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  Issue-656 - May 08, 2017   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
Huber's Fire Retardant Additives Business Announces Significant Capacity Expansion and Technology...

The Fire Retardant Additives (FRA) business unit, part of the Huber Engineered Materials division of J.M. Huber Corporation, announces a 20% capacity increase at its manufacturing plant in Bauxite, Arkansas (U.S.). The capacity increase supports the transfer of Huber's proprietary technology for production of its fine precipitated Martinal LEO...

Company name: Huber Engineered Materials
Published On: Wednesday May 03rd, 2017

 
PU RAW MATERIALS>> RESIN COMPOSITION>> RAY-CURABLE/PHOTOSENSITIVE
RadTech Issues Call for Papers

RadTech International North America recently announced it is accepting abstracts for RadTech UV+EB Technology Conference & Exposition 2018, scheduled for May 7-9, 2018, in Rosemont, Ill.The organization is looking for technical papers that discuss advances in LED technology, additive manufacturing/3D printing, electron beam, coatings, materials,...

Company name: RadTech 2018
Published On: Friday May 05th, 2017

 
FOAMS>> FLEXIBLE
EUROPUR participates in PU Tech Asia 2017, Bangkok

Bart ten Brink, President of EUROPUR and Michel Baumgartner, Secretary General will participate to the Polyurethane Conference 2017 taking place in Bangkok on 11-12 July at the occasion of the second edition of PU Tech Asia and Mattress Tech Asia.At the conference, they will present CertiPUR, the SHE-standard for flexible PU foam created by EUROPUR...

Company name: Europur
Published On: Wednesday May 03rd, 2017

 
CASE>> COATINGS
PPG experts to discuss breakthrough automotive coatings technologies at 2017 FOCUS Conference

PPG experts will join development partners and other automotive and coatings industry participants to discuss two groundbreaking automotive coatings technologies and take part in a panel discussion during the 42nd Annual FOCUS (Future Of Coatings Under Study) Conference, at Michigan State University Management Education Center in Troy on May...

Company name: PPG Industries
Published On: Tuesday May 02nd, 2017

 
Axalta Opens New India Headquarters to Support Future Growth

Axalta Coating Systems (NYSE: AXTA), a leading global supplier of liquid and powder coatings, opened its new headquarters office for India located in Gurugram within the National Capital Region (NCR) yesterday. The new location will also house an Axalta Global Business Resource Center which will provide a variety of services to the company's...

Company name: Axalta Coating Systems
Published On: Wednesday May 03rd, 2017

 
Five facts about the Indian coatings market

The Indian coatings market is quite agile and is growing steadily in the double digits' area. We collected some interesting facts about the market.India not only has a fascinating culture, the country also offers a dynamic economy and a growing rate of industrialisation. This is also noticeable in the Indian coatings market which is growing...

Company name:
Published On: Wednesday May 03rd, 2017

 
CASE>> COATINGS>> ROOFING
GacoFlex S20 Solvent-Free 100% Silicone Achieves NSF P151 Certification

GacoFlex S20 Solvent-Free 100% Silicone has received NSF P151 Certification of Rainwater Catchment Components.With water quality and quantity concerns on the rise across the US and around the world, local codes use NSF P151 as a requirement for rainwater catchment to allow the water to be used for potable water or landscape uses. Local plumbing...

Company name: Gaco Western
Published On: Wednesday May 03rd, 2017

 
CASE>> COATINGS>> SPRAY FOAMS
Lapolla Industries Introduces New and Improved FOAM-LOK 500 Spray Polyurethane Foam for Insulation...

Lapolla Industries, Inc., the global supplier and manufacturer of high performance, energy-efficient building products, today announced the new and improved FOAM-LOK 500 Spray Polyurethane Foam Insulation. The open-cell insulation is a high performance product designed to seal the building envelope and greatly enhance energy conservation and energy...

Company name: LaPolla Industries
Published On: Friday May 05th, 2017

 
CASE>> COATINGS>> MARINE COMPOUNDS
Jotun wins marine coatings award

Jotun's work on developing the ISO 19030 coupled with its Hull Performance Solutions (HPS) wins coveted marine coatings award for its innovation and dedication to improving coating performance and fuel efficiency.At the European Marine Engineering Conference and Awards earlier this week, Jotun HPS won the Marine Propulsion Marine Coatings Award,...

