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  Issue-451 - February 16, 2015   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS
Evonik starts up two new plant units for crosslinking activators

Evonik has started up two new plant units for the production of crosslinking activators at its multi-user site in Wesseling, Germany.Thanks to the backward-integrated production system in Wesseling, the new plant units are connected to an existing cyanuric chloride plant. With triallyl cyanurate (TAC) and triallyl isocyanurate (Taicros), the...

Company name: Evonik Industries
Published On: Wednesday February 11th, 2015

 
PU RAW MATERIALS>> REINFORCEMENTS>> FIBER SIZINGS
New Fiber Sizings from Michelman Ideal for Use in Lightweight Automotive Composites where Heat...

Michelman is introducing a number of new fiber sizings to support advanced generations of engineered resin composites increasingly being used in automotive design and manufacturing applications. As lightweight composites replace more and more metal components, requirements for higher thermal resistance, hydrolysis resistance, and mechanical...

Company name: Michelman
Published On: Thursday February 12th, 2015

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
ALBODUR 904: VOC-free polyol based on renewable resources

ALBERDINGK BOLEY consequently expands its product range to 100 % PU-Polyols on the basis of renewable resources. As a main feature, the new polyol ALBODUR 904 offers extremely high elongation values which are necessary for low temperature applications, while maintaining a suitable tensile strength. Due to the low glass transition temperature, it is...

Company name: Alberdingk Boley, Inc
Published On: Monday February 16th, 2015

 
PU RAW MATERIALS>> RESIN COMPOSITION>> POTTING / ENCAPSULATION RESINS
TRFA Webinar: Improving the Electrical properties of Potting and Encapsulation systems: A review and...

Epoxies and Urethanes have been used as insulating materials for many years. There has been a recent trend towards miniaturization and increased reliability coupled with increased power demands in the micro-electronic, automotive ignition and transmission and distribution markets. In order to meet these demands, many insulating systems have to be...

Company name: The Thermoset Resin Formulators Association
Published On: Tuesday February 10th, 2015

 
PU RAW MATERIALS>> RESIN COMPOSITION>> DISPERSIONS
Incorez shortlisted for Chemicals Northwest Awards 2015

Incorez have been shortlisted in two categories for the Chemicals Northwest Awards 2015.R&D Chemist John Barratt has been nominated for 'Young Achiever/Apprentice of the Year' and the company has been nominated for the 'Sustainability' award.Both John and Senior R&D Chemist Craig Evans, have achieved these nominations for their work on removing...

Company name: Incorez
Published On: Monday February 16th, 2015

 
CASE>> COATINGS
BASF receives Excellent Supplier: Leading Technology Award from Shanghai General Motors in China

BASF offers its customers individual coatings solutions as the automotive industry focuses on sustainable manufacturing processes. The Coatings division has now been awarded the "Excellent Supplier 2014: Leading Technology Award" by Shanghai General Motors Co., Ltd (SGM).As the only coatings supplier to win the annual award, BASF Shanghai Coatings...

Company name: BASF SE
Published On: Monday February 09th, 2015

 
Versatile polyurethane chemistry offers advantages for multiple markets and applications

Ever since Otto Bayer discovered polyurethane chemistry in 1937, Bayer MaterialScience has continued to build on his legacy by developing new technologies in coatings. As a demonstration of the company's coatings know-how, two technical experts from Bayer MaterialScience LLC will help educate attendees of The Waterborne Symposium about the...

Company name: Bayer MaterialScience LLC
Published On: Tuesday February 10th, 2015

 
CASE>> COATINGS>> SPRAY FOAMS
Improve the performance of your building envelope with spray foam insulation

According to the Danbury New Times, more businesses are being turned on to the benefits of going green(link is external). In fact, Cushman & Wakefield's latest corporate survey of 23 large companies in the United States revealed that each business had implemented some sort of green office policy or initiative. With more businesses taking a green...

