Abstract: A paper coating includes a combination of a primary pigment and a secondary pigment. The primary pigment includes anionic particles having a particle size distribution where at least 96% of the particles by weight have a particle size less than 2 microns. The secondary pigment is a cationic, grit-free pigment having an average particle size of 3 microns or less. The coating also includes up to 17 weight % of a hydrophilic styrene-butadiene latex based on the weight of the dry pigments and a co-binder. Another embodiment of this invention is a coated base sheet that includes a base sheet to which the above coating has been applied.

Abstract: A melt-kneading method for filling material and elastomer or resin, characterized in that a filling material constituted by a filler, and an elastomer or resin (thermoplastic resin or thermosetting resin), are introduced from a material introduction part at the end of a melt-kneading part having a cylinder with a screw and a heater, and the molten elastomer or resin and filling material constituted by a filler are kneaded under the conditions of 1000 to 3000 rpm in the rotation speed of the screw and 1500 to 4500 sec?1 in shear speed to feed the mixture from the rear edge to tip of the screw to be trapped in a space provided at the tip of the screw, after which the mixture is moved from the space to the rear edge of the screw through a hole provided at the center of the screw, with the cycle process performed for a specified period based on recirculation using the screw.

Abstract: A primary modified polymer composed of (1) a hydrogenated polymer obtained by hydrogenating at least one non-hydrogenated polymer selected from the group consisting of polymers comprising conjugated diene monomer units and copolymers comprising conjugated diene monomer units and vinyl aromatic monomer units and (2) groups of a primary modifier having a functional group which are bonded to the polymer (1), which has a specific vinyl aromatic monomer unit content, a specific vinyl aromatic polymer block content, a specific weight-average molecular weight, and a specific degree of hydrogenation of the double bonds of conjugated diene monomer units; a secondary modified polymer obtained by reacting a primary modified polymer composed of (?) a base polymer and (?) groups of a primary modifier having a functional group which are bonded to the polymer (?) with a secondary modifier; and compositions comprising the primary or secondary modified polymer and at least one other component.

Abstract: Disclosed is a method for preparing a thermoplastic resin with superior impact resistance, chemical resistance and processability as well as excellent gloss and whiteness. The method includes emulsion-polymerizing a conjugated diene compound monomer to prepare a rubber latex having an average particle diameter of 1,800 ? to 5,000 ?, a polymerization conversion ratio of at least 90% and a swelling index of 12 to 40, an average gel content of 70 to 95%, emulsion-polymerizing 45 to 75 parts by weight of the rubber latex with 17 to 40 parts by weight of an aromatic vinyl compound and 4 to 20 parts by weight of a vinyl cyanide compound to prepare a graft copolymer latex, and coagulating the graft copolymer latex with a coagulant at 60 to 80° C., and aging the graft copolymer latex at 80 to 99° C. to obtain a graft copolymer powder.

Abstract: An object of the present invention is to improve, in the raw material rubber compound particularly using a silica-based filler, which is used for tire tread, the balance between the rolling resistance and the skid resistance on a wet road surface and at the same time, improve the wear resistance is enhanced. The present invention provides an oil-extended polymer composition comprising 100 parts by weight of (A) a polymer having a number average molecular weight Mn of 500,000 to 700,000 and a content of a functional group-containing polymer component to be adsorbed to silica of 50 wt % or more, and from 20 to 60 parts by weight of (B) an extender oil.

Abstract: A polymer fiber comprising a thermoplastic polymer and an inorganic filler, wherein the filler content, based on the polymer fiber, is more than about 10% by weight and the mean particle size (D50) of the filler is less than or equal to about 6 ?m. A textile fabric, especially nonwoven, produced from the polymer fiber.

Abstract: Intumescent, electrical installation systems which comprise an injection molding material of polyolefins or polyimides in combination with intumescent additives, the melting points of the polyolefins and of the polyimides being lower than the intumescence temperature of the intumescent additives.

Abstract: The present invention relates to a printing formulation comprising monodisperse particles and particles, wherein the particles have a largest dimension which is at least 6 times larger than the largest dimension of the monodisperse particles, as well as to the use of these formulations for printing and to substances printed with these formulations.

