Dow Raises Prices for all Polyols, MDI and Polyurethane Systems in Europe, Middle East and AfricaDow Europe GmbH, Dow Polyurethanes and Dow Formulated Systems will raise prices for all Polyols, MDI and for polyurethane systems up to 250 Euro per metric ton in Europe, Middle East and Africa. The increase is effective immediately or as ... Published on: Jun 03, 2010 Company: Dow Chemical Company

Yantai Wanhua increases MDI prices

Yantai Wanhua Polyurethane Co. Ltd., which claims to be the largest producer of MDI (methylene diphenyl diisocyanate) in Asia, has increased its prices for the material as of June 1. The company pointed to high raw material costs, which it ... Published on: Jun 03, 2010 Company: Yantai Wanhua Polyurethanes

Dow to continue supplying TDIDow Chemical is closing a plant here but the company will continue to supply toluene diisocyanate (TDI) to the furniture and bedding industries, a spokesman said last week. "We've always said that we're going to supply the same amount of ... Published on: Jun 07, 2010 Company: The Dow Chemical Company

BASF increases prices for BDO and derivatives in Asia Pacific

With immediate effect, or as existing contracts allow, BASF will increase its prices in Asia Pacific for the following products: 1,4-Butanediol (BDO) + 400 USD/mt Tetrahydrofuran (THF) + 500 USD/mt Polytetramethylene ether glycol ... Published on: Jun 01, 2010 Company: BASF Asia Pacific

Momentive Launches New Polyurethane Foam Materials at PU China

As it celebrates its 70th anniversary and rich heritage of innovations that support and improve everyday life, Momentive Performance Materials has introduced a range of new high performance polyurethane foam products at PU China, May 26-28 at ... Published on: Jun 01, 2010 Company: Momentive Performance Materials

Albemarle to Increase Prices of SAYTEX(R) RB-49 and SAYTEX(R) 8010 Brominated Flame RetardantsAlbemarle Corporation announced today that it will increase the base prices on select SAYTEX(R) brominated flame retardants on or after July 1, 2010, or as contracts allow: SAYTEX(R) RB-49 (tetrabromophthalic anhydride) by $0.65/kg ... Published on: Jun 04, 2010 Company: Albemarle Corporation

Stepan Announces July 1, 2010 Flexible Polyol Price Increase for North AmericaEffective July 1, 2010, Stepan will increase prices for STEPANPOL® Polyester Polyols for the Flexible Foam Industry in North America by $0.06 per pound. The increase is necessary due to rising raw material costs. Published on: Jun 03, 2010 Company: Stepan Company

Stepan Announces July 1, 2010 C.A.S.E. Polyol Price Increase for North AmericaEffective July 1, 2010, or as contracts allow, Stepan will increase prices for STEPANPOL® Polyester Polyols for the C.A.S.E. Industry in North America by $0.08 to $0.10 per pound. The increase is necessary due to rising raw material and ... Published on: Jun 03, 2010 Company: Stepan Company

BASF to increase pricing for Diols and derivatives in North America Effective July 1, 2010, or as contracts allow, BASF is increasing its off-list prices in North America by $0.14 per pound for butanediol (BDO), tetrahydrofuran (THF), gamma-butyrolactone (GBL), and N-methylpyrrolidone (NMP). Off-list ... Published on: Jun 04, 2010 Company: BASF Polyurethane

The use and development of renewable chemicals in automotive parts is rising

DEVELOPMENT OF plant-based chemicals in automotive applications has been steadily growing and most of the products are coming from traditional chemical companies. Natural fiber-reinforced plastics, vegetable oil-based polyols and ... Published on: Jun 04, 2010 Company: ICIS Chemical Business

Putting sustainability at the heart of business

Henkel, a German adhesives, cosmetics and detergents company, is focusing on business innovation and an integrated strategy for sustainable development. "For us, innovation is the primary growth driver for Henkel China. As one of the most ... Published on: Jun 01, 2010 Company: Henkel

Henkel To Raise Adhesive Prices By 10-20 Per Cent In AsiaHenkel Adhesive Technologies, a business unit of Henkel, announced today a price increase of 10-20 per cent for various grades of industrial adhesives that are affected by the rising costs of petrochemical feedstock-based raw materials. The ... Published on: Jun 03, 2010 Company: Henkel Adhesive Technologies

