Issue-366 - June 24, 2013   Recommend
Press Releases Patents Technical Papers
Dow Announces Polyol Increase

Effective August 1, 2013, or as soon thereafter as the applicable contract allows, The Dow Chemical Company ("Dow") will increase its price for all grades of VORANOL™, VORALUX™, and SPECFLEX™ Polyols by US $0.08/pound for all market segments in the United States.

Company name: The Dow Chemical Company
Published On: Friday June 21st, 2013

BASF Announces 8c/lb Polyol Increase

Effective July 15, 2013, or as contracts allow, BASF Corporation is raising the price for all Pluracol® polyol products by $0.08 per pound

Company name: BASF
Published On: Monday June 24th, 2013

Nordson YESTECH's BX-UV Automated Conformal Coat Inspection System Selected by Specialized Coating...

Nordson YESTECH, a subsidiary of Nordson Corporation and a leading supplier of automated optical and x-ray inspection systems for the electronics industry, announced today that it has been selected by Specialized Coating Services, a contract provider of conformal coating services, encapsulating (potting) and ruggedization of printed circuit boards,...

Company name: Nordson YESTECH
Published On: Tuesday June 18th, 2013

Illinois Air National Guard Aircraft Hangar Uses Garon’s Epoxy Floor Coating to Protect 20,000 sq....

An Illinois National Guard Unit recently used Garon’s epoxy floor coating on an unprotected concrete floor of an aircraft maintenance hangar to protect the floor and safeguard workers.The National Guard and Airmen of the 183rd needed a concrete flooring solution that could withstand constant traffic, chemicals and possible abrasions—all factors...

Company name: Garon Products, Inc.
Published On: Wednesday June 19th, 2013

The next step in floor protection

As Mark Twain once said,"Everybody talks about the weather, but nobody does anything about it.” Well now industrial plant personnel can combat the elements, at least as far as flooring is concerned, thanks to newly developed polyurethane-elastomer coating technology that protects against water damage.Water and related weather damage to flooring is...

Company name: SWD Urethane
Published On: Monday June 24th, 2013

NCFI Geotechnical Foam, TerraThane, Helps Contractor Save Chicagoland Apartments

A newly purchased 17-building apartment complex in Rolling Meadows, IL, built in the early 1960s, has seen plenty of tenants make their homes there. When new owners went about making renovations they discovered one 18,000 sq. ft. building suffering from voids in the soil beneath the slabs ranging from five inches to almost two feet in diameter...

Company name: NCFI Polyurethanes
Published On: Wednesday June 19th, 2013

SWD Urethane’s Open-Cell Spray Foam Becomes Ignition Barrier-free

SWD Urethane passes rigorous testing on Quik-Shield 106 open-cell spray foam and now meets the ICC-ES AC 377 Appendix X standard without the use of an ignition barrier. This means Quik-Shield 106 can now be installed in a residential home without the use of an intumescent fire protective paint, including unvented attics.Passing the Appendix X...

Company name: SWD Urethane
Published On: Friday June 21st, 2013

Colorants and Color Systems for Wood Coatings Applications

A NEW Chromaflo Technologies' brochure has been published

Company name: Chromaflo Technologies
Published On: Monday June 24th, 2013

High-durability wall paint technology from Bayer leads the migration from industrial to...

Coatings providing low odor, durability and pleasing aesthetics are sought after for commercial, healthcare and architectural applications. A new high-durability (HD) waterborne polyurethane coatings technology from Bayer MaterialScience LLC now enables architects to specify paints that meet all of these requirements, are low in volatile organic...

Company name: Bayer MaterialScience LLC
Published On: Monday June 24th, 2013

Sika acquires UK manufacturer of adhesives and sealants

Sika has acquired Everbuild Building Products Ltd, UK’s largest independent manufacturer of sealants, adhesives and construction chemicals. Everbuild is located in Leeds with annual sales revenue of over CHF 90 million and a workforce of 270 employees.Everbuild, founded in 1994, is a highly reputed brand in the UK building market and the leader in...

