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  Issue-350 - March 04, 2013   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS
BASF increases prices for butanediol and derivatives in Asia

With immediate effect, or as existing contracts permit, BASF will increase its Asian selling prices for the following products:1,4 Butanediol (BDO) +120 USD/mtTetrahydrofuran (THF) +100 USD/mtPolytetramethylene ether glycol (PolyTHF®) +100...

Company name: BASF Asia Pacific
Published On: Friday March 01st, 2013

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Novomer sees CO2-based polyol as potential game-changer

When it comes to making polyols, Jason Anderson thinks a product his company recently made has the makings of becoming the third major class of polyols. That may not be a lot of hot air, but it is a lot of carbon dioxide (CO2).Anderson is the director of CO2 strategy and business development at Novomer, a materials company that specialises in...

Company name: Novomer
Published On: Friday March 01st, 2013

 
PU RAW MATERIALS>> ISOCYANATES
Huntsman award Alfa Chemicals distribution of SUPRASEC® MDI and MDI-based prepolymers business in UK...

Huntsman has appointed ALFA Chemicals Limited to be the distributor for packed sales of its SUPRASEC® MDI and MDI-based prepolymers for the ACE markets. With effect from 1st February 2013 the polyurethanes division of Huntsman has appointed ALFA Chemicals Limited to be the distributor for packed sales of its SUPRASEC® MDI and MDI-based prepolymers...

Company name: Alfa Chemicals Ltd.
Published On: Tuesday February 26th, 2013

 
Huntsman to Increase MDI and MDI-based Systems Prices in Europe

The Polyurethanes division of Huntsman Corporation (HUN:NYSE) announced today a €150/tonne price increase for all its MDI products and MDI-based systems in the European region (Europe, Africa and Former Soviet Union) from April 1, 2013.Nick Webster, Vice President, Europe for Polyurethanes, said: "This price increase is necessary to address the...

Company name: Huntsman Polyurethanes
Published On: Thursday February 28th, 2013

 
PU RAW MATERIALS>> RESIN COMPOSITION
Cytec Coating Resins Presents Wide Array of Solutions at the European Coatings Show

Cytec Coating Resins invites attendees at the European Coatings Show 2013 to discover the “Myriad of Solutions” that we offer. Visitors to booth No. 312 in Hall 1 will be able to speak with our experts about our broad range of Liquid Coating Resin, UV/EB Curable Coating Resin, Powder Coating Resin, Crosslinkers and Additive technologies. At the...

Company name: Cytec Surface Specialties Austria
Published On: Wednesday February 27th, 2013

 
Focus on efficient manufacture of rotor blades with polyurethane infusion resin

Polyurethane infusion resins from Bayer MaterialScience are suitable for the industrial manufacture of complete rotor blades for wind turbines. This is the result of a recent project performed by the new wind power competence center in the Danish city of Otterup. This steers and coordinates the company's global activities in this field. In the...

Company name: Bayer MaterialScience
Published On: Monday March 04th, 2013

 
SYSTEMS>> ADHESIVES
One-minute curing time for Loctite MAX 2 matrix resin

Henkel has made a further breakthrough in the development of composite matrix resins for the manufacture of lightweight components in the automotive industry: cutting back the curing time of the Loctite MAX 2 composite matrix resin down to one minute.This polyurethane-based composite matrix resin cures significantly faster than the epoxy products...

Company name: Henkel
Published On: Monday March 04th, 2013

 
SYSTEMS>> COATINGS>> SPRAYS
Edu-Chem lauches New Eco-Friendly Foam

Edu-Chem Ltd are now offering homeowners, contractors, architects and specifiers a new and improved, eco-friendly sprayed foam insulation. This new foam is a closed-cell composition so offers; excellent insulation values, higher density, greater rigidity and more structural stability when compared to other forms of insulation.As the main ‘blowing...

Company name: Edu-Chem
Published On: Monday March 04th, 2013

 
FOAMS>> FLEXIBLE
Eurofoam presents its concept for sustainability at SusPolyUrethane Conference

Eurofoam presents its concept for sustainability in the foam industry at SusPolyUrethane Conference in May 2013. Leading international experts from the polyurethane sector discuss the latest developments in the sustainable manufacture of raw materials for the industry.