Abstract: A paper coating slip comprising at least one inorganic pigment and, based on 100 parts by weight of the inorganic pigments, less than 40 parts by weight of organic polymers and less than 25 parts by weight of water or other solvents having a boiling point below 150° C. at 1 bar.

Abstract: A rubber composition containing a rubber component, a filler and at least one organofunctional silane and/or mixture of organofunctional silanes in which individual silanes possess both free and blocked mercaptan functionality or particular mixtures of the organofunctional silanes possess both free and blocked mercaptan functionality. The organofunctional silanes and silane mixtures are useful, inter alia, as coupling agents for elastomeric compositions, e.g., rubber formulations employed in the manufacture of tires, where they exhibit a desirable balance of low scorch and good performance properties.

Abstract: Provided is a composition comprising at least one polymer having a degree of unsaturation of no more than about 50 mol %; a filler selected from the group consisting of carbon black, silica, and mixtures thereof; and a polymeric additive comprising a functional end group reactive with said filler, wherein said polymeric additive has a degree of unsaturation of no more than about 50 mol % and a number average molecular weight between about 1,000 and about 25,000. The composition may optionally contain one or more polymers having a degree of unsaturation of more than 50 mol %. The composition may be particularly useful as a component for a tire.

Abstract: The use of high aspect fillers in the production of simulated stone, masonry and brick textured products such as cladding, siding, panels, or other building and construction materials. High aspect fillers increase the dimensional stability, rigidity, thermal and sound insulation. The high aspect fillers may be included into a matrix polymer with or without chemical bonding. The disclosed invention is not limited to products in the building or construction industries and may be applied in the manufacture of a wide variety of products in other industries.

Abstract: This invention discloses a process for manufacturing an elastomeric article by liquid injection molding, said process comprising the steps of: (I) heating a curable composition comprised of (1) a liquid polymer comprised of repeat units that are derived from a conjugated diolefin monomer, wherein said liquid polymer has a weight average molecular weight which is within the range of 5,000 to 100,000, and wherein the liquid polymer is functionalized with an amine moiety, (2) a carbonyl inhibited platinum catalyst, and (3) a tetrakis(dialkyl siloxy) silane crosslinking agent, to a temperature which is within the range of 30° C. to 100° C.; (II) injecting the heated curable composition into a mold at a temperature which is within the range of 100° C. to 210° C. to produce the elastomeric article; and (III) removing the elastomeric article from the mold.

Abstract: A rubber composition for tire, which combines low heat build-up properties and breakage property, reduces fuel consumption of a tire, and has excellent good processability is provided. The rubber composition for tire is obtained by blending sulfur and caprolactam disulfide with a diene rubber component to obtain a pre-mixture which does not contain a reinforcing filler and a vulcanization accelerator, and blending and mixing a reinforcing filler and a vulcanization accelerator with the pre-mixture in a post-mixing step.

Abstract: A process is proposed for coagulation of an aqueous polymer dispersion, which comprises, during or after the coagulation, converting the dissolved coagulation salt into an insoluble form.

Abstract: A solid coupling material for conducting ultrasound from an ultrasound source to a surface, wherein the material maximises contact with the surface and the ultrasound source such that there are minimal or no air gaps in the interface between the surface and the material and in the interface between the ultrasound source and the material.

Abstract: The present invention provides a rubber composition, in which reaction efficiency of the silane coupling agent in kneading is improved, generation of bubbles is suppressed, abrasion resistance is improved and rolling resistance is reduced. Specifically, the rubber composition comprises silica and 3 to 15 parts by weight of a silane coupling agent and 1.5 to 15 parts by weight of a potassium salt based on 100 parts by weight of the silica.

Abstract: A novel polymodal asymmetric elastomeric block copolymer and a pressure sensitive adhesive, tape and adhesive backed article made therefrom, such as a polymer foam article having a substantially smooth surface prepared by melt-mixing a polymer composition and a plurality of microspheres, at least one of which is an expandable polymeric microsphere, under process conditions, including temperature and shear rate, selected to form an expandable extrudable composition; and extruding the composition through a die.