Company name: Jotun
Published On: Wednesday May 03rd, 2017

 
CASE>> COATINGS>> GREEN COATINGS
Hybrid Receives Another Follow On Order From Major Partner

Hybrid Coating Technologies Inc is pleased to announce that it has received another follow on order for its non-isocyanate hardener from PPG-Comex for one of its coating products. "We are very pleased to receive yet another follow on order as we continue to increase our presence in the Mexican market," said Joseph Kristul, President and CEO, "This...

Company name: Hybrid Coating Technologies
Published On: Friday May 05th, 2017

 
CASE>> ADHESIVES>> LAMINATES
New solutions for excellent results in digital printing for flexible laminates

Individualization and personalization of packaging is a progressive trend with a strong impact also on flexible laminate solutions. This development brings with it an increased industry interest in digital printing technologies: They are ideal for individually designed packages and smaller job sizes. Expanding the portfolio for its customers with...

Company name: Henkel
Published On: Friday May 05th, 2017

 
CASE>> ELASTOMERS>> CAST ELASTOMERS
Huntsman Polyurethanes to Present Technologies at 2017 PMA Annual Meeting in British Columbia

Huntsman Corporation announced that its Huntsman Polyurethanes division will be a gold sponsor at the 2017 Polyurethane Manufacturers Association (PMA) Annual Meeting, May 7-9, at the Westin Bayshore Hotel in Vancouver, Canada.The PMA is a trade association that promotes the growth, latest technologies and best practices of the cast polyurethanes...

Company name: Huntsman Polyurethanes
Published On: Wednesday May 03rd, 2017

 
PROCESSING EQUIPMENTS - PRODUCTION
OFS-HE3, 3400 mm block width for 100% more efficienty

Baumer is now offering the OFS-HE3 with circulating knife for cutting cushions and mattresses, the fastest and most efficient horizontal contour cutting machine solution, that handles a 3400 mm block width. Now it is possible to cut instead of 2 blocks up to 4 blocks at the same time. With the new size, the machine is especially suited for...

Company name: Albrecht Baumer
Published On: Wednesday May 03rd, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING
New model for affordable housing / Cost-effective construction, energy-efficient operation

Providing housing quickly, cost-effectively and sustainably is a global challenge. This is true above all in low-income and economically underdeveloped regions, but also in places where housing is scarce or expensive, such as in densely populated areas or cities with a high influx of refugees. Covestro is breaking new ground in its search for...

Company name: Covestro
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING>> CONCRETE LIFTING
Dense foam used for China rail lift

Does density matter when it comes to lifting concrete with polyurethane foam? Only if you want the slab or structure to stay in its lifted position. You can lift concrete with any density foam over about a pound. Heck, you can lift concrete with water for that matter. But it isn't going to stay there. The density of the foam ensures that the cell...

Company name: Prime Resins
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> AUTOMOTIVE
Plastics gain importance in the automotive industry

The new "Market Study: Automotive Plastics" from market research company Ceresana provides an analysis of the global market for plastics in the automotive industry, including forecasts until 2023.According to the study, in addition to the global stock of already more than 1.2 billion vehicles, more than 90 million units are added every year. The...

Company name: Ceresana
Published On: Friday May 05th, 2017

 
INDUSTRY UPDATE
Industry 4.0: Start today or be left behind

Some coatings manufacturers are already dipping into the digitalisation, but others are holding back. We donned our coatings goggles for a look around the Hanover Fair, the largest industrial fair in the world, and came up with one or two discoveries.Industry 4.0 is one of those buzz phrases that can mean everything and nothing. Anyone coming to...

Company name:
Published On: Friday May 05th, 2017

 
Covestro is in India for the long haul: Dr Markus Steilemann

With 2016 sales of € 11.9 billion, Covestro AG (formerly Bayer MaterialScience) is one of the world's leading players in plastics & polymers industry. Giving it an edge over its competitors is its focus on developing innovative solutions for products that find applications in a wide range of industries such as automotive, electrical & electronics,...