Company name: Eurofoam
Published On: Wednesday February 27th, 2013

 
CASE>> COATINGS>> SPRAY FOAMS
PU Magazine presented global overview of the SPF industry

During last week’s Spray Foam Convention and Expo – organised by the Spray Polyurethane Foam Alliance (SPFA) in Jacksonville, FL, USA – Angela Austin, Editor-in-Chief of PU Magazine International, presented a global overview of the SPF industry.Although production in North America during 2012 did not grow as fast as in previous years, she reported...

Company name: PU Magazine International
Published On: Tuesday February 26th, 2013

 
CASE>> ADHESIVES
Henkel to showcase mold sealers and adhesives at the JEC exhibition in Paris

The Frekote products that Henkel will exhibit at the JEC Composites fair are highly efficient solutions for complex mold geometries. During the exhibition centering on the composites industry, which takes place from March 12 to 14 in Paris, the world’s leading adhesives manufacturer will present its product portfolio for the sector. Frekote is not...

Company name: Henkel
Published On: Wednesday February 27th, 2013

 
CASE>> ELASTOMERS>> CAST ELASTOMERS
Baulé USA LLC Announces New Partnership with Vivion

Vivion, Inc. has partnered with Baulé USA LLC to represent Baulé's Cast Polyurethane Systems line of products in the Western United States and Western Canda.Vivion, Inc. began its representation of the Baulé systems line on January 1, 2013. The partnership supports Baulé USA LLC’s focus on cast polyurethane technology, Vivion, inc. provides...

Company name: Baule
Published On: Friday March 01st, 2013

 
FINISHED PRODUCTS>> CONSTRUCTING>> THERMAL INSULATION
Kansas Home Destroyed By Tornado Rebuilt And Insulated With Spray Polyurethane Foam

Kansas is well known for its tornado activity thanks in part to the movie The Wizard Of Oz, but experiencing such an event first-hand from the confines of your own basement is no joyride over the rainbow. A homeowner in the town of Goessel lost his entire house during a tornado, while taking cover in his basement. Although he was not hurt, the home...

Company name: Optimum Spray Foam
Published On: Thursday February 28th, 2013

 
PU Europe: Energy efficiency is the missing link between climate policy and economic growth

The College of EU Commissioners met recently to discuss the post-2020 Climate and Energy Package. The key question was whether the EU should set only a greenhouse gas emission target for 2030, or whether this should be accompanied by targets for energy efficiency and greater use of renewable energy. In a letter to Council President Van Rompuy, the...

Company name: PU Europe
Published On: Friday March 01st, 2013

 
Hertz Car Rental Kiosk Installed With Spray Polyurethane Foam Roofing System

Due to the economic recession, the rental car industry took a plunge in 2009. When the airline industry took a hit, people were traveling less for leisure, and business travel was on the decline, so car rentals were less in demand. In 2011, however, the industry slowly emerged from its downturn and the following years have been positive for the...

Company name: Hertz
Published On: Monday March 04th, 2013

 
FINISHED PRODUCTS>> BEDDING
Tempur-Pedic expects to finalize Sealy deal in March

Tempur-Pedic International Inc. said in an investor update Monday that it plans to finalize its acquisition of Trinity-based mattress-maker Sealy Inc. in March.Tempur-Pedic announced in September that it would buy Sealy in a deal worth a total of $1.3 billion, including the assumption of Sealy's debts. Sealy will remain an independent brand under...

Company name: Tempur-Pedic
Published On: Tuesday February 26th, 2013

 
FINISHED PRODUCTS>> INDUSTRIAL>> HOSES & TUBING
Masterflex Multifunctional Hose – Absolute Versatility!

All good things come together in one great hose range. Due to a key modification of the Master-PUR hoses, they now become Multifunctional Hoses, which combine both microbe resistance and antistatic properties in one. This makes the product range much clearer for the customer and therefore easier when ordering. The product range will still be called...

