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    PU2PU
  Issue-364 - June 10, 2013   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS>> ADDITIVES>> SOLVENTS
U.S. Environmental Protection Agency Approves Honeywell’s Low-Global-Warming Solvent

Honeywell announced that its new low-global-warming-potential solvent for precision cleaning of metal and electronics components has received final approval from the U.S. Environmental Protection Agency.The approval allows the company's new Solstice™ Performance Fluid (PF) to be used in precision cleaning applications such as metal cleaning,...

Company name: Honeywell International
Published On: Wednesday June 05th, 2013

 
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
ICL Industrial Products Announces the Opening of its Wholly Owned Subsidiary, Jiaxing ICL Chemical...

In order to meet the demand of the rapid development of China and the Asian economy, ICL Industrial Products is opening a new subsidiary in China, Jiaxing ICL Chemical Co., Ltd. Jiaxing ICL Chemical Co. Ltd is already involved the establishment of a comprehensive production base in Zhapu, Jiaxing to produce flame retardants and water treatment...

Company name: ICL Industrial Products
Published On: Monday June 10th, 2013

 
PU RAW MATERIALS>> CATALYSTS
Klöckner Polypur with new catalysts

The manufacturer of raw materials for polyurethane processing Klöckner Polypur chemistry expands its range of catalysts of the Belgian company Umicore.Klöckner Polypur Chemie GmbH, based in Duisburg, has expanded its range of catalysts. The provider of isocyanates (MDI, TDI), polyols, additives and flame retardants, catalysts now distributes the...

Company name: Kloeckner polyPUR
Published On: Thursday June 06th, 2013

 
PU RAW MATERIALS>> ISOCYANATES>> TDI
Middle East TDI faces downward pressure from weak demand

Spot toluene di-isocyanate (TDI) prices in the Middle East are likely to come under further pressure, in line with softening values in the Asian market, because of weak demand and ample supply, industry sources said on Wednesday.On 30 May, TDI prices were assessed at $2,600-2,700/tonne (€1,976-2,052/tonne) CFR (cost and freight) GCC (Gulf...

Company name: ICIS Chemical Business
Published On: Thursday June 06th, 2013

 
Europe TDI prices face greater downward pressure in June

Bearish sentiment in the European toluene di-isocyanate (TDI) market has become more pronounced this month with downward price pressure likely to be greater than initially thought, sources said on Friday.There is intensified competition among domestic sellers because of soft domestic demand, reduced export opportunities and the looming prospect of...

Company name: ICIS Chemical Business
Published On: Friday June 07th, 2013

 
SYSTEMS>> COATINGS
Electrolube Introduce Aromatic Free Polyurethane Coating

Electrolube has announced the addition of a new Aromatic Free Polyurethane conformal coating (PUCAF) to their product range. PUCAF has been specifically designed for the protection of electronic circuitry for optimum reliability and increased performance of devices. The coating utilizes a specialist blend of solvents ensuring the product is...

Company name: Electrolube
Published On: Friday June 07th, 2013

 
SYSTEMS>> COATINGS>> SPRAYS
Rhino Linings Corporation Introduces DuraTite™ 2.0 Spray Foam Insulation

DuraTite™ 2.0, a closed cell spray polyurethane foam insulation, is now available from Rhino Linings Corporation, a global provider of polyurethane and polyurea systems for more than 25 years.“DuraTite 2.0 is part of our new line of spray foam products which complements the BioBased Insulation® product line that we have offered since December...

Company name: Rhino Linings
Published On: Tuesday June 04th, 2013

 
CASE>> COATINGS>> FLOORING
Flowcrete’s fit-for-purpose resin flooring solutions support Australia’s healthcare sector

Flowcrete Group Ltd has been providing state-of-the-art resin surfaces to the healthcare industry for more than 30 years.Healthcare environments pose significant challenges for facilities managers across Australia, especially when specifying a floor covering material that strikes the correct balance between hygiene performance and design.Hygiene...

