Abstract: A curable resin composition comprises a poly(arylene ether), an acryloyl monomer, an allylic monomer, and an abrasive filler. The composition tolerates high filler contents, cures rapidly, and exhibits excellent toughness after curing. Useful articles prepared from the composition include grinding wheels and cut-off wheels having good wear characteristics.

Abstract: A pressure sensitive adhesive comprising a mixture of

Abstract: The invention provides curable organic coatings with improved scratch resistance. More particularly, the present invention relates to a combination of inorganic filler having a 50th percentile particle diameter of from about 3 to about 9 micrometers comprised of aluminum oxide, silicon dioxide, ceramic spheres or mixtures thereof, and particles having a 50th percentile particle diameter of from about 10 to about 150 micrometers. The liquid coatings have a viscosity before curing of from about 100 cps (mPa-s) to about 70,000 cps (mPa-s) at a shear rate of 0.15 s−1. The use of inorganic filler materials of the defined type and particle size are combined with the curable organic coating to improve the scratch resistance of the coating without a negative impact on the physical and performance properties or application parameters of the original coating material.

Abstract: Herein is disclosed an oxygen scavenging composition, comprising an oxygen scavenging polymer comprising units having structure I: 1

Abstract: The invention provides a dental composition including filler and a polymerizable dental material selected from the group consisting of wax-like polymerizable dental material and restorative paste wax polymerizable dental material. The dental composition is useful as restorative material and for making artificial teeth, crowns and bridges of high strength dental polymeric material.

Abstract: A spacing fluid or “spacer”, of the type comprising a fluid and particles, notably particles of loading agent, as well as possibly normal additives, such as a viscosity-increasing polymer, for separating a cement slurry from borehole fluids during a well cementing operation, characterised in that the spacing fluid has a density close that of the drilling fluid or mud and a viscosity close to that of water, by virtue of the adaptation of the size of the particles to a value less than 5 microns, particularly around 2 to 3 microns or around 0.2 to 0.3 microns, such as by the use of magnesium oxide or rutile.

Abstract: Compositions and method for resisting soil erosion. The compositions comprise either an aqueous mixture of a polymer mixed with an organic material or, alternatively, a polymer and organic material that can be mixed in water. The polymer preferably comprises polyacrylamide having anionic functional groups and the organic base comprises either cellulose, mulch and/or seed and mulch. The methods of the present invention comprise providing or forming an aqueous mixture of the compositions of the present invention and applying them to an area of land sought to be provided with soil erosion resistance.

Abstract: Binder compositions of the present invention are useful in refractory and foundry applications. The compositions include an aggregate, a liquid resole resin, and a magnesium hardening agent. The compositions are workable and exhibit high compressive strengths in a short period of time. Additionally, the compositions have a low free phenol content and require a reduced resin content as compared to currently known compositions. The compositions reduce the cost to produce useful binders by eliminating, the requirement for ester curing in addition to requiring reduced amounts of resin to obtain adequate compressive strength.

Abstract: Inkjet ink systems are disclosed which comprise a) a liquid vehicle, b) a colorant, and c) a gelling agent. The gelling agent may be incorporated either into the liquid vehicle, into a second jettable composition, or onto a substrate. The gelling agent may also be attached to the colorant. In addition, several methods of generating an image are also described which utilize compositions comprising a gelling agent.

Abstract: The epoxy resin of the invention comprises (A) an epoxy resin, (B) at least one member selected from the group consisting of a phenolic hydroxyl group-containng compound, a urea resin and a melamine resin, (C) a crosslinked phenoxyphosphazene compound, and (D) an inorganic filler powder, the amount of component (C) being in the range of 0.01 to 30 wt. % based on the total amount of components (A), (B) and (C), and the amount of component (D) being in the range of 60 to 98 wt. % based on the total amount of components (A), (B), (C) and (D). The epoxy resin composition of the invention and a molded product are halogen-free and antimony-free and are excellent in flame retardancy. When an element for an electronic part such as LSI and VLSI is encapsulated by the epoxy resin composition of the invention, the obtained electronic part is outstanding in heat resistance, moisture resistance, thermal impact resistance and like properties.