Company name: Masterflex
Published On: Monday March 04th, 2013

 
FINISHED PRODUCTS>> FOOTWEAR
Adidas launches 'revolutionary' bouncy shoe powered by energy capsules in India

Adidas has launched its new shoe, which has superior cushioning, optimal fit and temperature independence, in India.The new technology in Energy Boost is based on an innovative development process created by the sports company's partner BASF - world's leading chemical company - solid granular material (TPU) is literally blown up and turned into...

Company name: Adidas
Published On: Wednesday February 27th, 2013

 
INDUSTRY UPDATE
Plaintiffs Fight Motion to Dismiss Toxic Polyurethane Foam Insulation Class Action

Plaintiffs in a class action alleging property damage and injury caused by allegedly toxic polyurethane foam insulation have opposed a motion to dismiss the case, arguing that specific misrepresentations made by the product’s manufacturer warrant preservation of their claims.In a Feb. 20 opposition brief filed in U.S. District Court for the...

Company name: Demilec
Published On: Monday March 04th, 2013

 
Maclan Corporation Increases CNC Capabilities

Maclan Corporation, a longtime leader in the polyurethane and rubber products industry, has made major investments in new machinery that allow them to meet the increased demand for their products, which range from roller coaster wheels to rubber linings and dredge hoses."We have dramatically increased CNC turning capabilities," said Maclan...

Company name: Maclan
Published On: Thursday February 28th, 2013

 
BASF Blast Laid to WWII Bomb

BASF has confirmed that an explosive device, most likely a World War II-era bomb, caused the blast that left one person injured Tuesday at a plant construction site in Germany.The explosion was reported at BASF's Ludwigshafen toluene diisocyanate (TDI) plant, which recently broke ground for a 300,000 metric tons per year TDI production plant and...

Company name: BASF SE
Published On: Friday March 01st, 2013

 
1 Injured in Explosion at BASF's Ludwigshafen TDI plant

An explosion at BASF’s plant construction site in Germany has injured one worker, the giant chemical manufacturer said on Tuesday (Feb. 26).No immediate reason was given for the explosion at BASF's Ludwigshafen toluene diisocyanate (TDI) plant, but early reports speculated that excavation work may have detonated a World War II-era explosive.CEO...

Company name: BASF SE
Published On: Thursday February 28th, 2013

 
Lawsuit charges weigh on Bayer profits again

Charges for lawsuits over its birth control pills weighed on Bayer AG's earnings once again during the fourth quarter of 2012.The German company said Thursday it made a net profit of €374 million ($490 million) during the period, compared with €397 million the previous year.The company booked €455 million in charges during the quarter due to...

Company name: Bayer AG
Published On: Friday March 01st, 2013

 
General Plastics Announces Global Distribution Opportunities

Intent on extending its global presence and better serving existing customers, General Plastics Manufacturing Company today announced that it is seeking new distribution partners to represent its products in Latin America. In particular, it is looking for distributors focused on marketing its high-density polyurethane LAST-A-FOAM® materials for...

Company name: General Plastics
Published On: Thursday February 28th, 2013

 
ECHA advises of important dates for REACH registration

The second REACH deadline is just around the corner. Phase-in substances, manufactured or imported in the range of 100 – 1,000 t/y, need to be registered by 31 May 2013. The European Chemical Agency (ECHA) announced it is ready to handle all these new registrations and can support companies through the process. Before the actual deadline, there is...

Company name: The European Chemicals Agency
Published On: Wednesday February 27th, 2013

 
Croda ranked UK’s most sustainable company

Croda is pleased to announce that the 2013 ‘Global 100 Most Sustainable Corporations’ report has ranked it as the highest placed UK-based company and at number 25 in the world.The report, which is compiled annually by Corporate Knights, a Canadian media organisation specialising in the area of corporate sustainability, is now in its 9th year. It is...

Company name: Croda International
Published On: Tuesday February 26th, 2013

 
ICL to Aquire Thermphos’ P2S5 Business

ICL today announced that its ICL Performance Products operating segment (“ICL-PP”) has agreed to acquire the phosphorus pentasulfide (P2S5) business assets and operations of Thermphos International B.V (NL), located in Knapsack, Germany. P2S5 is a specialty ingredient used in the manufacture of highly technical materials such as lubrication oil...