1K latent reactive adhesive systems offer the advantages of a 2K system - bond strength, heat resistance and durabilityHigh initial and final bond strength, good heat resistance and long-term durability – these typical 2K benefits are available in 1K adhesives thanks to latent-reactive technology. These 1K adhesives based on a Dispercoll® U polyurethane ... Published on: Jun 03, 2010 Company: Bayer Coatings

BASF Launches Crack-Resistant Concrete-Repair LineThe Building Systems business of BASF’s Construction Chemicals division today announced the launch of ZERO-C Concrete Repair Technology, a line of cementitious repair mortars that exhibit no cracking when tested in accordance with ASTM C1581. ... Published on: Jun 02, 2010 Company: BASF Construction Chemicals

Polyurethane-based glass coatings offer attractive design alternatives to molten glass

Glass bottles, transparent or frosted windows, decorative elements in household furniture and fittings – glass is very much a part of our everyday lives, and has been for centuries. Now polyurethane-based coatings are opening up new ... Published on: Jun 03, 2010 Company: Bayer Coatings

Waterborne UV-curing PU dispersions for environmentally friendly and resilient coatings on PVC and linoleum flooringDriven by the need for more quality, efficiency and environment friendliness, leading manufacturers of resilient PVC and linoleum flooring are now choosing the Bayhydrol® UV range of waterborne UV-curing polyurethane dispersions (PUD) for ... Published on: Jun 02, 2010 Company: Bayer Coatings

Fast drying and highly resistant furniture coatingsAround 45% of the world market for industrial wood coatings consists of solvent-borne polyurethane systems. But as health and environmental concerns increase, there is growing interest in solvent-free solutions – providing their final coating ... Published on: Jun 03, 2010 Company: Bayer Coatings

Bayer MaterialScience LLC introduces sunshine cure polyurethane dispersions for coating exterior decksUltraviolet (UV)-curable polyurethane dispersions (UV-PUDs) are a go-to coatings choice for the wood and furniture market due to their high productivity, low volatile organic compounds (VOCs) and excellent performance. Now, Bayer ... Published on: Jun 04, 2010 Company: Bayer MaterialScience NAFTA

Bayer MaterialScience puts its deep understanding of polyurethane chemistry into the development of waterborne 2K systems for automotive finishing, commercial vehicle and general ...Whereas in the past performance and appearance were the main market requirements in automotive refinishing, commercial vehicle and general industrial coatings, there is now an additional focus on reduced emissions – and thus on waterborne 2K ... Published on: Jun 01, 2010 Company: Bayer Coatings

TEGO® Wet 240 – Makes Spray Application of Waterborne Coatings Secure and EconomicalThe use of the new highly effective substrate wetting additive from Evonik Tego Chemie GmbH in spray-applied waterborne coatings systems guarantees fine atomization and defect-free films even at minimal film thickness. Defect rates and ... Published on: Jun 02, 2010 Company: Evonik Industries

Planning Under Way for 38th Waterborne SymposiumThe University of Southern Mississippi’s School of Polymers and High Performance Materials issued a preliminary call for papers for the 38th annual Waterborne Symposium, scheduled for Feb. 28-March 4, 2011, in New Orleans. The symposium ... Published on: Jun 02, 2010 Company: The University of Southern Mississippi

Kelly-Moore Introduces Two Waterborne Primers/Sealers, Kel-Bond Ultra and Kel-Bond Adhesion PlusKelly-Moore Paint Company, Inc., a leader and innovator of waterborne-coating technology and the first company to offer recycled paints, introduces Kel-Bond Ultra and Kel-Bond Adhesion Plus, low-VOC, high-performance interior/exterior ... Published on: Jun 03, 2010 Company: Kelly-Moore Paint Company

No-Burn and Icynene Initiate Collaborative Relationship for Coating Technology Used Over Polyurethane Foam

No-Burn, Incorporated and Icynene Inc. announce the first success of a collaboration designed to provide code-prescribed fire protection over polyurethane foam plastic insulation manufactured by Icynene. A new intumescent coating ... Published on: Jun 04, 2010 Company: No Burn

BASF supports University of Florida team at Solar Decathlon Europe 2010 Can chemistry and architecture work together to build a better solar-powered home? To answer this question, BASF is helping to sponsor a team from the University of Florida, Gainesville, Florida, at Solar Decathlon Europe 2010, which will ... Published on: Jun 04, 2010 Company: BASF Polyurethane

