Abstract: A method of making a sealant material, such as a grease material, which includes providing a diblock copolymer, where the diblock copolymer includes a plurality of styrene zones and a plurality of rubber zones, and where the styrene zones have a glass transition temperature, and combining the diblock copolymer with mineral oil at a processing temperature less than about the glass transition temperature of the styrene zones. Also disclosed are such sealant and gel materials.

Abstract: A rubber composition for a tire containing (i) 100 parts by weight of a diene-based rubber and (ii) 0.5 to 25 parts by weight of a heat-expandable microcapsule including a shell, and a substance capable of vaporizing or expanding under heating to thereby generate a gas and a nonpolar oil, both encapsulated in the shell, wherein the shell is made of a thermoplastic resin obtained by polymerization of a nitrile-based monomer (I), a monomer (II) having an unsaturated double bond and a carboxyl group in the molecule thereof, an optional monomer (III) having two or more polymerizable double bonds, and an optional copolymerizable monomer (IV) for adjusting the expansion properties.

Abstract: A tire tread and a tire comprising a tire tread, the tire tread having a rubber composition based on a diene elastomer; more than 50 phr of an inorganic filler as reinforcing filler; between 2 and 15 phr of an inorganic filler/diene elastomer coupling agent; between 1 and 10 phr of a methylene acceptor, and between 0.5 and 5 phr of a methylene donor. The tread may be characterized as having a radially increasing rigidity gradient from the surface towards the inside of the tread after mechanical run-in of the tread. In particular embodiments, the tread may be characterized as having a nominal secant modulus at 10% elongation is between 3 and 7 MPa at a radially outer surface of the tread and between 9 and 13 MPa at the most radially inside of the tread.

Abstract: Sulfur-vulcanizable rubber mixture without aromatic process oils, in particular for the tread rubber of vehicle pneumatic tires, containing at least one diene rubber, carbon black, mineral oil plasticizer, and resin. A vehicle pneumatic tire with a tread rubber that is composed at least partially of a rubber mixture of this type vulcanized with sulfur is also disclosed.

Abstract: The present invention is directed to a pneumatic tire having a wire-reinforced component comprising (A) a metallic wire; and (B) a rubber composition contacting the wire, the rubber composition comprising (1) a diene based elastomer; and (2) from 2 to 20 phr of at least one carboxylic acid selected from the group consisting of salicylic acid and dithiodipropionic acid.

Abstract: Provided are a rubber composition which is improved in dispersion of silica into a rubber composition and improved in both of a low heat build-up and abrasion resistance and which is suitable as a tire tread member and a tire prepared by using the same. In a rubber composition compounded with precipitated silica, a cetyltrimethylammonium bromide-adsorbing specific surface area (CTAB) (m2/g) and the mode Aac (mm) in diameters of primary aggregates determined by acoustic measurement of particle size distribution satisfy equation (I) shown below: Aac??0.76×(CTAB)+274 and further an ignition loss (mass reduction % when heated at 750° C. for 3 hours) and a heating loss (mass reduction % when heated at 105° C.

Abstract: Surface-modified silicon dioxide particles or silica sol preparable by reacting aqueous silica sol with at least one first modifier comprising at least one alkoxysilane and with at least one second modifier selected from the group consisting of halosilane, siloxane, and mixtures thereof, with water being removed before the reaction with the first or second modifier.

Abstract: Methods of recycling carpet components are disclosed. Usable compositions containing recycled carpet components, and carpets and carpet components containing recycled carpet components are also disclosed. Other products containing recycled carpet components are further disclosed.

Abstract: A sealant composition which may be applied between two substrates in a solar panel provides consistent rheology, high weatherability resistance, acts as a moisture barrier, and has low conductivity. The sealant composition preferably includes a rubber component, at least one rheology modifier, an adhesion promoter, a flow modifier, and a stabilizer.

Abstract: An elastomer composition includes an elastomer and a carbon black, wherein the carbon black is characterized as having a COAN of between about 90 and 150 ml/100 g, a BET of between 50 and 69 m2/g and a distribution index DI that is greater than 1.15, wherein the DI is a ratio of dw to dmode. In particular embodiments, the elastomer may be selected from one or more natural rubbers, one or more synthetic rubbers or combinations thereof. For example, the one or more synthetic rubbers may be selected from styrene butadiene rubber, butadiene rubber, polyisoprene rubber, butyl rubber or combinations thereof. Products made from the elastomer composition include tires and other products, particularly tires that include a sidewall, a carcass, a carcass reinforcement, tread and/or an undertread comprising the elastomeric composition.

