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    PU2PU
  Issue-297 - February 20, 2012   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS>> ADDITIVES
PhibroChem, a Division of Phibro Animal Health Corporation, Announces Exclusive Distribution...

PhibroChem, a division of Phibro Animal Health Corporation, signed an exclusive distribution agreement with Concentrol of Spain to supply their Specialty Chemical products in the United States and Canada. Concentrol Specialty Chemicals manufactures a diverse group of products including Silicone Surfactants for polyurethane foam, super wetting...

Company name: Productos Concentrol
Published On: Friday February 17th, 2012

 
PU RAW MATERIALS>> CATALYSTS
Innovations leads funding round for Econic

Imperial Innovations Group has led a £1.1m funding round in Imperial College portfolio company, Econic Technologies, alongside Norner Verdandi.Econic is developing catalysts that enable polycarbonate polyols and polymers, and subsequently polyurethanes and polycarbonates to be produced using CO2 as one of the feedstocks. As a result, the proportion...

Company name: Econic Technologies
Published On: Tuesday February 14th, 2012

 
PU RAW MATERIALS>> COLORANTS - COLOR PASTES
ISL-Chemie looks back on more than 40 years of history in colouring polyurethane

The 75th anniversary of the invention of polyurethane gives the Kürten-based German manufacturer of colour pastes and speciality lacquers for the PU industry, ISL-Chemie GmbH & Co. KG, an opportunity to look back on its over 40 years of history, which is closely linked with this material.Soon after the company – a family business at the time – was...

Company name: ISL-Chemie
Published On: Thursday February 16th, 2012

 
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS
Perstorp increases prices for polyols

Leading specialty chemicals company Perstorp will increase price for Trimethylolpropane (TMP) and Neopentyl Glycol (Neo) with effect from 1 March 2012 or as existing contracts permit.Effective March 1st, 2012 or as existing contracts permit Perstorp will increase the price for Trimethylolpropane (TMP) and Neopentyl Glycol (Neo) by EUR 150/MT in...

Company name: Perstorp
Published On: Wednesday February 15th, 2012

 
Chinese DEG prices to fall further on oversupply, weak demand

China’s diethylene glycol (DEG) prices are expected to decline further in the first half of this year because of oversupply and weak downstream demand despite the upcoming peak season in March-April, industry sources said on Thursday.Currently, DEG inventory levels in east China are at around 125,000 tonnes on 10 February and is expected to...

Company name: ICIS Chemical Business
Published On: Friday February 17th, 2012

 
PU RAW MATERIALS>> POLYOLS>> POLYCAPROLACTONE
Perstorp to strengthen sales and development in DACH with selected distributors

Following the overall review of the Group’s use of sales channels Perstorp is happy to announce that during the 4th quarter of 2011 a new and strengthened collaboration has been agreed upon between Perstorp and Nordmann, Rassmann GmbH, Hamburg - NRC. The successful and long-lasting collaboration with Worlée-Chemie G.m.b.H., Hamburg has also been...

Company name: Perstorp
Published On: Tuesday February 14th, 2012

 
PU RAW MATERIALS>> ISOCYANATES
BASF to start 30-day turnaround at Louisiana complex on Wednesday

Germany-based BASF said on Tuesday it is on schedule to begin a 30-day turnaround at its Geismar, Louisiana, complex on Wednesday.The company first confirmed the plans back in January. BASF will perform preventive maintenance and equipment inspections and will install new equipment, the company has said. Many of the site’s plants will be shut down...

Company name: BASF
Published On: Wednesday February 15th, 2012

 
BASF to build new TDI plant, other units in Ludwigshafen

BASF will build a 300,000 tonne/year toluene di-isocyanate (TDI) plant and expand additional units at its Ludwigshafen site in Germany, with investment of about €1bn, the German chemicals major said on Tuesday.BASF plans to start up the TDI plant at the end of 2014. Its existing 80,000 tonne/year TDI plant in Schwarzheide, Germany, will be shut...

Company name: BASF
Published On: Thursday February 16th, 2012

 
Wanhua to the rescue of BorsodChem

One year ago, China-based Wanhua Industrial Group (Wanhua) acquired a majority share in Hungarian isocyanates producer BorsodChem, turning the company into one of the world's top three isocyantes producers.Jiansheng Ding, Wanhua's leader, took over as CEO of BorsodChem on January 1, 2012 and set out to turn it into Wanhua's European bridgehead....