Company name: Icynene
Published On: Monday February 16th, 2015

 
CASE>> COATINGS>> CONFORMAL COATINGS
HumiSeal attending EFY India with a range of conformal coatings for all market sectors

HumiSeal , a leading manufacturer and distributor of conformal coatings has announced that it will use the EFY 2015 event in New Delhi, 26th to 28th February 2015, as a platform to showcase its newer products that are making a real impact in the automotive sector. 1B51 NSLU and UV500 represent ground-breaking advancements in conformal coating...

Company name: HumiSeal
Published On: Monday February 16th, 2015

 
CASE>> COATINGS>> PAINTS
Jotun Paints announces EUR 2,39 million investment in Kenya

Jotun, one of the world's major paint manufacturers, has announced that it has made a significant investment in Kenya, with an aim to strengthen its market presence in the East Africa region.The investment totals to EUR 2,39 million and will be utilised to set up regional offices in Nairobi to develop a fully operational warehouse and as well as...

Company name: Jotun Paints
Published On: Tuesday February 10th, 2015

 
CASE>> COATINGS>> WATER-BORNE
Lubrizol to Participate at ECS 2015

The Lubrizol Corporation announces it will participate at the European Coatings Show, which will be held April 20-23 in Nuremberg, Germany.Lubrizol experts will present two technical presentations at the European Coatings Congress on April 20 that should prove highly informative for coatings manufacturers. The first presentation will focus on...

Company name: Lubrizol Performance Coatings
Published On: Wednesday February 11th, 2015

 
CASE>> ADHESIVES>> STRUCTURAL ADHESIVE
Dow Automotive supplies adhesives for new Ford F-150

A business unit of Dow Chemical Company, Dow Automotive Systems said it is the structural adhesives supplier for the 2015 Ford F-150, which launched in November.With a front-end, cab, box and tailgate made out of aluminum alloy and a frame made out of high-strength lightweight steel, the F-150 utilises Betamate structural adhesives for durability,...

Company name: Dow Automotive
Published On: Thursday February 12th, 2015

 
CASE>> ELASTOMERS>> RUBBERS
TSE Announces Release of New Millathane 55, a high performance polyether millable urethane rubber...

Millathane 55 is a high performance polyether millable urethane rubber which has been developed primarily for applications requiring low viscosity, high hardness sulfur-cured compounds. Compared with Millathane E34 in sulfur cured compounds, Millathane 55 compounds have higher hardness, but with lower compound viscosity, so processing is improved....

Company name: TSE Industries
Published On: Wednesday February 11th, 2015

 
CASE>> ELASTOMERS>> TPU
Wanhua Chemical to Promote Innovative TPU Solutions at NPE2015

Wanhua Chemical, the biggest TPU supplier in Asia Pacific region and top 3 in the world, will focus on innovative Wanthane portfolio of TPU products and solutions at the NPE2015, during March 23-27, 2015 at Orlando, FL, US. As a leader in hose and tube solutions for the global automotive and energy industry, we are looking forward to presenting our...

Company name: Yantai Wanhua
Published On: Monday February 16th, 2015

 
PROCESSING EQUIPMENTS - PRODUCTION>> COMPOSITES
Smart lightweight construction in Paris

Sophisticated machine and mold technology, production processes ready for large series production and groundbreaking lightweight construction: From March 10 - 12 at the JEC Composites Show (Hall 7.2, booth S 29) in Paris, KraussMaffei is presenting intelligent solutions for manufacturing fiber-reinforced plastic components (FRP). Thanks to the...

Company name: KraussMaffei Technologies GmbH
Published On: Wednesday February 11th, 2015

 
PROCESSING EQUIPMENTS - PRODUCTION>> ELASTOMER>> CAST
Delivery of OSV M10 3K machine for processing MDI based polyurethane products to Poland

Last week, for our clients from Poland OSV Technologiya technicians successfully completed their project for the production of the modified version of specialized mixing and casting machine OSV M10 3K with two pigment lines for casting polyurethane elastomers based on MDI. This machine is used for the production of various automotive parts.All work...