Abstract: A jointing compound or plaster for construction elements, particularly paper-faced plasterboards. This plaster includes, in percentages by weight with respect to the total weight of plaster 50 to 85% of a mineral filler; 1 to 20% of an organic binder dispersible in an aqueous phase; 1 to 15% of a silicate-based agent other than the mineral filler; 0.2 to 5% of a hydrophobic agent which is a silicone derivative; 0.05 to 5% of polyvinyl alcohol; and water to make up to 100%. A method of producing a work such as a partition, a wall covering or a ceiling is also disclosed.

Abstract: The present invention provides a chlorine-containing polymer vulcanizing composition with improved preservation stability. The present invention is a chlorine-containing polymer vulcanizing composition obtained by blending (a) a zeolite compound, (b) a vulcanizing agent, and (c) an optional organic vulcanization accelerator. The zeolite compound can be natural zeolite, an A-type, X-type, or Y-type synthetic zeolite, a sodatite, natural or synthetic mordenite, ZSM-5, or a metal substitution product thereof. The zeolite compound is preferably an activated zeolite compound. With respect to 100 parts by weight of chlorinated polyethylene, (a) preferably 0.5 to 30 parts by weight, more preferably 5 to 25 parts by weight, of the zeolite compound, (b) preferably 0.1 to 5 parts by weight, more preferably 0.5 to 3 parts by weight, of the vulcanizing agent, and (c) preferably 0.5 to 3 mol, more preferably 0.7 to 1.5 mol, of the vulcanization accelerator with respect to 1 mol of (b) the vulcanizing agent are blended.

Abstract: A stabilizer mixture containing

Abstract: The present invention relates to macromolecular derivatives with a definite molecular weight, containing a 2,2,6,6-tetramethyl-4-piperidyl group and to their use as light, heat and oxidation stabilizers for synthetic polymers and other organic materials, and to the materials thus stabilized.

Abstract: There are disclosed a polybutadiene composition comprising:

Abstract: A free-flowing, stable liquid flame retardant mixture comprised of or formed by mixing together components comprised of: A) tetrabromobisphenol-A; B) at least one liquid ester of a pentavalent acid of phosphorus; and C) at least one additional organic halogen-containing reactive flame retardant where the halogen is chlorine or bromine or both. Such mixtures can be effectively used in the preparation of flame-retardant polyurethanes including rigid polyurethane foams. It is preferable to include one or more liquid esters of a pentavalent acid of phosphorus in the liquid flame retardant mixture. C) is preferably at least one diester/diol of tetrabromophthalic anhydride, especially a mixed ester of tetrabromophthalic anhydride with diethylene glycol and propylene glycol, which by itself is a relatively viscous substance.

Abstract: The present invention provides thermoplastic blends containing polycarbonate, mold-release agents with OH groups and mixtures of oligomer and monomer phosphorous compounds. The thermoplastic blends of the present invention find use in the manufacture of optical data carriers such as compact discs, video discs and other optical data carriers which can be written on and erased.

Abstract: A thermoplastic molding composition comprising A) at least one member selected from the group consisting of polycarbonate and polyestercarbonate and B) a phosphorus compound is disclosed. The composition wherein A) is a mixture of (A.1) 99.9 to 40 wt. % of branched member, and (A.2) 0.1 to 60 wt. % of linear member, is characterized by high melt stability and improved mechanical properties, particularly improved stress crack resistance under the effect of chemicals and a higher notched impact resistance. The composition is especially suitable for producing profiles, films or sheets of any type in an extrusion process.