Polyurethane Foam Systems offers SPF training in CanadaPolyurethane Foam Systems is again pleased to announce our upcoming polyurethane spray foam training course - Mon. Aug. 23-Fri. Aug. 27th, 2010 in Waterloo, Ontario. This course is a CCMC certification course and is held in ... Published on: Jun 03, 2010 Company: Polyurethane Foam Systems

ALTANA acquires ABB Micafil’s polyurethane casting resins business

The specialty chemicals Group ALTANA has acquired with immediate effect the polyurethane casting resins business of ABB Micafil, a business unit of ABB Schweiz. The business is operated under the brand names of Micares and Resodip. ... Published on: Jun 07, 2010 Company: Elantas Electrical Insulation

Polyurethane Post Brings Crosswalk Signs Into Compliance

New federal guidelines for in-street pedestrian crosswalk signs mean significant changes in the structure of the sign. Signs must now be able to rebound completely when stuck by a vehicle. Pexco has introduced a new ... Published on: Jun 07, 2010 Company: Pexco

Ferguson-Enterprises Detroit Leads the Construction Industry with Trenchless Underground Water Line Repair and InstallationFerguson-Enterprises Detroit has earned its place as the professional construction company of choice for underground water line breaks, offering maximum flexibility, durability and easy installation and lower costs. Known as ... Published on: Jun 03, 2010 Company: Ferguson-Enterprises

Kastalon Lands Assist as Spawning Traffic is Restored

Looking down from the Cascade Mountains at the three majestic rivers rambling through the picturesque countryside in central Oregon, no one would ever suspect that the salmon and steelhead were swimming their way up those rivers for the first ... Published on: Jun 01, 2010 Company: Kastalon

Fenner Precision Launches Synchronous Belts Video Series For OEM Engineers

Fenner Precision, a leading global OEM supplier of engineered components for office automation, self-service machines, digital printing, medical equipment and energy and renewables applications, announces a new series of synchronous belt ... Published on: Jun 02, 2010 Company: Fenner Precision

ETECS S.A., manufacturer of axial flow pump located in Colombia, developed a special floating pump for control great situations of flooding caused by rain, hurricanes and other natural ...

For many years, moving large volumes of water meant installing a traditional concrete pumping station. These stations, consisting of a series of stationary axial pumps or centrifugal pumps in a concrete civil structure, are typically costly to ... Published on: Jun 06, 2010 Company: Etecs

Max Machinery relaunched its websiteMax Machinery, Inc. has relaunched its website, placing a new emphasis on flow-meter applications. Launch of the new site coincides with the company’s new line of precision, gear-type flow meters and state-of-the-art flow ... Published on: Jun 02, 2010 Company: Max Machinery

GAMA North America Announces Two New Proportioners Based on the Gama "Original" SeriesGAMA North America (NA), the exclusive authorized North American sales center for GAMA Garraf Maquinara S.A., announced today the release of two significantly improved high-output machines based on the "Original" Gama proportioners- the GAMA ... Published on: Jun 04, 2010 Company: Gama Machinery

Foam Manufacturing Plants Get Clean Bill of Health from Government AgenciesResidents living near North Carolina foam manufacturing plants were told there were no health risks from polyurethane foam manufacturing emissions, according to the results of a community health study released last week by the North Carolina ... Published on: Jun 03, 2010 Company: The Polyurethane Foam Association

Putting you in the picture on REACH

With the implementation of REACH in full swing, the first major milestone, pre-registration, has been passed already and the second, registration of large volume substances, is coming up. Bayer MaterialScience is acting to ensure the further ... Published on: Jun 03, 2010 Company: Bayer Coatings

Sika acquires Japanese waterproofing leaderSika AG has acquired a majority stake in Dyflex HD Co., Ltd., Japan. Dyflex is the market leader in liquid waterproofing in Japan with well established brands and channels. The consolidated net sales in 2009 were approximately JPY 14 billion ... Published on: Jun 01, 2010 Company: Sika Technology

DTRO Will Continue to Seek AcquisitionsDeltron, Inc., is pursuing an agenda focused on strategic acquisition of symbiotic interests within the commercial and recreational diving field (from manufacturing to distribution and service), as well as ancillary sectors. By enabling ... Published on: Jun 02, 2010 Company: Deltron

Bayer contract for Ceva

Bayer MaterialScience has signed a three year contract with Ceva Logistics in Spain. Ceva will manage the supply chain for spare parts and chemical products including, coatings, adhesives, sealant systems, polycarbonates, polyurethanes and ... Published on: Jun 02, 2010 Company: Bayer MaterialScience

