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  Issue-650 - March 27, 2017   Recommend
Press Releases Patents Technical Papers
LATEST TRENDS >> PRESS RELEASES
PU RAW MATERIALS
Huntsman Polyurethanes Business Makes A Mark At The 5th PU Tech

Huntsman International India Pvt. Ltd a leading developer of MDI- based polyurethane, participated in the 5th Polyurethane exhibition & conference in India - PU Tech 2017. The event was held from March 8 - 10, 2017 at India Expo Center, Greater Noida. Bringing its technologies spread across Footwear, Insulation, Construction and Automotive, the...

Company name: Huntsman Polyurethanes
Published On: Monday March 27th, 2017

 
PU RAW MATERIALS>> CATALYSTS>> METAL
Alternatives to butyl-based organotin catalysts in two component polyurethane coatings

Reaxis, co-exhibitor to The NRC Group at the 2017 ECS, offers an alternative to dibutyltin dilaurate catalysts in two component polyurethane coatings: REAXIS C218. The use of this product is not subject to any severe restrictions and also demonstrates excellent dry times.Due to increasing regulations regarding the use of butyl-based organotin...

Company name: Nordmann Rassmann
Published On: Wednesday March 22nd, 2017

 
PU RAW MATERIALS>> COLORANTS - COLOR PASTES
Benefits of highly concentrated colorants

Industrial coatings cover a wide variety of applications - from the automotive and marine to oil and gas equipment to the spray paint used to repaint your mailbox. They all share one common bond: the coating and color must hold up. There is no room for coatings failure. Consumers expect good performance. Offshore oil rigs cannot fail after a year....

Company name: Chromaflo Technologies
Published On: Tuesday March 21st, 2017

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Nordmann, Rassmann continues to distribute Converge series

Nordmann, Rassmann GmbH is continuing to distribute the Converge product line in Germany following Aramco Performance Materials LLC's (APM) acquisition of all Converge -related operations and technologies from US-based Novomer Inc. Saudi Aramco is planning for full-scale production facilities in Saudi-Arabia to support the production of specialty...

Company name: Nordmann Rassmann
Published On: Tuesday March 21st, 2017

 
PU RAW MATERIALS>> POLYOLS>> POLYETHER
BASF declares force majeure on PolyTHF in North America

BASF has declared force majeure in North America on PolyTHF® following an event that impacted production in its Tetrahydrofuran (THF) manufacturing unit in Geismar, Louisiana. The event forced the shutdown of the THF and PolyTHF production units.While THF and PolyTHF production has resumed, the units were suspended for several weeks. The company...

Company name: BASF
Published On: Thursday March 23rd, 2017

 
PU RAW MATERIALS>> ISOCYANATES>> ALIPHATIC
HDI monomer and derivatives Price Adjustment Notice

Due to the rapid increase in the cost of raw materials & logistics, we are required to raise our selling prices for HDI monomer and derivatives.Effective April 1, or as contracts allow, Wanhua Chemical Group will raise the selling prices for HDI monomer and derivatives by 10%.Your understanding is highly appreciated. Your Wanhua sales...

Company name: Wanhua Chemicals
Published On: Monday March 27th, 2017

 
SYSTEMS>> BIOMATERIALS>> BIODEGRADABLE POLYMERS
New fungus found able to degrade polyurethane

Chinese scientists revealed on Friday that they have successfully extracted a new fungus from plastic waste, which is capable of degrading polyurethane (PU), a chemical commonly used in the manufacture of plastic-related materials.PU, also known as the fifth largest plastic, is an important and versatile class of man-made polymer present in a wide...

Company name: Kunming Institute of Botany
Published On: Monday March 27th, 2017

 
FOAMS
Foamexpo: Looking back at three days of unprecedented foam industry activity

The first annual Foam Expo drew to a close earlier this month after welcoming thousands of industry players to the three-day exhibition and conference.More than 4,000 delegates from across the entire industry spectrum arrived in Novi, Michigan, to take part in North America's only free-to-attend exhibition for the foam sector, where...