Company name: OSV Technologiya
Published On: Wednesday February 11th, 2015

 
FINISHED PRODUCTS>> CONSTRUCTING
PCA Forecasts Optimism, Positive Gains in U.S. Residential Housing for 2015: Market could see 20...

Residential housing starts will be on the increase in 2015 according to the Portland Cement Association (PCA).In his annual residential housing forecast during the 2015 International Builders Show, PCA Chief Economist and Group Vice-President Edward J. Sullivan announced that housing starts will increase 20 percent to 1.2 million units in 2015....

Company name: Portland Cement Association
Published On: Wednesday February 11th, 2015

 
FINISHED PRODUCTS>> CONSTRUCTING>> CONCRETE SUBSTITUTE
RPC Industries, JACKCRETE Awarded at SPFA's Sprayfoam 2015 Conference & Trade Show

The Spray Polyurethane Foam Alliance (SPFA) presented their 10th annual National Industry Excellence Award gala during the Sprayfoam 2015 Conference & Trade Show. RPC Industries, Inc. were the winners in the category Roof Foam over 40,000 sq. ft. for their work on the Hampton Plaza Shopping Center in Hampton, VA.This was RPC Industries's second...

Company name: Jackcrete
Published On: Tuesday February 10th, 2015

 
FINISHED PRODUCTS>> MEDICAL
Bayer materials withstand demanding conditions and meet requirements for innovative medical devices

Increasingly, innovative medical applications place further importance on the success of the materials they use. When patients' health, mobility and comfort are involved, reliability and durability are crucial. Bayer MaterialScience LLC steps up to the challenge offering original equipment manufacturers (OEMs) a wide range of material solutions for...

Company name: Bayer MaterialScience LLC
Published On: Tuesday February 10th, 2015

 
FINISHED PRODUCTS>> DECORATING AND PROTO.
High Quality Affordable CNC Rapid Prototype Machining In China

KAIAO Prototype has recently upgraded its facility to offer superior CNC Machining components. With proven credentials in making rapid prototypes, the company cross-use technologies including SLA prototyping, CNC machining, injection molding and vacuum casting to deliver superior models and production parts in a wide range of material within the...

Company name: KAIAO Rapid Prototyping
Published On: Thursday February 12th, 2015

 
FINISHED PRODUCTS>> INDUSTRIAL>> CASTER & WHEELS
Whats the difference in Noise Reducing casters

The old adage, "never judge a book by its cover," applies, of course, to more than just books. In the manufacturing world, this is especially true - it is often the contribution of components that reside out of the spotlight that have the greatest impact on productivity, efficiency and ROI.The same, often, can be said for heavy-duty casters -...

Company name: Caster Concepts
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> HOUSING>> FURNITURE
Legget & Platt sales climb 11% in 4Q

Driven largely by its residential furnishings segment, Leggett & Platt said fourth-quarter sales from continuing operations rose 11% to $953.3 million.The company said same-location sales rose 6%, while acquisitions contributed 5% to the sales growth.Sales shot up 21% in the residential furnishings segment - which includes bedding components,...

Company name: Leggett & Platt
Published On: Thursday February 12th, 2015

 
INDUSTRY UPDATE
Time for Indonesia to lead in rubber processing

In the last few decades the effects of climate change have slowly taken root. It has taken a long time for international authorities and governments to accept that the time to act has come; humans cannot afford to do nothing in the face of dire threats to their life, health, environment and the global economy.Admittedly, some efforts have been...

Company name:
Published On: Thursday February 12th, 2015

 
PEOPLE
Demilec Names Brian Metrocavage To Newly-Created Director of Building Science Position

Demilec, one of North America's largest manufacturers of spray foam insulation and polyurea products, has hired Brian Metrocavage as Director of Building Science, a new position at the company that will broaden Demilec's building science capabilities and strengthen the relationships with industry specifiers.We've set out to build a world-class...

Company name: Demilec
Published On: Wednesday February 11th, 2015

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> RESIN COMPOSITION
Polyurethane impregnated paper laminate and method therefor

A method for producing a polyurethane-impregnated paper laminate comprising the steps of impregnating paper with a mixture of a polyurethane-based liquid material and a catalyst, maintaining the paper into the mixture for a predetermined duration for polymerization thereof and coating the impregnated paper with a sheet of solid polyurethane-based...