Company name: Flowcrete
Published On: Wednesday June 05th, 2013

 
Industrial Flooring Solutions from Flowcrete

Industrial environments that are subject to heavy duty traffic, sustained wear and daily impact as well as chemical attack and contamination demand a workhorse floor finish that is capable of withstanding the stresses and strains associated with such conditions.Industrial floor coatingsFlowcrete's range of industrial floor coatings includes systems...

Company name: Flowcrete
Published On: Wednesday June 05th, 2013

 
CASE>> COATINGS>> ROOFING
Spray polyurethane foam roofing

Spray polyurethane foam roofing systems have been in use since the mid 1960s and have demonstrated service life well beyond 20 years.Spray polyurethane foam was first used commercially in the early to mid 1960s for cold storage and industrial insulation projects. Because the material is water resistant, some of the pioneer contractors experimented...

Company name:
Published On: Monday June 10th, 2013

 
CASE>> ADHESIVES>> ONE COMPONENT REACTION ADHESIVES
Solvent & VOC-Free Urethane Adhesive

Isotec International introduces a new fast cure urethane wood adhesive. IsoBond UTN 5111 is a solvent- and VOC- free, one-component moisture cured urethane adhesive. It provides excellent bond strength when applied to solid wood, sheet goods and other manufactured wood products, Isotec says, and the thicker viscosity of UTN 5111 minimizes runs and...

Company name: Isotech
Published On: Thursday June 06th, 2013

 
CASE>> ELASTOMERS>> TPU
Lubrizol Introduces New Flame-Retardant Polymer Technology for Medical Applications

The Lubrizol Corporation today announces the launch of a flame-retardant thermoplastic polyurethane (TPU) product suitable for medical applications. Developed by Lubrizol LifeScience Polymers, this product is the first of its kind to feature high flame properties, low halogen content and a soft, matte or gloss finish.In medical applications, a...

Company name: The Lubrizol Corporation
Published On: Monday June 10th, 2013

 
CASE>> COMPOSITES
General Plastics to Exhibit at Amerimold with Distributors

General Plastics Manufacturing Company will be participating in the Amerimold Expo 2013 in Rosemont, Illinois, and exhibiting June 12-13 at booth 313 with distribution partner Blackhawk Sales Co. The two companies will spotlight General Plastics’ LAST-A-FOAM® FR-7100 Core and Modeling Board, LAST-A-FOAM® FR-4500 Tooling Board, and LAST-A-FOAM®...

Company name: General Plastics
Published On: Thursday June 06th, 2013

 
PROCESSING EQUIPMENTS - PRODUCTION
SAIP develops and realizes custom solutions

SAIP has recently completed agreements for the implementation of two significant projects for the insulation of residential doors with PU low-density rigid foam, the first in Mexico and the latter in the Dominican Republic. Each project involves the use of a new line unit equipped with high-pressure foaming machine of the latest generation. After...

Company name: SAIP Srl
Published On: Tuesday June 04th, 2013

 
FINISHED PRODUCTS>> CONSTRUCTING>> THERMAL INSULATION
Connecticut State Senate and House Pass Bill to Develop Regulations for Spray Foam Insulation

A bill that directly affects the spray polyurethane foam industry has been passed by the Conn. State Senate and House. The Senate voted to pass House Bill No. 5908, which became in effect once it was passed on May 30. The House of Representatives approved the bill on April 24 before it went to the Senate.The bill states that Connecticut will...

Company name:
Published On: Wednesday June 05th, 2013

 
FINISHED PRODUCTS>> CONSTRUCTING>> PANELS
Composite panels clad energy-neutral office in the Netherlands

Large, lightweight composite façade panels developed by DSM, Büfa and NPSP Composieten have been used in the construction of a new energy-neutral office building in the Netherlands.The composite panels are 13 m by 3 m in size. In collaboration with construction company BAM more than 100 of these elements were installed on the new office of energy...

