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    PU2PU
  Issue-403 - March 17, 2014   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS
Oxea Announces Price Increase for Polyols in Asia

Oxea will increase list and off-list prices on the following products effective April 1, 2014, or as contracts allow: Neopentyl Glycol (NPG): 50 USD/mtTrimethylolpropane (TMP): 50 USD/mt

Company name: Oxea
Published On: Friday March 14th, 2014

 
PU RAW MATERIALS>> POLYOLS>> POLYESTER
COIM to invest in Italy to increase its polyester

C.O.I.M. s.p.a., global polyurethane chemicals producer, announced today it will break ground to expand its European polyester polyols manufacturing capacity in Offanengo, Italy.The investment is expected to be completed by September 2015 and will increase the capacity of aliphatic and aromatic polyester polyols by 35,000 metric tons.The growing...

Company name: The Coim Group
Published On: Wednesday March 12th, 2014

 
PU RAW MATERIALS>> ISOCYANATES>> MDI
Middle East MDI may stay firm on tightening supply from Asia

Spot polymeric methyl di-p-phenylene isocyanate (PMDI) prices in the Middle East will remain supported by tightening supply, with a major exporting Japanese maker experiencing production problems, while others in Asia are about to conduct maintenance at their facilities, market sources said on Thursday.A South Korean producer is hopeful of...

Company name: ICIS Chemical Business
Published On: Thursday March 13th, 2014

 
PU RAW MATERIALS>> ISOCYANATES>> ALIPHATIC
Updated HDI, H12MDI and IPDI Properties, Hazards and Safety Information available on ALIPA web site

Updated HDI, H12MDI and IPDI Properties, Hazards and Safety Information available on ALIPA web site.

Company name: the European Aliphatic Isocyanates Producers Association
Published On: Thursday March 13th, 2014

 
FOAMS
Colored PU Foams (Flexible PU Foams and Rigid PU Foams) Market - Forecasts to 2019

Polyurethane (PU) is manufactured by reacting diisocynate with a polyol in the presence of a catalyst and additives. The blowing agents used in the process open up the cells resulting in lightweight polyurethane foams. The surfactants used in the process help to stabilize and retain the shape of the foam. Some of these PU foams are then treated...

Company name: Research and Markets
Published On: Wednesday March 12th, 2014

 
Zinc Foams provide isotropic load response

Goodfellow has announced the availability of two variants of zinc foam:1) 99.99% zinc deposited on a polyurethane foam2) ZAMAK 410 Zn /Al4/Cu1/Mg0.04 zinc alloy foam with solid ligamentsBoth combine the versatile properties of zinc or its alloy with the functional benefits of a foam. This combination is expected to be of particular interest to...

Company name: Goodfellow
Published On: Thursday March 13th, 2014

 
CASE>> COATINGS
PPG PMC Business Terminates Licensee Agreement with Comex Group in Mexico

PPG Industries' protective and marine coatings (PMC) business announced that it has terminated its licensee agreement with Comex Group in Mexico and that customers in that country can now order AMERCOAT brand products directly from PPG. Products sold and serviced by PPG in Mexico include:• AMERLOCK surface-tolerant epoxies protect steel and...

Company name: PPG Protective & Marine Coatings
Published On: Tuesday March 11th, 2014

 
Bredero Shaw has developed a new pipeline coating product for offshore use

Bredero Shaw, ShawCor Limited's pipe coating division, has developed a new custom coating product designed for use on subsea pipeline components and equipment used in high temperature, high pressure situations. The new product - network epoxy modified olefin (NEMO) - meets the need for a coating material to be used on irregularly shaped parts of...

Company name: Bredero Shaw
Published On: Tuesday March 11th, 2014

 
New Conformal Coatings Help U.S. Manufacturers Reduce VOC Emissions

As an ISO 14001 specialist chemicals manufacturer committed to innovation, safety and environmental responsibility, Electrolube has developed a new acrylic conformal coating, USTFA, for the American market to enable users to reduce their site's VOC emissions. Over the past few years, U.S. Federal and State Agencies have been establishing...

