search






 
    PU2PU
  Issue-333 - October 29, 2012   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS
Butanediol (1,4 BDO & 2,3 BDO), 1,3 Butadiene And Methyl Ethyl Ketone (MEK) Market: Applications...

New Market Research Report Added in MarketResearchReports.Biz Reports Database Butanediol (1,4 BDO & 2,3 BDO), 1,3 Butadiene And Methyl Ethyl Ketone (MEK) Market: Applications (THF, PU, PBT, SBR, ABS, NBR Etc.), Bio-Based Alternatives, Downstream Potential, Market Size And Forecast, 2010 - 2018This report covers the global market for butanediol...

Company name: Market Research Reports
Published On: Tuesday October 23rd, 2012

 
PU RAW MATERIALS>> ADDITIVES
Arkema’s innovative chemistry on display at ChinaCoat 2012

Arkema, a global leader in coatings raw materials, will feature a wide range of innovative products and technologies at ChinaCoat 2012 that will help coatings formulators meet their toughest challenges. The Arkema booth is located in Hall 10.2, Booth E25-32. The Arkema exhibit will include the latest innovations in binders and additives for...

Company name: Arkema
Published On: Thursday October 25th, 2012

 
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
US Flame Retardant Demand to Reach 1.1 Billion Pounds in 2016

US demand for flame retardants will expand 6.0 percent per year to 1.1 billion pounds in 2016. Robust gains in building construction -- particularly for new housing -- as well as in other closely associated markets, such as wire and cable, and home furnishings, will drive advances. Stringent fire codes and flammability requirements, especially in...

Company name: The Freedonia Group
Published On: Tuesday October 23rd, 2012

 
Flame retardant 'Firemaster 550' is an endocrine disruptor, study finds

The flame-retardant mixture known as "Firemaster 550" is an endocrine disruptor that causes extreme weight gain, early onset of puberty and cardiovascular health effects in lab animals, according to a new study spearheaded by researchers from North Carolina State University and Duke University. Firemaster 550 is made up of four principal component...

Company name: North Carolina State University
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS>> DISPERSIONS
PUR backbones improved for internal stabilisation of PUR dispersions

Most PUR dispersions are only anionically stabilised. But what if it is necessary to achieve a good stability at lower pH levels and improved shear stability?In these cases nonionic stabilisation or a combination of anionic/nonionic stabilisation is preferred.The benefits of using a nonionic diol are:Simple processingIt is possible to use...

Company name: Perstorp
Published On: Thursday October 25th, 2012

 
CASE>> COATINGS
Coating Makers Study Green Crackdown

U.S. trade regulators are cracking down on green claims, with potentially significant implications for the paint and coating industry.The American Coatings Association is taking a careful look at the Federal Trade Commission’s newly revised Green Guides, which toughen and expand the legally enforceable guidelines for environmental marketing...

Company name: The American Coatings Association
Published On: Wednesday October 24th, 2012

 
How the European coatings industry can keep its leading position

A collection of expert voices on Europe’s role future role in the global coatings industry. In a panel discussion at this year’s CEPE Conference in Seville/Spain, industry experts on stage debated the question: What is Western Europe left to do, now that the centre of gravity in the coatings industry is on the move?”

Company name: CEPE Conference
Published On: Wednesday October 24th, 2012

 
CASE>> COATINGS>> FLOORING
Supplier experiences success with industrial flooring system

Specialised construction products supplier a.b.e Construction Chemicals, part of the Chryso Southern Africa group, says its a.b.e screed polyurethane (PU) flooring system has been specified for a variety of warehouse and factory flooring projects throughout South Africa.Recent applications include the installation of over 4 000 m2 of heavy-duty...

Company name: a.b.e Construction Chemicals
Published On: Friday October 26th, 2012

 
CASE>> COATINGS>> ROOFING
Tremco’s New AlphaGuard Fluid Applied Roofing Systems Reduce Energy Usage

Tremco Roofing and Building Maintenance has announced its new AlphaGuard series of fluid applied roofing systems. The first, AlphaGuard MT, is a roofing and waterproofing system for use on almost any kind of roof needing restoration, for roof replacement, and for new construction.The AlphaGuard MT system is a single component, fully reinforced,...