Company name: Bufa
Published On: Friday June 07th, 2013

 
FINISHED PRODUCTS>> AUTOMOTIVE
Atro Introduces polyurethane replacement parts Polymer for Hot Engines

Atro Engineered Systems, an American aftermarket parts manufacturing firm specializing in heavy-duty truck suspension and under hood polyurethane replacement parts, has announced the release of their latest innovation: a proprietary polymer for motor mounts that withstands stress, chemicals and scorching heat.When EGR/SCR systems were added to...

Company name: Atro Engineered Systems
Published On: Tuesday June 04th, 2013

 
FINISHED PRODUCTS>> BEDDING
ISPA attempts proactive response to mattress recycling measures

Many US states are considering mattress recycling laws that would be burdensome and costly for mattress manufacturers, according to Ryan Trainer, President of the International Sleep Products Association (ISPA).Trainer is urging his members to contact their elected officials when asked to lobby for industry-supported recycling measures. He said...

Company name: the International Sleep Products Association
Published On: Thursday June 06th, 2013

 
FINISHED PRODUCTS>> INDUSTRIAL>> CASTER & WHEELS
Maclan's Original Solid Urethane Flume Ride Wheel Reduces Maintenance Costs for Amusement Parks

Maclan's "Original" Solid Urethane Flume Wheel reduces cost and down time for wheels exposed to water.Flume Rides started popping up in amusement parks and state fairs in the early 1960s. Traditional flume ride wheels of that period were designed with pneumatic tires and metal hubs. Over time, the metal hub would become oxidized, sometimes even...

Company name: Maclan
Published On: Monday June 10th, 2013

 
INDUSTRY UPDATE
Bayer: 150 Years Old And Still Inventing

Aspirin, polycarbonate, polyurethane, and the first synthetic insecticide are among the catalog of chemicals invented by scientists at Bayer. Ciba-Geigy, Hoechst, ICI, Rhône-Poulenc, and other European firms also have their place in the history of chemistry, but all have been dismantled and consumed by their competitors.Bayer has survived for 150...

Company name: Bayer
Published On: Monday June 10th, 2013

 
Axalta Coating Systems Launches New Identity

Axalta Coating Systems, a leading global supplier of liquid and powder coatings, has rolled out a new corporate brand identity that captures the scope of its business around the world. The new logo highlights the Axalta name as well as its focus on performance and will provide a consistent and clear symbol of the company and the products and...

Company name: Axalta Coating Systems
Published On: Thursday June 06th, 2013

 
Majority Stake in PUR Foam Maker TKK on Sale

The Abanka bank and construction materials company Salonit Anhovo have called an auction for 17 June to sell their combined 92.5% stake in polyurethane foam maker TKK Srpenica, one of Europe's leading companies in the field.

Company name: TKK Srpenica
Published On: Friday June 07th, 2013

 
BASF starts up tert. Butylamine plant in Nanjing, China

BASF today announced the opening of its world-scale tert. Butylamine(tBA) production plantat the Nanjing Chemical Industry Park in China. The plant is wholly-owned by BASF and is integrated into the production facilities of BASF-YPC Co. Ltd. in Nanjing. With an annual capacity of 10,000 tons, the new facility further strengthens BASF’s globally...

Company name: BASF
Published On: Friday June 07th, 2013

 
Wanhua Announces Company Name-change

Yantai Wanhua Polyurethanes Co.,Ltd. changed the company name to Wanhua Chemical Group Co. Ltd. (hereafter referred to as Wanhua Chemicals) on June 6,2013, to reflect the expansion of its business scope. Wanhua Chemicals is a leading player in global polyurethane industry. The company owns the most modern and advanced MDI assets with over...

Company name: Yantai WANHUA
Published On: Thursday June 06th, 2013

 
BioAmber and Brenntag Sign Distributor Partnership for the Americas

BioAmber has partnered with Brenntag in the Americas for distribution of its Bio-SATM bio-based succinic acid and derivatives, including bio-based 1, 4-butanediol (BDO). Brenntag is the leading distributor in the Americas, servicing the chemicals market with the broadest product portfolio in the industry and covering the full range of markets for...