Company name: Electrolube
Published On: Friday March 14th, 2014

 
CASE>> COATINGS>> FLOORING
Sika completes flooring upgrade at Sydney Fish Markets

Sika Australia delivered a complete flooring refurbishment solution for the iconic Sydney Fish Market during live trading operations.The Sydney Fish Market is the largest working fish market in the southern hemisphere, trading 50 tonnes of seafood each day. It is also home to six seafood retailers, a bottle shop, grocer, restaurants, gift shop and...

Company name: Sika Australia
Published On: Thursday March 13th, 2014

 
CASE>> COATINGS>> SPRAY FOAMS
Univ. of Missouri's Historic Memorial Union, Built to Honor WWI Dead, Gets New Life with TerraThane...

The Univ. of Missouri's iconic Memorial Union, with its Gothic architecture and central bell tower, was built to commemorate the 117 Mizzou alumni who lost their lives in WWI, and has been under silent attack. Like all buildings built atop the ancient dry riverbeds of the tributary valleys of the Missouri River, the soil beneath is a mixture of...

Company name: NCFI Polyurethanes
Published On: Wednesday March 12th, 2014

 
Huntsman Polyurethanes Signs New Spray Foam Coalition Code of Conduct

Huntsman Corporation's Polyurethanes division is one of the first companies in the industry to sign the new Spray Foam Coalition (SFC) Code of Conduct from the Center for the Polyurethanes Industry (CPI). The SFC Code of Conduct serves as a framework for Coalition members to further demonstrate their dedication to the health, safety and product...

Company name: Huntsman Polyurethanes
Published On: Wednesday March 12th, 2014

 
Demilec Releases Innovative New Spray Polyurethane Foam Insulation

Demilec recently released an innovative new spray polyurethane foam insulation and air seal that conforms with state and local building code requirements and also complies with stringent VOC standards for homes, offices and schools. DEMILEC APX(R) is a low density spray foam used to insulate and air seal homes, schools and buildings and meets the...

Company name: Demilec
Published On: Friday March 14th, 2014

 
CASE>> COATINGS>> WOOD FINISHES
Revolutionary Minwax Ultimate Floor Finish Now Available for Hardwood Floors

Minwax®, the wood care company that has helped consumers bring out the beauty of wood in their homes for over 100 years, introduces Minwax Ultimate Floor Finish, bringing professional floor technology directly to the do-it-yourselfer.Minwax Ultimate Floor Finish is a technologically advanced topcoat for floors that provides a crystal clear finish...

Company name: Minwax
Published On: Thursday March 13th, 2014

 
CASE>> COATINGS>> PHOTOSENSITIVE / RADIATION-CURABLE
Coatings Get Rad at RadTech

A wide range of coatings industry topics and exhibitors will be on tap at RadTech's three-day conference on ultraviolet and electron beam equipment, raw materials and formulated products.RadTech 2014, The Global Conference & Expo for UV and EB Curing Technology, will take place May 12-14 at the Hyatt Regency O'Hare in Rosemont, IL.The event is...

Company name: RadTech International North America
Published On: Tuesday March 11th, 2014

 
HumiSeal uses Apex 2014 to showcase NEW UV conformal coating products

HumiSeal®, a leading manufacturer and distributor of conformal coatings has announced that it will use the Apex 2014 event in Las Vegas, 25th to 27th March 2014, as a platform to showcase its NEW UV conformal coating products. The company continues to invest in technology, and as a result, will be introducing two new series of UV materials - UV50...

Company name: HumiSeal
Published On: Monday March 17th, 2014

 
CASE>> ADHESIVES
Inseparably Linked: Innovation, Efficiency and Sustainability

Experts from around 100 international industrial customers attended the unique Henkel Sustainability & Acoustics Day event in Heidelberg, Germany, hosted by the business unit Adhesive Technologies. Participants were keen to learn more about how Henkel helps its industrial and automotive partners increase resource efficiency and reduce environmental...

