Issue-545 - March 09, 2015   Recommend
Press Releases Patents Technical Papers
BYK additives for optimized processes

At BYK Additives & Instruments, a leading supplier of additives and measuring instruments for the coatings, printing inks and construction industries, the final preparations for its presence at this year's ECS are now running at full speed.The company will be represented with an exhibition booth of around 300 sqm at the largest and most important...

Company name: BYK-Chemie
Published On: Friday March 06th, 2015

Colourants for every tinting need

Colourants need to provide color reproducibility, smooth functionality and technical stability, while having no effect on the properties of the final coating.Chromaflo Technologies offers this through their extended "Chroma-Chem" industrial portfolio. This includes solvent-free product lines for special applications which are compatible with a...

Company name: Chromaflo Technologies
Published On: Tuesday March 03rd, 2015

BASF expands its capacity for specialty amines at its Verbund site in Ludwigshafen

BASF is significantly expanding its production capacity for about 20 specialty amines at its Verbund site in Ludwigshafen. The company will therefore invest a double-digit million euro amount in expanding current production facilities, which are planned to go on stream gradually by early 2017. The specialty amines are especially used for the...

Company name: BASF
Published On: Thursday March 05th, 2015

BASF now offers bio-based PolyTHF

BASF has made bio-based Polytetrahydrofuran 1000 (PolyTHF 1000) available for the first time. The company is now providing this intermediate to selected partners for testing various applications in a large scale. "The bio-based PolyTHF 1000 is identical in quality to the petrochemical-based product," said Andrej Brejc, Director Renewable Diols from...

Company name: BASF
Published On: Thursday March 05th, 2015

Bayer to close Brazil MDI, polyether polyols plant for economic reasons

Bayer MaterialScience (BMS) plans to cease production of methylene di-p-phenylene isocyanate (MDI), polyether polyols and raw materials at its Belford Roxo site in Brazil in July 2015, the company announced this week.The move will remove 55,000 tpy of MDI production from the market, according to the company announcement.Additionally, around 15,000...

Company name: Bayer MaterialScience
Published On: Friday March 06th, 2015

JAPAN: Tokyo extends dumping investigation on toluene diisocyanate from China

Japan's Ministry of Economy, Trade and Industry and the Ministry of Finance have decided to extend an anti-dumping probe by four months on toluene diisocyanate (TDI) imported from China.The investigation, which began on 14th February, 2014, was in response to an application filed on 17th December, 2013 by Mitsui Chemicals for the imposition of an...

Company name: Japanese Ministry of Economy, Trade and Industry
Published On: Wednesday March 04th, 2015

Electrolube's new polyurethane resins enable LED luminaire manufacturers to achieve diffused...

Electro-chemicals specialist Electrolube has launched two new protective and decorative polyurethane resins that will be of particular interest to LED lighting manufacturers.The first of these - UR5634 - is a two-part, semi-rigid, optically clear polyurethane resin that achieves a water-white transparency, ideal for LED potting applications. This...

Company name: Electrolube
Published On: Tuesday March 03rd, 2015

Hexcel Focuses on Composite Innovations for Aerospace, Automotive and Wind Energy at JEC Europe 2015

Hexcel is exhibiting at JEC Europe 2015 in Paris on March 10-13 (Stand F30, Pavilion 7.3) to promote the latest composite innovations for aerospace, automotive and wind energy applications. Aerospace For aerospace customers Hexcel is launching a new RTM resin, HexFlow RTM230 ST, that performs at high temperatures with superior toughness and has...

Company name: Hexcel Composites
Published On: Tuesday March 03rd, 2015

Dow Automotive Systems at JEC 2015, Paris, March 10-12

Dow Automotive Systems will present an update of VORAFORCE™ 5300, its epoxy resin matrix system for high-pressure resin transfer molded composites, at forthcoming JEC show in Paris. Dow Automotive Systems can now offer under 60-second molding cycle times for high-pressure Resin Transfer Molding (HP RTM) or wet compression with VORAFORCE 5300 resin...