Company name: ICL Performance Products
Published On: Tuesday February 26th, 2013

 
Selena: eight awards for innovation

Selena SA, the Polish trading company within the Selena Group – global manufacturer of construction chemicals – won eight TopBuilder awards for its innovative products present in the Polish construction market. Year prior, Selena had received five awards in the same contest. TopBuilder is an annual award presented to products showing outstanding...

Company name: Selena
Published On: Tuesday February 26th, 2013

 
BASF increases sales and income from operations in 2012: improved earnings in Polyurethanes

BASF maintained its good performance in 2012. The company exceeded the 2011 record levels in sales and income from operations (EBIT) and once again earned a substantial premium on the cost of capital. Dr. Kurt Bock, Chairman of the Board of Executive Directors of BASF SE, said at the Annual Press Conference: “The Oil & Gas and Agricultural...

Company name: BASF
Published On: Tuesday February 26th, 2013

 
PEOPLE
Sika Automotive Division announces personnel appointments

Sika Automotive Division announces that Kent Fung has joined the organization as Senior Market Field Manager, Automotive. Fung will be responsible for the planning and implementation of strategic marketing initiatives for new and existing products for the OEM and OES application segments, as well as sales and customer support.Fung joins Sika...

Company name: Sika Automotive
Published On: Wednesday February 27th, 2013

 
Robinson named editor of Urethanes Technology International

Robinson has a long history in polymer industry journalism. After graduating at Manchester Metropolitan and gaining his degree in polymer science & technology, Robinson started his career at Crain Communications in 1987 as assistant technical editor for Urethanes Technology and European Rubber Journal.He then moved to Emap where he spent nine...

Company name: Urethanes Technology International
Published On: Tuesday February 26th, 2013

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> RESIN COMPOSITION>> INKS COMPOSITION
Charging member, charging device including the charging member, process cartridge including the...

A charging member, includes: an electrically-conductive support; an electrical resistance adjustment layer having ion conductivity provided on the electrically-conductive support; an intermediate layer having ion conductivity provided on the electrical resistance adjustment layer; and a surface layer having insulation provided on the intermediate...

Company name: Ricoh
Published On: Thursday February 28th, 2013

 
Printing inks for nonwoven substrates

A flexographic and/or rotogravure printing ink used on non-woven substrates contains polyurethane resin, solvent, and colorant.

Company name: Sun Chemical
Published On: Thursday February 28th, 2013

 
Ink composition for inkjet recording

It is an object of the present invention to provide an aqueous ink composition for inkjet recording, the aqueous ink composition having satisfactory dispersion properties and ejection properties, excellent scratch resistance and rub resistance, and high color developability and gloss. To this end, the present invention provides an aqueous ink...

Company name: DIC Corporation
Published On: Friday March 01st, 2013

 
SYSTEMS>> COATINGS>> WATER-BORNE COATINGS
Water-borne polyurethane coatings

Water-borne polyurethane coating compositions are provided. One exemplary water-borne coating composition includes a substantially water-free base component and an activator component. The substantially water-free base component includes at least a hydrophilic polyol, and the activator component includes at least a hydrophobic isocyanate.

Company name: PRC De Soto International
Published On: Thursday February 28th, 2013

 
SYSTEMS>> BIOMATERIALS>> HYDROGELS
Method of preparing hydrogel structure

A method of preparing hydrogel structure, wherein the hydrogel structure comprises: (a) a one way penetrating polyurethane film layer, (b) a hydrophobic pressure sensitive adhesive layer, (c) a multi-directional elastic meltblown nonwoven, (d) an interpenetrating polymer network, and (e) a hydrophilic hydrogel; and the method comprises: (i) coating...

Company name: Compose Element
Published On: Friday March 01st, 2013

 
FOAMS>> RIGID
Cavity blocks

Cavity blocks contain a rigid polyurethane foam having a density in the range of 30-70 g/L in at least one chamber, the rigid polyurethane foam being obtained by reacting at least one polyisocyanate a) with at least one compound having at least two isocyanate-reactive hydrogen atoms b) in the presence of at least one catalyst d) and using at least...