Company name: Sika AG
Published On: Monday June 17th, 2013

Biggest acquisition ever for Soudal

Soudal is proud to announce the acquisition of TKK Srpenica, the largest independent manufacturer of PU Foams, Sealants and concrete additives in South Eastern Europe.TKK is located in Srpenica in the Republic of Slovenia, employs over 200 co-workers and is expected to reach a turnover of some €50 Mio in 2013. TKK was founded in 1947 and has a very...

Company name: Soudal
Published On: Wednesday June 19th, 2013

New Report Analyzes Global Markets for Sealants

This report analyzes the worldwide markets for Sealants in US$ Million and Million Pounds by the following Chemical Types: Anaerobic, Acrylic, Latex, Bitumen, Butyl Rubber, Epoxy, Oleoresinous, Polysulphide, Polyurethane, Polyvinyl-based, Polyvinyl Alcohol, Polyvinyl Chloride-based, Reclaimed Rubber, Silicone, Styrene Butadiene Rubber,...

Company name: Research and Markets
Published On: Wednesday June 19th, 2013

Lubrizol to Introduce Expanded Pellethane® Line of TPU Products

The LifeScience Polymers division of The Lubrizol Corporation announces the launch of eight new medical-grade aromatic thermoplastic polyurethane (TPU) products that will serve to augment its Pellethane® line of products. Debuting at the 2013 MD&M East Conference, these products are intended to offer more options for value-conscious advanced wound...

Company name: Lubrizol LifeScience Polymers
Published On: Tuesday June 18th, 2013

APS introduces new line of Thermoplastic Polyurethanes (TPUs)

In ongoing growth moves, APS (Alliance Polymers and Services LLC) has introduced its new line of polyester and polyether-based thermoplastic polyurethane compounds (TPUs). The new compounds, sold under the Zythane® TPU name and depending on the grade, are specifically formulated for injection molding, clear injection molding and clear extrusion...

Company name: Alliance Polymers and Services
Published On: Friday June 21st, 2013

Freedom in construction, design and material selection

"Only in their dreams can men be truly free”: that was the message in the movie Dead Poets Society. In fact freedom is a common theme in many peoples’ dreams. Based on this idea, Bayer MaterialScience will be talking to visitors at K 2013 about material solutions and concepts that can help make dreams come true. Current developments range from...

Company name: Bayer MaterialScience
Published On: Friday June 21st, 2013

OSV Technologiya is preparing a video about its new high-pressure machine OSV H40

During the presentation of a new high-pressure machine OSV H40, OSV Technologiya company is preparing a detailed video, demonstrating this machine in operation.Mixing and casting machines of H series is the latest development of OSV company. Machines of this series are designed for processing the various types of polyurethane foams - rigid,...

Company name: OSV Technologiya
Published On: Tuesday June 18th, 2013

Wintech Machines still at 2008 Prices

Good News!! The Australian Dollar has softened again due to intervention by the Reserve Bank. At the time of writing the AUD was just below parity with the USD. Wintech have not increased their prices since 2008 which is great for the local market. OBSOLESCENCE MANAGEMENT - REPOWERING OLD WINTECHSWintech Machines are robust and built to last –...

Company name: Wintech International Pty Ltd
Published On: Tuesday June 18th, 2013

Wintech Machine Prices Drop by 10% in USA

Good News!! The Australian dollar has stayed at parity with the USD for the past month. The strengthening US economy, Chinese slow-down and European uncertainty have all combined to cause the AUD to ease back. Thus prices of Wintech’s CNC Contour Cutting Machines have dropped by 10% in both North America and Europe.REPOWERING OLD WINTECHSWintech...

Company name: Wintech International Pty Ltd
Published On: Tuesday June 18th, 2013

Rugged and cost-effective interior components for commercial vehicles: Turkish PUR processor uses...

The Turkish company Pürplast is a specialist in manufacturing PUR components for commercial vehicles. Using the LFI procedure of KraussMaffei, the company produces fiberglassreinforced components of the highest quality.LFI procedure supports strategyThe Turkish plastics processing company Pürplast has seen great success using an LFI system from...