Abstract: Cationic techniques can be used to polymerize monomers that include a class of hydroxyaryl compounds so as to provide polymers that exhibit desirable properties including, but not limited to, reduced hysteresis. Compositions such as vulcanizates in which such polymers can be utilized and products such as tire components that incorporate and/or are manufactured from such compositions also are provided.

Abstract: The invention relates to a rubber composition based on at least one diene elastomer, containing less than 0.5 phe of zinc, phe signifying parts per hundred parts of elastomer, and based on at least: one reinforcing filler; one sulphur-based crosslinking system, comprising a copper(II) carboxylate of formula: (RCOO)2Cu, in which R represents a hydrocarbon-based group chosen from linear or branched, cyclic or non-cyclic alkyls having from 1 to 20 carbon atoms, aryls, aralkyls or alkaryls having from 1 to 20 carbon atoms. Further subjects of the invention are a process for preparing a rubber composition according to the invention and the use of this composition for the manufacture of tires or of semi-finished products made of rubber intended for these tires.

Abstract: Sulfur-containing silanes described herein can serve as coupling agents for fillers in elastomer compositions used, for example, in tires, belts, hoses, shoe soles, seals, gaskets, and the like. The sulfur containing silanes advantageously reduce or eliminate the generation of volatile organic compounds (VOCs) during use.

Abstract: A method of producing an elastomer composite. The method includes A) combining a first fluid comprising elastomer latex with a second fluid comprising particulate filler; B) causing the elastomer latex to coagulate, thereby forming masterbatch crumb; C) bringing the masterbatch crumb to a water content of about 1 weight percent to about 20 weight percent, thereby forming a dewatered coagulum; D) removing water from the dewatered coagulum by subjecting the dewatered coagulum to mechanical energy, thereby causing the dewatered coagulum to heat as a result of friction, while allowing the dewatered coagulum to achieve a temperature of about 130° C. to about 190° C., wherein water content is reduced to about 0.5% to about 3% and wherein substantially all of the decrease in water content is accomplished by evaporation, thereby producing a masticated masterbatch; and E) subjecting the masticated masterbatch to at least an additional 0.3 MJ/kg of mechanical energy while further reducing the water content.

Abstract: The present invention relates to functionalized high-vinyl-content diene rubbers, to the preparation of rubber mixtures which comprise functionalized high-vinyl-content diene rubbers, and to the use thereof for the production of rubber vulcanizates which serve in particular for the production of highly reinforced rubber mouldings, particularly preferably for the production of tyres, where these have particularly low rolling resistance, and particularly high wet skid resistance and abrasion resistance.

Abstract: The present invention relates to a paint composition comprising a component A, being a basic binder, and a component B, being an isocyanate compound. The present invention also relates to the use of the present paint composition as a paint or top coat. The present invention moreover relates to an object of which at least one surface is coated with at least one layer of the present paint composition.

Abstract: The invention relates to an agent for sanitary facilities, said agent being applied directly on the sanitary object and adhering there, and being flushable only after a large number of flushes, wherein the agent comprises fillers and a bonding agent, wherein the bonding agent is selected from the group of polyalkylene derivatives, hydrogenated polystyrol derivatives, silicone systems, copolymers from the group of monoalkyl esters of poly(methyl vinyl ether/carbonic acid anhydrides, olefin homopolymers, and copolymers of two or more olefins, wherein the olefin homopolymers and copolymers can also be partially hydrogenated, partially oxidized, or further functionalized by means of graft molecules, and from the group of polyalkyleninmines, including in alkoxylized form, the polyetheramines (alkoxylized amines) and the polyglycerin polyether alkyl carbonic acids or polymers or derivatives comprising said polymer groups, and the viscosity of the agent is at least 30 Pa s, measured using a Haake viscosometer, plate

Abstract: A filling foam composition contains a polymer, 4,4?-oxybis(benzenesulfonylhydrazide), an amine compound (except urea compound) having a melting point of 40° C. or more, and an organic peroxide, and the amine compound is mixed in an amount of 5 parts by weight or more per 100 parts by weight of the 4,4?-oxybis(benzenesulfonylhydrazide).

