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  Issue-336 - November 19, 2012   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS>> ADDITIVES>> UV STABILISER
Chemtura Announces Agreement To Sell Antioxidant and UV Stabilizers Business For $200 Million to SK...

Chemtura Corporation today announced it has entered into an asset purchase agreement to sell its Antioxidant and UV Stabilizers business, including dedicated manufacturing plants in the U.S, France, and Germany, to an affiliate of SK Capital Partners, for $200 million and the assumption of certain liabilities. The purchase price is subject to a...

Company name: Chemtura Corporation
Published On: Tuesday November 13th, 2012

 
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
ICL to Increase Production of Polymeric Flame Retardant at West Virginia Facility

ICL Industrial Products today announced that it is expanding production of Fyrol® HF-5 polymeric flame retardant at its Gallipolis Ferry, West Virginia plant to meet growing market demand. Fyrol® HF-5, a proven flame retardant designed for flexible polyurethane foam applications, is an innovative product that was designed originally to meet the...

Company name: ICL-IP America
Published On: Tuesday November 13th, 2012

 
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS>> ALCOHOL BASED (DIOL)
Asia BDO may soften further on weak demand, high inventory

Spot butanediol (BDO) prices in Asia will likely fall further in the coming weeks on softening demand as the peak manufacturing season in the key China market draws to a close, while sellers and buyers are saddled with high inventory of the material, market sources said on Thursday. Bulk BDO values in the region have declined by about 7% from...

Company name:
Published On: Thursday November 15th, 2012

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Bayer and RWTH Aachen University provide additional funding: CAT Catalytic Center – Pioneering...

The CAT Catalytic Center in Aachen, Germany, can now expand its role as an international hub of catalysis research. It has secured funding for another five years from Bayer and RWTH Aachen University, which together had established the center in 2008. Since then, it has become an interface between science and industry, and racked up achievements in...

Company name: Bayer MaterialScience
Published On: Tuesday November 13th, 2012

 
The FTC’s revised Green Guides may impact furniture and bedding marketing/advertising

Claims that a product helps the environment are enticing to consumers. In fact, the 2012 Green Home Furnishings Consumer Study found that people may be buying less but they are buying eco-friendly. Now the Federal Trade Commission (FTC) has issued a 314-page update to its Green Guides, which are intended to help eliminate confusion among consumers...

Company name: The BiOH Experience
Published On: Tuesday November 13th, 2012

 
PU RAW MATERIALS>> ISOCYANATES
China issues temporary antidumping measure on TDI imports from EU

China has imposed temporary antidumping measures on imports of toluene diisocyanate (TDI) originating in the EU, the country's Ministry of Commerce announced on Tuesday.Effective 13 November, a security deposit ranging from 6.6%-37.7% will be levied on products imported from producers such as Bayer MaterialScience and Dow Chemical Tarragona,...

Company name:
Published On: Tuesday November 13th, 2012

 
SYSTEMS>> ADHESIVES>> DISPERSIONS
Bayer MaterialScience and partners develop efficient and affordable seismic protection

In cooperation with partners in industry and academia, Bayer MaterialScience has developed an effective and cost-efficient seismic protection system for buildings. An extremely tear-resistant woven fabric is applied with a special adhesive directly to the wall, like wallpaper, forming a permanent bond. In the event of an earthquake, the “wallpaper”...

Company name: Bayer MaterialScience
Published On: Thursday November 15th, 2012

 
SYSTEMS>> COATINGS>> PRIMERS
Sherwin-Williams Aerospace Introduces New Urethane Primer and Sanding Surfacer

A new Urethane Primer and Sanding Surfacer (CM0481827) has been introduced by Sherwin-Williams Aerospace Coatings. It provides tremendous production time savings opportunities as it can double as either a traditional sanding surfacer or as a primer that offers great flexibility. MROs and paint shops can now use one product for two purposes and...