Company name: Covestro
Published On: Friday May 05th, 2017

 
Covestro almost doubles dividend: 2016 was a record year for the materials manufacturer / Successful...

For 2016, Covestro is almost doubling its dividend of fiscal year 2015 when the materials manufacturer was first listed. This was decided at the Annual General Meeting at the World Conference Center in Bonn on Wednesday. For the first full year as a listed company, Covestro will pay its shareholders a dividend of EUR 1.35 per share compared to EUR...

Company name: Covestro
Published On: Thursday May 04th, 2017

 
Chemical industry off to a strong 2017

Chemical firms releasing first-quarter financial results are reporting strong demand for a broad range of products including seeds, electronic materials, and even textile dyes. Several firms posted earnings growth that exceeded expectations.Both volumes and prices were up at Dow Chemical, as the company reported gains across businesses serving...

Company name:
Published On: Wednesday May 03rd, 2017

 
HEALTH & SAFETY
Accella Highlights Optimal Roofing Safety Gear

Often spray polyurethane foam jobsites require that crews work at elevation. Whether this entails spraying foam onto ceiling joists in a residential attic or applying a new roofing system onto a 24-story building, there are strict rules and regulations that must be followed to ensure worker safety.The Occupational Safety and Health Administration...

Company name: Accella Polyurethane Systems
Published On: Wednesday May 03rd, 2017

 
PEOPLE
Changes in Tikkurila Management Board

Tikkurila has reorganised its Management Board. The purpose of the operations is to improve the company's cost competitiveness by clarifying decision-making and responsibilities, and by eliminating overlapping operations.Tikkurila Management Board will consist of the following persons and responsibility areas:Meri Vainikka (born 1971, M.Sc., Econ.)...

Company name: Tikkurila Oy
Published On: Wednesday May 03rd, 2017

 
Elevance Names New Chief Executive Officer

Elevance Renewable Sciences, Inc., which creates novel, high-performing specialty chemicals from renewable feedstocks, today announced that Karl Schoene will succeed Tony Parnell as Elevance’s Chief Executive Officer. Parnell will transition to Executive Chairman of the board of directors. Both executive appointments are effective today.“Karl is...

Company name: Elevance Renewable Sciences
Published On: Wednesday May 03rd, 2017

 
CHEMISTRY
Storage and Maintenance of Argonics Products

If you're going to be stocking or not installing our products right away, there are a few things to remember as far as storing them.If a urethane product will be out of service or in storage while waiting to be installed for long periods of time, protect it from the elements. Prolonged solar heat can cause thermal decomposition and stagnant water...

Company name: Argonics
Published On: Tuesday May 02nd, 2017

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
Fire-resistant thermoplastic polyurethane elastomer composition

The flame-retardant thermoplastic polyurethane elastomer composition includes a thermoplastic polyurethane elastomer, (A) a (poly)phosphate compound represented by general formula (1), (B) a (poly)phosphate compound represented by general formula (3), and (C) silicon dioxide. The composition preferably contains (D) zinc oxide. Symbols n, X.sup.1,...

Company name: Adeka
Published On: Friday May 05th, 2017

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Alkoxylated bio-oil polyol compositions

Methods are provided for producing bio-oil polyols, alkoxylating bio-oil polyols to provide polyols, and for employing the alkoxylated bio-oil polyols for making polymers or copolymers of polyesters or polyurethanes.

Company name: Battelle Memorial Institute
Published On: Friday May 05th, 2017

 
PU RAW MATERIALS>> ISOCYANATES
Isocyanate production process using composition containing carbamic acid ester and aromatic hydroxy...

An object of the present invention is to provide an isocyanate production process, which is free of the various problems found in the prior art, and which uses a composition containing a carbamic acid ester and an aromatic hydroxy compound when producing isocyanate without using phosgene, as well as a carbamic acid ester composition for...