Company name: Tremco Roofing Division
Published On: Wednesday October 24th, 2012

 
PROCESSING EQUIPMENTS - PRODUCTION
A world première in the market of PU foams… simply genius!

Regular users of hand held PU foam often experience inconveniences. For instance: the need to hold the can and to operate the adaptor simultaneously, and the difficulty of dosing the foam. And especially, the limited tenability of the foam after the first usage of the can. For Soudal, continuous product innovation based on market needs is of...

Company name: Soudal
Published On: Saturday October 27th, 2012

 
FINISHED PRODUCTS>> CONSTRUCTING
BASF West Memphis facility earns a LEED® Silver certification

BASF announced today that its West Memphis, Arkansas, administration building has achieved Silver certification from the U.S. Green Building Council’s Leadership in Energy and Environmental Design (LEED®) rating system, a score denoting exceptional environmental performance.“BASF’s commitment to sustainable construction is apparent with the LEED...

Company name: BASF Construction North America
Published On: Monday October 29th, 2012

 
FINISHED PRODUCTS>> CONSTRUCTING>> THERMAL INSULATION
Demilec USA Weighs in on Future of Construction Industry

In recent years, the construction industry has incurred negative growth as a result of the economic effects caused by the recession in the United States. However, as Americans are exiting this time of economic fragility with a sense of confidence, many analysts are reporting notable growth across multiple industries. A recent article from...

Company name: Demilec
Published On: Friday October 26th, 2012

 
Chinese thermal insulation material market more than doubling its 2005 output

The Chinese thermal insulation material market has entered a stage of steady and rapid development, with output up to 4.928 million tons in 2011, more than double the output recorded in 2005.Following the propulsion of energy conservation and emissions reduction in China, especially the development of building energy efficiency in both depth and...

Company name: Companiesandmarkets.com
Published On: Friday October 26th, 2012

 
FINISHED PRODUCTS>> AUTOMOTIVE
TrimTech Interior Soft Trim Solutions Collaborates with Multimatic to Offer HeadSmart™ Head...

TrimTech Interior Soft Trim Solutions ("TrimTech Solutions"), a business unit of The Woodbridge Group®, has announced a global cooperation with Multimatic, an industry leader in automotive mechanisms, to provide product design, engineering, prototyping and manufacturing of world-class automotive trim solutions.TrimTech Solutions, known for its...

Company name: The Woodbridge Group
Published On: Wednesday October 24th, 2012

 
FINISHED PRODUCTS>> TRANSPORTS
BASF presents lightweighting solutions for the aerospace industry at the Transportation Weight Loss...

BASF Corporation will demonstrate high performance composites that make aerospace parts lighter and more sustainable at the 2012 Transportation Weight Loss Diet Conference , October 24-26, at the Seaport World Trade Center in Boston, Massachusetts. Ralph Maier, Ph.D., Technology Manager for Aerospace at BASF Corporation , will present “BASF...

Company name: BASF
Published On: Wednesday October 24th, 2012

 
FINISHED PRODUCTS>> MEDICAL>> WOUND DRESSING
Advanced Materials for Negative Pressure Wound Therapy

UFP Technologies is continually researching advanced materials to diversify our portfolio in order to provide our customers with the most options possible. Often times, we are also able to expand our offerings by combining multiple materials, generating unique composites with specialized properties that could not otherwise be achieved. In doing...

Company name: UFP Technologies, Inc
Published On: Tuesday October 23rd, 2012

 
FINISHED PRODUCTS>> ACOUSTIC>> ACOUSTIC ABSORPTION MATERIALS
Polyurethanes: Eliminating noise pollution

A report published by the European Heart Network highlighted some shocking statistics: each year, cardiovascular disease (CVD) causes over 4 million deaths in Europe. It is the main cause for women in all European countries, and is the cause of 47 per cent of all deaths on the continent. The total economic impact of CVD is a staggering €195 billion...