Company name: Foam Expo
Published On: Friday March 24th, 2017

 
FOAMS>> FLEXIBLE
CertiPUR-US Adds Online Training for RSAs

The CertiPUR-US foam certification program, which is administered by the Alliance for Flexible Polyurethane Foam Inc., now offers a free, 20-minute online training course (available at CertiPUR.us/CertificateCourse) for retail sales associates.The course explains the program's rigorous certification guidelines for flexible polyurethane foam used in...

Company name: CertiPUR-US
Published On: Tuesday March 21st, 2017

 
CASE>> COATINGS
European Coatings Show: Littler helper

Just around the corner: at the beginning of April, the European Coatings Show will take place in Nuremberg. A handy service before and especially during the event is the European Coatings Show App.It provides a complete list of all exhibitors and a fully digital map of all stands, enabling you to navigate your way around the exhibition area as...

Company name: European Coatings Show
Published On: Friday March 24th, 2017

 
BCF joins EEF to help ensure competitive future for the UK coatings industry

The British Coatings Federation (BCF) has become an affiliate partner of the manufacturers' organisation EEF, in a bid to secure a competitive future for the industry and to ensure that the voice of the coatings sector is heard by senior policy makers and key decision-makers in government. The move comes at a pivotal time for the coatings sector,...

Company name: the British Coatings Federation
Published On: Friday March 24th, 2017

 
WSF's M/V Kaleetan on Board with Sherwin-Williams

A total of 5,300 gallons of Sherwin-Williams Protective & Marine Coatings ensures that one of Washington's most valuable assets will provide service for years to come. With a longstanding history of ferry operation in the Puget Sound, Washington State Ferries (WSF) was in need of a coatings company with just as strong of a reputation when...

Company name: Sherwin-Williams Protective & Marine Coatings
Published On: Thursday March 23rd, 2017

 
CASE>> COATINGS>> POLYUREA
Australia's first certified flame-retardant polyurea coating: Rhino Linings

The economic impact of corrosion is often exacerbated in harsh climatic environments and in workplaces with heavy traffic wear from operation of large vehicles and equipment. Excessive moisture, heat and abrasion can accelerate the deterioration of machinery, vehicles and assets. Applying a protective surface coating is one way of minimising or...

Company name: Rhino Linings Australia
Published On: Thursday March 23rd, 2017

 
CASE>> COATINGS>> SPRAY FOAMS
ACC to Oppose DTSC's Priority Products Designation for Spray Polyurethane Foam Insulation

The California Department of Toxic Substances Control (DTSC) announced today its proposal to list spray polyurethane foam insulation (SPF) materials containing unreacted methylene diphenyl diisocyanates (MDI), a key component in SPF, as a Priority Product under the state's Safer Consumer Products Program. The American Chemistry Council (ACC)...

Company name: The American Chemistry Council
Published On: Friday March 24th, 2017

 
CASE>> COATINGS>> DISPERSIONS
Alberdingk Boley at the European Coatings Show, HALL 7/Stand 556

Visit us at the European Coatings Show in Nuremberg from 4th until 6th April 2017. Come to our party on 4th April, 5 p.m.! Join our exciting product presentations on 4th and 5th April at our stand 556 in hall 7. We look forward to meeting you! Product Presentations at hall 7, stand 556, each on 4th and 5th April 2017: ■ 11.00 h Architectural...

Company name: Alberdingk Boley, Inc
Published On: Wednesday March 22nd, 2017

 
CASE>> COATINGS>> GREEN COATINGS
Hybrid Receives Pilot Order From European Manufacturer

Hybrid Coating Technologies Inc. is pleased to announce that it has received a pilot order from an Italian manufacturer who has done extensive testing on Hybrid's proprietary non isocyanate Green polyurethane formulation. "We are very pleased to receive this pilot order from our Italian partner as we continue to expand our reach in Europe," said...