BASF in talks to acquire Cognis

According to a German newspaper, BASF has agreed in principle with the owners of Cognis AG on a takeover of the German manufacturer of additives. BASF and Cognis' owners Permira and Goldman Sachs Capital Partners have agreed terms on the ... Published on: Jun 03, 2010 Company: BASF

Puma Polymers tightens focus to bolster salesVery few successful businesses bless-ed with the umbrella of a strong parent group are willing to head off on their own in the middle of a recession. But that’s exactly what Puma Polymers L.L.C. did in June 2009 when two company ... Published on: Jun 04, 2010 Company: Puma Polymers

BASF Names Finance Chief Bock to Succeed Hambrecht

BASF SE, the world’s largest chemical maker, appointed Chief Financial Officer Kurt Bock to run the manufacturer starting next year, choosing a corporate veteran who has helped steer the company away from commodity products. Bock, who ... Published on: May 31, 2010 Company: BASF SE

BASF announces excecutive changes

The board of executive directors of BASF SE announced the following changes in its management team. Jacques Delmoitiez (57), currently president of BASF’s Polyurethanes Division located in Brussels, Belgium, will become president of BASF’s ... Published on: Jun 07, 2010 Company: BASF SE

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Urethane Update - Polyurethane Abstracts - Home

Urethane Update - Copyright © Urethane Connections 2008

Hole jet reactor and a process for the preparation of an isocyanate using the reactor The present invention relates to a hole-jetting type reactor and its applications, in particular to a process for the production of isocyanates by the phosgenation of aliphatic or aromatic diamines or triamines in the gas phase using this ... Published on: Jun 03, 2010 Company: Yantai Wanhua Polyurethanes

Air activated organotin catalysts for polyurethane synthesis This invention relates to an organotin-based catalyst system for polyurethane synthesis that is useful in coatings applications. The catalyst has low activity in the absence of oxygen. When a coating mixture comprising the catalyst is sprayed ... Published on: Jun 03, 2010 Company: E I Du Pont de Nemours

Protected air-activated organotin catalysts for polyurethane synthesis and processes therefore This invention relates to a protected organotin-based catalyst system for polyurethane synthesis that is useful in coatings applications. The catalyst has low activity in the absence of oxygen. When a coating mixture comprising the catalyst is ... Published on: Jun 03, 2010 Company: E I Du Pont de Nemours

Binding agents for radiation-cured aqueous paints The invention relates to binding agents for radiation-cured aqueous paints, said agents containing reaction products ABCDE composed of A epoxy compounds with at least two epoxy groups per molecule, B unsaturated fatty acids, C olefinically ... Published on: Jun 01, 2010 Company: Cytec Surface Specialties

Phosphate ester flame retardant and resins containing same Certain cyclic phosphate ester compounds useful, inter alia, as halogen-free flame-retardant compounds, are disclosed. The compounds are particularly useful for providing flame retarded polyurethane foams. (I) ##STR00001## Published on: Jun 03, 2010

Antimicrobial plastics and coatings Plastics and coatings are provided outstanding antimicrobial activity by incorporation therein of elemental silver and silver supported on a zeolite or on a glass. The compositions are suitable for medical use, for example for tubes, catheters,... Published on: Jun 03, 2010 Company: Ciba

Poly(ether-ester) polyols and processes for their production

The invention is directed to novel poly(ethcr-ester) polyols, processes for their production from monocarboxylic or polycarboxylic acid esters with one or more bound polyether chain(s). This invention also relates to the production of ... Published on: Jun 03, 2010 Company: Bayer MaterialScience

Polyurea product as thixotropic rheology modifying agent A thixotropic agent comprising a first polyurea reaction product of a first polyisocyanate with a first amine and a second polyurea reaction product of a second polyisocyanate with a second amine different from the first polyurea reaction ... Published on: Jun 03, 2010 Company: Nuplex Resins

Adhesive composition To provide an adhesive composition which is easily transported and stored, is remarkably excellent in redispersibility in water at a site where it is used and exhibits high performance as an adhesive agent or a coating agent. The above problem ... Published on: Jun 01, 2010 Company: Kuraray

Polyisocyanate-based adhesive Adhesive prepared by reacting an organic polyisocyanate with a compound containing isocyanate-reactive hydrogen atoms in the presence of a trimerisation catalyst. The softblock content of the adhesive is between 20 and 70 wt %. Published on: Jun 03, 2010 Company: Huntsman International