Company name: BASF SE
Published On: Friday March 01st, 2013

 
CASE>> COATINGS>> WOOD FINISHES
Low Gloss Wood for Interior Trim

The present disclosure is directed to a light-colored wood component for the interior of an automotive vehicle that includes a UV additive-containing aqueous treating mixture coated onto the wood substrate at a loading ranging between about 84 to about 104 g/m2, and having a low gloss polyurethane-containing topcoat essentially free of UV additives...

Company name: Honda Motor
Published On: Friday March 01st, 2013

 
CASE>> COATINGS>> PAINTS
Pigmented strip paint

Aqueous strippable paint comprising one or more pigments, a polyether polyurethane binder having anionic stabilizing groups, and a second polyether having at least 20 wt. % of lipophilic parts. The first polyether has an acid number of at least 8, preferably at least 12, and the second polyether has 30-70 wt % of lipophilic parts. The mixing ratio...

Company name: Akzo Nobel Coatings
Published On: Thursday February 28th, 2013

 
CASE>> ADHESIVES
Moisture-proof material

The present invention relates to a moisture-proof material having a polyurethane film substrate and an adhesive layer formed on at least one surface of the substrate, which material shows a tensile strength of not less than 7500 psi, and an elongation at break of not less than 550%.

Company name:
Published On: Friday March 01st, 2013

 
CASE>> ELASTOMERS>> RUBBERS
Porous elastomeric infills

A method of forming a porous elastomeric composition and an infill for installation at the base of trees and signs comprising the steps of encapsulating recycled rubber—styrene butadiene rubber (SBR)—with pigmented polyurethane to form cured SBR granules, mixing the coloured SBR granules with a polyurethane based moisture curing prepolymer to form...

Company name:
Published On: Friday March 01st, 2013

 
CASE>> ELASTOMERS>> MICROCELLULAR
Polyurethanes and polyurethane-ureas having improved properties

A microcellular polyurethane or polyurethane-urea foam elastomer includes the reaction product of (A) with (B) and/or water, a blowing agent, a catalyst forming urethane and/or ureic groups wherein:(A) is a prepolymer having a —NCO free group content included between 2%-25% (% w/w), which includes the reaction product of(a1) one or more aliphatic,...

Company name: Tecnoelastomeri
Published On: Friday March 01st, 2013

 
CASE>> ELASTOMERS>> FILMS
Laminated polyester film

The present invention provides a laminated polyester film which can be suitably used in the applications requiring good adhesion to a micro-lens layer, a prism layer or the like, for example, in the optical applications such as a backlight unit for liquid crystal displays, etc. The laminated polyester film of the present invention comprises a...

Company name: Mitsubishi Plastics
Published On: Friday March 01st, 2013

 
CASE>> ELASTOMERS>> TPU
Hydrolytically stable polyurethane nanocomposites

The water-resistance properties of polyester-based polyurethanes are remarkably enhanced, without adversely affecting the transparency properties of these materials to any significant degree, by including in the polymer a substantially dispersed nano-particle proton scavenger. The hydrolytic stability and water-resistance properties of...

Company name: Lubrizol Advanced Materials, Inc
Published On: Thursday February 28th, 2013

 
CASE>> COMPOSITES
Composite containing polymer, filler and metal plating catalyst, method of making same, and article...

Disclosed herein is a component comprising a substantially homogeneous composition of at least one polymer selected from the group consisting of epoxies, acetals, polyesters, non-ionic rubbers, non-ionic polyurethanes, polyether sulfones, polyether ether ketones, polyether imides, polystyrenes, polyethylene terephthalates, polyamides, polyimides,...

Company name: Xerox
Published On: Thursday February 28th, 2013

 
PU foam complexed with noveface

A composite material for use in a medical device, such as a dressing, has an absorbent foam layer and a textile support layer having openings. A silicone-based gel impregnates the textile support without filling the openings in the support. The composite material is made by coating a textile structure with a silicone pre-polymer solution,...

Company name: Zodiac Automotive
Published On: Friday March 01st, 2013

 
FINISHED PRODUCTS>> ELECTRICAL AND ELECTRONIC>> SOLAR MODULES
Photovoltaic solar module having a polyurethane frame

The present invention relates to a photovoltaic solar module, a process for the preparation thereof, and a device for generating electric energy employing such a solar module. The photovoltaic solar module has a wholly or partly surrounding frame of polyurethane which is characterized in that said frame has an elongation at break of at least 50%, a...