Company name: Moulures Transform
Published On: Monday February 16th, 2015

 
Polysiloxane-modified polyhydroxy polyurethane resin, method for producing same, heat-sensitive...

Disclosed are a polysiloxane-modified polyhydroxy polyurethane resin characterized by being derived from a reaction between a 5-membered cyclic carbonate polysiloxane compound represented by the below-described formula (1) and an amine compound, and its production process; and a resin composition, thermal recording medium, imitation leather,...

Company name: Dainichiseika Color & Chemicals
Published On: Monday February 16th, 2015

 
PU RAW MATERIALS>> RESIN COMPOSITION>> DISPERSION
Composition for affixing a colorant to a surface, protecting a surface, and providing wear...

A composition includes a first solvent, a second solvent, a first surfactant for maintaining a dispersion of at least one of the first solvent and the second solvent, a first film forming polyurethane dispersion, a second film forming polyurethane dispersion, and a second surfactant for maintaining at least one of the first film forming...

Company name: S.C. Johnson & Son
Published On: Monday February 16th, 2015

 
PU RAW MATERIALS>> RESIN COMPOSITION>> DISPERSIONS
Polyurethane/acrylic hybrid dispersions for roof coatings and their preparation

The present invention provides a process for making polyurethane/acrylic hybrid dispersions useful in high PVC coatings with excellent DPUR and water swelling performance, wherein acid monomers are used in acrylic polymerization.

Company name:
Published On: Monday February 16th, 2015

 
Bio-based polyurethane dispersion compositions and methods

The disclosure relates to water-dispersible polyurethane polymers as well as related polyurethane dispersion (PUD) compositions including the same, methods of making the same, methods of using the same, and articles coated with the same. The water-dispersible polyurethane polymer includes hydrophobic oligomeric polyether soft segments that include...

Company name: Eastern Michigan University
Published On: Monday February 16th, 2015

 
PU RAW MATERIALS>> RESIN COMPOSITION>> BINDERS
Process for particleboard manufacture

Improved particleboard and methods for fabricating improved particleboard (e.g., natural fiber/material-based particleboard) are disclosed. More particularly, the present disclosure provides systems/methods for fabricating particleboard (e.g., formaldehyde-free particleboard) utilizing natural fibers/materials (e.g., lignocellulosic materials),...

Company name: The University of Connecticut
Published On: Monday February 16th, 2015

 
SYSTEMS>> COATINGS
Polyisocyanate composition and coating composition containing the same

An isocyanurate type polyisocyanate composition which is derived from an aliphatic diisocyanate monomer and an alcohol and satisfies all of the following requirements when it contains substantially no aliphatic diisocyanate monomer and substantially no solvent: 1) the viscosity at 25.degree. C. is 500-1,500 mPas; 2) the isocyanurate trimer...

Company name: Asahi Kasei Chemicals
Published On: Monday February 16th, 2015

 
SYSTEMS>> BIOMATERIALS
Cross-linked polymers and medical products derived from nucleophilically activated polyoxazoline

One aspect of the invention relates to a biocompatible medical product comprising at least 1% by weight of dry matter of a covalently cross-linked polymer that is obtained by reacting a nucleophilically activated polyoxazoline (NU-POX) with an electrophilic cross-linking agent other than an electrophilically activated polyoxazoline, said NU-POX...

Company name: Bender Analytical Holding
Published On: Monday February 16th, 2015

 
In situ film-forming bioactive solutions of absorbable multiblock copolymers

An in situ film-forming methyl acetate-based solution of at least one absorbable, segmented block copolymer with amorphous and semi-crystalline segments contains at least one bioactive agent which exhibits antimicrobial, anti-inflammatory, antiviral, anesthetic, hemostatic, and/or antineoplastic activity. The absorbable polymers can be a polyaxial...