Abstract: An uncured silica-containing rubber composition having a moisture exposed surface wherein the rubber surface contains a combination of silica and a specialized tackifying resin. The moisture exposed silica degrades necessary building tack for the rubber composition. The specialized tackifying resin counteracts and significantly reduces said reduction of building tack caused by the silica/moisture interaction. Accordingly, a method of preparation of silica-containing uncured rubber is provided by processing the rubber under high shear, internal heat generation to cause the rubber composition to reach an elevated temperature followed by treating the surface of the heated rubber composition with moisture to cool the processed rubber composition where the surface of the rubber composition contains said silica together with a specialized tackifying resin.

Abstract: A rubber composition based on at least one diene elastomer, containing less than 2 phr of zinc, phr meaning parts per hundred parts of rubber (elastomer), and based on at least one reinforcing filler and one sulphur-based crosslinking system, comprising a zinc carboxylate of formula: (RCOO)2Zn, in which R represents a hydrocarbon group chosen from cyclic or non-cyclic, linear or branched alkyl groups having 1 to 16 carbon atoms, aryl groups, aralkyl groups or alkaryl groups having 1 to 16 carbon atoms. Also disclosed is a process for preparing such a rubber composition which is suitable for manufacturing tires or semi-finished products made of rubber intended for these tires.

Abstract: Butadiene is anionically polymerized (or block copolimerized with styrene) in a low-boiling non-polar solvent in presence of rganolithiura compounds. At the end of the polymerization, the non-polar solvent is switched with styrene and the new solution is stored in tanks in relation to the type of polybutadiene (or its block copolymer with styrene) obtained. The polybutadiene solution (and/or its block copolymer with styrene) with the desired set of properties is then fed to a production plant of high impact vinyl aromatic (co) polymers.

Abstract: Provided is a rubber composition comprising an inorganic filler, a compound having at least one group A reacting with a rubber and two or more groups B adsorbing on the inorganic filler described above in the same molecule, a compound having the group A reacting with a rubber and an amino group in the same molecule or acrylate or methacrylate having a specific structure and further comprising, if necessary, a silane coupling agent. This makes it possible to provide a rubber composition which is excellent in the dispersibility of an inorganic filler, so that it does not elevate a viscosity of a non-vulcanized rubber and does not damage the processability and which does not bring about roughening on the surface of a rubber and is improved in a storage modulus.

Abstract: The present invention relates to a rubber composition containing a filler comprising at least one rubber containing olefinic unsaturation and functionalized nano transition metal oxide and/or sulfide particles. The invention further relates to a method of manufacture the rubber compositions and to the use of such compositions in tyres, belts and/or hoses.

Abstract: The present disclosure relates to a polymeric composite material comprising at least one polymer material and a quantity of an adhesive component, wherein the adhesive component comprises a reinforcement material, for use as a lining, especially in sealing leaks in pipes. A tool for the installation of the lining is also provided.

Abstract: A curable composition comprising: (A) a hydrocarbon compound having a plurality of carbon-carbon double bonds, and (B) a carbonaceous material. The hydrocarbon compound may preferably be 1,2-polybutadiene. The curable composition may be used for a fuel cell separator.

Abstract: The invention describes a composition comprising a) a naturally occurring or synthetic rubber susceptible to oxidative, thermal, dynamic, light-induced and/or ozone-induced degradation, b) a white reinforcing filler, and c) as coupling agent, at least one compound of the formula I wherein the general symbols are as defined in claim 1, or an oligomeric hydrolysis product of the compound of the formula I.

Abstract: A shape memory rubber molded article (1) obtained from a mixture containing a rubber and a crystalline non-polymeric compound. The rubber in the molded article is crosslinked. A deformed state of the shape memory rubber molded article (1) is fixed by crystallizing the non-polymeric compound, and the fixed deformed state is released by melting the non-polymeric compound. The non-polymeric compound is preferably a wax. The shape memory rubber molded article (1) preferably contains a crosslinking agent. In the molded article (1), the rubber and the non-polymeric compound are preferably in finely divided separate phases.

Abstract: This invention relates to a composition for plug in a base-isolated structure capable of providing a plug for base-isolated structure having sufficient damping performance, displacement following property and the like, and more particularly to a composition for plug in a base-isolated structure characterized by including powder and an elastomer composition formed by compounding an elastomer component with a reinforcing filler.