Company name: Dow Automotive
Published On: Friday March 06th, 2015

Axalta opens new waterborne coatings plant in Shanghai

Axalta Coating Systems has opened a latest generation manufacturing facility in Shanghai to produce waterborne coatings for China's growing automobile market.The newest and one of Axalta's most advanced waterborne production facilities, the plant reflects the key role that China plays in Axalta's global strategy, which is focused on providing...

Company name: Axalta Coating Systems
Published On: Friday March 06th, 2015

All Seasons Insulation Launches Gallery of Spray Foam Applications to Inspire Potential Customers

All Seasons Insulation has combined their resource center with real examples of their work to show how their foam insulation can be applied to residential, commercial and industrial spaces.Foam insulation is increasingly being used to replace more traditional alternatives like fiberglass and rockwool for several reasons. First, fiberglass and...

Company name: All Seasons Insulation
Published On: Thursday March 05th, 2015

Viscoelastic Polyurethane Gel offers high elongation

Historically, polyurethane gel elastomer materials always have been used inside of flexible film or coated fabric encapsulation structures due to their weak physical properties and sticky surfaces of the cured parts. The encapsulation method takes extra processing steps, thus more expensive to produce. We developed a new formula, NTG-7, which is...

Company name: Northstar Polymers
Published On: Friday March 06th, 2015

Bayer MaterialScience buys composite materials specialist

Bayer MaterialScience (Leverkusen) has expanded its position in the composite materials field through an acquisition in southern Germany. The company has taken over Thermoplast Composite GmbH (TCG), basded in Langenfeld, near Nuremberg, which specializes in the production of continuous fiber-reinforced thermoplastic composites.According to the...

Company name: Bayer MaterialScience
Published On: Tuesday March 03rd, 2015

Lightweight X-TECH solution for cargo barrier

Inxide, in cooperation with Swerea-SICOMP and Klippan Safety, has developed a lightweight solution for a cargo barrier for passenger cars based on the Inxide patented X-TECH technology that replaces traditional steel solutions. The design is based on a reinforcing skeleton of continuous fibres overmoulded with a polyurethane matrix, giving a 25%...

Company name: Inxide
Published On: Wednesday March 04th, 2015

New Vertical Hand-Held Fluid Valves Improve Dispensing Ergonomics

The 1270-857 Series Pneumatic Vertical Handle mounted Kiss™ dispense valves is ideal for dispensing low- to high-viscosity 1-component adhesives, sealants and lubricant materials. The manual valve is used in repetitive fluid dispensing applications where operators dispense beads or drops of material in adhesive bonding or component sealing...

Company name: Sealant Equipment
Published On: Sunday March 08th, 2015

Further development for impact noise protection

From March, Getzner Werkstoffe will be bringing a new, more economical insulating mat designed to reduce disruptive noise onto the market: The Construction Mat CM GR 0525 is suitable for standard floors and can be used in commercial premises, industry, residential construction and public buildings. It is proven to reduce impact noise by at least 20...

Company name: Getzner Werkstoffe
Published On: Tuesday March 03rd, 2015

Safe options for insulating homes

Making your home more energy efficient is certainly good for the planet and will cut your heating/cooling bills, but you're right to worry about chemical off-gassing. According to the non-profit Environmental Working Group, most common spray polyurethane foam insulation contains methylene diphenyl diisocyanate, or MDI, a synthetic chemical that has...

Company name:
Published On: Thursday March 05th, 2015

The Mercedes-Benz C-Class Estate is the centre point of Mercedes-Benz Accessories' display at the...

However, Mercedes-Benz fans can also view and purchase gifts and souvenirs at the display in Hall 6: there are more than 40 model cars from A-Class to the Mercedes-AMG GT S to choose from. In addition, available are also high-quality accessories from a wide-range of products from the Mercedes-Benz Collection 2015: pens, caps, bags smartphone cases...