Company name: Bayer MaterialScience AG
Published On: Thursday February 28th, 2013

 
FINISHED PRODUCTS>> SPORTS>> GOLF
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 formed from a high modulus HNP composition, and an outer core layer formed from a low modulus HNP composition. Low modulus HNP compositions of the present invention have a modulus of from 1,000 psi to 50,000 psi. High modulus HNP...

Company name: Acushnet Company
Published On: Thursday February 28th, 2013

 
Compositions useful in golf balls

Curable polyurethane, polyurea and polyurethane/polyurea compositions that are particularly useful as the outer layer and/or at least one inner layer of golf balls, cured compositions, golf balls comprising the cured composition, and methods of increasing the initial velocity of a golf ball using the curable polyurethane, polyurea and...

Company name: Foremost Golf Manufacturing
Published On: Friday March 01st, 2013

 
Golf ball

A golf ball includes a spherical core and a cover covering the spherical core, wherein the cover is formed from a polyurethane composition containing a polyurethane elastomer as a resin component, the polyurethane composition has a shear loss modulus G″ of more than 5.03×106 Pa and 1.17×108 Pa or less when measured in a shear mode using a...

Company name:
Published On: Friday March 01st, 2013

 
Golf ball polyurethane composition and golf ball

An object of the present invention is to provide a golf ball polyurethane composition excellent in resilience. Another object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The present invention provides a golf ball polyurethane composition comprising, as a resin component, a polyurethane elastomer...

Company name: Dunlop Sports
Published On: Friday March 01st, 2013

 
Soft coating for a golf ball

A golf ball having a soft outer surface coating having a hardness less than about HB on the ASTM D3363 scale, or less than about 40 on ASTM D2134 scale. The soft outer surface coating may contain polyurethane, a hydroxyl functional silicone material, or a hydroxyl functional fluoro material. Also, a method for making the golf ball. The golf ball...

Company name: Nike
Published On: Friday March 01st, 2013

 
FINISHED PRODUCTS>> MEDICAL>> WOUND DRESSING
Hydrogel structure

A hydrogel structure comprising: (a) a one way penetrating polyurethane film layer; (b) a hydrophobic pressure sensitive adhesive layer; (c) a multi-directional elastic meltblown nonwoven; (d) an interpenetrating polymer network; and (e) a hydrogel; wherein the meltblown nonwoven and the hydrogel are laminated by UV curing to form the...

Company name: Compose Element
Published On: Friday March 01st, 2013

 
FINISHED PRODUCTS>> OPTICAL MATERIALS>> LENS
Polymers for contact lenses

The present invention relates to a polyurethane polymer prepared from a mixture comprising: (a) at least one polyol of formula (I), wherein at least three of X1, X2, X3, X4 and X5 are each independently an OH-terminated polyoxyalkylene group, and the remainder of X1, X2, X3. X4 and X5 are each independently H or absent, and Z is a central linking...

Company name:
Published On: Friday March 01st, 2013

 
FINISHED PRODUCTS>> INDUSTRIAL>> INSULATED PIPE
Process for producing insulated pipes having improved properties

The present invention relates to a process for producing insulated pipes, the use of a polyurethane system comprising an isocyanate component (a), a polyol mixture (b) and at least one catalyst for producing insulated pipes, wherein the cream time for the polyurethane system is less than the time for introduction of the polyurethane system into the...

Company name: BASF SE
Published On: Friday March 01st, 2013

 
CHEMISTRY
Polymerizable composition comprising perfluoropolyether material having ethylene oxide repeat unit...

Presently is described a free-radically polymerizable composition comprising a mixture of reaction products of i) at least one polyisocyanate; ii) at least one isocyanate reactive perfluoropolyether compound; iii) at least one isocyanate reactive compound comprising greater than 6 repeat units of ethylene oxide; and iv) at least one isocyanate...

Company name: 3M Innovative Properties Company
Published On: Thursday February 28th, 2013

 
 
LATEST TRENDS >> PAPERS
PU RAW MATERIALS>> ADDITIVES
Boreal forest conifer extracts: potential natural additives for acrylic polyurethane coatings for...