Company name: Krauss-Maffei
Published On: Monday June 24th, 2013

The high-pressure machine OSV H40 in operation - New video

Dear colleagues, as we've announced earlier, to your attention we present our new video, that demonstrates in operation the new series of mixing and dosing high-pressure machine OSV H40 for processing two-component polyurethane foams. All works concerning design, manufacturing and launching of this equipment were realized at our factory. The...

Company name: OSV Technologiya
Published On: Monday June 24th, 2013

Safety, security and protection in many different areas of life

Safety and security play a key role in many areas of life. This in particular applies to protecting personal data. When used in chip and security cards, they need to be incorporated in such a way, that misuse can be ruled out and material damages be prevented. Another example is efficient insulation against traffic noise, which can be a severe...

Company name: Bayer MaterialScience
Published On: Thursday June 20th, 2013

From Urethane Caulking to Temporary Generators: New York's Incredibly Detailed Plan to Protect...

It's been roughly seven months since Superstorm Sandy ravaged New York City, and plans to protect against the next storm surge are proliferating. In recent days the city has released a 438-page, $20 billion resiliency initiative; a new evacuation map with six threat zones instead of three; and a 33-point action report on preparing buildings for...

Company name:
Published On: Friday June 21st, 2013

WFI Global, LLC Introduces First Insulating Window Foam with Renewable Content

WFI Global, LLC has introduced U-Core+, the first polyurethane window foam with renewable agricultural content that improves its environmental impact. The bio-content in U-Core+ significantly exceeds the criteria for the United States Department of Agriculture’s Bio-Preferred Program for insulating foams. Replacing some of the petroleum-based...

Company name: WFI Global
Published On: Friday June 21st, 2013

New Florida Waterfront Home Insulated with Open and Closed-Cell Spray Polyurethane Foam

In warm and humid environments, good insulation is practically a necessity, particularly when owning a waterfront home. Case in point: a Florida resident whose new house is being constructed on an island along the Intracoastal Waterway decided it was best to have his home well insulated by the time his family is set to move in. was on...

Company name: Jensen Insulation
Published On: Tuesday June 18th, 2013

Jounce Bumper Made of DuPont™ Hytrel® Hits the European Roads

Fiat adopts an integrated jounce bumper system on its Punto model that integrates several components into one to deliver better performance and a lower system cost.The component is the result of an integrated design, materials and processing approach by a team from DuPont, Fiat, Insit, and Ossberger. Together, they developed a novel approach that...

Company name: Dupont Automotive
Published On: Monday June 24th, 2013

Forest Service to close hazardous mine openings

Up to 15 mine openings will be closed this summer because of safety reasons.The Beaverhead-Deerlodge National Forest possesses several open adits (an entrance to an underground mine which is horizontal or nearly horizontal) and mine shafts with unstable structures or debris.The Madison, Wise River and Dillon Ranger Districts will be closed while an...

Company name:
Published On: Wednesday June 19th, 2013

Foster ProPell™ TPU Compounds Improve Catheter Manufacturing in Low Durometer Polymers

Foster Corporation, a leader in custom polymers for medical devices, introduces ProPell™ thermoplastic polyurethane (TPU) and polyether block amide (PEBA) compounds for improved manufacturing and handling of medical catheters. These new compounds dramatically reduce tackiness and friction in soft, flexible polymers while maintaining other physical...

Company name: Foster Corporation
Published On: Wednesday June 19th, 2013

Rapid prototyping conference breaks past attendance records

More than 2,500 attendees turned out for the 2013 RAPID Conference and Exposition, almost doubling last year’s attendance and reflecting widespread excitement about 3D printing and additive manufacturing, according to event organizer SME. It included attendees from nearly 30 countries and the U.S.The event was held June 10-13, 2013, at the David L....

Company name: 2013 RAPID Conference and Exposition
Published On: Wednesday June 19th, 2013

Tenere, Inc. Acquires Protogenic to Expand Rapid Prototyping Capabilities

Tenere Inc., a full-service designer and fabricator of complex metal and plastic components and assemblies, today announced that it has acquired Protogenic, a quality-driven rapid prototyping and casting company. The acquisition expands Tenere’s portfolio of services for helping manufacturers transform complex engineering concepts into commercial...