Company name: Poly-Med
Published On: Monday February 16th, 2015

 
SYSTEMS>> BIOMATERIALS>> CONTROL RELEASE
Bioactive polymeric liquid formulations of absorbable, segmented aliphatic polyurethane compositions...

Bioactive liquid formulations are formed of combinations of absorbable, segmented aliphatic polyurethane compositions and liquid polyether for use as vehicles for the controlled release of at least one active agent for the conventional and unconventional treatment of different forms of cancer and the management of at least one type of bacterial,...

Company name: Poly-Med
Published On: Monday February 16th, 2015

 
FOAMS>> FLEXIBLE
Expandable polyurethane composition and manufacturing method of flexible polyurethane foam

An expandable polyurethane composition includes (A) polyisocyanate, (B) active hydrogen containing compound including (B1) polyol and (B2) water, a catalyst, and (C) one or more plasticizers selected from the group consisting of a monoester compound, a diester compound, a triester compound, and a tetraester compound by 0.5 to 20 parts by mass...

Company name: Momentive Performance Materials
Published On: Monday February 16th, 2015

 
CASE>> COATINGS
Electrical steel sheet with insulation coating, method of manufacturing same, and coating material...

The present invention includes an electrical steel sheet with an insulation coating having a large interlaminar insulation resistance when laminated; a coating material for forming the insulation coating that is used for the electrical steel sheet and the coating material for forming the insulation coating, which includes apart from a solvent an...

Company name: JFE Steel Corporation
Published On: Monday February 16th, 2015

 
Pigmented coating material and process for producing a multi-coat paint system using the pigmented...

Described is a solvent-based pigmented coating composition comprising (A) at least one binder comprising at least one acrylate polymer, polyurethane polymer, or a polyester, (B) at least one crosslinking agent selected from the group of the blocked polyisocyanates and amino resins, (C) at least one pigment, and (D) at least one organic solvent...

Company name: BASF Coatings AG
Published On: Monday February 16th, 2015

 
CASE>> COATINGS>> ELECTRODEPOSITION
Cationic electrodeposition coating composition

The present invention provides a cationic electrodeposition coating composition that has excellent throwing power and that can form a thin film with excellent finish and anti-corrosion properties. The composition has a cationic epoxy resin (A) and a blocked polyisocyanate (B), the cationic epoxy resin (A) obtained by reacting an epoxy resin (A1)...

Company name: Kansai Paint
Published On: Monday February 16th, 2015

 
CASE>> COATINGS>> PAINTS
Method for producing a colour and/or effect-producing multi-layered coating

A method for producing a multicoat color and/or effect paint system comprising a pigmented aqueous basecoat material comprising at least one polyurethane resin (A) as binder, at least one color and/or effect pigment, and 0.05% to 10% by weight, based on the total amount of the pigmented aqueous basecoat material, of an associative thickener (B)...

Company name: BASF Coatings AG
Published On: Monday February 16th, 2015

 
CASE>> ADHESIVES
Epoxy adhesive, manufacture and use thereof

The invention relates to epoxy adhesives. An epoxy adhesive is provided that simultaneously has low E-modulus and high glass temperature. Such adhesives are useful in the manufacture of large machinery (e.g., automobiles), and are useful for bonding different materials, such as metal and carbon fiber composite. The cured epoxy adhesive can be...

Company name:
Published On: Monday February 16th, 2015

 
Degradable adhesive compositions for smoking articles

A filtered smoking article is provided, which includes a tobacco-containing rod surrounded by a wrapping material; a filter element surrounded by a plug wrap adjacent to the tobacco-containing rod; and a tipping material securing the tobacco-containing rod to the filter element, the tipping material overlying the plug wrap of the filter element and...

Company name: R.J. Reynolds Tobacco
Published On: Monday February 16th, 2015

 
CASE>> ADHESIVES>> DISPERSIONS ADHESIVES
Aqueous two-component dispersion adhesive

An aqueous two-component aqueous dispersion adhesives, including in particular polyether-polyurethane polymers and ethylene vinyl acetate copolymers (EVA) having a glass transition temperature of greater than 0.degree. C. The dispersion adhesives are optimally suited for use as contact adhesives, and for gluing plastic membranes. It has been...