Company name: Hybrid Coating Technologies
Published On: Wednesday March 22nd, 2017

 
CASE>> ELASTOMERS>> CAST ELASTOMERS
Professional trainings on casting polyurethanes and silicones

For those who starts working with polymers, OSV offers to take part in professional trainings on casting polyurethanes and silicones. The program, depending on customer's goals and special wishes, includes the following stages:■ preparation of master-models■ production of casting moulds■ casting■ post-processing of...

Company name: OSV Technologiya
Published On: Thursday March 23rd, 2017

 
CASE>> ELASTOMERS>> TPU
Wanhua Chemical at FEIPLASTIC 2017

Feiplastic 2017 will be held in Sao Paulo, Brazil on April 3-7, 2017. At this exhibiton, Wanhua Chemical will focus on innovative Wanthane portfolio of TPU products and Clarnate portfolio of PC products. At the booth U11, Wanhua Chemical will bring you innovative products and value-added services, to fully meet your needs for diversified...

Company name: Wanhua Chemicals
Published On: Friday March 24th, 2017

 
CASE>> COMPOSITES
Evonik and Forward Engineering joint venture for PU composites

Evonik Industries and Forward Engineering have established the joint venture VESTARO GmbH. With this project, the two companies intend to drive forward the implementation of composite solutions for the industrial mass production of fiber composite components for the automotive industry. "VESTARO is an important step in further expanding our...

Company name: Evonik Industries
Published On: Tuesday March 21st, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING>> PIPES FOR SEWERS
HOBAS releases details on product development

HOBAS has released details of two major product developments to its range of glass fibre reinforced (GRP) pipes, including the launch of its new Top Performance Pipe.The new HOBAS Top Performance Pipe features a durable inner protective layer, made of polyurethane resin, the thickness of which can be individually customised for each project.The...

Company name: Hobas
Published On: Monday March 27th, 2017

 
FINISHED PRODUCTS>> AUTOMOTIVE
Denso develops plant-derived plastic materials for automotive products

Denso Corporation announced that it is using bio-polycarbonate (PC) made from starch and urethane resin extracted from castor oil in some of its products. Denso says it has been conducting research and development on plant-derived plastic materials, which are based on plant molecular structures, in order to reduce impacts on the...

Company name: Denso North America
Published On: Wednesday March 22nd, 2017

 
HEALTH & SAFETY
Exploring occupational asthma

In 2003 in Michigan, a manager of a vehicle detailing business sprayed a truck bed liner on the floor and sides of a cargo van. After the manager finished the task, a co-worker saw that he was having trouble breathing. They went to an urgent care facility and the manager was transported to an emergency room, where he died.A report from the Michigan...

Company name:
Published On: Monday March 27th, 2017

 
INDUSTRY UPDATE
H.B. Fuller Completes First Phase of Expansion in India

H.B. Fuller recently announced it has officially opened its new Pune, India, business office and a new R&D center in its Shirwal, India, manufacturing facility. The facilities were inaugurated by Jim Owens, president and CEO, on March 18-19, reportedly marking the conclusion of its first phase of investment of $20 million in India. This expansion...

Company name: HB Fuller
Published On: Sunday March 26th, 2017

 
Akzo Nobel rejects second takeover proposal from PPG

Akzo Nobel announced it has rejected a second unsolicited, non-binding and conditional proposal of 20 March from PPG Industries for all of the issued and outstanding ordinary shares. Among the reasons: extensive anti-trust concerns.The revised proposal represents a value of 88.72 EUR (adjusted for final dividend) consisting of 56.22 EUR (adjusted...

Company name: Akzo Nobel
Published On: Friday March 24th, 2017

 
Chromaflo Technologies Inaugurates New Manufacturing Facility in India

Chromaflo Technologies Corp., is proud to announce the inauguration of Chromaflo India's new manufacturing facility. As the largest independent global supplier of advanced colorants and chemical dispersions for the paint, coatings and thermoset plastics industries, Chromaflo is excited about this opportunity for expansion. "This is the first step...

Company name: Chromaflo Technologies
Published On: Friday March 24th, 2017

 
BASF leather chemicals business to become part of Stahl Group

BASF and Stahl have signed an agreement on Wednesday, March 22, 2017 to combine BASF's leather chemicals business with Stahl Group. The transaction is subject to approval by the relevant authorities and the closing is expected to take place in the fourth quarter of 2017.Under the terms of the agreement, BASF will receive a 16% minority stake in the...