Company name: BorsodChem
Published On: Monday February 20th, 2012

 
SYSTEMS>> COATINGS
BASF Coatings and NLMK celebrate 20 years of successful cooperation

This success story spans over 2,600 kilometers: Steel manufacturer NLMK from the Russian city of Lipetsk and BASF Coatings from Muenster-Hiltrup are celebrating the 20th anniversary of their strategic partnership in coil coatings and are looking forward to many more successful years in the future. NLMK is one of BASF Coatings’ most important...

Company name: BASF SE
Published On: Thursday February 16th, 2012

 
SYSTEMS>> COATINGS>> DISPERSIONS
Polyurethane dispersions are an important element in a coating formulator s toolkit

Keeping pace with the coating industry's evolving demands requires ongoing product development. Waterborne polyurethane dispersions (PUDs) are an important part of the toolkit formulators can use to develop products for the architectural, industrial and special purpose coatings markets. PUDs are noted for their ability to provide good film...

Company name: Bayer MaterialScience LLC
Published On: Thursday February 16th, 2012

 
SYSTEMS>> COATINGS>> ROOFING
Atlas raises price of polyiso roofing

The cost of raw material components for the manufacture of polyiso insulation has been rising since the last quarter of 2011. These escalations have continued into 2012, and we have been notified of further scheduled increases. Consequently, we will be forced to increase pricing for all of our polyiso insulations as these raw material increases...

Company name: Atlas Roofing
Published On: Tuesday February 14th, 2012

 
SYSTEMS>> COATINGS>> PAINTS
Advances in waterborne paint resins increase coatings' mettle

Painting metal substrates provides an attractive appearance. It also imparts corrosion resistance: Painted metal articles, such as railings, mailboxes, athletic stadiums and window frames, last longer than unpainted metals when exposed to outdoor weather conditions, including rain, snow, sleet and hail. It is possible to achieve outstanding...

Company name: Bayer MaterialScience AG
Published On: Wednesday February 15th, 2012

 
SYSTEMS>> COATINGS>> PHOTOSENSITIVE COATINGS
Bayer takes off with new ways to reduce dry-to-fly time

Time is money. Current coatings used on aircraft require 72 hours to cure before the plane can be moved outside the hangar. Therefore, there is a desire in the industry to increase productivity and efficiency by decreasing the "dry-to-fly" time. Bayer MaterialScience LLC scientists have determined that UV-curable polyurethane dispersions (PUDs)...

Company name: Bayer MaterialScience LLC
Published On: Thursday February 16th, 2012

 
CASE>> ELASTOMERS>> TPU
Biomerics Plans to Showcase TPUs at MD&M West

Medical polymer solutions company, Biomerics, has planned to display its material products at the Medical Design and Manufacturing West Tradeshow. This show will be conducted at California-based Anaheim Convention Center from 14 to 16 February, 2012.The company will feature its own thermoplastic polyurethanes (TPUs) product portfolio for utilizing...

Company name: Biomerics
Published On: Tuesday February 14th, 2012

 
Yantai Wanhua Will Show Many Innovative TPU Products at Chinaplas 2012

As the largest TPU manufacturer and market leader in Asia, Yantai Wanhua Polyurethane Co., Ltd. will show its technology innovations and advanced solutions for many TPU applications at the 26th Chinaplas 2012(Booth: N2K41)in Shanghai, China, from 17th to 20th in April.Yantai Wanhua has the greatest variety of TPU basic resin and...

Company name: Yantai Wanhua
Published On: Wednesday February 15th, 2012

 
Lubrizol Announces New Hydrophobic Tecothane Soft TPU Technology

The Lubrizol Corporation announces a new low density hydrophobic thermoplastic polyurethane (TPU) technology for medical and healthcare applications. The company will launch the product at the 2012 Medical Design & Manufacturing show in Anaheim, CA, February 14-16. This new hydrophobic Tecothane™ Soft technology eliminates the need for plasticizers...