Company name: Bioamber
Published On: Thursday June 06th, 2013

 
VELOX introduces products from ICR Sprint

VELOX GmbH, a European leader in the marketing and supply of raw materials specialities for plastics, composites, rubber, paints & coatings industries, distributes since the beginning of this year the composites products of ICR Sprint.VELOX has a longstanding history in supplying raw materials specialities for technical applications across Europe....

Company name: Velox
Published On: Wednesday June 05th, 2013

 
Wind Point Partners Acquires Argotec

Wind Point Partners, a Chicago-based private equity investment firm, announced the acquisition of a new platform company, Argotec.Based in Greenfield, Mass., Argotec is a manufacturer of specialty polyurethane film and sheet with unique properties ideal for a variety of niche applications, including surface protection and impact resistant glass,...

Company name: Argotec
Published On: Tuesday June 04th, 2013

 
Stepan Completes Purchase Of North American Polyester Resins Business From Bayer

Stepan Company today reported that it completed the purchase of the North American Polyester Resins business, from Bayer MaterialScience. The sale includes the production facility located in Columbus, Georgia. Bayer MaterialScience is a leading producer of Powder Polyester Resins for metal coatings applications in NAFTA and Liquid Polyester Resins...

Company name: Stepan Company
Published On: Tuesday June 04th, 2013

 
PEOPLE
Sika Automotive Division announces personnel appointment

Sika Automotive Division USA announces the appointment of new personnel in the Automotive Sales group.Brett Loomis joins Sika Automotive as the Director of Sales Automotive Domestics Group. Loomis will manage automotive sales groups for Ford, General Motors and Chrysler.Prior to joining Sika, Loomis was employed for fifteen years with Axson...

Company name: Sika Corporation
Published On: Monday June 10th, 2013

 
GREEN CHEMISTRY
Bayer sees good green opportunities in Malaysia

Bayer AG’s subsidiary Bayer MaterialScience AG (BMS) is interested to work alongside various parties to produce “real solutions” for the construction of green buildings in Malaysia.Chairman of the board of management of BMS Patrick Thomas told Get Real that the growth of the sustainable construction industry is important and BMS’ technologies can...

Company name: Bayer AG
Published On: Friday June 07th, 2013

 
LEATHER
Solvent-free raw materials for textile coating from Bayer

From June 11 to 13, Bayer MaterialScience is presenting solvent-free Impranil® raw materials for coating the textiles used for car seats and sports and fashion goods at the TechTextil 2013 trade fair in Frankfurt. Products such as team jerseys, soccer balls, shoes, jeans, jackets and bags may be very different, but once treated with these...

Company name: Bayer MaterialScience AG
Published On: Friday June 07th, 2013

 
HEALTH & SAFETY
EU-OSHA Guides Cover OSH Hazards in Green Building

EU-OSHA has published two guides on the occupational safety and health risks associated with domestic, small-scale solar energy applications and the construction of green buildings. Each publication comes with hazard identification checklists to aid in starting a workplace risk assessment. The guides were released ahead of the 2013 Green week...

Company name: Occupational Health & Safety
Published On: Wednesday June 05th, 2013

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> ADDITIVES>> DISPERSANTS
Polyurethane dispersants derived from alkoxy aromatic diols

The present invention relates to polyurethane dispersants based on alkoxy aromatic diols. These polyurethane dispersants are used to disperse pigments and/or disperse dyes and inks containing pigments and/or disperse dyes dispersed with these polyurethane ionic dispersants. The polyurethane dispersants can have nonionic hydrophilic substituents.

Company name: E I du Pont de Nemours & Company
Published On: Friday June 07th, 2013

 
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
Halogen free, flame retardant compositions for wire and cable applications

A halogen-free, flame retardant composition comprises thermoplastic polyurethane, olefin block copolymer, carbonyl-containing olefin polymer compatibilizer, and flame retardant package comprising bisphenol-A bis(diphenyl phosphate) and/or resorcinol bis(diphenyl phosphate), a nitrogen/phosphorus based, halogen-free flame retardant, and epoxidized...