Company name: The Sherwin-Williams Company
Published On: Tuesday November 13th, 2012

 
SYSTEMS>> COATINGS>> SPRAYS
Icynene announces innovative new product - Classic Max

Icynene, a leading spray foam insulation provider for building owners worldwide, has released Icynene Classic Max™ (LD-C-50-v2), an innovative, new product that has been approved by the International Code Council Evaluation Service (ICC-ES) for use without an ignition barrier in residential projects."ICC-ES's approval of Icynene Classic Max™ is the...

Company name: Icynene
Published On: Wednesday November 14th, 2012

 
SYSTEMS>> BIOMATERIALS>> THERMOPLASTICS
DSM extends licensing agreement with AxioMed

DSM revised and extended an existing licensing and supply agreement with AxioMed Spine Corporation, announcing that it will supply its CarboSil thermoplastic silicone-polycarbonate-urethane material for use in AxioMed’s Freedom lumbar and freedom cervical discs.According to a company press release, the CarboSil thermoplastic...

Company name: DSM Biomedical
Published On: Friday November 16th, 2012

 
CASE>> COATINGS
Paint & coatings market in Kenya and Tanzania to grow

According to Frost & Sullivan the paints and coatings markets in Kenya and Tanzania will reach revenues of USD 188.5 million by 2018.The mushrooming of housing complexes, office buildings and shopping malls in Kenya and Tanzania has escalated the need for decorative paint and coatings in these countries. Because of rapid urbanization, the domestic...

Company name: Frost & Sullivan
Published On: Wednesday November 14th, 2012

 
Value chains in the coatings industry in the light of cooling down of global economy

A variety of market analysts and consultants presented current research results at ICIS' conference "Value Chains in the Coatings Industry" on 15-16 November 2012 in Berlin. Although they differed quite significantly in their specific forecasted volumes, the trend was all too clear: The global economy is expected to cool down, and for Western...

Company name: Value Chains in the Coatings Industry
Published On: Monday November 19th, 2012

 
CASE>> COATINGS>> SPRAY FOAMS
Diamond Liners to host 2012 PDA Basic Applicator Course on December 11-14, 2012 in Santa Fe Springs,...

This course identifies the many elements involved in the successful set up and operation of polyurea spray equipment and developed as a hands-on course covering all phases of hot spray polyurea application. It also gives attendees an in-depth analysis of commercially available equipment designs and necessary hardware components to ensure successful...

Company name: Diamond Liners
Published On: Tuesday November 13th, 2012

 
Proof-Positive: Sprayfoam Insulation Saves Energy and Reduces Environmental Impact

The Spray Polyurethane Foam Alliance (SPFA), representing the complete value chain of spray polyurethane foam, announced today the release of a pioneering report detailing a full life cycle assessment (LCA) of spray foam insulation. This comprehensive, ISO-compliant LCA is a full cradle-to-end of life study that includes scenarios of spray foam use...

Company name: The Spray Polyurethane Foam Alliance
Published On: Wednesday November 14th, 2012

 
Spray Foam Insulation & Roofing Magazine Announces New Issue, Readership Milestone

Spray Foam Insulation & Roofing Magazine is excited to announce its November/December 2012 issue. Readers across the globe can now access the latest edition for free online or via the publication’s array of apps for Apple iOS, Google Android and Amazon Kindle Fire devices.SFIRM presents its eighth issue with a distinct focus on exterior spray foam...

Company name: Spray Foam Insulation and Roofing Magazine
Published On: Friday November 16th, 2012

 
Response from American Chemistry Council to Action 9 story

Response From The Center for the Polyurethanes Industry (CPI) of the American Chemistry Council to Action 9's Todd Ulrich's story:“Health and safety are priorities for the entire spray polyurethane foam industry. That is why CPI offers free and extensive information on spray foam health and safety considerations to homeowners, contractors and...

Company name: the Center for the Polyurethanes Industry
Published On: Friday November 16th, 2012

 
CASE>> COATINGS>> POWDER COATINGS
PPG Debuts Coatings Combo Package

PPG Industries' industrial coatings business debuted a new pretreatment and powder coatings combo this week at the FABTECH conference in Las Vegas.The new UltraPax packaged technology program couples a full range of pretreatment products with PPG powder coatings as part of a cost-effective, comprehensive, single-source coatings solution, the...