Pressure-sensitive adhesive from a resin-modified polyurethene

Pressure-sensitive adhesive based on a mixture of chemically crosslinked polyurethane and at least one hydrocarbon resin, the chemically crosslinked polyurethane being a reaction product of at least one aliphatic or alicyclic polyisocyanate ... Published on: Jun 03, 2010 Company: TESA

Coating compositions The present invention relates to novel coating compositions comprising polyisocyanates, aliphatic oligocarbonate polyols, oligoester polyols and polyacrylate polyols, to a process for their production and to their use in the production of ... Published on: Jun 01, 2010 Company: Bayer MaterialScience

Coating agent A coating agent, which comprises a cellulose derivative, an isocyanate group-containing 1,2-polybutadiene, a synthetic wax having a softening point of 100.degree.-150.degree. C., a fatty acid amide having a softening point of 60.degree.-170.... Published on: Jun 03, 2010 Company: NOK Corporation

Composition containing a modified (poly) isocyanate and a solvent of the acetal or aliphatic ketone type, and use of said composition for producing coatings The invention relates to a modified (poly)isocyanate composition that contains a modified (poly)isocyanate and at least one solvent. The invention also relates to the use of this composition for preparing coatings such as paints and varnishes. Published on: Jun 03, 2010 Company: Perstorp

Shear-induced alignment of nanoparticles in coatings Methods and apparatuses for forming linear nanoparticle arrays, and the nanoparticle formulations formed therewith, are described. The nanoparticle arrays may be incorporated into coating materials, and in one example may be provided at or ... Published on: Jun 03, 2010 Company: Cal Poly Corporation

Mixture based on a polyisocyanate and a solvent of ether ester type, aqueous emulsion obtained from this mixture and use of this emulsion for the manufacture of coatings and adhesives The mixture of the invention comprises at least one cycloaliphatic polyisocyanate and at least one solvent comprising an ester function and an ether function. An aqueous emulsion can be obtained from this mixture which also comprises a ... Published on: Jun 03, 2010 Company: Perstorp

Polyurethane foam containing flame-retardant mixture

The invention relates to flame retarded polyurethane foam containing, inter alia, an effective flame retarding amount of a non-halogen flame-retardant mixture wherein said foam is capable of meeting or exceeding stringent flame retardancy ... Published on: Jun 03, 2010

Polyurea coating comprising a polyamine/mono(meth)acrylate reaction product Coating compositions comprising a polyurea formed from a reaction mixture comprising isocyanate and a (meth)acrylated amine are disclosed. The (meth)acrylated amine is the reaction product of a polyamine and a mono(meth)acrylate; the ratio of ... Published on: Jun 03, 2010 Company: PPG Industries

Polyurethane systems for production of polyurethane sandwich components The present invention relates to the use of a polyurethane system, comprising (a) polyisocyanates, (b) at least one compound reactive with isocyanate, (c) at least one reactive chain extender having at least two groups reactive toward ... Published on: Jun 03, 2010 Company: BASF

Polymer electrolyte, method of preparing the same, and fuel cell using the polymer electrolyte A polymer electrolyte includes a heat-treated polymerization product of a polyurethane-based compound and a polyethylene(meth)acrylic acid, wherein the polyurethane-based compound is produced by polymerizing a diisocyanate-based compound, a ... Published on: Jun 01, 2010 Company: Samsung SDI

Elastic, heat and moisture resistant bicomponent and biconstituent fibers Fibers having improved resistance to moisture at elevated temperatures comprise at least two elastic polymers, one polymer heat-settable and the other polymer heat-resistant, the heat-resistant polymer comprising at least a portion of the ... Published on: Jun 01, 2010 Company: Dow Global Technologies

Two component solventless polyurethane laminating adhesives based on 1,4:3,6 dianhydrohexitols A two component laminating adhesive is provided, wherein one component contains at least one isocyanate-functionalized compound and the other component contains one or more 1,4:3,6 dianhydrohexitols. A laminate may be formed by combining the ... Published on: Jun 03, 2010 Company: Loctite

Headrest A device, system, and method for a headrest are disclosed herein. The headrest may have an orthopedic cervical support comprised of a semi-rigid polystyrene base and/or a memory foam or polyurethane foam covering for comfort. The curved shape ... Published on: Jun 03, 2010

