of a copolyester elastomer comprising hard blocks comprising polyester segments, polymeric soft blocks and urethane linkages, in applications with a thermal overload requirement specifying a thermal overload temperature above the melting temperature of the copolyester elastomer. The invention also relates to films as...

Company name: DSM
Published On: Friday October 19th, 2012

Polyurethane polishing pad

The polishing pad is suitable for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a cast polyurethane polymeric material formed with an isocyanate-terminated reaction product formed from a prepolymer reaction of a prepolymer polyol and a polyfunctional isocyanate. The isocyanate-terminated...

Company name: Rohm and Haas Electronic Materials
Published On: Friday October 19th, 2012

Dual-core comprising zero gradient center and positive gradient outer core layer

A golf ball including an inner core having a geometric center and a first outer surface, the inner core being formed from a first substantially homogenous rubber composition, and an outer core layer formed from a second substantially homogenous rubber composition, the outer core layer having a second outer surface. An inner cover layer is formed...

Company name:
Published On: Friday October 19th, 2012

Golf balls based on thermoplastic polyurethanes comprising moisture-resistant polyols

Golf balls containing at least one layer made from a thermoplastic polyurethane or polyurethane-urea that is the reaction product of a polyisocyanate with moisture-resistant polyol and a curing agent are provided. The moisture-resistant polyol may be prepared by dimerizing unsaturated aliphatic monocarboxylic acid or ester containing 10 to 60...

Company name: Acushnet Company
Published On: Thursday October 18th, 2012

Implantable polymer for bone and vascular lesions

A solidifying prepolymeric implant composition comprising a biocompatible prepolymer and an optional filler. One such implant composition is a polyurethane implant composition comprising an isocyanate, such as hydroxymethylenediisocyanate (HMDI) and an alcohol, such as polycaprolactonediol (PCL diol). The compositions of the invention are useful...

Company name: BIOS2 Medical
Published On: Friday October 19th, 2012

Process for preparing isocyanatoorganosilanes

The invention provides a process for preparing silanes which possess an isocyanate function, in which the silanes, after their chemical preparation, are purified and, after the purification, are handled exclusively in an atmosphere with a relative air humidity below 10%.

Company name: Wacker Chemie AG
Published On: Friday October 19th, 2012

Polyurethane synthesis by means of self-condensation

The present invention relates to a compound with the following formula (I) where: R.sub.1 is particularly a straight or branched alkyl group, a is a single or double bond; R.sub.2 is particularly a hydrogen atom; R.sub.3 and R.sub.5 are a hydrogen atom when a is a single bond, and absent when a is a double bond; R.sub.4 is a hydrogen atom or an...

Company name: Centre national de la recherche scientifique
Published On: Friday October 19th, 2012

Method to form a polyurethane material

A method to form a urethane material, the method comprises blending and reacting at least one isocyanate, at least one isocyanate reactive compound and a metallized polyhedral oligomeric silsesquioxane to provide said urethane material, the metallized polyhedral oligomeric silsesquioxane is a dimeric structure with general formula ##STR00001##...

Company name: Huntsman International LLC
Published On: Friday October 19th, 2012

Artificial leather

An artificial leather comprising a protective layer, a surface layer, and a fibrous substrate, successively laminated, wherein a polyurethane resin forming the surface layer is obtained by reacting a urethane polyisocyanate prepolymer (A) and a polyol component (C) containing a urethane polyol prepolymer (B), the (A) has an equivalent ratio...

Company name: Seiren
Published On: Friday October 19th, 2012

Flavored chewable foams and a process for their production

Flavored chewable foams for the oral care sector are produced from a polyurethane-polyurea and a sensorially active substance (e.g., taste substance and/or aroma substance) by foaming a polyurethane-urea dispersion, drying that dispersion and incorporating the sensorially active substance into the polyurethane-urea dispersion before, during or...

Company name: Bayer MaterialScience AG
Published On: Friday October 19th, 2012

Laterally crosslinked polyurethane copolymers with polycarbonate as a soft segment

The polyurethane (PU) copolymer was laterally crosslinked with an extra MDI, in which a more rigid polycarbonatediol replaced the conventional poly(tetramethyleneglycol) as a soft segment. What is the impact of the possible molecular interaction between polycarbonate soft segments and lateral crosslinking. The structural change after crosslinking...

Company name: Inje University
Published On: Monday October 22nd, 2012

Rheological studies of two component high build epoxy and polyurethane based high performance...

The work presented in this article involves the study of rheometric profile of several rheological additives in two-component (2K) high build epoxy zinc phosphate primer and two-component high build aliphatic polyurethane topcoat. Viscosity profile and thixotropic behavior at different shear rates have been determined for both the paints using...

Company name: Asian Paints
Published On: Monday October 22nd, 2012

Novel hybrid polyurethane/POSS materials via bulk polymerization

Novel polyurethane (PU)/polyhedral oligomeric silsesquioxane (POSS) hybrid elastomers were synthesised via reaction carried out in bulk. The isocyanate octasubstituted POSS (NCOPOSS) was used as the crosslinking agent for the polyurethane systems, which were similar to those commercially available for the production of urethane elastic materials...