Company name: The Lubrizol Corporation
Published On: Thursday February 16th, 2012

 
CASE>> ELASTOMERS>> TPU FILMS
Argotec Announces ArgoGraph 46511 TPU Overlaminate Facestock Graphics Film & Whitepaper

Argotec, Inc., of Greenfield Massachusetts U.S.A., today announced the introduction of its new ArgoGraph® 46510 Overlaminate Facestock Graphics Film. Historically, film coaters and converters serving the graphics industry have had to choose between clear or conformable or durable graphic overlaminate films. The introduction of ArgoGraph 46510 now...

Company name: Argotec
Published On: Thursday February 16th, 2012

 
PROCESSING EQUIPMENTS - PRODUCTION
Precision Foam Fabricators purchases second continuous panel laminating system

Bradbury Group Australia (BGA) is set to deliver a second continuous panel laminating system to Georgia-based Precision Foam Fabricators (PFF), a manufactuer of structural insulated panels (SIPS) for walls, roofs, and ceilings for various applications including cold storage facilities, food processing, cleanrooms, single family residents, schools,...

Company name: Precision Foam Fabricators
Published On: Wednesday February 15th, 2012

 
Impressive all-electric machine technology from the AX and EX Series - High technology expertise for...

KraussMaffei will exhibit powerful allelectric machines from the AX and EX Series for all production requirements at Plast 2012 in Milan (Hall 24, Booth A/B 21/18) . During the exhibition, the company will carry out a live demonstration of LSR processing under cleanroom conditions and energy-efficient production of complex technical moldings.High...

Company name: Krauss-Maffei
Published On: Thursday February 16th, 2012

 
PROCESSING EQUIPMENTS - PRODUCTION>> THERMOPLASTIC
Polyurethane systems and injection molding machines for lightweight components and excellent...

Reliable machine technology in the CX and MX series and requirements-oriented process solutions for the production of high-quality surfaces and plastic lightweight solutions are also finding an increasingly positive resonance with Chinese processors. KraussMaffei has an impressive display at the Chinaplas trade fair in Shanghai (April 18 to 21,...

Company name: Krauss-Maffei
Published On: Saturday February 18th, 2012

 
FINISHED PRODUCTS>> MEDICAL
Eastex Medical Fabrics Hold Air and Can Be RF Welded, Heat and Sonic Sealed

Eastex Tek Air Medical Fabrics are soft, non-stretch, TPU coated nylon fabrics that hold air, water, and gels and can be manufactured using RF welding and heat and sonic sealing technologies. Ideal for fabricating inflatable medical products, these soft fabrics are flame retardant, fluid proof, easy to clean, stain resistant, anti-bacterial and...

Company name: Eastex Products
Published On: Thursday February 16th, 2012

 
FINISHED PRODUCTS>> INDUSTRIAL>> CASTER & WHEELS
Caster Concepts to Join Jackson Area Manufacturers Association Display

Caster Concepts Inc., an industrial caster and wheel manufacturer, will be one of several area manufacturers to have products displayed at the Ella Sharp Museum of Art and History, in celebration of the 75th anniversary of the Jackson Area Manufacturers Association (JAMA). The products will be on available to view from Feb. 14 to April 14. William...

Company name: Caster Concepts
Published On: Thursday February 16th, 2012

 
INDUSTRY UPDATE
EnDiSys has announced the opening of their Chicago area Technical Sales and Service Center

EnDiSys designs, manufactures, and markets systems and equipment to move, measure, control, dispense, and spray fluid materials. EnDiSys is a world-wide supplier of pumping systems and equipment to the manufacturing, sanitary, process, construction, and maintenance industries.The new facility, located in Gilberts, Illinois, provides local technical...

Company name: EnDiSys
Published On: Monday February 20th, 2012

 
Brenntag Opens New Head Office in India

Brenntag, the global leader in chemical distribution, inaugurated its new head office in Mumbai, India. This new office represents Brenntag’s continued commitment to invest in India and to ensure the company has ample room for its planned growth over the next few years. Brenntag established its presence in India in 2008 and focuses on various...

Company name: Brenntag
Published On: Monday February 20th, 2012

 
Continuing Optimism in UK Plastics sector, says BPF

The results of the British Plastic Federation’s January Business Conditions Survey have been published with 90 member companies participating, drawn from all parts of the UK Plastics Industry. Peter Davis Director-General of the BPF said “The Plastics Industry is optimistic about 2012, but confidence is a little reduced compared to previous...