Company name: The Polyurethane Passive house
Published On: Tuesday October 23rd, 2012

 
FINISHED PRODUCTS>> HOUSING>> FURNITURE
New Ventilated Chairs Improve Productivity While Promoting Worker Safety

Innotech Products, a leading cleanroom equipment and supplies company, announced the debut of their new ventilated polyurethane chairs made by Bevco. The ventilated back and seat are outfitted with self-skinned polyurethane to help maintain body temperature while resisting stains, puncture, grease, water, and mild chemicals. Combining this new...

Company name: Innotech Products
Published On: Wednesday October 24th, 2012

 
FINISHED PRODUCTS>> FOOTWEAR
Nike GS Football Boot Incorporates Bio-Based Pearlthane® ECO TPU in the Sole Plate Helping to Reduce...

Merquinsa, a Lubrizol company, announces that its Pearlthane® ECO TPUs are incorporated into Nike's recently released GS football boot. TPUs (thermoplastic polyurethanes) are known for outstanding mechanical properties, and Pearlthane ECO is no exception. This bio-based product line provides an alternative to 100 percent petroleum-based TPU...

Company name: The Lubrizol Corporation
Published On: Friday October 26th, 2012

 
INDUSTRY UPDATE
Lintech Office Expansion

Lintech International celebrated the opening of our office expansion with a ribbon cutting. United States Rep. Austin Scott was on hand for a facility tour and to congratulate Lintech International on being nominated by the National Association of Chemical Distributors for the Responsible Distribution Excellence Award. Rep. Scott also...

Company name: Lintech International
Published On: Friday October 26th, 2012

 
1 Reason This Stock Could Head Higher Next Week

After miserable numbers from DuPont and a mixed bag from Dow Chemical, all eyes are now fixed on chemical maker Huntsman, which is about to check in with its third-quarter numbers next week.When a company like DuPont couldn’t escape the blow of global concerns, expecting Huntsman to deliver might sound a bit overboard now. DuPont is not only more...

Company name:
Published On: Friday October 26th, 2012

 
Sika strengthens fire protection market position and know-how

Sika is taking over the fire protection coatings and systems business of Mannheim based Rütgers Organics GmbH, a move that will reinforce Sika’s position in the fire protection sector. The acquired business generates annual sales of CHF 6 million.With the acquisition of Rütgers Organics GmbH Sika strengthens its fire protection market position. The...

Company name: Sika AG
Published On: Friday October 26th, 2012

 
Valspar Invests $30M in Research Center

Valspar’s past will house its future, as the company’s vintage former headquarters building is transformed into the new global hub of its R&D network.The world’s sixth-largest paint and coating maker says it will invest $30 million to redevelop the new anchor for its Valspar Applied Science and Technology Centers (VAST) from a century-old...

Company name: Valspar Corp
Published On: Friday October 26th, 2012

 
PlasticsEurope: “Plastics - the Facts 2012” report now available

The plastics industry has set itself the challenging goal of reaching zero plastics going to landfill by 2020. However, the efforts of all stakeholders towards turning waste into a valuable resource - be it through recycling or energy recovery - need to be increased. Latest data say that with a business as usual approach, zero plastics to landfill...

Company name: PlasticsEurope
Published On: Thursday October 25th, 2012

 
Pathway Polymers Renews ISO 9001:2008 Certification

Pathway Polymers, the inventor and leading manufacturer of polyurethane tire fill, has renewed its certification from Perry Johnson Registrars, Inc. After an in-depth assessment, Pathway’s quality management system was found to be in compliance with ISO 9001:2008. For Pathway, this will be its second ISO 9001:2008 certification.This certification...

Company name: Pathway Polymers
Published On: Wednesday October 24th, 2012

 
HumiSeal takes on fake businesses in Asia to protect product quality and customers

Leading vendor of conformal coating solutions, HumiSeal®, has announced it is taking direct action on a number of fronts against counterfeit products and the organizations that manufacturers and distribute them. One recent case, a company calling itself Kunshan Xiaoxi Electronic even went to the trouble of forging an authorizing letter to try and...

Company name: HumiSeal
Published On: Wednesday October 24th, 2012

 
A Clear Sign for the Market and the Region: New BASF Polyurethane Applications Technology Center...