Company name: BASF
Published On: Friday March 24th, 2017

 
Armacell strengthens its presence in Scandinavia

Armacell, a global leader in flexible foam for the equipment insulation market and a leading provider of engineered foams, acquires 100% of Danmat Iso Systems A/S ("Danmat").Danmat is based in Ølstykke, Denmark, and has 40 years of experience in manufacturing and selling technical insulation products. The company is a leading provider in the...

Company name: Danmat
Published On: Tuesday March 21st, 2017

 
Chem-Trend Further Expands in Eastern Europe

Chem-Trend, a global leader in the development, manufacturing and marketing of high-performance release agents, purging compounds and other ancillary molding products, announced the acquisition of the release agent business of its long-time distribution partner in Romania, Rubio Trading & Consulting SRL. As part of a planned growth strategy in...

Company name: Chem-Trend
Published On: Wednesday March 22nd, 2017

 
PEOPLE
Executive leadership change at LyondellBasell

Daniel Coombs was named as new executive vice president for manufacturing and refining at LyondellBasell. Also he has responsibility for the company's technology business, global projects, global engineering services and procurement functions.Previously, Combs has served as executive vice president for global olefins & polyolefins (O & P) and...

Company name: LyondellBasell
Published On: Wednesday March 22nd, 2017

 
National Coatings Appoints Kevin Clement as New Independent Sales Representative Servicing the...

National Coatings is pleased to announce Kevin Clement has joined the National Coatings team as the new Independent Sales Representative servicing the Florida market. Clement will focus on and provide exceptional sales growth and client support to roofing contractors in his region."I am excited to be part of such a professional organization that...

Company name: National Coatings
Published On: Wednesday March 22nd, 2017

 
CHEMISTRY
Hydrolysis: urethane's weakness

We tout our urethane concrete mixer drum liners as often outlasting steel, especially when it comes to sliding abrasion. But urethane does have one weakness: standing water.When water is left in a mixer drum lined with urethane, the humidity that occurs causes a chemical breakdown of the urethane called hydrolysis. This breakdown is evident when...

Company name: Argonics
Published On: Wednesday March 22nd, 2017

 
 
LATEST TRENDS >> PATENTS
PU RAW MATERIALS>> BLOWING AGENTS
Polyol pre-mixes having improved shelf life

A polyol pre-mix containing at least one halogenated hydroolefin blowing agent and having improved shelf life stability is provided, wherein each polyol combined with the halogenated hydroolefin blowing agent has an apparent pH of between 3 and 11.4. Controlling the apparent pH of the polyol(s) enables the polyol pre-mix to be stored for extended...

Company name: Arkema
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> CATALYSTS
Catalysts for the synthesis of oxazolidinone compounds

The present invention relates to a method for the selective production of oxazolidinone compounds with high activities, comprising the step of reacting an isocyanate compound with an epoxide compound in the presence of an onium salt as catalyst and to the oxazolidinone compounds obtainable by said method. The invention further relates to a...

Company name: Covestro
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> POLYOLS>> GREEN BASED POLYOLS
Polyurethane materials formed from epoxidized plant oils

In an example, a process of forming a polyurethane material is disclosed. The process includes forming carboxylic acid-terminated aliphatic polyol molecules from an epoxidized plant oil. The process also includes chemically reacting the carboxylic acid-terminated aliphatic polyol molecules with an azide material to form...

Company name: International Business Machines
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> ISOCYANATES>> POLYISOCYANATES
Aldehyde comprising compounds suitable for making curable polyisocyanate compositions

A curable polyisocyanate composition comprising at least one or more polyisocyanate compounds, at least one or more trimerization catalyst compounds, at least one or more aldehyde compounds wherein the aldehyde compound is selected from compounds with the structure R--CHO wherein CHO is an aldehyde group and R is a hydrocarbyl group selected from...