Company name: PPG Industries
Published On: Thursday November 15th, 2012

 
CASE>> ADHESIVES
Sticking it to vehicle weight: Bayer's materials contribute to enhanced styling, reduced vehicle...

Plastics and adhesives are playing an increasing role in helping automakers reduce weight and enhance vehicle aesthetics inside and out.Bayer's diverse portfolio of lightweight materials and technologies can be used in numerous automotive applications, including composite underbodies, roof modules, load floors, exterior body panels, window glazing,...

Company name: Bayer MaterialScience AG
Published On: Friday November 16th, 2012

 
CASE>> ELASTOMERS>> CAST ELASTOMERS
New, Easy-To-Use FX Series Makes Casting Perfectly Molded Flame Retardant Parts Simpler Than Ever

FX-8060, FX-8070, FX-8080, and FX-8090 are Shore 60:90A materials that comply with the UL 94 V-O flammability standard. Featuring excellent tear strength and elongation, FX Series casting systems were developed with ease-of-mind produce long-lasting, fire retardant goods such as electronic parts, medical devices, gaming machine components, and...

Company name: Innovative Polymers
Published On: Friday November 16th, 2012

 
CASE>> COMPOSITES>> NANOMATERIALS
Super Material Can Stop Speeding Bullet

Researchers at a Rice University lab are researching technology that that could potentially stop a 9-millimeter bullet and seal the entryway behind it - an advance that may have huge implications for ballistic protection for soldiers, as well as other uses.During tests, the researchers were able to shoot tiny glass beads at the material, which...

Company name: Rice University
Published On: Monday November 19th, 2012

 
PROCESSING EQUIPMENTS - PRODUCTION
Hydra-Cell Pump Excels In Polyurethane Production

Wanner International has introduced a range of Hydra-Cell multiple diaphragm pumps that it has developed to meet the specific needs of polyurethane production.Isocyanates, when exposed to air, tend to form crystals that generate premature wear in pumps with dynamic seals while Polyols, especially those containing abrasive fillers, are equally as...

Company name: Wanner International
Published On: Wednesday November 14th, 2012

 
FINISHED PRODUCTS
What will a typical work day be like in 20 years?

How will IT devices influence the working environment in the future? How will the trend towards virtualization change offices and work tools? What will the workplace be like for people who primarily work in networks or projects? Questions like these are the subject of the Working Worlds in 2030 project, sponsored by the cross-industry company...

Company name: Bayer MaterialScience
Published On: Monday November 12th, 2012

 
FINISHED PRODUCTS>> CONSTRUCTING>> DOORS & WINDOW FRAMES
BASF showcases polyurethane solutions for energy-efficient window insulation at Fenestration China...

BASF, the world’s leading chemical company, will showcase their latest innovative, eco-efficient solutions for window insulation at Fenestration China 2012 in Beijing on November 23-25, 2012.Elasturan® is a polyurethane based window thermal barrier that eliminates heat loss by breaking the thermal bridge in aluminum windows frames. It puts an...

Company name: BASF Asia Pacific
Published On: Monday November 19th, 2012

 
Clopay® Introduces 3” Three-Layer Polyurethane Insulated Model 3730 Commercial Door for Maximum...

Clopay is introducing a 3”polyurethane insulated upward acting sectional door with an R-value of 22.2. Ideal for use in in cold storage facilities and other temperature sensitive climates, Clopay’s Model 3730 three-layer steel “sandwich” door features environmentally safe, CFC- and HCFC-free polyurethane insulation foam injected between a 27 gauge...

Company name: Clopay
Published On: Monday November 19th, 2012

 
FINISHED PRODUCTS>> BEDDING>> MATTRESSES CORES
Amerisleep Reveals How VPF Technology Advances Their Memory Foam

Amerisleep recently released new information on both the manufacturing process and benefits of their memory foam material. The announcement focuses on the advantages of VPF (Variable Pressure Foaming) Technology, which utilizes unique manufacturing processes and natural materials to create an all around superior product compared to memory foam made...