Company name: The British Plastics Federation
Published On: Thursday February 16th, 2012

 
HEXPOLs acquisition Muller Kunststoffe completed

HEXPOLs acquisition of Horst Müller Kunststoffe GmbH & Co. KG from the German Rowa Group has been completed.Müller Kunststoffe is a leading Central European developer and manufacturer of thermoplastic elastomer compounds (TPE Compounding) and has two production units in Lichtenfels, Germany. Müller Kunststoffe has an estimated annual turnover of...

Company name: Hexpol
Published On: Sunday February 12th, 2012

 
BASF Invites Customers to Engage in Dialogue at the Polyurethane Trade Fair UTECH

Around 100 exhibitors will be showing their latest portfolios of the versatile special plastic polyurethane (PU) at UTECH, Europe’s most prestigious trade fair for the polyurethane industry, at Maastricht, Holland, from 17 to 19 April 2012. As one of the leading PU companies BASF will be presenting its innovative and sustainable polyurethane...

Company name: BASF Polyurethanes
Published On: Wednesday February 15th, 2012

 
PPI Moving to Larger Facility in Greensburg, PA

For the second time in four years our exclusive U.S. distributor Polyurethane Process Industries, LLC, (PPI) is moving to larger quarters to accommodate the needs of its growing customer base. “We’re returning to Greensburg, Pa., which is the town where we started in 2004,” said Mark Clark, PPI founder and general manager. “Of course, our new...

Company name: Polyurethane Process Industries
Published On: Tuesday February 14th, 2012

 
PEOPLE
Vince DiGiorgio Named Field Service and Sales Account Manager for Polyurethane Process Industries

Vince DiGiorgio has joined Polyurethane Process Industries, LLC, (PPI) as Field Service and Sales Account Manager for the western United States.DiGiorgio has more than 30 years experience managing process and technical service operations in RIM production plants, as well as sales and field service for two of the world’s largest polyurethane...

Company name: Polyurethane Process Industries
Published On: Sunday February 19th, 2012

 
Amerityre Adds Brian Hesje to Board

Amerityre Corp. has appointed Brian Hesje to its board of directors.Hesje currently is the chairman of Western Canada's Fountain Tire, and was CEO of that company 2001-05 and president from 1991-2001. Prior to joining Fountain Tire as a director and shareholder in 1984, he was a partner in Sax, Zimmel, Stewart & Co., an accounting firm, where he...

Company name: Amerityre
Published On: Thursday February 16th, 2012

 
Dr. Michael Krancher appointed new Global Head of Rhein Chemie s Business Line Engineering Plastics

Effective January 1, 2012, Dr. Michael Krancher was appointed head of the Business Line Engineering Plastics of Rhein Chemie Rheinau GmbH, Mannheim, Germany. Dr. Krancher is now responsible for global activities concerning the division of Engineering Plastics. Prior to this he worked as Head of Global Marketing and Product Management in the chrome...

Company name: Rhein Chemie
Published On: Thursday February 16th, 2012

 
Louis Muller joins Baalbaki as Chief Technical Officer

Louis Muller has joined Baalbaki Chemical Industries as Chief Technical Officer. Muller has been active in the PU industry for the last 30 years, working at a variety of international companies such as BP, Huntsman, OSi Specialties, and BorsodChem. He graduated as chemical engineer from the École Nationale Supérieure de Chimie de Mulhouse (ENSCMu)...

Company name: Baalbaki Group
Published On: Tuesday February 14th, 2012

 
United Technologies Corp. Names New President at Otis Elevator Co.

United Technologies Corp. today announced the appointment of Pedro Baranda as President of Otis Elevator Co. Baranda succeeds Didier Michaud-Daniel, who is returning to France to become Chief Executive Officer of Bureau Veritas.Pedro is exceptionally well qualified for this assignment given his demonstrated leadership capabilities, deep industry...

Company name: Otis Elevator
Published On: Tuesday February 14th, 2012

 
Caster Concepts Adds Three to Engineering Team

Caster Concepts Inc., an industrial caster and wheel manufacturer, is pleased to announce the new additions of Brian Chomic, Alex Harden and Jason La Rue to its engineering staff. Chomic and La Rue each come to CCI with a combined 22 years of engineering experience, while Harden, who has been with the company in a part-time role for the past eight...