Company name: Dow Global Technologies
Published On: Thursday June 06th, 2013

 
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS
Process for the preparation of multifunctional polycarbodiimides which are used as crosslinking...

A process for the preparation of multifunctional polycarbodiimides, which are used as crosslinking agents, in which the polycarbodiimide is prepared by reacting mono- and polyisocyanates in the presence of a mono- or polyisocyanate that contains one or multiple additional reactive functional groups and in the presence of a carbodiimide catalyst,...

Company name: Stahl International
Published On: Friday June 07th, 2013

 
PU RAW MATERIALS>> POLYOLS
Ethylene oxide/propylene oxide polyether polyols and polyurethanes made therefrom

Copolymers of propylene oxide and ethylene oxide have an inner block that contains from 65-90 weight percent oxyethylene units and from 10 to 35 weight percent oxypropylene units. This block has a molecular weight of from 150 to 350. The copolymer has an outer block which contains at least 95 weight % oxypropylene units and from 0 to 5% oxyethylene...

Company name:
Published On: Friday June 07th, 2013

 
PU RAW MATERIALS>> ISOCYANATES
Process for the preparation of isocyanates

The invention relates to a process for the preparation of isocyanates in a system network comprising an isocyanate production plant, a chlorine production plant and a phosgene production plant, in which carbon dioxide formed as a by-product is partially to completely condensed out with the gaseous chlorine formed in the chlorine production plant...

Company name: Bayer Intellectual Property
Published On: Friday June 07th, 2013

 
PU RAW MATERIALS>> ISOCYANATES>> ALIPHATIC
Process for the production of aliphatic isocyanates

The present invention is a process for aliphatic or cycloaliphatic isocyanate. The process comprises reacting an aliphatic or cycloaliphatic primary amine, with phosgene in the presence of an inert solvent wherein the initial reaction temperature is between 100 and 130.degree. C. and the temperature is subsequently ramped to 150 to 180.degree. C....

Company name: Dow Global Technologies
Published On: Thursday June 06th, 2013

 
PU RAW MATERIALS>> PREPOLYMERS
Prepolymer systems having reduced monomeric isocyanate contents

A prepolymer system has a monomeric isocyanate content of no greater than about 10% by weight based on 100 parts by weight of the prepolymer system. The prepolymer system comprises a diluent component and a prepolymer component different than and separate from the diluent component. The diluent component has an excess of isocyanate (NCO) functional...

Company name: BASF SE
Published On: Thursday June 06th, 2013

 
PU RAW MATERIALS>> RESIN COMPOSITION
Polythiourethane polymerizable composition and method for producing optical resin by using same

A resin composition excellent in tintability and resin strength, a resin obtained by curing such a resin composition, and an optical component is provided. A polymerizable composition containing an isocyanate compound suitably used for transparent resin materials, at least one polythiol compound which may have one or more (poly) sulfide bonds in a...

Company name: Mitsui Chemicals
Published On: Friday June 07th, 2013

 
Mold goods

For a skin, a non-foamed polyurethane resin layer at the surface side and a foamed polyurethane resin layer between the non-foamed polyurethane resin layer and a base member are configured to form an integral and uniform layer over an extent from an injection point to a distant point on a surface of the base member, so that an integral skin foam in...

Company name: Nihon Plast
Published On: Friday June 07th, 2013

 
PU RAW MATERIALS>> RESIN COMPOSITION>> DISPERSION
Fine particle-dispersed polyol composition, method for producing polymer polyol, and method for...

A polyol composition comprising a polyol (a) and resin fine particles (b) dispersed in the polyol (a), and a method for producing the polyol composition are provided, wherein the resin fine particles (b) are particles such that an arithmetic standard deviation by volume of a particle size distribution of the particles, derived from respective...

Company name: Sanyo Chemical Industries
Published On: Thursday June 06th, 2013

 
PU RAW MATERIALS>> RESIN COMPOSITION>> ORIENTED STRAND BOARD
Method of manufacturing a hard wood strand product

A method of manufacturing a hard wood strand product, comprising the steps of harvesting logs of eucalypts from plantation trees having an age between 8 years and 12 years, forming strands from the logs, adding a binder including a polymeric methane di-isocyanate resin and a wax to the strands, forming a mat with the strands, and pressing and...