Company name: Asahi Kasei Chemicals Corp
Published On: Friday May 05th, 2017

 
Isocyanatosilanes with thiourethane structure

The invention relates to a method for producing compounds containing isocyanate and silane groups by reacting at least A) one monomeric diisocyanate containing aliphatically, cycloaliphatically, araliphatically and/or aromatically bonded isocyanate groups with B) a mercaptosilane, characterized in that component A) is reacted with component B) in...

Company name: Covestro
Published On: Friday May 05th, 2017

 
PU RAW MATERIALS>> ISOCYANATES>> POLYISOCYANATES
Polyisocyanates having thioallophanate structure

The invention relates to polyisocyanates that have aliphatically, cycloaliphatically, araliphatically and/or aromatically bonded isocyanate groups and contain thioallophanate structures of formula (I), ##STR00001## to a method for producing them, and to their use as starting components in the production of polyurethane plastics.

Company name: Covestro
Published On: Saturday May 06th, 2017

 
Thioallophanate polyisocyanates containing silane groups

The invention relates to thioallophanates which contain silane groups and are of the general formula (I) ##STR00001## in which R.sup.1, R.sup.2 and R.sup.3 are identical or different radicals and are each a saturated or unsaturated, linear or branched, aliphatic or cycloaliphatic radical or an optionally substituted aromatic or araliphatic radical...

Company name: Covestro
Published On: Saturday May 06th, 2017

 
SYSTEMS>> BIOMATERIALS
Polyurethane/urea compositions

A valve in the form of a medical device, article, or implant that is composed wholly or partly of a biomaterial, the biomaterial comprising a polyurethane or polyurethane urea elastomeric composition having a plurality of soft segments and hard segments, such that the plurality of soft segments are each derived from at least one block copolymer...

Company name: Commonwealth Scientific and Industrial Research Organisation
Published On: Saturday May 06th, 2017

 
SYSTEMS>> BIOMATERIALS>> BIODEGRADABLE POLYMERS
Poly(thioketal-urethane) scaffolds and methods of use

A biodegradable scaffold, a low-molecular weight thioketal, and a method of forming a biodegradable scaffold are provided. The biodegradable scaffold includes a thioketal and an isocyanate, where the thioketal is linked to the isocyanate to form the scaffold. The low-molecular weight thioketal includes 2,2-dimethoxypropane and thioglycolic acid,...

Company name: Vanderbilt University
Published On: Saturday May 06th, 2017

 
SYSTEMS>> BIOMATERIALS>> GELS
Gels

The present invention relates to biostable gel comprising: (a) at least one silicon-containing polyol, polyamine, polyepoxy or polyisocyanate having 1 or more functional groups and a molecular weight of at least 20,000 which is cured in the presence of: (b) at least one diol, diamine or diisocyanate having a molecular weight of less than 10,000;...

Company name: AorTech International
Published On: Friday May 05th, 2017

 
SYSTEMS>> BIOMATERIALS>> ADHESIVES
Hydroxy amino polymer and use thereof in polyurea/polyurethane tissue adhesives

The present invention relates to a process for producing a hydroxy amino polymer comprising the steps: a) Reaction of an H functional starter compound bearing at least one Zerewitinoff active H atom with an unsaturated, cyclical carboxylic acid anhydride and at least one alkylene oxide compound for obtaining a prepolymer bearing hydroxyl groups, b)...

Company name: Adhesys
Published On: Friday May 05th, 2017

 
FOAMS
Soft polyurethane foam and seat pad

The present invention provides a soft polyurethane foam which is obtained by expansion molding a starting foam liquid that contains a polyol, a polyisocyanate, a crosslinking agent, a foaming agent and a catalyst. This soft polyurethane foam is configured such that: a polyether polyol having a weight-average molecular weight (Mw) of 3,000 to 12,000...

Company name: Bridgestone
Published On: Saturday May 06th, 2017

 
Soft polyurethane foam and sheet pad

The present invention provides a soft polyurethane foam that is obtained by foam molding a foaming stock solution containing a polyol, a polyisocyanate, a cross-linking agent, a foaming agent, and a catalyst in which: a polyether polyol having a weight-average molecular weight (Mw) of 3,000 to 12,000 and having three to four functional groups is...