Company name: Caster Concepts, Inc
Published On: Tuesday February 14th, 2012

 
RESINS
New D-Iso/NPG gelcoat technology and high performance materials

A new UV weather resistant Crystic® Permabright advanced polymer technology gelcoat, and other high performance products have been developed by Scott Bader, including: Crestapol® moulding and pultrusion resins which can be heavily ATH filled for fire retardant applications; Crestabond® range of primer-less MMA based structural adhesives suitable...

Company name: Scott Bader
Published On: Thursday February 16th, 2012

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> ADDITIVES
Foaming additive for producing polyurethane foam, and method for producing rigid polyurethane foam...

To provide a foaming additive for producing a polyurethane foam, which is capable of solving a problem of deterioration of moldability due to deterioration of the initial foaming property of a foam, and a method for producing a rigid polyurethane foam by using it. A foaming additive for producing a polyurethane foam, is used which comprises a salt...

Company name:
Published On: Thursday February 16th, 2012

 
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS>> AMINE BASED
Compositions comprising solvated aromatic amines and methods for the preparation thereof

The present invention provides a composition comprising a solvated aromatic amine and a liquid carrier, wherein said solvated aromatic amine is the reaction product of an aromatic amine and at least one of any anhydride, an isocyanate or an acid in the liquid carrier. The present invention also provides a method of preparing a composition...

Company name: Crosslink Technology
Published On: Wednesday February 15th, 2012

 
PU RAW MATERIALS>> ISOCYANATES
Nanoparticle-modified hydrophilic polyisocyanates

The present invention relates to novel hydrophilic polyisocyanates which are modified by way of nanoparticles, to a method for producing the same and to the use thereof as a starting component for producing polyurethane plastics, in particular as cross-linkers for water-soluble or water-dispersible lacquer binders or binder components, having...

Company name:
Published On: Thursday February 16th, 2012

 
SYSTEMS>> ADHESIVES
Adhesive composition for organic fiber cords, rubber-reinforcing material using same, tire and...

Provided is an adhesive composition for organic fiber cords which does not contain resorcinol and formaldehyde and has a good adhesive property and is good for the environment, particularly for the work environment, and a rubber reinforcing material, a tire and a bonding method using the same. Also provided is an adhesive composition for organic...

Company name: Bridgestone
Published On: Thursday February 16th, 2012

 
SYSTEMS>> ADHESIVES>> DISPERSIONS
Aqueous adhesive dispersions

An aqueous polymer dispersion that includes a) a polyurethane dispersion having an average particle size of 60 to 350 nm and b) an aqueous silicon dioxide dispersion having a particle diameter of the SiO.sub.2 particles of 20 to 400 nm. The dispersion is prepared by mixing the polyurethane dispersion (a) with the silicon dioxide dispersion (b). The...

Company name: Bayer MaterialScience AG
Published On: Thursday February 16th, 2012

 
SYSTEMS>> COATINGS
Coating compositions comprising polyurea and a phosphorous-containing polyol

The present invention is directed to a coating composition comprising polyurea formed from a reaction mixture comprising: (a) a first component comprising isocyanate, wherein said isocyanate comprises an isocyanate functional prepolymer formed from a reaction mixture comprising isocyanate and a material comprising a phosphorus-containing polyol;...

Company name: PPG Industries Ohio, Inc.
Published On: Thursday February 16th, 2012

 
SYSTEMS>> COATINGS>> DISPERSIONS
Aqueous coating systems based on physically drying urethane acrylates

The invention relates to radiation curable coating systems on the basis of aqueous polyurethane dispersions, to a method for the production thereof, to the use of the coating systems as paints and/or adhesives, and to objects and substrates provided with said paints and/or adhesives.

Company name: Bayer MaterialScience AG
Published On: Thursday February 16th, 2012

 
Tin-free aqueous polyurethane dispersions

The present invention relates to radiation-curable coating compositions based on tin-free aqueous polyurethane dispersions based on polyurethane acrylates (i), characterized in that the polyurethane acrylate (i) comprises as builder components A) one or more compounds with at least one group which is reactive towards isocyanate and at least one...

Company name: Bayer MaterialScience AG
Published On: Thursday February 16th, 2012

 
SYSTEMS>> COATINGS>> PHOTOSENSITIVE COATINGS
Uv-curable aqueous emulsion, preparation thereof and solventless coating composition comprising the...