Company name: Mercedes-Benz
Published On: Thursday March 05th, 2015

Cars drive easier with MuCell

Lightweight design in Automotive Interior is the main topic of the Trexel presentation at the International Congress "Plastics in Automotive Engineering 2015" in Mannheim, Germany. Latest applications have proved that MuCell not only combines foaming and lightweight design, but is also able to increase productivity.Center console of Mercedes-Benz...

Company name: Trexel
Published On: Monday March 09th, 2015

Long-term success through innovation

During a visit to RAMPF Machine Systems, Goppingen District Administrator Edgar Wolff and representatives of the district council and town council of Wangen were impressed by the company's strong commitment to innovation.With 150 employees and a state-of-the-art infrastructure, RAMPF Machine Systems is a strong, attractive employer in the Goppingen...

Company name: RAMPF-Gruppe
Published On: Sunday March 08th, 2015

BASF Coatings receives internationally renowned iF Design Award

Getting more color on the roads is the goal of BASF's Coatings division. In its annual global trend book, BASF presents the color areas that will play a role in the automotive industry in the future. The current edition, entitled "Under the Radar", has now been honored with the internationally renowned iF Design Award.The trend book is published...

Company name: BASF SE
Published On: Sunday March 08th, 2015

Argotec to consolidate Easthampton operations in Greenfield

Argotec LLC of Greenfield is planning to close the Easthampton plant it bought in May 2014 along with the rest of one-time competitor Stevens Urethane and consolidate operations in Greenfield.Argotec makes plastic film sheets for everything from waterproof clothing to bullet-resistant glass and smartphone screens.The Easthampton plant will be...

Company name: Argotec
Published On: Friday March 06th, 2015

Rennovia and Johnson Matthey to co-develop catalysts for bio-based adipic acid process

Rennovia Inc. and Johnson Matthey announced that they have entered into a joint development agreement for the co-development and manufacture of catalysts to be used in the scale-up and commercialisation of Rennovia's process for the production of bio-based glucaric acid and adipic acid.This new agreement builds upon the existing collaboration,...

Company name: Rennovia
Published On: Wednesday March 04th, 2015

Global Specialty Products USA, Inc. Appoints SFS as a New Distributor in Georgia

Global Specialty Products USA, Inc. (GSP USA), a U.S. based manufacturer, appointed SFS as a new distributor located in the state of Georgia.Effective immediately GSP USA has entered into a distribution agreement with Georgia-based SFS, who will have the rights to distribute and resell GSP USA's environmentally safe, reduced VOC, non-hazardous...

Company name: Global Specialty Products
Published On: Tuesday March 03rd, 2015

Accella Performance Materials Announces Acquisition of IPS Polymer Systems

Accella Performance Materials, Inc., ("Accella", rebranded from Dash Multi-Corp, Inc.) a leading manufacturer of polyurethane systems and recycled rubber products, today announced the acquisition of IPS Polymer Systems, Inc. ("IPS") in Rancho Cucamonga, CA. Accella is backed by Arsenal Capital Partners ("Arsenal Capital").The acquisition further...

Company name: Accella Performance Materials
Published On: Tuesday March 03rd, 2015

Supreme Court won't hear appeal in foam class action case

The U.S. Supreme Court won't hear an appeal from a group of flexible foam manufacturers challenging one of the largest class-action lawsuits ever certified.The justices on Monday let stand a lower court ruling that allowed a lawsuit to go forward that seeks more than $9 billion in damages against Carpenter Co., Woodbridge Foam Corp. and...

Company name:
Published On: Tuesday March 03rd, 2015

AkzoNobel breaks ground on new Specialty Chemicals plant in China

AkzoNobel's Specialty Chemicals business recently broke ground on a new alkoxylation facility in Ningbo, China, bringing the company's total investment in the strategic multi-site to more than €400 million. As well as contributing to AkzoNobel's position as one of the leading surfactant producers in China, the new facility also creates a more...