Abstract: An elastomer composition based on at least one diene elastomer, an inorganic filler as reinforcing filler, a polyfunctional organosilane as (inorganic filler/diene elastomer) coupling agent bearing at least two functions denoted “X” and “Y” which are graftable, on the one hand, to the elastomer by means of the X function and, on the other, to the inorganic filler by means of the Y function, characterized in that said Y function is a hydroxysilyl function (?Si—OH). Preferably, this organosilane is a hydroxysilane polysulfide, the diene elastomer is selected from the group consisting of polybutadienes, natural rubber, synthetic polyisoprenes, butadiene copolymers, isoprene copolymers and the reinforcing inorganic filler is a siliceous or aluminous filler of the highly dispersible type. Tires or semi-finished products for tires, in particular treads for tires comprising a composition according to the invention.

Abstract: This invention relates to non-woven fabrics, in particular to a method of making fabrics by spraying fibres onto a support member, and to a mixture of fibres, binder and diluent for use in the method of the invention. The present invention has the objective of providing a composition that can be used to produce fabrics having an improved texture and which gives excellent results when sprayed as an aerosol using a propellant.

Abstract: High-temperature-curing reactive compositions based on natural and/or synthetic elastomers containing olefinic double bonds, and on vulcanizing agents, are described, which contain at least one liquid polyene having a molecular weight between 400 and 80,000 and at least one liquid polybutadiene having a narrow molecular weight distribution and a microstructure of 10 to 20% vinyl-1,2 double bonds, 50 to 60% trans-1,4 double bonds, and 25 to 35% cis-1,4 double bonds in the molecule. These compositions furthermore contain a vulcanizing system of sulfur and accelerators and/or, if applicable, quinone oximes. These compositions are suitable for use as a single-component adhesive, sealant, or coating compound in automobile manufacture, with high tensile shear strength and high impact peel strength even, in particular, at low temperatures.

Abstract: A crosslinkable or crosslinked rubber composition is described which includes a diene elastomer having a mass content of cyclic vinyl units of greater than 15%, and which may be used to form a tire tread. Also described is a tire tread and a tire incorporating the tread. The composition contains a linear or branched diene elastomer derived from at least one conjugated diene, and a reinforcing filler. The elastomer has cyclic vinyl units according to a mass content of greater than or equal to 15% and a number-average molecular weight of from 30,000 to 350,000 g/mol. The elastomer may be obtained by anionic polymerization of one or more monomers including a conjugated diene in an inert hydrocarbon solvent with a catalytic system including an organolithium initiator and a polar agent with several heteroatoms. The reaction may be performed batchwise where the polar agent:initiator molar ratio is greater than 8, or continuously where the polar agent:initiator molar ratio is greater than or equal to 3.

Abstract: The invention relates to agglomerate particles which are constructed from agglomerated nanoscale primary particles and also to a method for incorporation of these particles in a polymer matrix and to the use of these agglomerate particles.

Abstract: Disclosed herein are pigments comprising mostly rutile TiO2, wherein the mostly rutile TiO2 consists essentially of low abrasion TiO2 particles produced by introducing a metal halide into the chloride process. Further disclosed are ink, can coatings, fibers, papers, and plastics comprising the pigment. Also disclosed herein are pigments comprising the low abrasion TiO2 pigments comprising TiO2 particles which have been further heat treated at a temperature of at least about 800° C. in an oxidizing atmosphere for a time period of at least about 1 hour.

Abstract: An initiator is presented for anionically polymerizing monomers, to provide a functional head group on the polymer. A polymer having a functional head group derived from a sulfur containing anionic initiator, and optionally as additional functional group resulting from the use of a functional terminating reagent, coupling agent or linking agent is also provided. A method is presented for anionically polymerizing monomers comprising the step of polymerizing the monomers with a sulfur containing anionic initiator to provide a functional head group on the polymer. An elastomeric compound, comprising a functional polymer and filler is also described. Also provided is a tire having decreased rolling resistance resulting from a tire component containing a vulcanizable elastomeric compound.