Company name: Tenere
Published On: Wednesday June 19th, 2013

Rydell supplies Cog-Veyor Sprocket Driven Hygienic Conveyor Belting

If you need hygiene and heavy duty performance from your solid homogenous conveyor belting with positive drive engagement, then Cog-Veyor is for you.Cog-Veyor is available in white food grade polyester/urethane (PCW) and blue food grade urethane (PCB). Cog-Veyor is designed with heavy duty conveyors in mind. It excels as a replacement to modular...

Company name: Rydell
Published On: Wednesday June 19th, 2013

Inquip’s conveyor slotted belt skirting

Inquip specialises in the supply of a market-leading range of polyurethane conveyor skirting and conveyor components.Slotted holes are typically cut into the conveyor skirt in several installations of conveyor belt skirting. Cutting the skirt slots is not only time-consuming but very dangerous too, causing injury or even disability.Inquip improves...

Company name: Inquip
Published On: Monday June 24th, 2013

Arsenal Buying Maker of Adhesives From Aurora Capital

Arsenal Capital Partners has sealed an agreement to buy Aurora Capital Group -backed Adco Global Inc ., whose adhesives are used for skyscraper windows and solar panels, among other things.The deal, the terms of which weren't disclosed, is expected to close in July. Tim Zappala , a partner at Arsenal and a co-head of its Specialty Industrials...

Company name: Arsenal Capital Partners
Published On: Monday June 24th, 2013

Nippon Paint kicks off construction of new plant in Vietnam

Nippon Paint will produce industrial paint for automobiles and motorcycles, heavy duty coatings, decorative paint, marine coatings and resin at its new site.Nippon Paint has begun construction of its new factory in northern Vinh Phuc province in Vietnam. The third and largest factory of the company in the country will produce industrial paint for...

Company name: Nippon Paint
Published On: Monday June 24th, 2013

New owner of TKK Srpenica d.d.

On 17th June 2013 was at the headquarters of Abanka Vipa d.d. organised public auction related to selling the majority ownership stake of company TKK Srpenica d.d. On public auction won Soudal Holding NV company from Belgium. Soudal is Europe's leading independent manufacturer of sealants, PU-Foams and adhesives for experts and for private persons....

Company name: TKK Srpenica
Published On: Friday June 21st, 2013

Tosoh to Shut Down Ethyleneamine Line

Tosoh Corporation has chosen to shut down one of its Nanyo Complex’s three ethyleneamine production lines in Yamaguchi, Japan. The recent construction of ethyleneamine plants has disrupted the ethyleneamine supply-demand balance, softened amine markets, and decreased profitability. Global demand for amines is expected to grow annually, but...

Company name: Tosoh Corporation
Published On: Friday June 21st, 2013

Gaco Western Adds Jobs - and Bricks and Mortar

Five years ago, Gaco Western's Wisconsin workforce numbered 17; today that number is 70 and growing. From Solvent-Free Silicone to Spray Foam Insulation, Gaco has experienced record growth not only in sales, but in employee base and facility size. Just four years ago the company completed construction of a 55,000 sq. ft. facility in Waukesha, WI,...

Company name: Gaco Western
Published On: Friday June 21st, 2013

Bayer MaterialScience develops sustainable and smart solutions

Many peoples’ dreams center on happiness and improving their everyday lives. The Bayer motto “Science For A Better Life” encapsulates the company’s commitment to this goal. Correspondigly, Bayer MaterialScience develops sustainable material solutions that will help people. However, these dreams are as diverse as life itself and in some cases go...

Company name: Bayer MaterialScience
Published On: Friday June 21st, 2013

Ciech aims to sell foams business

Polish chemicals group Ciech has announced plans to sell its flexible foams business, Ciech Pianki, as part of the chemical group’s sales of its soda ash business. The group claims to have already received offers from interested parties. Ciech is a major fertiliser manufacturer. Ciech Pianki supplies foam blocks as well as shapes, sliced blocks and...

Company name: Ciech Pianki
Published On: Wednesday June 19th, 2013

SSPC Elects New Board Members

A Dryco executive and an industrial painting project manager have been elected the newest members of SSPC’s Board of Governors, the association announced.Two positions on the board were involved in the balloting: Other Product Suppliers and Coating Contractors.The winner of the Other Product Suppliers seat is Jay Kranker, Western Regional Sales...