Company name: Henkel
Published On: Tuesday March 11th, 2014

 
CASE>> COMPOSITES
Multiple product launches by Owens Corning

JEC Europe 2014 - The company will lauch several product on JEC Europe 2014.Glass reinforcements for LFT PPThe Performax SE4849 roving is designed for long fibre reinforced thermoplastic polypropylene (LFT PP) for use in hot-melt compounding, pultrusion, direct compounding processes and continuous fibre reinforced thermoplastic tapes. SE4849...

Company name: Owens Corning
Published On: Tuesday March 11th, 2014

 
PROCESSING EQUIPMENTS - PRODUCTION
New liquid CO2 pressure booster systems from Linde help improve plastic foaming and...

Plastic foam manufacturers and gas-assist injection molders (GAIM) can improve efficiency and quality with the help of a new liquid carbon-dioxide (LCO2) pressure booster, PRESUS™ C system, from Linde North America LLC.PRESUS C systems can supply high-mass-flow LCO2 at a constant high pressure to a variety of industrial processes. Applications...

Company name: Linde Plastics
Published On: Monday March 10th, 2014

 
PROCESSING EQUIPMENTS - PRODUCTION>> RIGID FOAM>> SPRAY
SPF Roofing and Coatings Robot Improves Spray Application Efficiency

It resembles a Mars Rover, except that a spray gun is mounted on this motorized mobile spray machine. The Spraybot, from SprayWorks Equipment Group, is a hallmark of innovation for spray application equipment.Jim Davidson, President of SprayWorks Equipment Group, LLC in Canton, Ohio, invented the automated spray application machine that was...

Company name: SprayWorks Equipment Group
Published On: Monday March 17th, 2014

 
FINISHED PRODUCTS>> CONSTRUCTING>> DOORS & WINDOW FRAMES
High-Tech Isolators Help New Schueco Jansen Janisol HI Range of Steel Windows and Doors to Achieve...

Steel systems specialist, Schueco Jansen, has just introduced a range of steel windows and doors that can achieve ultra-low ‘U' values thanks to a newly developed isolator made from glass fibre-reinforced polyurethane. The thermal efficiency of the new Janisol HI systems is matched by high structural strength making them ideal for a wide variety of...

Company name: Schueco Jansen
Published On: Thursday March 13th, 2014

 
FINISHED PRODUCTS>> AUTOMOTIVE
Innovative and sustainable products for greater mobility: Plastics have priority

Mankind is becoming increasingly mobile. The number of commuters is increasing, as is the transport of freight. This is also leading to a growing demand for environmental awareness, efficiency, individuality and comfort in the transportation sector. Bayer MaterialScience is well placed in this respect thanks to its innovative chemical-based...

Company name: Bayer MaterialScience China
Published On: Tuesday March 11th, 2014

 
FINISHED PRODUCTS>> AUTOMOTIVE>> SEATS
Lear Opens New Asia Headquarters and Regional Product and Technology Center in Shanghai

Lear Corporation (NYSE: LEA), a leading global supplier of automotive seating and electrical distribution systems, today held a grand opening ceremony for its new Asia corporate headquarters and its regional state-of-the-art Product and Technology Center located in the Yangpu District of Shanghai, China. The expansion of our administrative...

Company name: Lear Corporation
Published On: Thursday March 13th, 2014

 
FINISHED PRODUCTS>> MEDICAL>> WOUND DRESSING
Innovative material solutions for modern wound care

The objective of wound care today is to relieve pain and shorten treatment times as much as possible so that patients can return more quickly to their daily lives. This, in turn, can reduce overall nursing care and the associated costs. Bayer MaterialScience has recognized this trend and developed material solutions based on polyurethanes for wound...