Company name: Sika Technology
Published On: Monday February 16th, 2015

 
CASE>> ELASTOMERS
Elastomeric insulation materials and the use thereof in subsea applications

The invention provides an insulation material comprising an epoxy-terminated prepolymer and an amine curing agent. The reaction production of the epoxy-terminated prepolymer and amine curing agent provides for an elastomer that combines the processing and mechanical properties of polyurethane elastomers with improved thermal-hydrolytic stability....

Company name: Dow Global Technologies Inc
Published On: Monday February 16th, 2015

 
CASE>> COMPOSITES>> TPU
Method of making improved ballistic products

A method of making a ballistic resistant composite material having improved resistance to high energy rifle bullets and the like. The method comprises providing at least one fibrous layer comprising a network of high tenacity aramid fibers. The fibrous layer is coated with a thermoplastic polyurethane resin. The coated fibrous layer is molded at a...

Company name: Honeywell
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> CONSTRUCTING>> CONCRETE SUBSTITUTE
Polyurethane based road forming

Provided herein are roadways containing polyurethane materials. A roadway includes a base layer of a compacted in situ material and/or a wear layer disposed on the base layer. One or both of these layers may include the polyurethane material to bind other components in the layers and to form more robust and durable roadway structures capable of...

Company name: Technisoil Industrial
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> BEDDING>> MATTRESS TOPPER PADS
Mattress-bearing hospital bed

A mattress-bearing hospital bed comprises a hospital bed body on which a plurality of hook-and-loop fasteners are installed and a mattress structure which comprises a silicone layer with straight grooves thereon, a polyurethane film covering the silicone layer, and a velvet fabric layer whose one surface is melt to the plane bottom of the...

Company name:
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> PRINTING>> DEVELOPING ROLLER
Wear resistant urethane hexaacrylate materials for photoconductor overcoats

An overcoat layer for an organic photoconductor drum of an electrophotographic image forming device is provided. The overcoat layer is prepared from a curable composition including a urethane resin having at least six radical polymerizable functional groups. The at least six radical polymerizable functional groups may include acrylate group,...

Company name: Lexmark International
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Golf ball having a thermosetting intermediate and outer cover and a thermoplastic inner cover

A golf ball includes a core and a three-layer cover disposed about the core. The cover includes a thermoplastic inner cover layer having a hardness of about 66 to 90 Shore C; an outer cover layer formed from a polyurethane, a polyurea, or a hybrid thereof, and an intermediate cover layer disposed between the inner and outer cover layers. The outer...

Company name: Acushnet Company
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> SPORTS>> BASEBALL
Production method for baseball and softball cover

A production method for forming a baseball and softball cover whereby a ball core is one of any exiting baseball and softball cores built independently. An even layer of fibrous material in an elected thickness is affixed onto the ball core and liquid Polyurethane is applied to fully impregnate the fibrous material layer. The soaked ball core is...

Company name:
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> INDUSTRIAL
Device for storing and dispensing small parts such as rivets

The invention relates to a device (D) for storing and dispensing parts (P) of the type that comprises a rigid parallelepiped container (100) receiving at least one winding of a flexible storage pipe (200), wherein at least one end (220) of said pipe (200) opens to the outside and said end (220) is provided with a dispensing head (300), while the...

Company name: Eris
Published On: Monday February 16th, 2015

 
FINISHED PRODUCTS>> INDUSTRIAL>> ACOUSTIC INSULATION
Compound membrane and acoustic device using same

The present disclosure provides a compound membrane and an acoustic device including such a compound membrane. The compound membrane includes a polyarylate film, and a thermoplastic polyurethane elastomer attached to one surface of the polyarylate film.

Company name: AAC Acoustic Technologies
Published On: Monday February 16th, 2015

 
CHEMISTRY
Polyoxyethylene derivative having plural hydroxyl groups at terminal end thereof

A polyoxyethylene derivative represented by the formula (1): ##STR00001## wherein a whole molecular weight of the polyoxyethylene derivative is 500 to 160,000; n is 5 to 3650; L.sup.1, L.sup.2, and L.sup.3 each independently represent an alkylene group, a phenylene group, an ester bond, an amide bond, an ether bond, a urethane bond, a carbonate...