Abstract: A polyolefin-based nanocomposite and a method of preparing the same are disclosed. The polyolefin-based nanocomposite is prepared by melt kneading a mixture including (A) 40-99.8% by weight of a matrix polymer of polyolefin; (B) 0.1-30% by weight of a polyolefin compatilizer containing polar reactive groups; and (C) 0.1-30% by weight of a layered clay material having a quaternary ammonium ion bonded to the surface thereof. The quaternary ammonium ion contains (I) at least one alkyl group having at least 15 carbon atoms; and (ii) a substitutent having —Si—O—Si-linkage and at least one terminal reactive group.

Abstract: A poly(arylene sulfide) resin composition comprising a poly(arylene sulfide) and, as a modifier, an organic amide compound compounded in a proportion of 0.2 to 10 parts by weight per 100 parts by weight of the poly(arylene sulfide).

Abstract: An aluminum hydroxide composition is disclosed, having diminished tendency to cause discoloration on heating at 177° C. of a plastic composition whose major polymeric component is polyvinyl chloride, comprising aluminum hydroxide and an amount, effective in diminishing discoloration, of at least one inorganic perchlorate salt selected from the group consisting of alkali metal perchlorates and alkaline earth metal perchlorates.

Abstract: Powder clearcoat dispersions (powder slurry clearcoats) preparable by dispersing a powder clearcoat in an aqueous medium and wet milling the resulting powder slurry, at least one adduct of ethylene oxide and/or propylene oxide with at least one glycol being added to the powder slurry prior to wet milling; and the use of the powder slurry clearcoats for producing clearcoat finishes, especially as part of multicoat color and/or effect finishes.

Abstract: This invention relates to compositions containing polyvinyl acetate plastics and alkoxylated alcohols as plasticisers.

Abstract: A water dispersion type water and oil repellent composition which is capable of imparting durable water resistance to clothing for which high water and oil repellency is required and which is capable of imparting high oil repellency to paper. The water dispersion type water and oil repellent composition comprises 1) an aqueous medium, 2) a polymer of a monomer having a polyfluoroalkyl group and one polymerizable unsaturated group and 3) a mono(or poly)ol or an alkylene oxide thereof, as essential components.

Abstract: A method of manufacturing a heat conductive molded part having determined heat conductivity properties is provided. The method includes providing a polymer composition containing boron nitride powder. A magnetic field is impressed to the polymer composition containing boron nitride powder, field orienting the boron nitride powder in the polymer composition to a fixed direction. The polymer composition is set containing boron nitride powder with the boron nitride powder oriented in the polymer composition to the fixed direction. The polymer composition may also be provided containing a solvent. The solvent is removed after field orienting the boron nitride powder in the polymer composition to the fixed direction The composition is then set with the field oriented boron nitride powder after having removed the solvent.

Abstract: In one aspect, the invention provides ink receptor compositions capable of receiving and fixing a water resistant image on a substrate without bleeding, feathering, or smudging. The ink receptor compositions comprise colloidal alumina; multivalent metal ion; hydrophilic binder; hydrophobic latex; surfactant; and optionally an image transfer aid. In other aspects, the invention provides methods of imaging substrates, ink receptor media, and ink receptor kits.

Abstract: A thermal interface material made with a phase change polymer and a fusible filler material.

Abstract: A self-crosslinking powder coating material, comprising

Abstract: An improved material for use in resilient conforming pads, cushions, impact resistance padding and the like is described. The material comprises a liquid or semi-solid matrix phase and an expanded Perlite included phase. The material is useful for providing low weight contour conforming resilient padding for garments, athletic equipment, prosthetic devices, surgical, medical or vehicular cushions, positioning devices, mattresses, impact protective padding and the like.

Abstract: The invention relates to moulding materials, comprising 60 to 90 parts by weight polyamide, 10 to 40 parts by weight reinforcing materials (except for nanoscale layered silicates) and 0.5 to 6 parts by weight nanoscale layered silicates.