Company name: Bayer MaterialScience
Published On: Thursday March 13th, 2014

 
FINISHED PRODUCTS>> INDUSTRIAL>> HOSES
Wire Reinforced Polyurethane Hose Features Choice Of Four Wall Thicknesses

A full line of highly compressible polyurethane hose that comes in four wall thicknesses for applications ranging from light dust collection to very heavy severe service is available from Flexaust. Flexaust Flx-Thane Series Polyurethane Hose is reinforced with a bronze coated spring steel wire helix and provides excellent compressibility and...

Company name: Flexaust
Published On: Wednesday March 12th, 2014

 
FINISHED PRODUCTS>> INDUSTRIAL>> PADS
Economy Range of Vibratory Finishing Machines to Be Launched

To complement its high-end vibratory finishing and polishing bowls, a new range of three competitively priced models will be unveiled by PDJ Vibro on stand 5601 at MACH 2014. With process chamber capacities of 300, 150 and 75 litres, the machines are priced about 25 per cent lower than the company's existing bowls.Nevertheless, the new models are...

Company name: PDJ Vibro
Published On: Monday March 10th, 2014

 
INDUSTRY UPDATE
Two men injured in flash fire at AllCoat Technologies

Last Thursday morning two men were injured in a flash fire at the Allcoat facility, located at 100 Eames Street. Early reports indicated an explosion occurred at the resin and coating manufacturing company, but since amended."My understanding is that it was what they're calling a flash fire," said Wilmington Fire Lt. Desmond. "Obviously, the guys...

Company name: AllCoat
Published On: Monday March 17th, 2014

 
Chemtura plans to sell agricultural chemical business

Chemtura Inc., a member of the Philly 50 list of companies with headquarters in the area and the highest market capitalizations, is continuing to restructure and is selling its division that produces chemicals that help grow food.In 2013, that division produced $449 million in sales, a bit more than 20 percent of the company's total of $2.2...

Company name: Chemtura Corporation
Published On: Friday March 14th, 2014

 
Losses rise for manufacturer Interfloor

A rise in raw material prices and restructuring costs has led to East Lancashire manufacturer Interfloor reporting larger pre-tax losses.But the business hailed an increase in demand for its Polyurethane underlays, which led to its commissioning a new production line in Haslingden.Interfloor Group Ltd posted a pre-tax loss of £4.8m for the year to...

Company name: Interfloor Group
Published On: Tuesday March 11th, 2014

 
PMC Adds Careers Section to Their Website

Due to their exceptional growth, Polyurethane Machinery Corporation (PMC) has added a "CAREERS" section to their website. The Careers section is part of their aggressive recruiting efforts to continually attract and retain talented individuals to their organization.PMC is always on the lookout for strong candidates to add to their growing team of...

Company name: Polyurethane Machinery
Published On: Tuesday March 11th, 2014

 
Bayer MaterialScience Opens New Lab in Dubai

Bayer MaterialScience, manufacturer of high-tech polymer materials, has now inaugurated its new coatings, adhesives and specialties laboratory at DuBiotech premises in Dubai, United Arab Emirates. This application and development lab will offer local customized technical support to the industry across the Middle East and Africa. DuBiotech is the...

Company name: The Dubai Biotechnology & Research Park
Published On: Tuesday March 11th, 2014

 
Arsenal Capital Partners Announces Acquisition of Kel-Tech

Arsenal Capital Partners, a leading New York-based private equity firm that invests in middle-market specialty industrial and healthcare companies, announced today the acquisition of Kel-Tech, Inc., a leading specialty oilfield chemicals provider in the Permian basin.Founded in 1983, and headquartered in Midland, Texas, Kel-Tech provides specialty...

Company name: Arsenal Capital Partners
Published On: Monday March 10th, 2014

 
HEALTH & SAFETY
Spray Polyurethane Foam (SPF) Systems Containing Unreacted Diisocyanates & Action from California s...