Company name: NOF
Published On: Monday February 16th, 2015

 
Composition for anionic lactam polymerization

A composition comprising a) at least one aliphatic or cycloaliphatic isocyanate compound having at least two isocyanate groups and b) at least one lactone, containing 4 to 7 carbon atoms and use of the composition as an activator for anionic lactam polymerization to obtain polyamides.

Company name: BrüggemannChemical
Published On: Monday February 16th, 2015

 
 
LATEST TRENDS >> PAPERS
PU RAW MATERIALS>> ADDITIVES>> FLAME RETARDANT
Smoke and toxicity suppression by zinc salts in flame-retardant polyurethane-polyisocyanurate foams...

Three types of zinc salts, ZnAl2O4, ZnFe2O4, and Zn2SiO4, were prepared by coprecipitation. Potential smoke and toxicity suppression by zinc salts in flame-retardant polyurethane-polyisocyanurate foams (FPUR-PIR) with dimethylmethylphosphonate (DMMP) and tris (2-chloropropyl) phosphate (TCPP) were investigated. The crystal structure and dispersity...

Company name: Beijing Institute of Technology
Published On: Tuesday February 10th, 2015

 
PU RAW MATERIALS>> POLYOLS
The effects of the molecular weight and structure of polycarbonatediols on the properties of...

A series of waterborne polyurethanes (WPUs) were synthesized by a pre-polymer process from isophorone diisocyanate, 1,6-hexamethylene diisocyanate and polycarbonatediol with varying molecular weight (1000-2000 Da) and molecular structure (copolycarbonate and homopolycarbonate). The effect of polycarbonatediols on the performance of the emulsion was...

Company name: University of Chinese Academy of Sciences
Published On: Wednesday February 11th, 2015

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Synthesis of Transesterified Palm Olein-Based Polyol and Rigid Polyurethanes from this Polyol

Transesterification of palm olein with glycerol can increase the functionality by introducing additional hydroxyl groups to the triglyceride structure, an advantage compared to using palm olein directly as feedstock for producing palm-based polyol. The objective of this study was to synthesize transesterified palm olein-based polyol via a...

Company name: Malaysian Palm Oil Board
Published On: Tuesday February 10th, 2015

 
CHEMISTRY
Polyether-maleimide-based crosslinked self-healing polyurethane with Diels-Alder bonds

The Diels-Alder (DA) reaction is particularly desirable for the preparation of heat-stimuli self-healing polymeric materials because of its thermal reversibility, high yield, and minimal side reactions. Some attempts were conducted to synthesize polyether-maleimide-based crosslinked self-healing polyurethane with DA bonds (C-PEMIPU-DA) through the...

Company name: Shanghai Jiao Tong University
Published On: Tuesday February 10th, 2015

 
Structure and Thermal Properties of Polyurethanes Synthesized from Cardanol Diol

Amorphous polyurethanes (PUs) were prepared from isophorone diisocyanate and various diols based on ethylene glycol, containing phenol (PD), hydrogenated cardanol (HCD) and cardanol (CD) as side groups. The influence of side groups on thermal and thermo-oxidative stability was studied by thermogravimetric analysis and differential scanning...

Company name: Mahidol University
Published On: Tuesday February 10th, 2015

 
Synthesis of polyisocyanurates by thermal rearrangement of polycyanurates

Polyisocyanurates have been successfully prepared by the thermal rearrangement of polycyanurates, which were obtained from 2,4-dichloro-6-methoxy-1,3,5-triazine and bisphenol monomers. The thermal rearrangement was carried out in the presence of a small amount of tetrabutylammonium bromide (TBAB) as a catalyst at 200 DEGC for 30 or 60 min in an...

Company name: Kanagawa University
Published On: Tuesday February 10th, 2015

 
 

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