Abstract: The present invention relates to an adhesive and more particularly to a moisture curable adhesive. In one embodiment, the present invention includes a moisture curable adhesive comprising a polymer or copolymer including reactive silicon end groups; from about 0.01 to about 40 percent by weight of a clear filler that will not substantially interfere with the clarity of the adhesive; and from about 0.01 to about 10 percent by weight of a dehydrating agent. In another embodiment, the present invention includes a moisture curable adhesive comprising a copolymer including a reactive silicon group; from about 33 to about 85 percent by weight of a filler; and from about 0.01 to about 10 percent by weight of a dehydrating agent. The present invention is further directed to a method of joining two adherends.

Abstract: A room temperature curable organopolysiloxane composition comprising (A) an organopolysiloxane having organooxysilyl groups on side chains or on side chains and ends of the polymer, (B) fumed silica, (C) an organooxysilane or a partial hydrolytic condensate thereof, and (D) a condensation catalyst is improved in stability during storage under sealed conditions and cures into an elastomeric product whose physical properties change little even when used under rigorous conditions as encountered in proximity to automotive engines.

Abstract: A curable aqueous polyurethane dispersion substantially comprises

Abstract: Fluoropolymer aqueous dispersions having particles with average diameters from 150 to 400 nm, comprising bifunctional fluorinated surfactants having formula:

Abstract: The invention concerns a salt-free aqueous dispersion of a water soluble dispersion obtained from a composition of monomers comprising, for 100 mole parts, 0.5 to 99.

Abstract: The invention pertains to a polymer obtainable from the steps:

Abstract: An impact resistance-modified polymer composition containing

Abstract: The invention provides compositions comprising a graft polymer obtainable by free-radical polymerization, a vinyl (co)polymer and optionally resins chosen from the group consisting of polycarbonates, polyester-carbonates, polyesters and polyamides, characterized in that the preparation of the graft polymer A) is carried out by a procedure in which before the start of the grafting polymerization reaction the rubber latex is brought to a pH of 9 to 11, the redox initiator components are employed in amounts of 0.1 to 2.5 wt. % (based on the monomers metered in) and during the entire grafting polymerization reaction the pH should not exceed a value of 11.0 and should not fall below a value of 8.8 and the pH remains constant during the reaction within a range of variation of ±0.5 units, and the temperature difference between the start and end of the reaction is at least 10° C.

Abstract: A tube, preferably a centrifuge tube, molded of a blend of 25-35 weight percent of polystyrene and 75-65 weight percent of styrene-butadiene rubber block copolymer has improved performance compared to a tube of pure copolymer.

Abstract: The invention is based on the discovery of useful combinations of fully cross-linked thermoplastic vulcanizates with styrenic block copolymers. The new combinations of the invention can provide a synergistic effect. Specifically, the compositions formed thereby can be both softer and more elastic than would be expected on the basis of the properties of the individual components. Such compositions can be used in numerous applications, including, for example, any application for which a soft material with very good recovery is desired.

Abstract: The present invention relates to gels prepared from novel anionic block copolymers of mono alkenyl arenes and conjugated dienes, and to blends of such block copolymers with other polymers. The block copolymers are selectively hydrogenated and have mono alkenyl arene end blocks and controlled distribution blocks of mono alkenyl arenes and conjugated dienes. The block copolymer may be combined with tackifying resins, oils and other components to form the gels of the present invention.

Abstract: Elastomer-modified Epoxy-polysiloxane compositions of this invention are prepared by combining a silicone intermediate, with an epoxy resin, an elastomeric resinous intermediate, a polyfunctional amine, an optional organometallic catalyst, and optional fillers, pigments, and processing agents. The composition is prepared using a sufficient amount of water to promote hydrolysis of the polysiloxane and the polycondensation of the silanols produced by such hydrolysis. In its cured form, the epoxy-polysiloxane composition exists as a uniformly dispersed arrangement of linear epoxy chain fragments that are cross-linked with a continuous polysiloxane polymer chain, wherein either or both of the epoxy and/or polysiloxane polymers are elastomer modified to provide coatings and floorings having significantly improved properties of impact resistance, flexibility, crack resistance, and abrasion resistance with compared to conventional epoxy systems.