In March 2014, the California Department of Toxic Substances Control (DTSC) released the first three products to serve as test cases for the new Safer Consumer Products Regulation. One of the products listed is Spray Polyurethane Foam (SPF) Systems containing unreacted diisocyanates. This California state program has been in the works for seven...

Company name: The American Chemistry Council
Published On: Monday March 17th, 2014

 
ACC Comments on Release of California Draft Priority Products List as Part of New State Regulations

The California Department of Toxic Substances Control (DTSC) today released their draft 'priority products list' under the state's Safer Consumer Products Regulations. The American Chemistry Council (ACC) released the following statement in response to today's announcement:"Today's announcement is the first step in a new and, until now, untested...

Company name: The American Chemistry Council
Published On: Friday March 14th, 2014

 
Toxic regulators name foams, paint strippers as first targets of Safer Consumer Products rules

As a major step in an effort to limit Californians' exposure to hazardous chemicals, toxics regulators have announced the first products they want companies to make over more safely. The three "priority products" for which the Department of Toxic Substances Control wants to find a safer alternative are a kind of paint stripper, spray foam, and foam...

Company name: California Department of Toxic Substances Control
Published On: Thursday March 13th, 2014

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> CURING AGENTS - CROSSLINKERS>> AMINE BASED
Aromatic aldimines and polyurethane compositions which contain aldimine

The present invention relates to aromatic aldimines, which are based on primary aromatic polyamines, which are solid at room temperature and liquid at room temperature and which have the lowest possible viscosity, hydrolyze with little odor, and can be used as blocked amines in curable compositions, in particular in compositions having...

Company name: Sika Technology
Published On: Thursday March 13th, 2014

 
PU RAW MATERIALS>> ISOCYANATES
Method for decomposing and recovering isocyanate compound

The present invention relates to a method for decomposing and recovering an isocyanate compound, which comprises: continuously mixing and dispersing into water at high pressure and high temperature an isocyanate compound having at least one isocyanate group or group derived from an isocyanate group in a molten state or solution state, supplying a...

Company name: Mitsui Chemicals
Published On: Thursday March 13th, 2014

 
Stable polyisocyanates comprising nanoparticles

The present invention relates to unblocked nano-particle-modified polyisocyanates having increased stability in the NCO content.

Company name: Bayer MaterialScience
Published On: Thursday March 13th, 2014

 
PU RAW MATERIALS>> RESIN COMPOSITION
Aqueous resin composition comprising a polyester-polyurethane resin and a dendritic polyol

An aqueous resin composition comprises a polyester-polyurethane resin and a dendritic polyol. The polyester-polyurethane resin is obtained by reacting, in a one-stage process or multi-stage process, a reaction mixture comprising a polyester polyol with a number-average molecular weight M.sub.n of .gtoreq.400 g/mole to .ltoreq.6000 g/mole, at least...

Company name: Bayer Intellectual Property
Published On: Friday March 14th, 2014

 
PU RAW MATERIALS>> RESIN COMPOSITION>> INKS COMPOSITION
Method for producing binder for inkjet printing ink, inkjet printing ink, and printed material

An object of the present invention is to provide a method for producing a binder for inks and for use in producing an inkjet printing ink that has both good ink dischargeability and blend stability. A method for producing a binder for inkjet printing inks, the binder containing a hydrophilic-group-containing urethane resin (A), an acetylene...

Company name: DIC Corporation
Published On: Thursday March 13th, 2014

 
Modified polyurethane acrylate

The present invention is related to a radiation curable binder, comprising the reaction product of a polyisocyanate having 3 free isocyanate moieties with an acrylate having isocyanate-reactive groups and a component selected from the group consisting of a C.sub.12-C.sub.22 carboxylic acid having one isocyanate-reactive group or a C.sub.12-C.sub.22...