Company name: Lignor
Published On: Friday June 07th, 2013

 
PU RAW MATERIALS>> RESIN COMPOSITION>> LAMINATES
Polyurethane lamination resin, laminate containing the polyurethane lamination resin, and skis or...

The present invention relates to a process for producing a polyurethane lamination resin, by mixing a) an isocyanate prepolymer based on diphenylmethane diisocyanate having a difunctionally started polyether, b) polyphenylene polymethylene polyisocyanate, c) trifunctionally started polyetherpolyol with an average molar mass of from 350 to 600...

Company name: BASF SE
Published On: Friday June 07th, 2013

 
SYSTEMS>> ADHESIVES
Adhesive derived from dimeric fatty acid or dimeric fatty diol

An adhesive containing polyisocyanate and a polyol containing at least one dimer fatty acid and/or dimer fatty diol. The adhesive is particularly suitable for use on wood.

Company name: Croda International
Published On: Thursday June 06th, 2013

 
SYSTEMS>> ADHESIVES>> PRESSURE SENSITIVE
Free-flowing pressure sensitive adhesives

Hot melt adhesive consisting of a core of a pressure sensitive adhesive comprising at least one polymer selected from polyester, polyacrylate, polyolefin, polyurethane, ethylene vinyl acetate polymers, styrene blockcopolymers or mixtures, at least one tackifier and optionally additives, the core material has a softening point of 80 to 150.degree....

Company name: Henkel
Published On: Friday June 07th, 2013

 
SYSTEMS>> COATINGS
Coating compositions

A coating composition comprising an advanced epoxy resin polymeric composition having the following chemical structure:(formula) I where n is a number from 1 to about 3000; each m independently has a value of 0 or 1; each R0 is independently --H or --CH.sub.3; each R.sup.1 is independently --H or a C.sub.1 to C.sub.6 alkylene radical (saturated...

Company name: Dow Global Technologies
Published On: Friday June 07th, 2013

 
SYSTEMS>> COATINGS>> DISPERSIONS
Aqueous polyurethane-polyurea dispersions

The invention relates to a method for producing aqueous polyurethane-polyurea dispersions, aqueous polyurethane-polyurea dispersions produced by this method and their use to produce coating agents and adhesives.

Company name: Bayer Intellectual Property
Published On: Friday June 07th, 2013

 
CASE>> COATINGS
Method of mitigating ice build-up on a substrate

The present invention is directed to a method of mitigating ice build-up on a substrate, such as a wind blade, comprising applying to the substrate curable film-forming compositions comprising isocyanate-functional curing agents, film-forming compositions with functional groups reactive with the isocyanates, and polysiloxanes. The film-forming...

Company name: PPG Industries
Published On: Friday June 07th, 2013

 
CASE>> COATINGS>> PAINTS
Aqueous coating compositions pigmented with flake-form metallic effect pigments, processes for...

Disclosed are curable aqueous coating compositions comprising at least one polyurethane (A) as binder, at least one laminar metallic effect pigment (B), and at least one inorganic thickener C1) selected from the group of the phyllosilicates, and at least one organic thickener C2) selected from the group of the (meth)acrylic acid-(meth)acrylate...

Company name: BASF Coatings AG
Published On: Friday June 07th, 2013

 
CASE>> ADHESIVES
Linerless label

The invention relates to an aqueous adhesive composition containing at least one acrylate polymer with a glass transition temperature Tg>50.degree. C. and at least one amorphous polyurethane or polyurethane-polyurea polymer with a glass transition temperature Tg

Company name: Bayer Intellectual Property
Published On: Friday June 07th, 2013

 
CASE>> ADHESIVES>> TWO COMPONENTS REACTION ADHESIVES
Method for gluing film-like substrates

A method for adhesively bonding film-like substrates, in which a two-component polyurethane adhesive is applied to a film and then a second film is applied, a two-component polyurethane adhesive being used that consists of--a component A containing at least one prepolymer having at least two NCO groups,--a component B containing at least one...