Company name: Akzo Nobel
Published On: Tuesday March 03rd, 2015

Johns Manville's Jennifer Ford-Smith Appointed to the 2015 Women in Roofing Leadership Team

Johns Manville (JM), a Berkshire Hathaway company and global building and specialty products manufacturer, is proud to announce that Director of Marketing and Single Ply Systems Jennifer Ford-Smith was recently appointed to the 2015 Women in Roofing (WinR) leadership team. WinR is a council of the Midwest Roofing Contractors Association (MRCA)....

Company name: Johns Manville
Published On: Thursday March 05th, 2015

Demilec Hires Derek Davis as Commercial Sales Director

Demilec, one of North America's largest manufacturers of spray foam insulation and polyurea products, has named Derek Davis Commercial Sales Director. In this newly-created position, Davis will spearhead Demilec's effort to increase its market share for commercial construction projects.As we continue to reposition Demilec for the future, we see...

Company name: Demilec
Published On: Wednesday March 04th, 2015

Burkhard Quellenberg is new Global Director HR at Oxea

Burkhard Quellenberg (47) is the Oxea Group's new Global Director Human Resources. An occupational and organizational psychologist by trade, Quellenberg held a number of positions at the SABIC Europe chemicals corporation, most recently HR Director Business & Functions Europe, before moving to Oxea. Quellenberg's previous career has included...

Company name: Oxea
Published On: Wednesday March 04th, 2015

New Cromax Brand Manager EMEA appointed

Effective 1 January 2015, Dries Van den Bergh becomes Cromax Brand Manager for Europe, Middle East and Africa (EMEA)."It is such an honour to take on this responsibility, especially for a global brand that operates in so many countries, particularly throughout our region, and one I have worked with for so many years,"" he says.Reinforcing the...

Company name: Cromax
Published On: Tuesday March 03rd, 2015

Polyurethane dispersant and the method for its preparation

The present invention is related to a polyurethane dispersant and a preparation method thereof. The polyurethane dispersant is terminated by a nitrogen-containing heterocyclic compound during synthesis. The nitrogen-containing heterocyclic compound is prepared by subjecting anhydride and a compound containing a primary amine and a secondary amine...

Company name:
Published On: Friday March 06th, 2015

Solvent systems having no flash point and methods using such solvent systems for dissolving rigid...

This invention relates to solvent systems useful for foam nozzle cleaning, which solvent systems are formed by combining at least a brominated compound, an alcohol and a stabilizer in amounts such that the solvent system has no flash point.

Company name: Albemarle Corporation
Published On: Friday March 06th, 2015

Flame retardant polyurethane composition

The present invention is a flame-retardant polyurethane composition comprising (a) a thermoplastic polyurethane-based resin component, (b) a phosphorus flame retardant particulate filler, and (c) a low melting temperature phosphorus flame retardant agent.

Company name: Dow Global Technologies
Published On: Friday March 06th, 2015

Polyurethanes made using bismuth thiocarbamate or thiocarbonate salts as catalysts

Polyisocyanate-based polymers are formed by curing a reaction mixture containing at least one polyisocyanate and at least one isocyanate-reactive compound having at least two isocyanate-reactive groups in the presence of a bismuth mono- or dithiocarbamate or mono- or dithiocarbonate salt.

Company name: Dow Global Technologies
Published On: Friday March 06th, 2015

Polyether block copolymers and compositions that can be obtained therefrom

Polyether block copolymers of the general structure B-(A-OH).sub.n are described, where n is greater than or equal to 2 and blocks A are made up of polyoxypropylene units and the central block B of polyoxytetramethylene, polyoxyethylene, polybutadiene, polyisoprene, polyacrylate, polymethacrylate, polyamide, polyurethane, or polyester units. These...