Company name: Siegwerk Druckfarben
Published On: Thursday March 13th, 2014

 
PU RAW MATERIALS>> RESIN COMPOSITION>> COMPOSITE MATRIX RESINS
Method and apparatus for resin film infusion

In this disclosure, filament winding method and system without a resin dip bath are disclosed. The method comprises feeding a fiber on a mandrel without dipping the fiber in a resin bath; and applying a resin onto the fiber at the point of where the fiber contacts the mandrel. In an embodiment, the fiber comprises carbon fiber, basalt fiber,...

Company name: General Plastics
Published On: Friday March 14th, 2014

 
PU RAW MATERIALS>> RESIN COMPOSITION>> EMULSIONS
Emulsions of organopolysiloxanes having acidic and basic groups and the production thereof

Organopolysiloxanes containing both acidic and basic groups are prepared by reacting oganopolysiloxanes with primary or secondary amino groups with a stoichiometric deficiency of isocyanates containing sulfonyl-group-containing electron withdrawings groups in the presence of acidic or basic moderators.

Company name: Wacker
Published On: Thursday March 13th, 2014

 
SYSTEMS
Polyurethanes comprising halogen compounds

The present invention relates to polyurethanes obtainable via mixing of (a) polyisocyanate, (b) polymeric compounds having groups reactive toward isocyanates, (c) catalyst, (d) aliphatic hydrocarbon having from 2 to 15 carbon atoms and comprising at least one heteroatom selected from the group consisting of oxygen, nitrogen, and sulfur, and...

Company name: BASF SE
Published On: Friday March 14th, 2014

 
SYSTEMS>> ADHESIVES
Adhesive composition adapted for bonding large mass parts to structures

The invention is a two-part composition comprising: A) in one part (i) one or more isocyanate functional prepolymers; and B) in a second part (ii) one or more compounds having isocyanate reactive groups; (iii) one or more fillers selected such that the composition is nonconductive; (iv) one or more catalysts for the reaction of isocyanate groups...

Company name: Dow Global Technologies Inc
Published On: Thursday March 13th, 2014

 
SYSTEMS>> ADHESIVES>> PRESSURE SENSITIVE
Radiation curable adhesive

The present invention relates to urethane(meth)acrylate resins obtained from the reaction, in a first step, of at least one polyisocyanate (I) with at least one compound (II) containing at least two reactive groups capable to react with isocyanate groups and at least one (meth)acrylate (III) containing essentially one reactive group capable to...

Company name: Allnex
Published On: Thursday March 13th, 2014

 
CASE>> COATINGS
Body shaping fit system

A body shaping fit system for pants is based on the concept of actively shaping the body's silhouette. This fit system includes: a stretch coating formulation for fabric that provides stretch in all directions (e.g., four way stretch) in an engineered way to target specific parts of the body, shape contouring panels, cosmetic finishing techniques,...

Company name: Levi Strauss
Published On: Friday March 14th, 2014

 
CASE>> ADHESIVES>> PRESSURE SENSITIVE
Pressure-sensitive adhesive composition for optical member and processed product thereof

A pressure-sensitive adhesive composition for an optical member is obtained by blending 100 parts by weight of an acrylic polymer, which contains 80 to 98.7 parts by weight of (a) a monomer constituted of an alkyl acrylate monomer having an alkyl group of 1 to 12 carbon atoms and/or an aromatic ring-containing acrylic monomer, 0.2 to 1.5 parts by...

Company name: Soken Chemical and Engineering
Published On: Friday March 14th, 2014

 
CASE>> ELASTOMERS>> TPU
Forced entry resistant transparent laminate

A forced entry resistant transparent laminate comprising a combined rigid and energy absorbing laminate panel assembly having a strike side surface opposing a direction of an anticipated threat, bonded together with a transparent, ether-based thermoplastic elastomer interlayer interposed between glass or polymer layers, where the thermoplastic...

Company name:
Published On: Friday March 14th, 2014

 
Projectile resistant transparent laminate

A projectile-resistant transparent laminate comprising a rigid laminate subassembly having a strike side surface opposing a direction of an anticipated threat, and includes first and second rigid transparent lamina bonded together with a transparent, ether-based thermoplastic elastomer layer interposed therebetween, where the thermoplastic...