Company name: Amerisleep
Published On: Sunday November 18th, 2012

 
FINISHED PRODUCTS>> INDUSTRIAL>> CASTER & WHEELS
Polyurethane Tires suit forklift applications

Advancing from casters and related wheel products, DuraStar has now expanded its manufacturing capabilities to include press-on tires for forklift applications,intended for new and aftermarket usage. Long regarded for exceptionally resilient polyurethane with their No Bond Failure Guarantee, the Iron Horse product line will similarly bear that...

Company name: DuraStar International
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS>> INDUSTRIAL>> ROLLS & ROLLERS
Superior Industries Return Roll Extends Conveyor Belt Life

Superior Industries’ Urathon Return Roll sheds sticky material, ensuring smoother conveyor belt alignment and less belt damage, making it ideal for use in the mining, aggregates and other bulk material handling industries. Constructed of heavy-duty 87A durometer urethane, Urathon return rollers offer up to three times the life of rubber disc-style...

Company name: Superior Industries
Published On: Wednesday November 14th, 2012

 
INDUSTRY UPDATE
Watch Out: There’s Huge Opportunity in Dow

Dow Chemical’s last quarter was a disaster, it is down to cost cutting to save margins, its stock has shed 7% in the past three months, and the downdraft battle only seems to be worsening. So will Dow buckle under the pressure? It’s prudent to delve deeper before jumping to conclusions. Let’s see how Dow fares. Strengths It’s huge: Dow is the...

Company name: The Dow Chemical Company
Published On: Monday November 19th, 2012

 
Foam Techniques announces new business and investments

Foam Techniques, a specialist technical converter of flexible foam materials, has secured significant new business and has invested in new capital equipment to increase capacity.The company manufactures products from flexible polyurethane foam, expanded polyethylene foam, rubber and allied materials for a range of market sectors.It has recently...

Company name: Foam Techniques
Published On: Friday November 16th, 2012

 
Watson Wins PFA Award

The Polyurethane Foam Association (PFA) announced that Stuart Watson, Ph.D., was the winner of the fall 2012 Herman Stone Technical Excellence Award. Watson's presentation of Precision and Bias of the CertiPUR-US® Test Method for Volatile Organic Compounds, scored highest among the seven papers presented during the PFA Fall General Business...

Company name: Polyurethane Foam Association, Inc
Published On: Friday November 16th, 2012

 
Exova invests £3 million to create global corrosion centre of excellence

Exova, the leading testing company, is to invest £3 million in creating a new world class corrosion centre to service increasing global demand.The Exova Corrosion Centre, which will be based at Dudley in the UK and headed up by renowned corrosion expert Dr Chris Fowler, will cement Exova’s reputation as a world leader in corrosion testing and...

Company name: Exova
Published On: Wednesday November 14th, 2012

 
Evonik leadership at the Polyurethanes Technical Conference in Atlanta, USA

Demonstrating Evonik’s leadership in the polyurethanes industry, Steve Snead-Smith addresses this important industry conference.Evonik Business Line Comfort & Insulation recently attended the 2012 Polyurethanes Technical Conference in Atlanta, GA (USA). The conference gathers polyurethane industry leaders and professionals providing the opportunity...

Company name: Evonik Comfort & Insulation
Published On: Wednesday November 14th, 2012

 
Soudal opens its 11th production unit in India

Soudal continues to grow and has just opened a new production unit; its eleventh already! On Sunday November 4th, this newest production site was officially inaugurated in Bawal, India. The ceremony took place in the presence of the Governor of Antwerp, Cathy Berx, and a VOKA delegation led by its president, Bernard Van Milders. Soudal has been...

Company name: Soudal
Published On: Tuesday November 13th, 2012

 
PEOPLE
Joseph Progar elected president of Polyurethane Foam Association

Joseph Progar, executive vice president of Advanced Urethane Technologies/Sleep Innovations, has been elected president of the industry trade group the Polyurethane Foam Assn.Progar was elected at the organization's Fall General Business and Technical Program in October. PFA was founded in 1980 to educate consumers and industry members about...