Abstract: The invention relates to chemically or physically curable compositions suitable as adhesives or sealants or coating materials, which compositions contain at least one binding agent selected from the group comprising crosslinkable or polymerizable monomers, prepolymers, or polymers, as well as at least one filler. The filler proportion is 0.2 to 70 wt % based on the total weight of the compositions, and at least a portion of the filler is made up of glass particles having a particle size from 100 nm to 20 ?m, which have been obtained by comminuting foamed neutral or acid glass.

Abstract: The invention relates to a light plaster mixture in pasty form which has improved storage stability. This is based on a composition which contains a binder, inorganic fillers, light fillers, water and also further additives. The light plaster mixture according to the invention can be used in the form of final coats on any bases.

Abstract: An adhesive composition comprises: (i) at least one ethylene/?-olefin interpolymer, (ii) at least one tackifÊer; and (iii) optionally at least one additive, such as a plasticizer, wax and antioxidant. Preferably, the ethylene/?-olefin interpolymer has a Mw/Mn from about 1.7 to about 3.5, at least one melting point, Tm, in degrees Celsius, and a density, d, in grams/cubic centimeter, wherein the numerical values of Tm and d correspond to the relationship: Tm?858.91?1825.3(d)+1112.8(d)2. The composition has relatively higher SAFT temperature and can be used in hot melt adhesives pressure-sensitive adhesives, and thermoplastic marking paints.

Abstract: Composition comprising a rubber or plastic material and a zeolite. The composition may be foamed or not. The composition may absorb water or other chemicals, and has characteristics making it useful in the manufacture of a variety of products.

Abstract: The present invention relates to a pneumatic tire including at least one component, said at least one component including a rubber composition, said rubber composition including at least one diene based rubber; and at least one metal organic framework material including divalent zinc and a multidentate organic ligand, wherein the at least one metal organic framework material at least partially incorporates at least one guest additive.

Abstract: A rubber composition, usable for the manufacture of tires, is based on at least one diene elastomer, reinforcing filler, vulcanization system and, as anti-reversion agent, a citraconimidomaleimide compound of the formula (R=hydrocarbon radical): The composition may be used for the manufacture of a finished article or a semi-finished product made of rubber intended for a ground contact system of an automobile, in particular of a tire.

Abstract: A water-based cement for producing tyres includes 5 to 80% by weight of water, 10 to 60% by weight of a cross-linkable unsaturated-chain polymer base, 1 to 15% by weight of emulsifiers, and a quantity of metal oxide depending on the desired degree of adhesion.

Abstract: Nanocomposite compositions containing a graft polymer and a filler such as nano-sized silica having flame resistant properties are described.

Abstract: Water soluble latex compositions comprising cis 1,4 polyisoprene and a biopolymer are disclosed. The compositions may contain 0.1-10% cis 1,4 polyisoprene and are suitable for application wherein a biodegradeable water soluble product is desired.

Abstract: A hydrogenated copolymer obtained by hydrogenating an unhydrogenated copolymer comprising conjugated diene monomer units and vinyl aromatic monomer units, the hydrogenated copolymer containing at least one hydrogenated copolymer block (B) which is obtained by hydrogenating an unhydrogenated random copolymer block comprised of conjugated diene monomer units and vinyl aromatic monomer units, wherein the hydrogenated copolymer has the following characteristics: the hydrogenated copolymer has a content of the vinyl aromatic monomer units of from more than 40% by weight to less than 95% by weight; at least one peak of loss tangent (tan ?) is observed at ?10 to 80° C. in a dynamic viscoelastic spectrum obtained with respect to the hydrogenated copolymer; and substantially no crystallization peak ascribed to the copolymer block (B) is observed at ?20 to 80° C. in a differential scanning calorimetry (DSC) chart obtained with respect to the hydrogenated copolymer.