Today, BASF officially opened its first Russian applications technology center for polyurethane systems in Vsevolozhsk, near St. Petersburg. Like the System House in Nishnekamsk, which went into operation in 2000, this site will also be a part of the BASF joint venture Elastokam with the Russian company OAO Nishnekamskneftechim (NKNC). The area of...

Company name: BASF Polyurethanes
Published On: Thursday October 25th, 2012

 
Dow Chemical to close plants, cut 2,400 jobs

Dow Chemical Co., the largest U.S. chemical maker by sales, will cut about 2,400 jobs and shut 20 manufacturing plants to reduce annual costs by $500 million in the face of slow global economic growth.The facilities to be closed are in the U.S., Belgium, the Netherlands, Spain, the U.K. and Japan, the Midland- based company said in a statement...

Company name: The Dow Chemical Company
Published On: Wednesday October 24th, 2012

 
KraussMaffei merges its business activities in the USA

With the integration of the sales and service activities of Netstal, the KraussMaffei Group is pooling its business activities under one roof in the USA with effect from 1 October 2012. As part of this measure, the plant of Netstal USA will be relocated from Devens, MA, to Florence, KY, and products of all three brands –, KraussMaffei Berstorff and...

Company name: Krauss-Maffei
Published On: Tuesday October 23rd, 2012

 
PEOPLE
TPU film maker Argotec promotes Carl Sittard as vice president of sales and marketing

Argotec Inc. of Greenfield, Massachusetts, a global leader in the manufacture of high-performance polyurethane film and sheet, today announced the promotion of Carl Sittard to the newly created position of senior vice president of sales and marketing. Mr. Sittard will oversee all commercial sales and marketing activities for Argotec, including...

Company name: Argotec
Published On: Wednesday October 24th, 2012

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Flexible polyurethane foams prepared using modified vegetable oil-based polyols

A flexible polyurethane foam prepared by reacting, in the presence of a blowing agent, a polyisocyanate with an active hydrogen-containing composition that includes a modified vegetable oil-based polyol. The foams exhibit good load-bearing properties, relatively high sag factors, and/or good color retention upon exposure to light.

Company name: Cargill
Published On: Thursday October 25th, 2012

 
PU RAW MATERIALS>> ISOCYANATES
Isocyanates and aromatic hydroxy compounds

An object of the present invention is to provide a process for producing isocyanates, which are industrially useful compounds, without using phosgene, and to provide a process for chemically recycling waste polycarbonate resin. The present invention discloses a process enabling isocyanate compounds to be produced without using phosgene as a raw...

Company name: Asahi Kasei Chemicals Corp
Published On: Thursday October 25th, 2012

 
Process for producing low-monomer-content organic polyisocyanates

The invention relates to a new industrial process for producing low-monomer-content organic polyisocyanates by oligomerization of organic diisocyanates in a two-phase system.

Company name: Bayer MaterialScience AG
Published On: Friday October 26th, 2012

 
PU RAW MATERIALS>> RESIN COMPOSITION>> PHOTOCURABLE
Radically curable urethane dimethacrylates and compositions thereof for tougher dental prosthetics

A radically curable polyurethane composite for dental restorations, including provisional restorations, includes polyurethane dimethacrylate prepolymers that have at least one flexible unit within a polyurethane dimethacrylate backbone, and one or more dimethacrylate monomers. Composite materials made with polyurethane dimethacrylate prepolymers of...

Company name: Pulpdent
Published On: Thursday October 25th, 2012

 
PU RAW MATERIALS>> RESIN COMPOSITION>> INKS COMPOSITION
Pigment dispersion, and ink composition, curable composition and curable ink composition produced...

The present invention provides a pigment dispersion, including: (a) a pigment; and (b) a polymer compound as a dispersant for the pigment (a), wherein the polymer compound includes a urethane bond in a main chain, includes a pendant moiety containing a skeleton which is the same as a partial skeleton of the pigment (a), and further includes, at a...

Company name: Fujifilm
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS
Coating compositions having improved early hardness

A fast hardening clear coating composition for repairing a clear coat/color coat finish or a pigmented mono-coat of a vehicle comprising a film forming binder and an organic liquid carrier, where the binder contains a hydroxyl polymer component comprising (A) hydroxyl-containing acrylic polymer, (B) at least one hydroxyl-terminated component...