Company name: Huntsman International LLC
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> RESIN COMPOSITION
Method for the production of polyoxazolidinone polymer compounds

The present invention relates to a method for the production of polyoxazolidinone compounds, comprising the step of reacting an isocyanate compound, preferably a diisocyanate compound with an epoxide compound, preferably a diepoxide compound. The invention further relates to a polyoxazolidinone compound obtainable by said method, a polymeric resin...

Company name: Covestro
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> RESIN COMPOSITION>> INKS COMPOSITION
Ink jettable, uv-curable compositions

Ink jettable and UV-curable compositions include a reactive polymer comprising: (a1) at least 20 mol % of recurring units comprising pendant metal complexing water-solubilizing groups, and (b) at least 5 mol % of recurring units comprising a pendant group capable of crosslinking via [2+2] photocycloaddition. The compositions can optionally have a...

Company name: Eastman Kodak
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> RESIN COMPOSITION>> DIELECTRIC
Conductive composition and the method for producing the same, color filter and the method for...

The embodiments of the invention provide a conductive composition and a method for producing the same, a color filter and a method for producing the same. The invention relates to the display technology field, and can simplify the process for producing the transparent conductive layer, and reduce the production cost; the conductive composition...

Company name: BOE Technology Group
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> RESIN COMPOSITION>> DISPERSIONS
Aqueous dispersion of at least two polymeric resins and aqueous coating composition comprising same...

The present invention relates to an aqueous dispersion (P) of at least two polymeric resins (P1) and (P2) which are different from one another, (P1) being a copolymer obtainable by copolymerizing ethylenically unsaturated monomers in the presence of at least one polyurethane resin having polymerizable carbon double bonds, and (P2) being a polyester...

Company name: BASF Coatings AG
Published On: Saturday March 25th, 2017

 
Process for the production of polyurethane polyureas containing side chains and of aqueous...

The present invention relates to a process for the production of aqueous polyurethane-polyurea dispersions comprising the steps of: A) reacting primary and/or secondary monoamines or diamines A1) with cyclic carbonate containing one hydroxy group A2) such that the molar ratio of total primary and/or secondary amine groups to cyclic carbonate groups...

Company name: Stahl International
Published On: Saturday March 25th, 2017

 
PU RAW MATERIALS>> RESIN COMPOSITION>> 3D PRINTING
Methods of producing polyurethane three-dimensional objects from materials having multiple...

A method of forming a three-dimensional object of polyurethane, polyurea, or copolymer thereof is carried out by: (a) providing a carrier and an optically transparent member having a build surface, the carrier and the build surface defining a build region therebetween; (b) filling the build region with a polymerizable liquid, the polymerizable...

Company name: Carbon3D
Published On: Saturday March 25th, 2017

 
FOAMS
Method for minimizing emissions while forming a polyurethane foam

A method minimizes emissions while spraying a mixture of a resin composition and a polyisocyanate onto a surface. The resin composition has a hydroxyl content of at least 400 mg KOH/g and includes a blowing agent that is a liquid under pressure, a first polyol, at least one additional polyol other than the first polyol, and optionally a catalyst,...

Company name: BASF SE
Published On: Saturday March 25th, 2017

 
FOAMS>> RIGID
Producing polymer foams comprising imide groups

A process for producing a polymer foam comprises reacting components A to C in the presence of component D and optionally E or an isocyanate-functional prepolymer of components A and B with component C in the presence of component D and optionally component E, the total amount of which is 100 wt %, (A) 35 to 65 wt % of at least one polyisocyanate...

Company name: BASF SE
Published On: Saturday March 25th, 2017

 
CASE>> COATINGS
Polyurethanes, articles and coatings prepared therefrom and methods of making the same

The present invention provides polyurethanes including a reaction product of components including: (a) about 1 equivalent of at least one polyisocyanate; (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) about 0.1 to about 0.95 equivalents of at least one diol...