Company name: Henkel
Published On: Thursday June 06th, 2013

 
CASE>> ELASTOMERS>> TPU
Catalyzed pellet heat treatment for thermoplastic polyurethanes

The invention relates to a process for preparing a thermoplastic polyisocyanate polyaddition product based on polyisocyanate (i) and compounds which are reactive toward polyisocyanate, with or without the use of chain extenders, a first catalyst (iv) and/or auxiliaries and/or additives (v), wherein a second catalyst is initially vaporized and then...

Company name: BASF SE
Published On: Thursday June 06th, 2013

 
CASE>> ELASTOMERS>> TPU FILMS
Urethane acrylic blends

There is provided a polymeric film comprising one or more thermoplastic polyurethane and one or more acrylic polymer comprising, as polymerized units, one or more hydrogen-bondable monomer.

Company name: Rohm and Haas Company
Published On: Friday June 07th, 2013

 
CASE>> COMPOSITES
High density polyurethane and polyisocyanurate construction boards and composite boards

A construction board comprising a cellular body including at least one planar surface, where the cellular body includes a polyurethane or polyisocyanurate cellular structure, where the cellular structure has a density greater than about 2.5 pounds per cubic foot, an ISO index of at least 270, and where the cellular body includes at least 5.0% by...

Company name: Firestone Building Products
Published On: Thursday June 06th, 2013

 
Prepegs and molded bodies produced thereof at low temperature

The invention relates to prepregs and composite components (molding) produced therefrom at a low temperature, obtainable by using powdery highly reactive polyurethane compositions containing uretdione groups, with specific catalysts.

Company name: Evonik Degussa GmbH
Published On: Friday June 07th, 2013

 
FINISHED PRODUCTS
Polyurethane ballast layer, the method for preparing the same and the use thereof

The present invention relates to a polyurethane ballast layer, the method for preparing the same and a railway comprising the polyurethane ballast layer. The polyurethane ballast layer provided in this invention comprises a polyurethane-filled ballast layer and a polyurethane external protective layer, wherein the polyurethane-filled ballast layer...

Company name: Bayer Intellectual Property
Published On: Friday June 07th, 2013

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Castable polyurea formulation for golf ball covers

Golf balls having improved cut and shear resistance that include covers and/or other layers formed from polyurea compositions formed with at least one amine-terminated polytetramethylene ether glycol homopolymer, at least one amine-terminated copolymer of polytetramethylene ether glycol and polyalkylene glycol. The amine-terminated...

Company name: Acushnet Company
Published On: Thursday June 06th, 2013

 
Golf balls having a low modulus HNP layer and a high modulus HNP layer

The present invention is directed to golf balls consisting of a dual-layer core and a cover. The core consists of a center having a center hardness of 50 Shore C or greater and formed from a low modulus HNP composition, and an outer core layer having a surface hardness of 75 Shore C or greater and formed from a high modulus HNP composition. Low...

Company name: Acushnet Company
Published On: Friday June 07th, 2013

 
FINISHED PRODUCTS>> MEDICAL
Medical adhesive patch

A medical adhesive patch includes: a support film including a barrier layer which contains polyvinyl alcohol and a layered inorganic compound, and which is laminated on one surface of a support including polyurethane; an adhesive layer which contains a medicine, and which is laminated on the barrier layer of the support film, a degree of...

Company name: Hisamitsu Pharmaceutical
Published On: Friday June 07th, 2013

 
Medical-surgical devices

An embryo replacement catheter has a flexible extruded shaft of a transparent polyurethane with a bore extending along its length. Gas bubbles of a diameter in the range 5.mu. to 10.mu. are incorporated into the thickness of the wall of the shaft by adding gas during extrusion. The bubbles are selected to increase the visibility of the catheter...