Company name: E I du Pont de Nemours & Company
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS>> MOISTURE CURABLE
Two-component moisture curable coating compositions

A two-package moisture curable composition is provided. The composition comprises a first part comprising at least one silane terminated polyurethane and a second part comprising at least one silanol terminated polysiloxane; wherein the silane terminated polyurethane based polymer has at least one end group of the general formula:...

Company name:
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS>> RADIATION CURABLE COATINGS
Radiation curable aqueous composition for low gloss coatings

A radiation curable aqueous coating composition having a 85.degree. gloss of .ltoreq.60 upon drying comprising (A) 10 to 99 wt % of a polyurethane, (B) 1 to 90 wt % of a radiation curable component; (C) 0.1 to 10 wt % of an associative thickener; wherein at least 80 wt % of (A)+(B)+(C) has a particle size greater than 500 nm and wherein the C.dbd.C...

Company name: DSM
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS>> LATEXES
Surfactant-free core-shell hybrid latexes

The invention provides core-shell hybrid latexes wherein the core comprises poly(acrylate)polymers and the shell comprises vegetable oil-based waterborne polyurethanes, and the latexes lack surfactants. Surfactant-free core-shell hybrid latexes with waterborne vegetable oil-based polyurethanes as the shell and poly(acrylate) as the core have been...

Company name:
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS>> DISPERSIONS
Aqueously dispersible polyurethane

The invention relates to an aqueously dispersible polyurethane having a specific amount of substance of hydroxyl groups, --OH, of at least 0.6 mol/kg, and additionally satisfying at least two of the following conditions: a) a degree of branching measured as specific amount of substance of tertiary and/or quaternary aliphatic carbon atoms of from...

Company name: Cytec Surface Specialties Austria
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COATINGS>> ELECTRODEPOSITABLE COATINGS
Cationic electrodeposition coating composition and articles coated with the electrodeposition...

A cationic electrodeposition coating composition comprising a cationic resin (A) and a blocked polyisocyanate (B) obtained by reaction between a polyisocyanate compound (b1) with two or more isocyanate groups, castor oil (b2) and a blocking agent (b3). The cationic electrodeposition coating composition has excellent throwing power, suitability for...

Company name: Kansai Paint
Published On: Thursday October 25th, 2012

 
SYSTEMS>> BIOMATERIALS
Polyurethane oligomers for use in restorative dentistry

A composition of dental filling materials comprising a urethane oligomer obtained from a reaction between natural oil-derived polyols and a diisocyanate in excess to create terminals of isocyanate groups, the oligomer being grafted with an unsaturated acrylic monomer having hydroxyl groups which could react with the isocyanate terminals, and the...

Company name:
Published On: Thursday October 25th, 2012

 
SYSTEMS>> BIOMATERIALS>> IMPLANTABLE DEVICES
Polyurethane header formed directly on implantable electrical devices

This invention relates to electrical devices that are implantable inside an animal, including humans. The invention particularly relates to polyurethane headers mounted on the electrical devices to house electrical contacts. The polyurethane headers are formed by (a) mixing (i) a prepolymer comprising a silicon-containing diol of formula (I) in...

Company name: AorTech International
Published On: Thursday October 25th, 2012

 
SYSTEMS>> COSMETIC COMPOSITIONS>> HAIR CARE
Process for oxidaative colouring karatin fibres

The present invention relates to a process for oxidative coloring keratin fibers especially human hair wherein dyeing compositions are thickened with a selected thickener. The objective of the present invention is a process for oxidative coloring hair wherein compositions A and B are mixed wherein composition A comprises at least one oxidative dye...

Company name: KAO Germany
Published On: Thursday October 25th, 2012

 
FOAMS>> RIGID
Method of predicting the physical properties of polyurethane materials

The specification relates to the formulation of polyurethane materials particularly polyurethane and polyisocyanurate foams. The specified method allows the formulator to mathematically predict the final physical properties of the polyurethane and polyisocyanurate foams by using the algorithm described herein.