Company name: PPG Industries
Published On: Saturday March 25th, 2017

 
CASE>> COATINGS>> FILMS
Coated polyester films

Polyester films with abrasion resistant coatings and methods for making the same are provided. The coated polyester films include a polyester film substrate having a coating on at least one side thereof, wherein the coating is derived from a coating composition that includes (i) a melamine crosslinker component and (ii) a polyurethane component...

Company name: DuPont Teijin Films
Published On: Saturday March 25th, 2017

 
CASE>> COATINGS>> WATER-BORNE
Aqueous preparations having soft-feel properties

An aqueous preparation having soft-feel properties comprises: A) an aqueous polyurethane-polyurea dispersion, B) a hydroxy-functional polyacrylate copolymer dispersion and C) a polyisocyanate, which may have been hydrophilically modified. The copolymer dispersion B) further comprises a hydroxy-functional polycarbonate diol D) as a reactive diluent....

Company name: Covestro
Published On: Saturday March 25th, 2017

 
CASE>> ADHESIVES
Adhesive composition and optical member using the same

An adhesive composition and an optical member using the same, the adhesive composition including an acrylic resin; an isocyanate cross-linking agent; and a carbodiimide cross-linking agent, wherein the adhesive composition exhibits a creeping distance of about 100 .mu.m or less when the composition attached to a glass substrate with a bonding area...

Company name: Cheil Industries
Published On: Saturday March 25th, 2017

 
CASE>> ELASTOMERS>> TPU
Preparations having thermoplastic polyurethane and a low base number

The invention relates to a preparation comprising thermoplastic polyurethane produced at least from the following starting materials: (a) isocyanate, (b) a substance which is reactive toward isocyanate and which preferably comprises (c) chain extender and/or (d) catalyst and, as other starting materials, (e) additional and/or auxiliary substances,...

Company name: BASF SE
Published On: Saturday March 25th, 2017

 
Thermoplastic polyurethanes, production and use thereof

The invention also relates to thermoplastic polyurethanes and to a method for the production and use thereof.

Company name: Covestro
Published On: Saturday March 25th, 2017

 
CASE>> COMPOSITES
Reinforced organic natural fiber composites

A reinforced organic natural fiber composite material having a lambda value in the range 15-35 mW/mK is disclosed which comprises 25-85% by weight hydrophobic nanoporous particles calculated on the total weight of the composite material, at least 10% by weight organic natural fibers having isocyanate reactive groups calculated on the total weight...

Company name: Huntsman International LLC
Published On: Saturday March 25th, 2017

 
CASE>> COMPOSITES>> NANOMATERIALS
Polyurethane nanocomposites

Polyurethane nanocomposites are provided which include a polyurethane and surface modified silica nanoparticles covalently bound into the polyurethane. High loadings in excess of 30% may be achieved. In some embodiments, the silica nanoparticles are covalently bound to the polyurethane polymer through a linkage derived from a surface-modifying...

Company name: 3M innovative Company
Published On: Saturday March 25th, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING>> ROOFING & FLOORING SURFACES
Roofing method and apparatus

In an embodiment, a method includes applying a liquid plural component polymer to a sloped roof to form a protective surface that inhibits moisture seepage to the roof sheathing. In some embodiments, the plural component polymer may be a polyurea compound having a hardening time that is less than approximately 10 minutes. In some embodiments, one...

Company name:
Published On: Saturday March 25th, 2017

 
FINISHED PRODUCTS>> AUTOMOTIVE
Vehicle interior board and method for manufacturing the same

Included are a first board and a second board that include hard polyurethane foam layers and formed respectively in spaces sandwiched between pairs of thin plates, and a coupling member having a porous structure where a recessed groove is formed, parts of the coupling member being arranged in the spaces. The hard polyurethane foam layers are also...

Company name: Moriden
Published On: Saturday March 25th, 2017

 
FINISHED PRODUCTS>> SPORTS>> GOLF
Golf ball manufacturing method

The invention provides a method of manufacturing a golf ball having a core and a cover of one or more layer over the core, wherein an outermost layer of the cover is molded of a thermoplastic material selected from the group consisting of polyurethane, polyurea and mixtures thereof. The method includes at least the following steps (1) and (2): (1)...