Company name: Henkel
Published On: Friday March 06th, 2015

Method for producing colourless polyisocyanates

The present invention relates to a process for preparing colorless polyisocyanates, in particular for reducing the color of polyisocyanates.

Company name: BASF SE
Published On: Friday March 06th, 2015

Process for preparing isocyanates

The present invention relates to gas phase phosgenation of amines for preparation of isocyanates. In the present invention, phosgene is prepared by reacting chlorine with an excess of carbon monoxide in a gas phase. The obtained phosgene-containing reaction mixture is divided into two streams by a thermal and/or a membrane separating process. The...

Company name: BASF SE
Published On: Friday March 06th, 2015

Curable polyisocyanate composition comprising an epoxy

Curable composition obtained by combining and mixing an epoxy resin composition, comprising an epoxy resin and a carboxamide, and a polyisocyanate composition, comprising a polyisocyanate, a lithium halide and a urea compound, wherein the number of moles of lithium halide per isocyanate equivalent ranges of from 0.0001-0.04 and the number of...

Company name: Huntsman International LLC
Published On: Friday March 06th, 2015

Isocyanate functional adhesive useful for headliner assembly

The present invention relates to a composition comprising: a) one or more prepolymers comprising the reaction product of a polyisocyanate having functionality of greater than 2 to about 2.9 and one or more polypropylene diols ethylene oxide capped polypropylene diols having a number average molecular weight of about 400 to 4,000; b) one or more...

Company name: Rohm and Haas Company
Published On: Friday March 06th, 2015

Amino acid derivatives and absorbable polymers therefrom

The present invention relates to the discovery of new class of hydrolysable amino acid derivatives and absorbable polyester amides, polyamides, polyepoxides, polyureas and polyurethanes prepared therefrom. The resultant absorbable polymers are useful for drug delivery, tissue engineering, tissue adhesives, adhesion prevention, bone wax...

Company name: Bezwada Biomedical
Published On: Friday March 06th, 2015

Block biodegradable copolymers for medical devices

Disclosed herein are implantable medical devices comprising controlled release biodegradable block copolymers or coated with controlled release block copolymers and at least one drug releasable from the block copolymer. The controlled release block copolymers comprise least two blocks selected from the group consisting of polyesters, polyethers,...

Company name: Medtronic Vascular
Published On: Friday March 06th, 2015

Low density full water blown polyurethane rigid foam

A formulation for preparing a low density, full water blown polyurethane rigid foam includes an isocyanate component; an isocyanate-reactive component comprising from 30-50 wt % of a first polyether polyol having a functionality greater than 5 and an OH value from 350-550 mg.sub.KOH/g; from 5 to 25 wt % of a diol having an OH value from 100-300...

Company name: Dow Global Technologies Inc
Published On: Friday March 06th, 2015

Quick-drying coating compounds

The present invention relates to quick-drying two-component polyurethane coating compositions, to processes for preparing them, and to their use.

Company name: BASF SE
Published On: Friday March 06th, 2015

Bend stiffener

A UV-resistant coating composition for protecting polyurethane surfaces, especially in a marine environment above the sea-air interface (so-called "splash zone"), is formed from an amorphous hydrophobic dimer fatty acid-based polyether polyol and an aliphatic isocyanate, such as hexamethylene diisocyanate, and may include a UV blocking agent such...

Company name: Balmoral Comtec
Published On: Friday March 06th, 2015

Process for the preparation of dispersions of cross-linking agents in water

A process for the preparation of stable aqueous polycarbodiimide dispersions to be used as cross-linking agents, in which initially an isocyanate functional polycarbodiimide is prepared from a polyisocyanate and a mono- or polyisocyanate which contains a hydrophobic group. Thereafter the polycarbodiimide chain is capped and/or extended by reaction...

Company name: Stahl International
Published On: Friday March 06th, 2015

Anti-graffiti coatings

A coating composition including a functionalized resin selected from at least one of polyurethanes, epoxies, polyamides, chlorinated polyolefins, acrylics, polyesters, or mixtures or copolymers thereof, wherein the resins comprises at least one of (meth)acryl or acetoacetyl functionality; a (meth)acryl functional compound; and a functionalized...