Company name:
Published On: Thursday October 25th, 2012

 
Method for the production of rigid polyurethane foam

The invention relates to a process for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups in the presence of c) blowing agents, wherein at least one graft polyol b1) which can be prepared by in-situ polymerization of olefinically...

Company name: BASF Aktiengesellschaft
Published On: Thursday October 25th, 2012

 
CASE>> COATINGS
Anticorrosion coating composition, an anticorrosion film and an anticorrosive article

A coating composition, an anticorrosion film formed by the composition, as well as an anticorrosive article, are disclosed. The coating composition comprises 1-35% by weight of one or more fluoropolymer; 1-70% by weight of one or more epoxy resin; 5-70% by weight of one or more polyamideimide; 0-40% by weight an auxiliary binder consisting of one...

Company name: E I du Pont de Nemours & Company
Published On: Thursday October 25th, 2012

 
CASE>> COATINGS>> PAINTS
Method for the spot repair of scrath-resistant paint films

A spot repair method of scratch-resistant paint film: (a) sanding a part to be repaired having a scratch-resistant clear paint film thereon, (b) sanding a part to be clear gradation painted outside the part to be repaired with an abrasive material, (c) painting the part to be repaired with a color base-paint, (d) applying a clear paint wet-on-wet...

Company name: BASF Coatings Japan
Published On: Thursday October 25th, 2012

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Polymer coating to cross-link underlying cover

Disclosed is a golf ball including a thermoplastic polyurethane (TPU) cover and a polyurethane coating layer. The cover crosslinks with the coating layer in order to achieve improved durability, specifically improved scuff resistance. The chemical composition of the thermoplastic polyurethane material making up the cover and the chemical...

Company name: Nike
Published On: Thursday October 25th, 2012

 
Golf ball

A golf ball 2 includes a core 4, an envelope layer 6, a mid layer 8 and a cover 10. A thickness Tm of the mid layer 8 is equal to or less than 1.0 mm. A thickness Tc of the cover 10 is less than 0.6 mm. The sum of the thicknesses Tm and Tc is equal to or less than 1.5 mm. A hardness Hc of the cover 10 is less than 40. The hardness Hs, the hardness...

Company name: SRI Sports
Published On: Thursday October 25th, 2012

 
FINISHED PRODUCTS>> MEDICAL
Low temperature thermoplastic material and preparing method thereof

A low temperature thermoplastic material is provided. The components include in weight parts: polyurethane with a melting point of 50-70.degree. C. 90-10 parts, poly(.epsilon.-caprolactone) 0-90 parts and cross linking co-agent 0.1-6 parts. Compared with the prior poly(.epsilon.-caprolactone) low temperature thermoplastic material, the present low...

Company name: Klarity Medical Equipment
Published On: Thursday October 25th, 2012

 
FINISHED PRODUCTS>> FOOTWEAR
Cushioned athletic cleated shoes

A reinforcing elastic polymer, such as a urethane/rubber material, is selectively spray-applied over upper, midsole or outsole components of articles of footwear. Such a material sprayed over the toe area of baseball shoes, for example, that is subjected to increased wear during use, serves to improve the durability of that area. A cleated midsole...

Company name: Heart and Sole USA
Published On: Thursday October 25th, 2012

 
CHEMISTRY
Method for treatment of isocyanate residue, and method for treatment of carbonate

A method for treating an isocyanate residue, which comprises carrying out a thermal decomposition reaction of a carbamate that is produced by the reaction among an amine, urea and/or an N-unsubstituted carbamic acid ester and an alcohol to produce a decomposition solution, separating an isocyanate and the alcohol from the decomposition solution to...

Company name: Mitsui Chemicals
Published On: Thursday October 25th, 2012

 
Inhibition of amine oxidation

In an embodiment, an amine-oxidation inhibitor, such as a free radical scavenger and/or antioxidant, is added to an oxidation-sensitive amine, such as an amine catalyst, to inhibit oxidation of the amine. The inhibitor-treated amine may then be used in an application such as a polyurethane application to reduce the emission of undesired oxidation...

Company name: Huntsman Petrochemical Corporation
Published On: Friday October 26th, 2012

 
 
LATEST TRENDS >> PAPERS
SYSTEMS>> COATINGS
Antibacterial Soybean-Oil-Based Cationic Polyurethane Coatings Prepared from Different Amino Polyols...