Developing roller, process for its production, developing assembly and image forming apparatus A developing roller having a surface layer which contains a urethane resin composed of a reaction product of an isocyanate with a group of specific alcohols and has a surface having a contact angle to ethylene glycol of from 60.0 degrees or ... Published on: Jun 01, 2010 Company: Canon Kabushiki Tokyo

Solid golf ball The invention provides a solid golf ball having a solid core and a cover layer that encases the core and has an outermost layer on an outside surface of which are formed a plurality of dimples. The solid core is formed of a rubber composition ... Published on: Jun 01, 2010 Company: Bridgestone Sports

Golf ball Golf ball 2 has a spherical core 4, a mid layer 6 covering this core 4, a reinforcing layer 8 covering this mid layer 6, and a cover 10 covering this reinforcing layer 8. Base polymer of this mid layer 6 includes an ionomer resin as a ... Published on: Jun 03, 2010

Golf balls having a low modulus HNP layer and a high modulus hnp layer The present invention is directed to golf balls comprising a dual-layer core and a cover. The core comprises a center having a center hardness of 50 Shore C or greater and formed from a low modulus HNP composition, and an outer core layer ... Published on: Jun 03, 2010 Company: Acushnet Company

Method and high-pressure mixing device for filled polyurethane resins

A method and device for high-pressure mixing of polyurethane components, in which one of the polyurethane components is pre-mixed with a filler material and/or with an additive. The device comprises a mixing chamber into which first and second ... Published on: Jun 03, 2010 Company: Afros

Method of making a diisocyanate terminated macromer A novel macromer or mixture thereof is described herein, comprising benzoyl isocyanate terminal moieties and at least two residues of a water-soluble polymer having a molecular weight ranging from 80 to 10,000 adjacent to the carbonyl group of ... Published on: Jun 01, 2010 Company: Ethicon

Novel polyimide precursor composition and use thereof An object of the present invention is to provide a polyimide precursor composition solution that (i) uses no siloxane diamine, (ii) is curable at low temperature (not more than 250.degree. C.) and (iii) has low viscosity regardless of its high ... Published on: Jun 03, 2010

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Urethane Update - Polyurethane Abstracts - Home

Urethane Update - Copyright © Urethane Connections 2008

Advancements in One-Component Moisture-Cured Urethane Primer Technology

An important class of specialty isocyanates includes one-component systems that cure with moisture. One-component PU systems are prone to surface foaming and require special surface preparations. Since it is more convenient to apply a single ... Published on: Jun 02, 2010 Company: Huntsman Polyurethanes

Core for composites: Winds of change

The use of core material in composite applications is nothing new. Foam, balsa and honeycomb core have been mainstays of sandwich construction in boat hulls and decks for more than three decades, and can be found in hundreds of parts used in ... Published on: Jun 01, 2010

Highly Flexible and Transparent Nanocomposite Coatings on Compliant Surfaces

Optically transparent solids have numerous applications and have experienced widespread use for centuries. Glass was the predominant material over most of that time, with additives often included to engineer specific properties. A wide range ... Published on: Jun 01, 2010 Company: Optical Dynamics

Fabrication of a biodegradable calcium polyphosphate/polyvinyl-urethane carbonate composite for high load bearing osteosynthesis applications. The formation of biodegradable implants for use in osteosynthesis has been a major goal of biomaterials research for the past 2-3 decades. Self-reinforced polylactide systems represent the most significant success of this research to date, ... Published on: Jun 07, 2010 Company: University of Toronto

Designing Poly[(R)-3-hydroxybutyrate]-Based Polyurethane Block Copolymers for Electrospun Nanofiber Scaffolds with Improved Mechanical Properties and Enhanced Mineralization Capability. Efforts to mineralize electrospun hydrophobic polyester scaffold often require prior surface modification such as plasma or alkaline treatment, which may affect the mechanical integrity of the resultant scaffold. Here through rational design ... Published on: Jun 07, 2010 Company: National University of Singapore

Mechanistic Investigation of the Palladium-Catalyzed Decarboxylative Cyclization of gamma-Methylidene-delta-valerolactones with Isocyanates: Kinetic Studies and Origin of the Site ...Mechanistic studies for the palladium-catalyzed decarboxylative cyclization reactions of gamma-methylidene-delta-valerolactones 1 with isocyanates 2 are described. The reactions can be effectively catalyzed by palladium triarylphosphine ... Published on: Jun 07, 2010 Company: Kyoto University

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Urethane Update - Polyurethane Abstracts - Home

Urethane Update - Copyright © Urethane Connections 2008