Company name: the Polyurethane Foam Association
Published On: Thursday November 15th, 2012

 
HEALTH & SAFETY
Dry Sampler Makes Easy Work of Accurate Isocyanate Measurement in Air

Sigma-Aldrich/Supelco (USA) recently launched the new ASSET EZ4-NCO Dry Sampler for reliable isocyanate measurements in air. The easy-to-use sampler was developed by the Institutet För Kemisk Analys Norden AB (IFKAN) in Hasselholm, Sweden and complies with ISO 17734-1 Determination of organonitrogen compounds in air using LC-MS Part 1: Isocyanates...

Company name: Supelco - Sigma-Aldrich
Published On: Tuesday November 13th, 2012

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> CATALYSTS
Catalysts for polyurethane coating compounds

The present invention relates to coating compositions for polyurethane coating materials that feature new catalysts.

Company name: BASF SE
Published On: Friday November 16th, 2012

 
Delayed action polyurethane catalyst

A mixture of a 1,2,4-triazole-blocked 1,8-diazabicyclo-5.4.0-undecene-7 and a phthalic acid-blocked 1,8-diazabi-cyclo-5.4.0-undecene-7 in a weight ratio of from 5:95 to about 30:70 is a useful polyurethane polymerization catalyst. The catalyst mixture is especially useful in applications in which long open times are needed at temperatures up to...

Company name:
Published On: Friday November 16th, 2012

 
PU RAW MATERIALS>> RESIN COMPOSITION
Lignite-based urethane resins with enhanced suspension properties and foundry sand binder...

Described herein, in the preferred embodiment, is a leonardite-based polyurethane resin binder that may be used, among other applications, as a binder in combination with foundry aggregate, e.g., sand, for molding or casting metal parts. The binders described herein comprise a humic substance, preferably leonardite, combined with a polymerizable...

Company name: Amcol International
Published On: Wednesday November 14th, 2012

 
SYSTEMS>> ADHESIVES>> HOT MELT
Hot melt moisture cure adhesive composition

An adhesive composition that includes: one or more polyester polyether copolymers of formula I: ##STR00001## wherein Nu is a predominately cyclic nucleus and R.sup.1 is randomly selected from either a C.sub.2-6 alkylene or an amorphous, long-chain polyether subunit including a polyoxyalkylene group; one or more polyisocyanate prepolymers that...

Company name: H.B. Fuller Company
Published On: Friday November 16th, 2012

 
SYSTEMS>> BIOMATERIALS>> IMPLANTABLE DEVICES
Coatings for implantable medical devices comprising hydrophilic substances and methods for...

A segmented polyurethane and an amphiphilic random or block copolymer are disclosed. The segmented polyurethane and the amphiphilic random or block copolymer can be used for fabricating a coating for an implantable medical device such as a stent.

Company name: Advanced Cardiovascular Systems
Published On: Wednesday November 14th, 2012

 
FOAMS
Flame retardant polyurethane foams containing biuret linkages

Polyurethane foams are made using a biuret-modified MDI and/or PMDI as the isocyanate component. The isocyanate is characterized by having a high content of biuret-containing oligomers and, preferably, a low proportion (if any) of biuret-urea oligomers. Flexible, resilient foams made using this biuret-modified isocyanate perform well on...

Company name:
Published On: Friday November 16th, 2012

 
CASE>> ADHESIVES
Adhesives for bonding polyurethane and aluminum

The present invention provides an adhesive comprising graphene oxide including at an epoxy group, a hydroxyl group or a carboxylic acid group; and an alkoxysilane compound including an amine group, an epoxy group, a carboxylic acid group, a hydroxyl group, or a thiol group. More specifically the adhesive may be used for bonding a polyurethane...