Abstract: A conjugated diene polymer is provided that contains a conjugated diene-based monomer unit and a group represented by Formula (I) below, at least peaks H, M, and L below being present in a molecular weight distribution curve obtained by gel permeation chromatography measurement, and when the total area of the molecular weight distribution curve is 100%, the total peak area of peak H is 3% to 30%, the total peak area of peak M is 5% to 45%, and the total peak area of peak L is 40% to 80% (in Formula (I), R1 and R2 independently denote a hydrocarbon group having 1 to 4 carbon atoms, a hydrocarbonoxy group having 1 to 4 carbon atoms, a hydroxy group, or a polymer chain containing a conjugated diene-based monomer unit, m denotes an integer of 0 to 10, and A1 denotes a polar functional group that does not have an active hydrogen) Peak H: a peak for which the molecular weight at the peak top is higher than the molecular weight at the peak top of peak M Peak M: a peak for which, when the molecular weight at th

Abstract: A composition having a reduced hysteresis which is usable in a crown reinforcement for a heavy-vehicle tire, includes an elastomeric matrix comprising natural rubber or a synthetic polyisoprene in a majority proportion, and a reinforcing filler comprising a carbon black, where the carbon black fulfills the following conditions: (i) 45?CTAB specific surface area in m2/g?70, (ii) 45?BET specific surface area in m2/g?70, (iii) 45?iodine adsorption index IA in mg/g?70, (iv) ratio (BET surface area/index IA)?1.07, (v) 115?DBP structure value in ml/100 g?170, (vi) 85 nm?Stokes diameter dst in nm?145, where dst is the diameter of aggregates corresponding to the maximum frequency of the Stokes diameters in a distribution of aggregates, and (vii) D50/dst?0.0090·CTAB+0.

Abstract: A carcass reinforcement for a tire which is intended to bear heavy loads, comprising a composite fabric which comprises a rubber composition of reduced hysteresis and metal cables reinforcing the composition. The elastomeric matrix thereof comprises natural rubber or a synthetic polyisoprene in a majority proportion, and a reinforcing filler comprising a carbon black which meets all of the following conditions: (i) 45?CTAB specific surface area in m2/g (in accordance with Standard ASTM D3765-80)?70, (ii) 45?BET specific surface area in m2/g (in accordance with Standard ASTM D4820-93)?70, (iii) 45?iodine adsorption index IA in mg/g (in accordance with Standard ASTM D1510-81)?70, (iv) ratio (BET surface area/index IA)?1.07, (v) 115?DBP structure value in ml/100 g (in accordance with Standard ASTM D2414-93)?170, (vi) 85 nm?Stokes diameter dst in nm?145, where dst is the diameter of aggregates corresponding to the maximum frequency of the Stokes diameters in a distribution of aggregates, and (vii) D50/dst?0.

Abstract: The present invention is directed to a fine agglomerates mixture formed from pyrolysis of recyclable polymeric material such as scrap tires, polymeric automotive components, used rubber materials, and plastic containers. The mixture contains has a carbon content ranged between about 80% to about 95% by weight of the fine agglomerates mixture. The fine agglomerates mixture has agglomerate particles averaging less than or equal to 35 nm. The fine agglomerates mixture also has a nitrogen surface area greater than or equal to 73 m2/g and includes an inorganic functional filler in a range between about 5% to about 20% weight of the fine agglomerates mixture.

Abstract: There is provided a rubber composition in which strength and weather resistance are improved and the use of petroleum resource is suppressed as much as possible, and a tire comprising thereof. A rubber composition comprising 3 to 12 parts by weight of a pigment derived from resources other than petroleum, 10 parts by weight or less of carbon black and 30 parts by weight or more of silica based on 100 parts by weight of rubber components comprising an epoxidized natural rubber and/or a natural rubber.

Abstract: Methods and articles utilizing a bonding material comprising ultra-accelerators and solvent-swollen diene rubber. Particular embodiments include a method for bonding surfaces of vulcanized diene rubber components. The method includes the steps of applying a bonding material having the solvent-swollen diene rubber and one or more ultra-accelerators to a surface of a first vulcanized rubber component and positioning a surface of a second vulcanized rubber component to oppose the surface of the first vulcanized rubber component with the bonding material between the opposing surfaces. The method further includes the step of bonding the opposing surfaces through the bonding material therebetween.

Abstract: A process for treating aqueous slurries of finely divided fillers, wherein the treatment is carried out by heating an aqueous slurry of at least one finely divided filler and then by adding an aqueous dispersion of at least one latex.