Company name: Poznan University of Technology
Published On: Monday October 22nd, 2012

Synthesis and characterization of high performance, transparent interpenetrating polymer networks...

Transparent, interpenetrating polymer network (IPN) materials were synthesized using polyurethane (PU) and poly(methyl methacrylate) (PMMA). PMMA contributed to the transparency and rigidity necessary for use in impact-resistant applications, whereas PU contributed to toughness. Several factors affecting the physical properties, such as the ratio...

Company name: Auburn University
Published On: Monday October 22nd, 2012

Synthesis and Characterization of Shape‐Memory Polyurethane-Polybenzoxazine Compounds

The study investigates the scope for significant enhancements in shape-memory properties in blends of thermoplastic polyurethanes (PUs) and polybenzoxazine (PB). PB was expected to serve as a second fixed phase in addition to hard segment of PU. The shape-memory compounds were prepared in three steps. First, benzoxazine monomer was dissolved in...

Company name: The University of Akron
Published On: Monday October 22nd, 2012

Thermoplastic Poly(urethane urea)s From Novel, Bio‐based Amorphous Polyester Diols

In this study, two novel, bio-based, amorphous polyester diols, namely poly(1,2-dimethylethylene adipate) (PDMEA) and poly(1,2-dimethylethylene succinate) (PDMES) are used to prepare thermoplastic poly(urethane urea)s (TPUUs). Interestingly, the TPUUs based on PDMEA show similar thermal and mechanical properties as their counterparts based on...

Company name: Eindhoven University of Technology
Published On: Monday October 22nd, 2012

Thermogravimetric analysis and differential scanning calorimetric studies on nanoclay-filled TPU/PP...

Thermal stability of ester-thermoplastic polyurethane (TPU)/polypropylene (PP) and ether-TPU/PP blends was evaluated by thermogravimetric studies. Thermal studies were made as a function of blend ratio. Effects of compatibilization using MA-g-PP and nanoclay addition on thermal stability were evaluated. Mass loss at 400 °C was found to decrease...

Company name: Amrita University
Published On: Monday October 22nd, 2012

New Polyurethane‐based magnetostrictive composites: Dynamical mechanical properties

Polyurethane-based magnetostrictive composites containing between 30 and 70 wt% Terfenol-D have been prepared in order to obtain better and tailored dynamic-mechanical properties. The thermal and mechanical properties of polyurethanes with different chemical compositions were first analyzed to determine the most adequate one to prepare the...

Company name: Universidad del Pa�s Vasco
Published On: Monday October 22nd, 2012

Preparation of magnetic polyurethane rigid foam nanocomposites

Super paramagnetic Fe3O4@SiO2 nanoparticle was incorporated into polyurethane rigid foams in order to prepare new corresponded magnetic nanocomposite foams via one-shot method. The core–shell-structured nanoparticles were prepared by sol–gel method and characterized by transmission electron microscopy, X-ray diffraction, as well as Fourier...

Company name: Imam Khomeini International University
Published On: Monday October 22nd, 2012

Thermoplastic polyurethane composites prepared from mechanochemically activated waste cotton fabric...

In this study, thermoplastic polyurethane (PU) composites were successfully prepared from waste cotton fabric (WCF) and reclaimed PU foam derived from the shoe manufacturing industry through melt mixing. A pan-mill-type mechanochemical reactor made in our laboratory was applied to determine the mechanochemical activation of WCF. The intramolecular...

Company name: Sichuan University
Published On: Monday October 22nd, 2012

Total replacement of solvent in polyurethane synthesis using carbon dioxide soluble...

This work demonstrates catalytic synthesis of polyurethanes using 1,3-dichlorodistannoxane catalysts (1) in carbon dioxide (CO2) and carbon dioxide expanded liquids (CXL). Catalytic polyurethane synthesis was also performed in pure organic solvent (dimethylformamide) for comparison. In this study, mainly, 4, 4′-methylene-bis-(phenyl...

Company name: University of Arkansas at Little Rock
Published On: Monday October 22nd, 2012

Synthesis, spectroscopic, and thermal properties of polyurethanes containing zwitterionic...

A series of novel polyurethanes (PUs) containing zwitterionic sulfobetaine groups were synthesized from polycarbonatediol with alkyne groups and 3-((2-azidoethyl)dimethylammonio)propane-1-sulfonate using the copper-catalyzed 1,3-dipolar cycloaddition (click) reaction. All the polyurethanes were fully characterized by 1H NMR, Fourier transform...

Company name: Wuhan Textile University
Published On: Monday October 22nd, 2012

Synthesis and characterization of a novel poly(ester‐urethane) containing short lactate...

A novel poly(ester-urethane) with tailor-made structure was prepared by using lactic acid (LA) as starting material through a combination of two facile common reactions. First, a diol was prepared via the esterification between LA and poly(ethylene glycol) (PEG) with low molecular weight. Subsequently, the poly(ester-urethane) was synthesized...

Company name: Huaqiao University
Published On: Monday October 22nd, 2012


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