Company name:
Published On: Friday March 14th, 2014

 
CASE>> COMPOSITES>> FOAMS
Process for producing sandwich elements

The present invention relates to processes for producing sandwich elements, where the sandwich elements comprise a rigid polyurethane foam as core foam surrounded entirely or to some extent by a plastics resin comprising reinforcing-agent layers, by producing the rigid polyurethane foam on the reinforcing-agent layers and then saturating the...

Company name: BASF SE
Published On: Friday March 14th, 2014

 
FINISHED PRODUCTS>> CONSTRUCTING>> PANELS
Polyurethane panel

Building panels are ubiquitous in the building industry and are used to form walls, doors or other partitions, either of a structural or non-structural nature. Polyurethane can be formed into a panel which is rigid and can function in the same manner as conventional panels formed from wood and other material. The panel is able to be cut, screwed,...

Company name:
Published On: Thursday March 13th, 2014

 
FINISHED PRODUCTS>> ELECTRICAL AND ELECTRONIC>> COMPUTER KEYBOARD COVERS
Protective cover for a tablet computer

In certain embodiments, an input device includes a key frame having a top surface and comprised of a flexible fabric, and a plurality of key caps disposed on the surface of the key frame, where the key caps do not pass through the key frame. In some cases, the plurality of key caps can be comprised of a flexible material such as polyurethane (PU)....

Company name: Logitech Europe
Published On: Friday March 14th, 2014

 
FINISHED PRODUCTS>> COATED FABRICS>> WEATHER PROOF CLOTHING
Moisture permeable waterproof composite film and moisture permeable waterproof fabric having...

The objects of the present invention are to provide a moisture permeable waterproof composite film and to provide a moisture permeable waterproof fabric which is constructed to contain the moisture permeable waterproof composite film, each of which being capable of, while retaining the moisture permeability thereof, suppressing deterioration of...

Company name: Hiramatsu Sangyo
Published On: Friday March 14th, 2014

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Golf ball compositions

Disclosed herein are polyurethane golf ball compositions. The compositions are prepared by adding a UV absorber to a polyol prior to reacting the polyol with an isocyanate to form a prepolymer, which is then reacted with a curing agent to form the polyurethane.

Company name:
Published On: Friday March 14th, 2014

 
FINISHED PRODUCTS>> OTHERS
Method for contaminant removal from aqueous solution

The present invention provides for a permeable reactive barrier and an effective method of removing contaminants from water using adsorbent powders, such as zero valent iron particles, adhered throughout a reticulated foam structure. This structure provides improved mass transfer, higher reaction rates and reduced residence times. The barrier...

Company name: Liberty Hydro
Published On: Thursday March 13th, 2014

 
CHEMISTRY
Curable composition

It is an object of the present invention to provide a curable composition which provides a cured product excellent in low warpage properties and long-term electrical insulation reliability and causes little bleeding during screen printing. The present invention is a curable composition comprising the following components (a) to (e): a component...

Company name: Showa Denko K.K.
Published On: Thursday March 13th, 2014

 
 
LATEST TRENDS >> PAPERS
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
Synergistic effect of expandable graphite, diethyl ethylphosphonate and organically-modified layered...

Halogen-free flame-retarded rosin-based rigid PIR foam nanocomposites have been successfully prepared by in-situ polymerization, which were based on renewable rosin polyester polyol, halogen-free flame retardants (such as expandable graphite and diethyl ethylphosphonate) and organically-modified nanoclay (such as organically-modified...

Company name: Institute of Chemical Industry of Forest Products
Published On: Monday March 17th, 2014

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Polyurethane foams made from liquefied bark-based polyols

Liquefaction is known to be an effective method for converting biomass into a polyol. However, the relationships between bark liquefaction conditions and properties of the resulting foams are unclear. In this study, polyurethane foams (PUF) were made using bark-based polyols obtained through liquefaction reactions of bark at two different...