Company name: Bridgestone Sports
Published On: Saturday March 25th, 2017

 
Golf balls having a center with surrounding foam outer core layer

Multi-layered golf balls having a dual-layered core and cover of at least one layer are provided. The dual-core construction includes a non-foamed inner core (center) made of a thermoplastic or thermoset composition such as polybutadiene rubber. An outer core layer comprising a foamed composition, such as polyurethane foam, is disposed about the...

Company name: Acushnet Company
Published On: Saturday March 25th, 2017

 
Golf ball

An ultra-low compression golf ball is disclosed herein. The core preferably has a PGA compression less than 30. The mantle layer and cover have approximately the same thickness. The cover comprises a thermoplastic polyurethane material and has a specific gravity greater than the core and mantle layer. The golf ball has a PGA compression less than...

Company name: Callaway Golf Company
Published On: Saturday March 25th, 2017

 
CHEMISTRY
Telechelic polyolefin and preparation thereof

Telechelic polyolefin of formula(I) and its derivatives: CH.sub.2.dbd.CH--(CH.sub.2).sub.p-A-Z (I) wherein: A represents a (co)polymer comprising at least 95 mol % of (CH.sub.2--CH.sub.2) units; Z is selected from the group comprising halogens, thiols and their derivatives, azides, amines, alcohols, the carboxylic acid function, isocyanates,...

Company name: Universit� Claude Bernard Lyon 1
Published On: Saturday March 25th, 2017

 
GREEN CHEMISTRY
Process for the preparation of lignin based polyurethane products

A process for the production of a lignin based polyurethane products is provided. The process comprises mixing at least one dried lignin and at least one isocyanate to form a lignin-isocyanate mixture, and submitting the lignin-isocyanate mixture to a polymerization reaction. The polymerization reaction may include heating the lignin-isocyanate...

Company name: ENERLAB 2000
Published On: Saturday March 25th, 2017

 
 
LATEST TRENDS >> PAPERS
CASE>> COMPOSITES>> FOAMS
Falling Weight Impact Properties of Palm Shell Reinforced Palm Oil‐Based Polyurethane...

The research focused on the usage of waste oil palm biomass such as empty fruit bunch fibre (EFB), dried palm shell (DPS) and palm kernel shell (PKS) to produce palm oil-based polyurethane (POPU) composite foams, and applied them as sandwich cores. The sandwich cores were attached with jute/epoxy composite facesheets to fabricate high-strength...

Company name: Universiti Malaysia Perlis
Published On: Monday March 27th, 2017

 
FINISHED PRODUCTS>> CONSTRUCTING>> ROOFING & FLOORING SURFACES
Study on the slip resistance of embo-spray coating of urethane-based floor material

Urethane liquid-applied membrane has been widely used in roof, basement floor, sports arena, etc. for its outstanding elasticity and water-tightness since 1970's. The embo-tech membrane construction method using the embo-spray coating system for urethane liquid was later developed to prevent slipping, improve durability, and enhance the aesthetic...

Company name: Hanyang University
Published On: Saturday March 25th, 2017

 
CHEMISTRY
Hydrolysis of polyurea under high pressure of carbon dioxide

A chemical decomposition of polyurea (PUA) by hydrolysis under high pressure of carbon dioxide (CO2) was proposed. The hydrolysis of PUA was carried out at 190 DEGC for 2 h under 7.0 MPa of CO2 in the presence of water. The hydrolysis reaction gave white residual solid and water soluble compound. The white residual solid was characterized to be...

Company name: Nagasaki University
Published On: Saturday March 25th, 2017

 
Study of UV aging on the performance characteristics of vegetable oil and palm oil derived...

The impact of UV aging on the characteristic properties of synthesized polyurethane (PUs) from castor oil and transesterified castor oil with palm oil based isocyanate and 1,4 butanediol was investigated at different exposure time of 0, 250, 500, 750 and 1,000 h, respectively. The aging properties of the PU films were analyzed through differential...

Company name: Central Institute of Plastics Engineering and Technology
Published On: Saturday March 25th, 2017

 
 

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