Company name: The Society for Protective Coatings
Published On: Monday June 24th, 2013

ASC names Connie Howe to Technical Services position

ASC has named Connie Howe as Senior Manager, Technical Services to oversee its technically oriented programming including short courses, Training Academy, and Advanced Technology Link. Howe will also serve as staff liaison to Technical Committee. Having held several technical corporate positions and experience with various adhesive technologies,...

Company name: The Adhesive and Sealant Council, Inc.
Published On: Friday June 21st, 2013

Gunter Pauli appointed chairman of Novamont

An entrepreneur, economist and author, Gunter Pauli is known universally as the theorist behind the Blue Economy, a sustainable economy developed on the logics of nature, a perfectly integrated system without waste or dissipation of resources, in which everyone plays a part, and where the waste of some become the raw materials of others, the...

Company name: Novamont
Published On: Wednesday June 19th, 2013

Rheology modifier

The present invention relates to a process for preparing hydrophobically modified alkylene oxide polyurethanes by polymerizing, in the presence of a catalyst, a solvent-free melt of a polyisocyanate branching agent; a water-soluble polyalkylene glycol having an M.sub.w of from 2000 to 11,000 Daltons; and a diisocyanate; wherein the solvent-free...

Company name: Rohm and Haas Company
Published On: Monday June 24th, 2013

Hybrid PHD/PMPO polyols for polyurethane foam applications

This invention relates to hybrid polymer polyols. These hybrid polymer polyols comprise the free-radical polymerization product of (A) a base polyol comprising (1) a polymer modified polyol selected from (a) dispersions of polyureas and/or polyhydrazodicarbonamides in a hydroxyl group containing compound and (b) polyisocyanate polyaddition polyols,...

Company name: Bayer MaterialScience
Published On: Monday June 24th, 2013

Polyisocyanate mixtures

The invention relates to novel solvent-free, monomer-depleted polyisocyanate mixtures, and to the use thereof for producing light-resistant and weather-resistant polyurethane bodies with high optical refraction and low optical dispersion.

Company name: Bayer Intellectual Property
Published On: Monday June 24th, 2013

Polyurethane having high light refraction

The present invention relates to the use of solvent-free low-monomer polyisocyanates based on araliphatic diisocyanates for the production of light- and weather-resistant polyurethane bodies having a high light refraction and low dispersion.

Company name: Bayer Intellectual Property
Published On: Monday June 24th, 2013

Process for preparing polyurethane prepolymers containing isocyanate groups

The present invention relates to the technical field of isocyanates. The present invention provides a method for preparing NCO prepolymers by reacting a stoichiometric excess of an organic isocyanate with an isocyanate-reactive component, the reaction components being mixed together and the mixture being introduced directly into a storage or...

Company name: Bayer Intellectual Property
Published On: Monday June 24th, 2013

Reinforcing method and reinforcing structure for steel structure and elastic layer forming material...

A reinforcing method and structure for a steel structure and an elastic layer forming material for reinforcing a steel structure are provided that can prevent a reinforcing effect from being lowered by direct sunlight, can obtain a sufficient reinforcing effect, and can prevent a fiber sheet from being peeled away from a steel structure surface...

Company name: Nippon Steel
Published On: Monday June 24th, 2013

Aqueous ink composition and urethane resin composition for aqueous ink composition

An object of the present invention is to provide a black ink composition by which a recorded matter in which a fine surface defect on a recorded matter is effectively suppressed, can be obtained. For this object, the present invention is a black ink composition containing water, carbon black, and a water-soluble polyurethane resin, wherein when a...

Company name: Seiko Epson Corporation
Published On: Friday June 21st, 2013

Nonwoven abrasive wheel

A nonwoven abrasive wheel comprising one or more layers of a nonwoven fiber web, a plurality of super abrasive particles having a Vickers hardness greater than 40 GPa, a polyurethane binder adhering the plurality of super abrasive particles to the nonwoven fibers and adhering the layers of the nonwoven fiber web to each other, and wherein the...