Among consumers, heat-treated wood recently gained more importance due its attractive darker color along with several other advantages such as improved biological resistance, dimensional stability, and thermal insulating properties. However, exposure to the exterior environment drastically changes the attractive darker color of this product. From...

Company name: Universit� du Qu�bec a Chicoutimi
Published On: Monday March 04th, 2013

 
SYSTEMS>> ADHESIVES
Pretreatment of pine needles/wood particles and their composites with isocyanate prepolymer adhesive...

Pine needles and eucalyptus wood particles were treated with 4, 4′ diphenyl methane diisocyanate. The efficacy of treatment was assessed in terms of lowering in the contact angle, the assignment of new absorption peaks and the penetration inside the surfaces. Results indicate that needles were less wettable than the wood particles and also...

Company name: CSIR - Central Building Research Institute
Published On: Monday March 04th, 2013

 
SYSTEMS>> BIOMATERIALS
Synthesis and surface properties of polyurethane end-capped with hybrid hydrocarbon/fluorocarbon...

To improve hemocompatibility of biomedical polyurethanes (PUs), a series of new fluorinated phospholipid end-capped polyurethanes (FPCPUs) as blending PU additives were designed and synthesized using diphenyl methane diisocyanate and 1,4-butanediol as hard segment, poly(tetramethylene glycol), polypropylene glycol, polycarbonate diols, and...

Company name: Sichuan University
Published On: Monday March 04th, 2013

 
FOAMS>> FLEXIBLE
Preparation and properties of novel poly(propylene oxide)-block-polylactide-based polyurethane foams

A novel degradable flexible polyurethane (PU) foam was prepared by varying the ratio of poly(propylene oxide) (PPO) and triarm poly(propylene oxide)-block-polylactide copolymer (PPO-b-PLA), and was compared with conventional PU foams based on toluene diisocyanate (TDI) and PPO. Fourier transform infrared spectroscopy (FTIR) and differential...

Company name: Fudan University
Published On: Monday March 04th, 2013

 
CASE>> COATINGS>> ANTIFOULING
A brief review of environmentally benign antifouling and foul-release coatings for marine...

Antifouling coatings for ship hulls are a very important topic in coating research. They are essential with respect to fuel consumption of ships: without antifouling coating, biological species start to adhere to the ship’s exterior, leading to a gradual increase in fuel consumption. To date, the working principle of most of the paint systems...

Company name: TNO Science and Industry
Published On: Monday March 04th, 2013

 
HEALTH & SAFETY
Molecular determinants of humoral immune specificity for the occupational allergen, methylene...

Methylene diphenyl diisocyanate (MDI), a low molecular weight chemical important for producing polyurethane foam, coatings, and elastomers is a major cause of occupational asthma, however, mechanisms of disease pathogenesis remain poorly understood. This study characterizes the rearranged germline and hypervariable region cDNA of new anti-MDI...

Company name: Yale University School of Medicine
Published On: Monday March 04th, 2013

 
CHEMISTRY
High‐performance holographic polymer‐dispersed liquid crystals by incorporating...

A minute amount (0.01–0.3 wt %) of ally isocyanate functionalized hyperbranched 2,2-bis (hydroxymethyl) propionic acid (bis-MPA) polyester-16-hydroxyl (HBP) was incorporated covalently into polyurethane acrylate-based holographic polymer dispersed liquid crystals (HPDLCs), and its effects on the compound viscosity, grating kinetics, morphology,...

Company name: Pusan National University
Published On: Monday March 04th, 2013

 
Geometric changes around an N atom due to a urethane‐type bis(tert‐butoxycarbonyl)...

Two crystal structures of urethane‐protected derivatives of aspartic acid dimethyl ester are presented, namely dimethyl (2S)‐2‐[(tert‐butoxycarbonyl)amino]butanedioate, C11H19NO6, and dimethyl (2S)‐2‐{bis[(tert‐butoxycarbonyl]amino}butanedioate, C16H27NO8. The geometry at the N atom is discussed and...

Company name: University of Wroclaw
Published On: Monday March 04th, 2013

 
 

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