The UV-curable aqueous coating composition is characterized by using a UV-curable aqueous emulsion obtained by urethane reaction with a mixture including a poly-carbonate polyol or polyester polyol; an isocyanate compound; a urethane-reactive carboxylic acid; a UV-curable acrylic oligomer having 2 to 9 functional acrylate groups; a UV-curable...

Company name: Akzo Nobel Coatings
Published On: Thursday February 16th, 2012

 
SYSTEMS>> FLEXIBLE FOAMS
Process for preparing a flexible polyurethane foam

The process comprises preparing a reaction mixture from a polyisocyanate component and from a polyol component which comprises one or more polyester polyols formed from at least one dimer fatty acid and/or at least one dimer fatty alcohol. In order to improve the processability of the polyurethane flexible foams so that these foams can be produced...

Company name: Recticel
Published On: Thursday February 16th, 2012

 
SYSTEMS>> BIOMATERIALS
Reversibly gelling polyurethane composition for surgical repair and augmentation

A new reversibly gelling polyurethane (RGP) polymer composition is described, as well as novel processes for its preparation, and its medical uses for filling spaces in tissue, or bulking tissue, or for restoring organ function. The novel RGP polymer forms a gel on standing, liquefies during shear and reversibly reforms a macroscopic gel on...

Company name: Promethean Surgical Devices
Published On: Thursday February 16th, 2012

 
SYSTEMS>> COSMETIC COMPOSITIONS>> DISPERSIONS
Polyurethane dispersions for use in personal care products

The invention relates to an aqueous polyurethane dispersion suitable for use in personal care products, the dispersed polyurethane comprising the reaction products of: A) a prepolymer according to the formula: ##STR00001## wherein R.sub.1 represents a bivalent radical of a dihydroxyl functional compound, R.sub.2 represents a hydrocarbon radical of...

Company name: Bayer MaterialScience LLC
Published On: Wednesday February 15th, 2012

 
CASE>> ADHESIVES>> PRESSURE SENSITIVE
Pressure-sensitive adhesive compound

The present invention relates to the use of an adhesive compound, in particular a pressure-sensitive adhesive compound, based on silylated polyurethanes for bonding optical components, in particular optical films, wherein the adhesive compound has a transmission according to ASTM D 1003 of greater than 86% and a haze according to ASTM D 1003 of...

Company name: tesa
Published On: Thursday February 16th, 2012

 
CASE>> ELASTOMERS>> TPU
Soft thermoplastic polyurethane based on the ester of a tricarboxylic acid

The invention refers to a thermoplastic polyurethane produced from at least an organic diisocyanate and a compound which is reactive toward isocyanates, wherein the polyurethane comprises the ester of a tricarboxylic acid with at least one alcohol and wherein all acid groups of the tricarboxylic acid are esterified with an alcohol. The invention...

Company name: BASF
Published On: Thursday February 16th, 2012

 
Thermoplastic resin composition, adhesive film and wiring film using the same

A thermoplastic resin composition including a polyphenylene ether-based polymer having hydroxyl groups in its chemical structure and having 2,6-dimethylphenylene ether as a repeating unit, an isocyanate compound having a plurality of isocyanate groups in its structure; or a reaction product of the polyphenylene ether-based polymer having...

Company name: Hitachi Cable
Published On: Thursday February 16th, 2012

 
FINISHED PRODUCTS>> COLD STORAGE & REFRIGERATION
Suspended ceiling structure for refrigerated storage and construction method thereof

A suspended ceiling structure for a refrigerated storage and a construction method thereof are provided. The suspended ceiling structure comprises a ceiling grid which comprises a main grid, hanging members and an attachment grid. An insulating strip made of polyurethane foam is placed on the main grid so as to serve as a cushion block. An upper...

Company name:
Published On: Thursday February 16th, 2012

 
FINISHED PRODUCTS>> MEDICAL
Techniques to improve polyurethane membranes for implantable glucose sensors

The invention provides an implantable membrane for regulating the transport of analytes therethrough that includes a matrix including a first polymer; and a second polymer dispersed throughout the matrix, wherein the second polymer forms a network of microdomains which when hydrated are not observable using photomicroscopy at 400.times....

Company name: DexCom
Published On: Thursday February 16th, 2012

 
FINISHED PRODUCTS>> MEDICAL>> BANDAGE
Integrated contoured negative pressure bandages

An integrated negative pressure bandage is constructed with a non-woven polyurethane matrix pad secured on the outside surface to a sheet of polyurethane film formed with an outer adhesive boundary to establish a seal against the skin of the patient around the wound site. The inner surface of the non-woven matrix pad is covered with a silver...