Abstract: A resin composition comprising a copolymer of styrene and maleic anhydride (SMA) as cross-linking agent, an epoxy resin, and a co-cross-linking agent, characterized in that the co-cross-linking agent is an optionally brominated bisphenol A (BPA), or an optionally brominated bisphenol A diglycidyl ether (BPADGE), or a mixture thereof, and that the composition is free from an allyl network forming compound. The resin composition may be applied to make laminates and printed wiring boards.

Abstract: Polyester compositions useful to improve the impact and heat distortion properties of polyethylene terephthalate, providing the polyethylene terephthalate with both high notched Izod properties and high heat distortion properties. The composition is the reaction of a terpolymer of ethylene, an acrylate or a methacrylate, and glycidyl methacrylate with polyethylene terephthalate in the presence of at least one elastomer such as a copolymer of ethylene and 1-octene, and polypropylene, an ethylene propylene copolymer, polybutyleneterephthalate, polycyclohexanedimethanolterephthalate, or mixtures thereof, having a melt flow of about 6 to about 15 g/10 min. The product has a notched Izod value of at least about 4 ft. lbs/in and a heat distortion temperature of about 150° C. to about 190° C.

Abstract: A polymer material, in particular for a medical instrument such as a balloon catheter, is provided. The polymer material comprising a combination at least of a first constituent comprising a partly crystalline polymer and a second constituent for increasing the flexibility of the material, wherein the polymer material is in the form of a polymer alloy, and wherein the first constituent is formed of a polyamide or a polyether block amide and the second constituent is formed at least partly by a thermoplastic elastomer based on polystyrene (TPE-S). A process for producing the polymer material and a medical device incorporating the polymer material are also provided.

Abstract: This invention provides a graft modified polypropylene polymer which does not contain halogens, is excellent in certain properties such as solubility and can add good adhesiveness and coating ability to crystalline propylene polymer base materials, and a composition containing the same; and in particular, it provides a propylene polymer which contains a propylene polymer main chain having a stereo-block structure containing an isotactic block and a side chain containing a carboxylic acid group, an acid anhydride group or a carboxylic acid ester group, wherein when it is dissolved in toluene to a concentration of 10% by weight at 25° C., the insoluble matter is 1% by weight or less based on the total polymer, and a composition containing the same.

Abstract: The present invention is specifically directed to improved polyvinyl chloride compositions having excellent impact strength. In particular, the impact resistant composition comprises a vinyl chloride polymer and 2-8 parts of an impact modifier composition comprising at least one ethylene/alpha-olefin copolymer and at least one chlorinated olefin polymer per 100 parts of the vinyl chloride polymer. Preferably the impact modifier composition comprises less than 1 part of the ethylene/alpha-olefin copolymer and the ratio of said copolymer to the total modifier composition is less than 25%.

Abstract: HDPE compositions comprising a bimodal polymer and a nucleating agent, for producing moulded articles with increased E-modulus and high ESCR, and the use of such compositions in the production of moulded articles.

Abstract: This invention relates generally to crystalline polypropylene polymers and methods for their production. Specifically, this invention relates to crystalline polypropylene polymer compositions comprising both propylene homopolymers and propylene copolymers. The compositions are prepared using metallocene catalyst systems comprising at least two metallocenes in a polymerization process that involves the sequential or parallel polymerization of propylene homopolymers and copolymers using propylene with a small amount of comonomer, preferably ethylene. The resulting polymers are excellent for use in the production of biaxially oriented films. Films prepared with these propylene polymers have a significantly broader processability range and can be evenly stretched at lower temperature compared to films prepared from traditional polypropylene polymers.

Abstract: Process for providing a binder for mineral wool products, said process comprising the steps of: mixing together under reactive conditions a carboxylic acid with an alkanolamine, whereby optionally these are firstly mixed to provide a resin which resin is subsequently reacted with a separate carboxylic acid group containing polymer.