Abstract: The present invention relates to a process for preparing a crosslinked polymer composition, comprising the steps: (a) preparing a crosslinkable blend of a crosslinking agent and an unsaturated polyolefin having a total amount of carbon-carbon double bonds/1000 carbon atoms of more than 0.37, wherein the blending step is carried out prior to and/or during extrusion of the unsaturated polyolefin, and the crosslinking agent is in a liquid state when it comes into contact with the unsaturated polyolefin, (b) extruding the blend in an extruder, (c) applying the extruded blend onto a substrate, and (d) treating the extruded blend under crosslinking conditions.

Abstract: There is provided a run flat tire having a side reinforcing layer in which low exothermic property and high hardness are compatible and durability is improved. A rubber composition containing 10 to 100 parts by weight of carbon black with a nitrogen adsorption specific area of 30 to 100 m2/g and a dibutyl phthalate oil absorption amount of 50 ml/100 g or more and 2 parts by weight or more of sulfur or a sulfur compound, based on 100 parts by weight of a rubber component containing 10 to 50% by weight of a conjugated diolefin polymer or a copolymer of a diolefin and an aromatic vinyl compound having a primary amino group and an alkoxysilyl group and having a glass transition point of ?30° C. or less in which a bifunctional or more monomer is copolymerized in a polymer chain and/or at least a portion of a (co)polymer chain is coupled with a bifunctional or more coupling agent, and a run flat tire having a side reinforcing layer comprising the rubber composition.

Abstract: (EN) The invention concerns a method for producing a thermoplastic molding material or element, said material or element containing nanometric inorganic particles. In molten state, the thermoplastic is mixed with the nanometric inorganic particles and with a solubilizing agent in a conveyor screw extruder, the pressures and temperatures being adjusted so that the plastic is in melt form and the solubilizing agent in supercritical state. The invention is characterized in that at the output of the extruder, the mixture passes through a slot with a passage less than 20 $g(m)m to penetrate into an expansion zone and the molten material, wherein are incorporated the nanometric inorganic particles, is evacuated, reduced into molding material after cooling or transferred into a molding tool to be molded. The invention also concerns the molding material and the molding elements obtained by this method, as well as the uses thereof.

Abstract: The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as polybutadiene rubber, styrene-butadiene rubber, isoprene-butadiene rubber, or styrene-isoprene-butadiene rubber, that are amine functionalized and have a high trans microstructure. The catalyst system, in one embodiment, includes (a) an organolithium amine compound, (b) a group IIa metal salt of an amino glycol or a glycol ether, (c) an organoaluminum compound, and optionally (d) an amine compound. The amine functionalized rubbery polymers can be utilized in tire tread rubbers where the rubbery polymers may provide desirable wear properties without substantially sacrificing other performance characteristic(s), e.g., traction properties.

Abstract: A method of producing an engineered plastic selected from the group consisting of high impact polystyrene, styrene-maleic anhydride copolymer, methylmethacrylate-butadiene-styrene copolymer, transparent impact polystyrene, and acrylonitrile butadiene styrene copolymer is provided. The method comprises the steps of: (a) adding a polymer containing at least one high vinyl segment having a 1,2-vinyl bond content of greater than 45% to a solvent comprising at least one vinyl monomer; (b) optionally adding at least one additional inert solvent; (c) optionally adding additives selected from the group consisting of extender oils, modifiers, and antioxidants; and (d) initiating polymerization of the at least one vinyl monomer by the use of an initiator and/or heat, wherein the presence of the at least one high vinyl segment in the polymer allows direction of the grafting site during preparation of the engineered plastic.

Abstract: There is provided a composition that is suitably used for a flip chip mounting process or a bump-forming process. The composition comprises a first component 3a, a second component 3b, metal particles 1,1? and a convection additive. The metal particles 1,1? are dispersed in the second component 3b. The convection additive is contained in the second component 3b. The first component 3a is contained in an interior of at least one particle 1. When such at least one metal particle 1 melts upon heating, the first component 3a comes in contact with the second component 3b to form a thermoset resin 3c. The convection additive is capable of generating a gas upon heating, so that the gas provides a convection effect in the composition.