Company name: Hyundai Motor Company
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS
Orthopedic prayer mat

A new orthopedic prayer mat proposed, whereas the new orthopedic prayer mat has a multiple layered structure. The top layer is made from microfiber which is antimicrobial, anti-molding, water-resistant, anti-dust and heat-resistant. The bottom layer is an anti-slip layer to prevent the user from physical injury in any situation while using the mat,...

Company name:
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS>> CONSTRUCTING>> SOLAR PANNELS
Construction material structure for use with solar power

A construction material structure for use with solar power includes a panel having an outer top side provided thereon with an adhesive element and connected to a bottom side of at least one solar cell via the adhesive element. The panel is a baked enamel steel plate, an aluminum plate, or a plastic plate. A thermal insulation element is disposed on...

Company name:
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS>> AUTOMOTIVE
Skin for a motor vehicle trim element, corresponding trim element and vehicle, method for...

The invention relates to a skin for a motor vehicle trim element, intended to delimit an outer surface of the trim element and comprising at least one region with a substantially constant thickness. The skin comprises at least one first zone in which the skin comprises an outer layer, formed by a first translucent polyurethane material, and an...

Company name: Faurecia
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS>> AUTOMOTIVE>> STEERING WHEEL
Steering wheel

A steering wheel has an internal structural component formed by an armature made of a relatively rigid material such as magnesium or aluminum, or an alloy of magnesium or aluminum, and an external component made of a compressible material such as polyurethane. The armature has a hub, a rim surrounding the hub, and radial spokes extending between...

Company name: Chrysler Group
Published On: Wednesday November 14th, 2012

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Castable polyurethane covers based on isocyanate blends for golf balls

A method for making a golf ball having a cover material comprising a polyurethane or polyurea composition is provided. The composition is prepared from a reactive mixture of a polyurethane or polyurea prepolymer and curative blend, wherein the blend comprises: i) a curing agent, ii) a freezing point depressing agent; and iii) pigment. The...

Company name:
Published On: Friday November 16th, 2012

 
Reinforcing ionomeric materials using multi-functional modifier with acid functional group

A golf ball comprising a core and at least one layer, wherein at least the core or the layer includes a polyurethane ionomer made by reacting a multi-functional modified ionomer with an isocyanate, wherein the multi-functional modified ionomer is a product of reacting an ionomer with a multi-functional modifier wherein the multi-functional modifier...

Company name: Taylor Made Golf Company
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS>> MEDICAL>> WOUND DRESSING
Hydrophilic aliphatic polyurethane foams

The invention relates to hydrophilic, aliphatic polyurethane foams, which are accessible by reacting hydrophilic polyisocyanates in the presence of water. Due to the absorption properties thereof, the polyurethane foams are in particular suited for producing wound dressings, cosmetic articles or incontinence products.

Company name: Bayer Intellectual Property
Published On: Friday November 16th, 2012

 
FINISHED PRODUCTS>> INDUSTRIAL>> PADS
Polishing pad

A polishing pad has an excellent polishing rate and is superior in longevity without generating center slow. A method of manufacturing a semiconductor device with the polishing pad is also provided. The polishing pad has a polishing layer consisting of a polyurethane foam having fine cells, wherein a high-molecular-weight polyol component that is a...

Company name: Toyo Tire and Rubber Co
Published On: Wednesday November 14th, 2012

 
FINISHED PRODUCTS>> FOOTWEAR>> OUTSOLES
Golf shoe outsole

The golf shoe outsole of the invention comprises a generally flexible forward section and a generally hard heel section, each section having a plurality of pod sections molded thereupon, preferably there are eight separate pod sections, each having at least one cleat attached thereto. Each pod section has an outer edge or perimeter that is flared...

Company name:
Published On: Friday November 16th, 2012

 
CHEMISTRY
Process for working up an isocyanate-comprising stream

The invention relates to a process for working up a stream (3) comprising from 5 to 90% by weight of isocyanate by hydrolysis of the isocyanate by means of water in a reactor (1), in which the isocyanate-comprising stream (3) is introduced to the reactor (1) via a first inlet and the water is introduced via a second inlet, the isocyanate is reacted...