Company name: Bridgestone
Published On: Saturday May 06th, 2017

 
FOAMS>> FLEXIBLE>> VISCOELASTIC FOAMS
Viscoelastic polyurethane foam

The subject disclosure provides a viscoelastic polyurethane foam and a method of forming the viscoelastic polyurethane foam. The viscoelastic polyurethane foam comprises the reaction product of a toluene diisocyanate and an isocyanate reactive component. The isocyanate reactive component comprises a first polyether triol, a second polyether triol,...

Company name: BASF SE
Published On: Friday May 05th, 2017

 
Viscoelastic foams having high dissipation energy

A viscoelastic polyurethane foam formed from a polyisocyanate and a polyol composition comprising palm olein-based polyol in an amount of 10% to 35% by weight of the total polyol composition and petroleum-based polyol in an amount of 65% to 90% by weight of the total polyol composition. The dissipation energy of the viscoelastic polyurethane foam...

Company name:
Published On: Saturday May 06th, 2017

 
CASE>> COATINGS
Liquid fluoropolymer coating composition and fluoropolymer coated film

In a first aspect, a liquid fluoropolymer coating composition includes a first fluoropolymer selected from homopolymers and copolymers of vinyl fluoride and homopolymers and copolymers of vinylidene fluoride, a second fluoropolymer including a highly fluorinated fluoropolymer having a fluorine content of at least 60 weight percent, a compatible...

Company name: E I du Pont de Nemours & Company
Published On: Friday May 05th, 2017

 
CASE>> COATINGS>> FILMS
Method for forming coating film and coated article

An object of the present invention is to provide a method for forming a multilayer coating film, the method making it possible to obtain, with excellent curability at low temperatures and in a short period of time, a multilayer coating film exhibiting an excellent finished appearance. The present invention provides a method for forming a multilayer...

Company name: Kansai Paint
Published On: Friday May 05th, 2017

 
CASE>> ADHESIVES
Reactive polyurethane compositions with a low residual monomer content

The present invention describes reaction products from 2,4'-diphenylmethane diisocyanate with a content of at least 95 wt. % of 2,4' isomer with at least one polyether-polyol and/or polyalkylene glycol with a molecular weight of less than 1,000 and/or one crystalline or partly crystalline or vitreously amorphous polyester-polyol and optionally...

Company name: Henkel
Published On: Friday May 05th, 2017

 
Elastomer adhesive with rapid tack development

An adhesive composition having two distinct reaction mechanisms, a first being the reaction between a tri-functional isocyanate and an active hydrogen compound and a second begin the free radical initiation of an acrylic monomer. This adhesive develops tack strength through the first reaction allowing two substrates to remain in position relative...

Company name: LORD Corporation
Published On: Friday May 05th, 2017

 
CASE>> ADHESIVES>> PRESSURE SENSITIVE
Polyester polyurethane

A biodegradable pressure-sensitive adhesive is provided, having good shear strength at relatively high temperatures. This is achieved by chemical crosslinking of a polyurethane prepolymer obtainable by chemical reaction of a) one or more aliphatic polyester polyols A having a hydroxyl functionality of 1.8 up to and including 2 and a number-average...

Company name: tesa
Published On: Saturday May 06th, 2017

 
CASE>> ADHESIVES>> LAMINATES
Polyurethane laminating adhesive containing filler

The present invention relates to a polyurethane adhesive, in particular for laminating multilayer films, wherein the PU adhesive contains--based on the total weight of the adhesive--5 to 50 wt %, preferably 10 to 40 wt %, particularly preferably 20 to 30 wt % of at least one solid particulate filler, wherein at least 90% of the filler particles of...

Company name: Henkel
Published On: Saturday May 06th, 2017

 
CASE>> ADHESIVES>> STRUCTURAL ADHESIVE
Structural polyurethane adhesive having a low glass transition temperature

The invention relates to a two-component polyurethane adhesive having high strength and elasticity at a particularly low glass transition temperature, suitable as a structural adhesive. The adhesive according to the invention contains a triol, a diol, a polyamine, a polyisocyanate and a polyurethane polymer having isocyanate groups in certain...