Company name: University of Toronto
Published On: Monday March 17th, 2014

 
SYSTEMS>> COATINGS>> DISPERSIONS
UV-curable PUDs based on sustainable acrylated polyol: Study of their hydrophobic and oleophobic...

UV-curable polyurethane dispersions (UV-PUDs) are fast expanding commercial applications since they combine benefits of both water-borne as well as UV-curing technologies while addressing many technical, environmental and performance benefits. Varying the compositions and cross-link density of UV-PUD polymeric chain backbone can control the film...

Company name: Eastern Michigan University
Published On: Monday March 17th, 2014

 
SYSTEMS>> COATINGS>> PHOTOSENSITIVE COATINGS
Preparation and properties of UV-curable fluorinated polyurethane acrylates

A series of UV-curable polyurethane acrylates (PUA0, FPUA3, FPUA6, FPUA 9 FPUA12, FPUA15, where the numbers indicate the wt % of perfluoroalkyl acrylate), were prepared from a reactive oligomer [4,4 ́-dicyclohexymethanediisocyanate(H12MDI)/ poly(tetramethylene glycol)(PTMG)/2-hydroxyethyl methacrylate (HEMA): 2/1/2 molar ratio, prepolymer:40...

Company name: Pusan National University
Published On: Monday March 17th, 2014

 
CASE>> COATINGS>> POLYUREA
Polyurea enhances corrosion resistance of copolymer coatings

A study of a novel class of polyurea-b-polyimide (PUI) block copolymer coating containing environmentally friendly aromatic polyurea comes from the USA.Two researchers from Materials Science and Engineering Program, College of Engineering, University of Cincinnati, has been successfully synthesized the PUI copolymer for corrosion protection of...

Company name: University of Cincinnati
Published On: Wednesday March 12th, 2014

 
SHAPE MEMORY MATERIALS
One-Pot Thermo-Remendable Shape Memory Polyurethanes

Furan-based thermoset polyurethanes have been prepared in a one-pot fashion with the ability to self-mend under mild temperature conditions, by making use of a Diels–Alder shape-memory assisted self-healing (DASMASH) approach. For this, thermoreversible covalent bonds, obtained by Diels–Alder chemistry, are introduced as cross-linkers into a...

Company name: Ghent University
Published On: Monday March 17th, 2014

 
Castor oil and PEG-based shape memory polyurethane films for biomedical applications

A series of polyurethane film were prepared from poly(ethylene glycol) with different molecular weight (PEG 1500, 3000, and 8000) and castor oil by one-shot bulk polymerization method. Hexamethylene diisocyanate and 1,4-buthane diol were used as diisocyanate and chain extender, respectively. In order to characterize the samples, their density,...

Company name: Istanbul Technical University
Published On: Monday March 17th, 2014

 
CHEMISTRY
Synthesis of Novel Amphiphilic polyisocyanate BlockCopolymer with Hydroxyl Side Group

A novel amphiphilic polyisocyanate block copolymer with hydroxyl side groups was synthesized by a combination of living anionic polymerization and thiol–ene click chemistry. First, the living anionic block copolymerization of allyl isocyanate (AIC) and n-hexyl isocyanate (HIC) produced a well-defined block copolymer (PAIC-b-PHIC) as a precursor....

Company name: Gwangju Institute of Science and Technology
Published On: Monday March 17th, 2014

 
Highly efficient in situ toughening of epoxy thermosets with reactive hyperbranched polyurethane

Hyperbranched polyurethane (HBPU), with low-molecular-weight polyethylene glycol space segments between the branching points, was synthesized by a pseudo one-pot procedure. HBPU was characterized by Fourier transform infrared spectroscopy, nuclear magnetic resonance spectroscopy, and gel permeation chromatography. The HBPU was used as a modifier of...

Company name: Sichuan University
Published On: Monday March 17th, 2014

 
 

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