Antibacterial soybean-oil-based cationic polyurethane (PU) coatings have been successfully prepared from five different amino polyols. The structure and hydroxyl functionality of these amino polyols affects the particle morphology, mechanical properties, thermal stability, and antibacterial properties of the resulting coatings. An increase in the...

Company name: Iowa State University
Published On: Monday October 29th, 2012

 
SYSTEMS>> BIOMATERIALS
Evaluation of polyurethane based on cellulose derivative-ketoprofen biosystem for implant biomedical...

A polyether-urethane based on polytetrahydrofuran containing hydroxypropyl cellulose for biomedical applications was tested for its biocompatibility. Ketoprofen was incorporated (3% and 6%) in the polyurethane matrix as an anti-inflammatory drug. Dynamic vapour sorption method was employed for testing the water sorption/desorption behaviour of...

Company name: Petru Poni Institute of Macromolecular Chemistry
Published On: Monday October 29th, 2012

 
Synthesis, characterization and paclitaxel release from a biodegradable, elastomeric, poly(ester...

Biodegradable polymers with high elasticity, low thrombogenicity, and drug loading capacity continue to be pursued for vascular engineering applications, including vascular grafts and stents. A biodegradable elastomeric polyurethane was designed as a candidate material for use as a drug-eluting stent coating, such that it was nonthrombogenic and...

Company name: University of Pittsburgh
Published On: Monday October 29th, 2012

 
SYSTEMS>> BIOMATERIALS>> HYDROGELS
Zwitterionic Polyurethane Hydrogels Derived from Carboxybetaine-Functionalized Diols.

The synthesis of novel zwitterionic polyurethane hydrogels with tunable water uptake via the polymerization of protected carboxybetaine-functionalized diols with polyisocyanate oligomers is presented. Post-polymerization hydrolysis of a diol-segment side chain establishes zwitterionic carboxybetaine functionalities that facilitate water uptake via...

Company name: U.S. Naval Research Laboratory
Published On: Monday October 29th, 2012

 
CASE>> COMPOSITES>> NANOMATERIALS
Novel bio-antifelting agent based on waterborne polyurethane and cellulose nanocrystals.

Novel nanocomposites made from cellulose nanocrystals and waterborne polyurethane were employed as wool antifelting agents. The cellulose nanocrystals, prepared by acid hydrolysis of cellulose microcrystalline, are in rod form with lengths of 70–150 nm and diameters of 10–20 nm in aqueous suspension, respectively. After the two aqueous suspensions...

Company name: Donghua University
Published On: Monday October 29th, 2012

 
Nano-TiO(2)/polyurethane composites for antibacterial and self-cleaning coatings.

Grafting from polymerization was used to synthesize nano-titania/polyurethane (nTiO2/polyurethane) composite coatings, where nTiO2 was chemically attached to the backbone of the polyurethane polymer matrix with a bifunctional monomer, 2,2-bis(hydroxymethyl) propionic acid (DMPA). This bifunctional monomer can coordinate to nTiO2 through an...

Company name: The University of Western Ontario
Published On: Monday October 29th, 2012

 
CHEMISTRY
Arrangement of C60 via the Self-Assembly of Post-Functionalizable Polyisocyanate Block Copolymer.

Poly(furfuryl isocyanate) (PFIC), which includes the reactive furan group, was synthesized by anionic polymerization using a sodium benzhydroxide (Na-BH), self-assembly initiator. We determined the optimum polymerization conditions by varying both the reaction time and the molar ratio of the monomer to the initiator. Block copolymer, poly(furfuryl...

Company name: Gwangju Institute of Science and Technology
Published On: Monday October 29th, 2012

 
 

Copyright © PU2PU 2013 | The Polyurethane Newsletter - Issue | Urethane Update - Issue | Contact us

You are subscribed to the PU Newsletter mailing list. Click to UNSUBSCRIBE your address. PU2PU comply with the CAN-SPAM Act of 2003. For more information, please read our PRIVACY POLICY. If you have any questions about subscription to this list, contact us at: subscriptions@pu2pu.com