Company name: Valspar Sourcing
Published On: Friday March 06th, 2015

Composite wood particulate products with aldehyde-free adhesives and method for making same

The disclosed composite wood particulate products, adhesives contained in such wood particulate products, and methods of making the adhesive and the wood particulate products employ an aldehyde-free adhesive, and more specifically a formaldehyde-free adhesive. The aldehyde-free adhesive includes an inert additive that extends a resin, such as an...

Company name: The Willamette Valley Company
Published On: Friday March 06th, 2015

Matrices and sealants which are based on sulfur-containing polymers and which comprise a...

A method for curing a mixture of a matrix and a curing agent based on sulfur-containing polymers on command and so rapidly that a tack-free surface results. A method for coating a substrate with the composition and of curing a sealant is also provided. The matrix and curing agent containing sulfur-containing polymers. The mixture is an uncured...

Company name: Chemetall
Published On: Friday March 06th, 2015

Composition and article comprising thermoplastic polyurethane and particulate engineering polymer

A composition includes 50 to 95 weight percent of a thermoplastic polyurethane, and 5 to 50 weight percent of a particulate engineering plastic. The particulate engineering plastic has a glass transition temperature or a crystalline melting point greater than or equal to C. and includes a polyarylsulfone, a polyimide, a poly(phenylene...

Company name: Sabic Innovative Plastics
Published On: Friday March 06th, 2015

Polyurethane foam for seat pad

Polyurethane foam for seat pad prepared by foam-molding a foaming liquid containing (A) a polyol component and (B) a polyisocyanate component. Polyol component (A) includes, based on polyol component, 30% to 55% by mass of (a-1) a polyether polyol which is a block copolymer obtained through ring-opening polymerization of ethylene oxide (EO) and...

Company name: Bridgestone
Published On: Friday March 06th, 2015

Sound absorbing and sound blocking reinforced board for vehicle and method manufacturing the same

A sound absorbing and sound blocking reinforced board for a vehicle is provided, which has advantages of simultaneously satisfying sound absorbing properties. The sound absorbing and sound blocking reinforced board is capable of reducing environmental pollutants and improving economic efficiency by including a sound absorbing layer, which includes...

Company name: Hyundai Motor Company
Published On: Friday March 06th, 2015

Sound isolation unit and production method thereof

A supercharger system for a vehicle engine comprises a supercharger and a sound isolation unit at least partly surrounding the supercharger. The sound isolation unit comprises an inner layer facing the supercharger, a sound barrier layer facing away from the supercharger and a core there between. All three layers are made from polyurethane but with...

Company name: Volvo Car
Published On: Friday March 06th, 2015

Polyurethane polishing pad

The invention provides a polishing pad suitable for planarizing semiconductor, optical and magnetic substrates. The polishing pad includes a cast polyurethane polymeric material formed from a prepolymer reaction of a polypropylene glycol and a toluene diisocyanate to form an isocyanate-terminated reaction product. The toluene diisocyanate has less...

Company name: Dow Global Technologies
Published On: Friday March 06th, 2015

Electrically conductive roller and image-forming device

This invention provides an electrically conductive roller capable of forming an image without fogging even in a low humidity environment and an image-forming device. Specifically, the invention relates to an electrically conductive roller has an elastic layer formed on an outer circumferential surface of a shaft and a urethane coat layer formed on...

Company name: Shin-Etsu Polymer
Published On: Friday March 06th, 2015

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

A golf ball comprising: an inner core formed from a first substantially homogenous rubber composition comprising a carbon-carbon initiator, the inner core having a geometric center and a first outer surface having a hardness less than that of the geometric center by up to about 20 Shore C; an outer core layer disposed about the inner core formed...