Company name: 3M Innovative Properties Company
Published On: Monday June 24th, 2013

Pressure-sensitive adhesive compositions, pressure-sensitive adhesive layers, and pressure-sensitive...

Provided are a pressure-sensitive adhesive composition that is produced with no tin compound, has a sufficiently long pot life, and can be rapidly crosslinked in the process of forming a pressure-sensitive adhesive layer; and a pressure-sensitive adhesive layer and a pressure-sensitive adhesive sheet each produced using such a pressure-sensitive...

Company name: Nitto Denko Corporation
Published On: Monday June 24th, 2013

Active-energy-ray-curable hot-melt urethane resin composition, member for electronic device, the...

An active-energy-ray-curable hot-melt urethane resin composition contains a hot-melt urethane and an active energy ray polymerization initiator, the hot-melt urethane being obtained by converting more than 50% and 100% or less of the total number of isocyanate groups in an isocyanate group-terminated urethane prepolymer into terminal (meth)acryloyl...

Company name: DIC Corporation
Published On: Monday June 24th, 2013

Water-dispersible polyurethane polymer

A water-dispersible polyurethane polymer useful in coating applications preferably includes a backbone having urethane linkages and at least one cycloaliphatic group having a closed aliphatic ring structure. Ethylenically unsaturated groups are preferably provided on the polyurethane polymer.

Company name: Valspar Sourcing
Published On: Friday June 21st, 2013

Reduction of the fraction of monomers comprising isocyanate groups in moisture-curing polyurethane...

The invention relates to a composition having at least one polyurethane polymer comprising isocyanate groups, at least one monomer comprising isocyanate groups, and at least one silicon dioxide comprising on its surface functional groups which are reactive with respect to isocyanate groups. The silicon dioxide is present in the form of particles...

Company name: Sika AG
Published On: Monday June 24th, 2013

Steroid lipid-modified polyurethane as an implantable biomaterial, the preparation and uses thereof

A modified polyurethane including a lipid substituent pendant from at least one urethane nitrogen and/or at least one carbon atom of the modified polyurethane, methods of preparing modified polyurethanes and the use thereof as an implantable biomaterial.

Company name: The Children s Hospital of Philadelphia
Published On: Friday June 21st, 2013

Method for providing a low density high strength polyurethane foam

Disclosed is a method for making a polyurethane closed-cell foam material exhibiting a bulk density below 4 lbs/ft.sup.3 and high strength. The present embodiment uses the reaction product of a modified MDI and a sucrose/glycerine based polyether polyol resin wherein a small measured quantity of the polyol resin is "pre-reacted" with a larger...

Company name: Sandia National Laboratories
Published On: Friday June 21st, 2013

Anisotropic conductive film composition, anisotropic conductive film, and semiconductor device

A semiconductor device is bonded by an anisotropic conductive film composition. The anisotropic conductive film composition includes an ethylene-vinyl acetate copolymer, a polyurethane resin, and organic fine particles. The anisotropic conductive film composition has a melt viscosity of about 2,000 to about 8,000 Pas at C.

Company name:
Published On: Monday June 24th, 2013

Method of converting a polymerizable composition into thermoplastic polyurethane of improved...

Method of producing a thermoplastic polyurethane having a light stabilization useful for ophthalmic applications, comprising combining precursors of a polyurethane and at least one antioxidant, and incorporating therein, either before, during or after polymerization, at least one light stabilizer, said method being characterized in that the...

Company name: Essilor International
Published On: Monday June 24th, 2013

Polyurethane systems for producing polyurethane sandwich parts at low molding temperatures

The present invention relates to the use of a polyurethane system, comprising (a) polyisocyanates, (b) at least one isocyanate-reactive compound, (c) at least one carboxylic salt of an amine catalyst, where, based on one equivalent of the amine of the amino catalyst, from 0.5 to 1.5 equivalents of acid groups of a carboxylic acid are comprised, (d)...

Company name: BASF SE
Published On: Friday June 21st, 2013

Battery pack and method for producing the same

A battery pack includes: a battery including a battery element covered with a packaging member, the battery element including a positive electrode and a negative electrode which are spirally wound together or stacked on one another through a separator; a protection circuit board for the battery; and a covering material collectively covering the...