Company name: Smiths Group
Published On: Friday June 07th, 2013

 
CHEMISTRY
Isocyanate-free method for preparing poly(carbonate-urethane) or poly(ester-urethane)

The present invention discloses a method for preparing polycarbonate-urethane) or poly(ester-urethane) without isocyanate

Company name: Centre national de la recherche scientifique
Published On: Friday June 07th, 2013

 
 
LATEST TRENDS >> PAPERS
SYSTEMS>> COATINGS>> DISPERSIONS
Preparation and Properties of Waterborne Polyurethane Containing Hyperbranched Polyester Linkages

Different generations of hydroxyl-terminated hyperbranched polyesters (HBPEs) were synthesized in sequence, all of the HBPEs based on methyl methacrylate (MMA) and diethanolamine (DEA) as AB2 monomer and trimethylolpropane (TMP) as core molecule. Then a series of hyperbranched waterborne polyurethane dispersions (HPUs) were prepared with the 3rd...

Company name: Jiangsu University
Published On: Monday June 10th, 2013

 
CASE>> SEALANTS
The first European approval for an expansion joint - flexible plug joint system with new material

Up to now the common material used for flexible plug joints of bridges is based on bituminous mixtures consisting of aggregates and polymer-modified binders. All existing national regulations and also the upcoming European Guideline for Expansion Joints ETAG 032 are restricting flexible plug joints to these traditional bituminous mixtures.The new...

Company name:
Published On: Monday June 10th, 2013

 
CASE>> ELASTOMERS>> TPU
Thermoplastic Polyurethanes From Undecylenic Acid-Based Soft Segments: Structural Features and...

A set of thermoplastic polyurethanes is synthesized, combining undecylenic acid-derived telechelic diols as soft segments and 1,4-butanediol/4,4′-methylenebis(phenylisocyanate) as a hard segment (HS). These polymers are fully chemically and physically characterized by means of NMR and Fourier transform IR (FTIR) spectroscopy, size-exclusion...

Company name: Universitat Rovira i Virgili
Published On: Monday June 10th, 2013

 
CHEMISTRY
Synthesis, Optical Property, and Simulation of Thermo-Optic Switch of Novel Azopolymer

A novel azopolymer polyurethane-urea (PUU) was synthesized from chromophore molecule 4-(4-nitrophenyl-alkenyl) phenyl-1,3-diamine, polyether polyol, and isophorone diisocyanate. The structure, mechanical property, and thermal property of PUU were characterized and measured. The refractive index and transmission loss of PUU was determined using ATR...

Company name: Jiangsu University
Published On: Monday June 10th, 2013

 
FTIR Spectra Study on the Swellbility and Controlled-Release Mechanism of Polyurethane Coated Urea

The nutrient release experiment of polyurethane coated urea (PCU) was carried out in pure water at 25 ℃. With the release of urea, the structural variation of polyurethane coating was investigated by Fourier transform infrared spectroscopy (FTIR), then a series of curves were collated and compared so as to better reflect the relation between...

Company name: Sino-Arab Chemical Fertilizer
Published On: Monday June 10th, 2013

 
Maltose-Containing Polyurethane Films: Synthesis, Characterization, and Their Use for Determination...

A series of polyurethanes were prepared from the maltose-ethylene glycol-diphenylmethane diisocyanate and used to construct a novel polyurethane electrode for the detection of dopamine. The polyurethanes were characterized by FT-IR, differential scanning calorimetry, and thermogravimetric analysis. The intrinsic viscosity and adhesive properties...

Company name: İnönü University
Published On: Monday June 10th, 2013

 
HEALTH & SAFETY
Hypothesis-based weight-of-evidence evaluation of the human carcinogenicity of toluene diisocyanate

Humans are exposed to toluene diisocyanate (TDI) primarily through inhalation in workplaces where TDI is produced or used. It is classified as a possible human carcinogen, based primarily on increased tumor incidences in rodents treated with TDI by oral gavage. We used the hypothesis-based weight-of-evidence (HBWoE) method to evaluate whether the...

Company name: Gradient
Published On: Monday June 10th, 2013

 
 

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