Company name: Acushnet Company
Published On: Friday March 06th, 2015

Molded watersports and cold climate accessories

Watersports accessories, including but not limited to handwear and footwear, where a substantial portion of the accessory is molded in a three-dimensional mold with a soft, pliable, and durable material such as EVA (Ethylene Vinyl Acetate) or PU (Polyurethane) or similar foam blends that aid in the flexibility, durability, and comfort of the...

Company name: Solite Innovations
Published On: Friday March 06th, 2015

Stocks and Flows of PBDEs in Products from Use to Waste in the U.S. and Canada from 1970 to 2020

The time-dependent stock of PBDEs contained in in-use products (excluding building materials and large vehicles) was estimated for the U.S. and Canada from 1970 to 2020 based on product consumption patterns, PBDE contents, and product lifespan. The stocks of penta- and octaBDE peaked in in-use products at 17 000 (95% confidence interval:...

Company name: University of Toronto
Published On: Monday March 09th, 2015

Structure-property relationships of polycarbonate diol‐based polyurethanes as a function of...

Segmented thermoplastic polyurethanes (PUs) have been synthesized with polycarbonate diol as soft segment and 4,4′-diphenylmethane diisocyanate and butanediol as hard segment. Two different series employing two different soft-segment molar mass, 1000 and 2000 g/mol, and by changing the hard-segment content from 32 to 67% have been...

Company name: UBE
Published On: Monday March 09th, 2015

Synthesis and adhesion properties of waterborne polyurethane dispersions with long‐branched...

In this study, a series of waterborne polyurethanes (WPUs) with different contents of long-branched aliphatic chains were synthesized through variation of the amount of diol chain extender trimethylol propane monooleate (TMPM). The effects of the TMPM content on the adhesion properties of the WPUs were investigated in terms of their surface...

Company name: South China University of Technology
Published On: Monday March 09th, 2015

Montmorillonite-multiwalled carbon nanotube nanoarchitecture reinforced thermoplastic polyurethane

Montmorillonite (MMT)-multiwalled carbon nanotube (MWCNT) hybrids were prepared in different weight ratios by simple dry grinding method and characterized. Subsequently, MMT-MWCNT (1:1) hybrid was used as reinforcing filler in developing thermoplastic polyurethane (TPU) nanocomposites by solution blending method. Thermogravimetric analysis showed...

Company name: Indian Institute of Technology
Published On: Monday March 09th, 2015

Synthesis and characterization of aliphatic thermoplastic poly(ether urethane) elastomers through a...

A simple non-isocyanate route synthesizing aliphatic thermoplastic polyurethane elastomers with good mechanical properties is described. A biscarbamate, i.e. di(hydroxyethyl)isophorone biscarbamate (DIBC), was prepared from direct reaction of isophorone diamine with ethylene carbonate without any catalyst. Self melt transurethane polycondensation...

Company name: Beijing University of Chemical Technology
Published On: Monday March 09th, 2015

Spacer length controlled highly thermo reversible polyurethane–urea based on polystyrene: synthesis...

Poly(urethane-urea) (PUU) is prepared using dihydroxy functionalized polystyrene having Mw 2000 g/mol, 1,6 hexamethylene diisocyanate and three different diamines (1,2-ethylenediamine, 1,4-butanediamine and 1,6-hexamethylene diamine) by melt polymerization method. The synthesized copolymer is characterized by viscosity measurements, Fourier...

Company name: Central Leather Research Institute
Published On: Monday March 09th, 2015

Monitoring the alcoholysis of isocyanates with infrared spectroscopy

The alcoholysis reaction of phenylisocyanate with cyclohexanol (I) and of 2,4-toluene-diisocyanate with chloraldhydrate (II) is studied by infrared absorption spectroscopy in combination with anharmonic frequency calculations using density functional theory. It is shown that the progress of the reaction can be monitored by measuring infrared marker...

Company name: Freie Universität Berlin
Published On: Monday March 09th, 2015


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