Company name: Sony
Published On: Friday June 21st, 2013

Method for manufacturing a plastic, especially a polyurethane, as well as method for manufacturing,...

A plastic is manufactured on the basis of at least four starting components (A, B, C, F) of which at least a first primary component (A) and a second primary component (B) can react with one another. A chemical reaction of the two primary components (A, B) is accelerated in such case by addition of at least one secondary component (C) serving as a...

Company name: Endress + Hauser Flowtec
Published On: Friday June 21st, 2013

Article of footwear including a composite upper

An upper made of a composite material is disclosed. The composite material comprises a layer of carbon fiber material and a flexible substrate. The composite material also includes a thin outer coating of TPU. The upper is generally flexible and lightweight.

Company name: Nike
Published On: Friday June 21st, 2013

Non-ionic associative thickeners containing cyclohexylol alkyls, formulations containing them and...

The present invention concerns new associative thickeners of the HEUR type (Hydrophobically modified Ethylene oxide URethane) whose hydrophobic monomer is based on alkyl cyclohexylols. These are new polyurethanes that significantly thicken an aqueous formulation with a low, medium and high shear gradient. The invention also concerns the...

Company name: Coatex
Published On: Monday June 24th, 2013

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 Chemie AG
Published On: Monday June 24th, 2013

Latex coated high performance polyethylene fabrics

Provided among other things is a fabric comprising: a HPPE base fabric; coated thereon a primer polymer; and coated on the primer polymer a liquid-resistant polymer layer. The primer polymer can be a polyurethane. The base fabric can comprise an adhesion promoter that can be a plasticizer. The adhesion promoter can be a sulfonic acid plasticizer....

Company name: Ansell Healthcare
Published On: Monday June 24th, 2013

A novel click-chemistry approach to flame retardant polyurethanes

The low thermo-oxidative properties of PU foams somewhat limits their practical application, particularly as heat sensitive materials. The introduction of a covalently linked flame retardant organophosphonate ester into the PU foam was achieved using the CuAAC ‘click’ reaction of an alkyne-polyol and azidoalkylmonophosphonate. These functionalised...

Company name: University of Castilla-La Mancha
Published On: Monday June 24th, 2013

Linseed-oil-based waterborne UV/air dual-cured wood coatings

Taiwanese scientists investigated in a new study linseed oil-based waterborne polyurethane dispersion (PUD) wood coatings using different curing processes. Coatings using UV/air-dual-curing process showed better films properties.Wood coatings have been formulated by mixing PUD with photoinitiator for UV curing alone, by mixing PUD with metal dryers...

Company name: National Chung Hsing University
Published On: Monday June 24th, 2013

Rheological Behavior of Environmentally Friendly Castor Oil-Based Waterborne Polyurethane...

Novel biorenewable, waterborne, castor oil-based polyurethane dispersions (PUDs) were successfully synthesized via homogeneous solution polymerization in methyl ethyl ketone followed by solvent exchange with water. Small-amplitude oscillatory shear flow experiments were used to systematically investigate the rheological behavior of these...

Company name: US Department of Energy
Published On: Monday June 24th, 2013

A facile synthesis of mixed soft-segmented poly(urethane-imide)-polyhedral oligomeric silsesquioxone...

The structure–transport properties of mixed soft-segmented poly(urethane-imide) (MSPUI) membranes and their microstructures were investigated. Polypropylene glycol, polycaprolactone diol and bis(3-aminopropyl)-terminated polydimethylsiloxane were used as the soft segments in the membrane synthesis via a three-step polymerization reaction. The...

Company name: Central Leather Research Institute
Published On: Monday June 24th, 2013

Bio‐based hyperbranched polyurethane/Fe3O4 nanocomposites as shape memory materials

The bio-based shape memory polymers have generated immense interest as advanced smart materials. Mesua ferrea L. seed oil-based hyperbranched polyurethane (HBPU)/Fe3O4 nanocomposites were prepared by the in-situ polymerization technique. The transmission electron microscopy confirmed the homogeneous distribution of the Fe3O4 nanoparticles in...

Company name: Tezpur University
Published On: Monday June 24th, 2013


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