Company name: Sika Technology AG
Published On: Friday May 05th, 2017

 
CASE>> COMPOSITES
Composite formed board

Composite formed boards made of plastic and organic material with a fibrous structure are described. The composite is a foamed mix having a density lower by at least 10% and preferably 20%, than the density of a solid organic-plastic composite made of the same components. The foamed mix is bonded permanently and inseparably with a solid plastic...

Company name: AP Plast
Published On: Friday May 05th, 2017

 
CASE>> COMPOSITES>> PREPREGS
Polyurethane prepregs with controllable tack

The invention relates to a process for producing a prepreg based on polyurethane, which is notable for high storage stability at room temperature, a two-stage reaction mechanism, and adjustable adhesion on metal surfaces. It is based on the problem of making the surface tack of the prepregs controllable during processing. The solution is to...

Company name: Evonik Degussa GmbH
Published On: Saturday May 06th, 2017

 
CASE>> COMPOSITES>> FIBER / FILLER REINFORCED
Fiber reinforced thermoplastic composites and methods of making

Methods of making a fiber-reinforced thermoplastic polyurethane composite are described. The methods may include applying a sizing composition to a plurality of fibers to make sized fibers, where the sizing composition may include at least one curative for a thermoplastic polyurethane prepolymer. The sized fibers may be contacted with a...

Company name: Johns Manville
Published On: Friday May 05th, 2017

 
CASE>> COMPOSITES>> WOOD-PLASTIC-COMPOSITES
Method for producing decorated wooden composite boards and panel produced from the wooden composite...

A method for producing an impregnated article comprising a cellulose layer which is impregnated with a melamine resin in order for a core impregnation to be formed is characterized in that a layer of a liquid medium having a moiety of isocyanate groups is applied to the top face and/or the bottom face of the core-impregnated cellulose layer.

Company name: Flooring Technologies
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS
Particulate contamination measurement method and apparatus

A particulate contamination measurement method and apparatus are discussed. The method, for example, comprises pressing a measurement surface (5) of a polyurethane elastomer (2) against a surface (7) to be measured, removing the polyurethane elastomer from the surface without leaving residues, then using an optical apparatus (11) to detect...

Company name: ASML Netherlands
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING>> ACOUSTIC INSULATION
Acoustic damping compositions having elastomeric particulate

An acoustic damping composition includes a urethane component, elastomeric particles, and a binder resin including an addition polymer having a carboxylic functional group. The acoustic damping composition can have a Mode 1 Damping Parameter of at least 0.45. The binder resin can have a glass transition temperature of not greater than -25.degree....

Company name: Saint-Gobain Performance Plastics Corporation
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING>> DOORS & WINDOW FRAMES
Device for delivering an insulation enhancing polyurethane foam within profiles used in doors,...

A device adapted to deliver an insulation enhancing polyurethane foam within profiles used in doors, windows and related applications comprising an insulating material supply member (1) extending into a polyurethane forming and discharge member (2) adapted to enter and move linearly along a chamber (25, 35) of a thermally insulated sash or frame...

Company name:
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> AUTOMOTIVE>> SEATS
Molded body, method of manufacturing the same, seat material for vehicles, and method of...

There is provided a molded body including a main portion and a bank portion each of which is formed by foaming and molding a foam material. The main portion is made of urethane material which is softer than the material for the bank portion. At a boundary portion between the main and bank portions, the main portion is formed in a continuous...

Company name: Honda Motor
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Golf ball

An object of the present invention is to provide a golf ball having an excellent spin performance on approach shots under a wet condition. The present invention provides a golf ball comprising a spherical core and a cover covering the spherical core, wherein the cover is formed from a cover composition containing (A) a polyurethane and (B) a...

Company name: Dunlop Sports
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> INDUSTRIAL>> CONVEYORS
Conveyor belt

This invention reveals a conveyor belt which is comprised of a carry cover layer, a tie gum layer which is situated immediately below the carry cover layer, a reinforcement layer which includes steel cords which are embedded in polychloroprene and which is situated immediately below the tie gum layer, and a rubber layer which is situated...