Abstract: The present invention has for its object to provide a curable composition which, despite its low viscosity, gives a cured product with a high gel fraction, low residual tack, low modulus, high elongation, and good flexibility. The present invention relates to a curable composition comprising the following two components: (A) a vinyl polymer having at least one crosslinking silyl group on the average per molecule: and (B) a photocurable substance, (C) an air oxidation-curable substance, (D) a high molecular plasticizer, (E) a reactive plasticizer or (F) a compound having one silanol group in its molecule and/or a compound capable of reacting with moisture to give a compound having one silanol group in the molecule.

Abstract: An encapsulant composition and an electronic package. The composition includes a resin, a flexibilizing agent, and a filler material. The electronic package includes a substrate, a semiconductor chip, and a material. The semiconductor chip is mounted on an upper surface of the substrate and electrically coupled to the substrate. The material is positioned on the upper surface of the substrate and against an edge surface of the semiconductor chip. The edge surface of the semiconductor chip is substantially perpendicular to a bottom surface of the semiconductor chip. The material is the encapsulant composition.

Abstract: Pigment suitable for use in coating compositions for inkjet recording media. Surfaces of an inorganic particulate are interacted with a water-soluble polyvalent metal salt in an aqueous medium. The treated particle surfaces have a significant cationic surface charge imparted to them. The salt is a salt of a metal of Group II or Group III of the Periodic Table. Inkjet recording media treated with a coating composition containing the above pigment provide high density, fast-drying, and non-feathering ink images with suitable water fastness, while the coating compositions also offer cost advantages and improved rheology at higher pigment levels over coatings based on silica pigments.

Abstract: A rubber composition for a side wall contains 100 parts by weight of a diene rubber component, from 30 to 70 parts by weight of a reinforcing filler, and from 2 to 20 parts by weight of a liquid polymer having a number average molecular weight of from 3,000 to 90,000. A pneumatic tire contains the rubber composition as a side wall of the tire.

Abstract: The rubber composition for a tire base tread includes a rubber component containing not less than 15% by weight of a terminal-modified diene rubber having a number average molecular weight prior to modification of 150000 to 400000, a filler, and a compound (vulcanizing agent) represented by the following general formula (1) in an amount of 0.5 to 5 parts by weight based on 100 parts by weight of the rubber component: (wherein R represents a benzyl group, and n represents an integer of 3 to 12.

Abstract: A filled elastomer composition comprises: a) at least one rubber component; b) at least one particulate filler; and, c) at least one mercaptofunctional silane of a particular structure.

Abstract: An elastomeric composition usable for the manufacture of tires, based on at least (i) a diene elastomer, (ii) an inorganic filler as reinforcing filler and (iii), as (inorganic filler/diene elastomer) coupling agent, a polysilylated organosilicon compound which is at least bifunctional and can be grafted onto the elastomer by means of a sulfur group having a polythiosulfenamide function, of formula: ?Si—A—Sx—NR1R2 ,??(I) in which: A is a divalent bond group, whether straight-chain or branched, which makes it possible to join the polythiosulfenamide group to a first silicon atom of the organosilicon compound; x is an integer or fractional number of from 2 to 4; R1 represents hydrogen, a monovalent hydrocarbon group, or R2; and R2 represents the grouping: —B—Si?, in which: B is a divalent bond group, whether straight-chain or branched; Si represents a second silicon atom of the organosilicon compound. The invention also concerns tires and tire treads comprising a composition of this type.

Abstract: Disclosed is a rubber composition for tires. More particularly, the present invention provides a rubber composition for tires which contains surface treated staple fibers and a metal soap, a rubber including the above rubber composition and a tire comprising the rubber including the above rubber composition. In an aspect of the present invention, a preferred embodiment of the present invention comprises a rubber composition for tires which contains surface treated staple fibers and a metal soap. Another aspect of the present invention includes a rubber including the above rubber composition for tires. The present invention also provides a tire product comprising the rubber including the above rubber composition for tires.

Abstract: The invention relates to a tire with a component composed of a rubber composition containing at least two diverse carbon blacks. In one aspect such tire is a heavy tire and such component is a tread for a heavy tire which contains at least two diverse carbon blacks to aid in providing an improved path for thermal conductivity for a heavy tire with its relatively thick cross section such as, for example, its relatively thick tread.