Company name: BASF SE
Published On: Friday November 16th, 2012

 
Method for functionalising a thermoset, crosslinked isocyanate-based polymeric solid material

The invention relates to a method for functionalising a thermoset, crosslinked isocyanate-based polymeric solid material which is made of isocyanate and isocyanate reactive components, at least one of which comprises an anchor component which has at least one anchor group. The anchor groups on the solid material are formed by terminal alkene and/or...

Company name: Recticel
Published On: Friday November 16th, 2012

 
 
LATEST TRENDS >> PAPERS
CASE>> ELASTOMERS>> TPU EXTRUSION
Interfacial rheology of coextruded elastomeric and amorphous glass thermoplastic polyurethanes

In this work, we report on the sensitivity of rheometrical techniques to the nature and size of the interface/interphase in coextruded thermoplastic urethanes (TPUs). In particular, the interphases developed during coextrusion of an amorphous glass (hard) TPU (Isoplast® ETPU 301) with one of two elastomeric (soft) TPUs (Estane® TPU 58277 and...

Company name: Case Western Reserve University
Published On: Monday November 19th, 2012

 
FINISHED PRODUCTS>> INDUSTRIAL>> ROLLS & ROLLERS
Process limits in two-layer reverse roll transfer

Reverse roll coating in which a thin single layer of liquid is applied onto a substrate has been used in industry for decades and has been extensively analyzed in the literature. Modern coatings, however, are often composed of more than one layer to improve the product performance and to reduce the manufacturing cost. Premetered methods such as...

Company name: JFE Steel Corporation
Published On: Monday November 19th, 2012

 
CHEMISTRY
The effect of the diphenylamino side group on the reduction of the molecular interaction between...

Polyurethane (PU) with a diphenylamino side group is tested for low temperature flexibility at −30°C and compared with a linear PU without the diphenylamino side group. The PU is composed of 4,4′-methylenebis(phenylisocyanate) (MDI), poly(tetramethyleneglycol) (PTMG), 1,4-butanediol (BD), and the diphenylamino group that is grafted to...

Company name: The University of Suwon
Published On: Monday November 19th, 2012

 
RAFT‐approach to well‐defined telechelic vinyl polymers with hydroxyl terminals as...

A new trithiocarbonate 1 bearing two hydroxyl moieties was synthesized and employed as a RAFT agent for radical polymerization of vinyl monomers. 1 mediated RAFT polymerizations of styrene and ethyl acrylate to give the corresponding polymers with predictable molecular weights and narrow molecular weight distributions. Structural analyses of the...

Company name: Kinki University
Published On: Monday November 19th, 2012

 
Polystyrene-based self-aggregating polymers based on UPy units

The synthesis and characterization of a series of polystyrene (PS)-based copolymers, bearing 2-ureido-4[1H]-pyrimidinone (UPy) units pendant from the polymer backbone, is reported. The PS-based copolymers are efficiently synthesized by RAFT-mediated free radical polymerization performed on styrene and protected 4-vinylbenzylamine, and...

Company name: University of Pavia
Published On: Monday November 19th, 2012

 
Organization of aliphatic chains grafted on nanofibrillated cellulose and influence on final...

Chemical surface modification of nanofibrillated cellulose (NFC) was performed using a long aliphatic isocyanate chain. Different molar ratios of the coupling agents were tested, i.e., 1, 10, 30 equivalents with respect to hydroxyl groups of the NFC surface. FE-SEM analyses revealed that there were no changes in their morphology thus keeping...

Company name: Laboratory of Pulp and Paper Science
Published On: Monday November 19th, 2012

 
Application of lateral sol–gel type crosslinking to a polyurethane copolymer

A triethoxysilyl (TES) group was attached to polyurethane (PU) as a side group through allophanate bonding. The PUs were crosslinked by a sol–gel reaction between the triethoxysilyl groups after acidic hydrolysis, and the tensile strength and shape memory properties were tested for a series of PUs with a different TES group contents. The tensile...

Company name: The University of Suwon
Published On: Monday November 19th, 2012

 
 

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