Company name: Veyance Technologies
Published On: Friday May 05th, 2017

 
FINISHED PRODUCTS>> FOOTWEAR
Thermoplastic polyurethane infused mesh

Embodiments of the present invention relate to a thermoplastic polyurethane ("TPU") infused mesh material that is molded to form at least a portion of a shoe. The TPU infused mesh may be formed as an upper, a portion of sole or other components of a shoe. The TPU infused mesh is formed, in an exemplary embodiment, through the application of liquid...

Company name: Converse
Published On: Saturday May 06th, 2017

 
CHEMISTRY
Polyisocyanurate based cement for wellbore fluid loss prevention

The present invention provides an oil or gas wellbore polymeric cement comprising the reaction product of an aliphatic isocyanate, a trimerization catalyst, and a catalyst retarder, wherein the reaction occurs in the wellbore at a temperature of at least 250.degree. F. (121.degree. C.). Also provided is a method of reducing fluid loss from an oil...

Company name: Covestro
Published On: Saturday May 06th, 2017

 
Methods and compositions for making an amino acid triisocyanate

A method of making an amino acid triisocyanate is provided, the method comprising reacting an amino acid trihydrochloride with phosgene to form the amino acid triisocyanate. In some embodiments, the amino acid trihydrochloride comprises lysine ester trihydrochloride salt and the amino acid triisocyanate comprises lysine ester triisocyanate. In some...

Company name: Warsaw Orthopedic
Published On: Friday May 05th, 2017

 
Composition for producing transparent polythiourethane bodies

The invention relates to a composition for producing transparent polythiourethane bodies containing or consisting of A) a polyisocyanate component containing at least one polyisocyanate with a functionality of isocyanate groups of at least 2 per molecule, B) a thiol component containing at least one polythiol with a functionality of thiol groups of...

Company name: Covestro
Published On: Friday May 05th, 2017

 
 
LATEST TRENDS >> PAPERS
SYSTEMS>> BIOMATERIALS>> HYDROGELS
Super-tough hydrogels from shape-memory polyurethane with wide-adjustable mechanical properties

Recoverable hydrogels with high strength and toughness have been fabricated from hydrophilic and thermoplastic polyurethane (HTPU), which chains consist of hydrophilic polyethylene glycol (PEG) segment of high crystallinity and hydrophobic segment with strong hydrogen-bonding groups. This HTPU absorbed high amount of water, during which the PEG...

Company name: The Hong Kong Polytechnic University
Published On: Monday May 08th, 2017

 
FOAMS>> RIGID
The synthesis of melamine-based polyether polyol and its effects on the flame retardancy and...

A new type of melamine-based polyether polyol (HMMM–PG) was synthesized based on 1,2-propylene glycol (PG) and hexamethoxy methylene melamine (HMMM). The structure and properties of HMMM–PG were characterized using IR, LC–MS, TG, and shear viscosity analysis, which showed that HMMM–PG had better thermal stability than common polyols as well as...

Company name: Beijing Institute of Technology
Published On: Monday May 08th, 2017

 
CASE>> COATINGS
Polyester amide based polyurethane coatings from algae oil and their larvicidal, anti-ant properties

Larvicides play a vital role in controlling mosquitoes in their breeding sites. The present study was carried out to establish the larvicidal and anti-ant activities of polyester amide based polyurethane coating from algae oil against mosquitos' larvae and red ants responsible for diseases of public health importance. The polyester amide...

Company name: Swami Ramanand Teerth Marathawada University
Published On: Wednesday May 03rd, 2017

 
CASE>> COMPOSITES>> SHAPE-MEMORY
The effect of liquid crystal fillers on structure and properties of liquid crystalline shape memory...

In order to better understand the interrelation between liquid crystal fillers and functional polymers, a series of liquid crystalline shape memory polyurethane composites (LC-SMPUCs), named shape memory polyurethane (SMPU)-4-hexadecyloxybenzoic acid (HOBA) composites, are prepared by incorporating HOBA into SMPU based on a polyethylene glycol...

Company name: Shenzhen University
Published On: Monday May 08th, 2017

 
 

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