Company name:
Published On: Thursday February 16th, 2012

 
FINISHED PRODUCTS>> MEDICAL>> UROLOGICAL IMPLANTS
Corrugated inflatable penile prosthesis cylinder

An inflatable penile prosthesis of the present invention includes a cylinder that has an external wall that defines a pressure chamber. That external wall preferably incorporates a number of corrugations that extend in a longitudinal direction of the cylinder. In a preferred embodiment, the external wall of the cylinder is formed of a polyurethane...

Company name: AMS Research
Published On: Thursday February 16th, 2012

 
CHEMISTRY
Polyurethane and manufacturing method therefor, master batch, ink binder, ink composition,...

The present invention provides a polyurethane which is non-sticky, exhibits superior handling properties and superior moldability, and has superior adhesive properties with silicones even if a surface activation treatment is not carried out beforehand. The polyurethane of the present invention contains polyol units and organic polyisocyanate units....

Company name:
Published On: Thursday February 16th, 2012

 
 
LATEST TRENDS >> PAPERS
SYSTEMS>> BIOMATERIALS>> COATING
Development of bacterially resistant polyurethane for coating medical devices

Polyurethanes have been widely used in medicine for coating and packaging implantable and other medical devices. Polyether-urethanes, in particular, have superior mechanical properties and are biocompatible, but in common with other medical materials they are susceptible to microbial film formation. In this study, polyether-urethane was end-capped...

Company name: Queen Mary University of London
Published On: Friday February 17th, 2012

 
FOAMS
Thermal conductivity and combustion properties of wheat gluten foams

Freeze-dried wheat gluten foams were evaluated with respect to their thermal and fire-retardant properties, which are important for insulation applications. The thermal properties were assessed by differential scanning calorimetry, the laser flash method and a hot plate method. The unplasticised foam showed a similar specific heat capacity, a lower...

Company name: The Royal Institute of Technology
Published On: Friday February 17th, 2012

 
CASE>> ELASTOMERS>> TPU
Structure and Morphology of New Bio‐Based Thermoplastic Polyurethanes Obtained From Dimeric...

Poly(ester-urethane)s are prepared from renewable bio-based plant oil dimeric acid polyols. First, dimer acid-based polyols react with an excess of 4,4′-diphenylmethane diisocyanate. Then, the obtained prepolymers react with 1,4-butanediol to give the final TPU, where the polyol is mainly considered as the soft segment and the diisocyanate...

Company name: University of Alicante
Published On: Thursday February 16th, 2012

 
CASE>> COMPOSITES>> SHAPE-MEMORY
Fabrication of Transparent, Tough, and Conductive Shape-Memory Polyurethane Films by Incorporating a...

We report a mechanically strong, electrically and thermally conductive, and optically transparent shape-memory polyurethane composite which was fabricated by introducing a small amount (0.1 wt%) of high-quality graphene as a filler. Geometrically large (≈4.6 μm2), but highly crystallized few-layer graphenes, verified by Raman...

Company name: Shinshu University
Published On: Friday February 17th, 2012

 
CASE>> COMPOSITES>> TPU
Effect of alkali treatment on mechanical and thermal properties of Kenaf fiber-reinforced...

In this study, a composite of thermoplastic polyurethane reinforced with short Kenaf fiber (Hibiscus cannabinus) was prepared via melt-blending method using Haake Polydrive R600 internal mixer. Effect of various sodium hydroxide NaOH concentrations, namely 2, 4 and 6% on tensile, flexural and impact strength was studied. Mean values were determined...

Company name: Universiti Putra Malaysia
Published On: Friday February 17th, 2012

 
CHEMISTRY
Optimization of the synthesis of polyhydroxyurethanes using dynamic rheometry

Polyhydroxyurethanes (PHUs) produced by the reaction between dicyclocarbonate and diamine groups are often presented as possible candidates to substitute for classical polyurethanes based on isocyanate precursors. In the literature, the synthesis of this class of polymers is often performed according to arbitrary conditions of time and temperature...

Company name: Institut Charles Gerhardt Montpellier
Published On: Thursday February 16th, 2012

 
 

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