Abstract: The present invention relates to a monomodal coupled diene elastomer having a silanol functional group in the middle of the chain, to its process of preparation and to a rubber composition which can be used in particular in the manufacture of tyre covers, having improved hysteresis and physical properties in the vulcanized state and an improved processing in the raw state, comprising a monomodal diene polymer having a silanol functional group in the middle of the chain and a reinforcing inorganic filler. The process for obtaining this elastomer having a silanol functional group in the middle of the chain comprises a reaction of the diene monomer(s) and of the polymerization initiator in the presence of a chelating polar agent, a reaction of the living diene polymer with a coupling agent and then, after hydrolysis, a recovery of the coupled diene polymer having a functional group in the middle of the chain.

Abstract: An elastomeric body suitable for anti-vibration and suspension is disclosed. The elastic body includes at least one layer of an elastic and flexible fire retardant coating covering at least a portion of the body. The at least one layer of fire retardant coating is non-halogenated and includes a fire retardant substance and an elastic binder material. The fire retardant substance includes expandable graphite. The at least one layer of coating has an elasticity greater than 20%.

Abstract: It is an object of the present invention to lessen strain dependency of hardness of a tread rubber used for a studless tire, have good performance on snow and ice while securing rigidity on non-snow roads, and improve abrasion resistance. The present invention provides a rubber composition for tread used for a studless tire comprising 30 to 150 parts by weight as a total of (1) silica with a nitrogen absorption specific surface area of at most 100 m2/g and (2) silica with a nitrogen absorption specific surface area of at least 180 m2/g based on 100 parts by weight of a rubber component in which a content of a natural rubber and/or a polybutadiene rubber is at least 80% by weight, wherein contents of silica (1) and silica (2) satisfy the formula below: [Content of silica (1)]×0.2?[Content of silica (2)]?[Content of silica (1)]×6.5, tan ? peak temperature Tg is at most ?50° C., and rubber hardness at 0° C. is at most 64.

Abstract: Adhesive and sealant systems on the basis of unsaturated polyester resins, epoxy resins, polyurethane, silane-terminated polymers, vinyl ester resins, acrylates, polyvinyl acetate, polyvinyl alcohol, polyvinyl ethers, ethylene-vinyl acetate, ethylene-acrylic acid copolymers, polyvinyl acetates, polystyrene, polyvinyl chloride, styrene-butadiene rubber, chloroprene rubber, nitrile rubber, butyl rubber, polysulphide, polyethylene, polypropylene, fluorinated hydrocarbons, polyamides, saturated polyesters and copolyesters, phenol-formaldehyde resins, cresol-/resorcinol-formaldehyde resins, urea-formaldehyde resins, melamine-formaldehyde resins, polyimides, polybenzimidazoles or polysulphones and containing 1% to 15% by weight of a hydrophilic fumed silica structurally modified by grinding.

Abstract: This invention relates to novel sulfur-containing silane coupling agents, and organic polymers containing carbon-carbon double bonds. These novel silanes can be carried on organic and inorganic fillers. The invention also relates to articles of manufacture, particularly tires, made from the elastomer compositions described herein.

Abstract: The present invention provides a rubber composition for a bead, which has excellent processability and is capable of decreasing heat generation while maintaining rubber hardness, and a pneumatic tire having improved balance in fuel efficiency and steering stability. Specifically, the present invention provides a rubber composition for a tire bead comprising (B) 10 to 100 parts by weight of carbon black having nitrogen-adsorbing specific surface area of 30 to 100 m2/g and dibutyl phthalate adsorption of 40 to 200 ml/100 g, and (C) 5 to 120 parts by weight of a think plate-like natural mineral having aspect ratio of 3 to 30 and average particle size of 2 to 30 ?m, based on (A) 100 parts by weight of a rubber component.

Abstract: A halogen-free, fire-resistant rubber composition comprising: 100 parts by weight of elastomer comprising 50-100 parts of at least one olefin-type elastomer; at least one fire-retardant boron source; at least one phosphorous source; at least 75 parts of at least one fire-retardant metal-hydrate; and at least one selected from the group consisting of a fire-retardant nitrogen compound and a nitrile-containing elastomer. The composition is suitable for use in fire-resistant, low-smoke hose. The hose may be used in fluid-handling systems requiring flame resistance and/or low smoke generation in fire.

Abstract: The present invention relates to substrates and coating compositions disposed thereon containing improved ultraviolet degradation resistance. Specifically, these coating compositions can contain multiple UV protectants and can advantageously be used in transparent, semi-transparent, and/or translucent coatings on substrates, particularly opaque or semi-opaque substrates such as wood, e.g., in order to inhibit, to reduce, and/or to minimize UV degradation of said substrates.

Abstract: Paper coating slips comprising at least one pigment and A) an aqueous polymer dispersion obtainable by emulsion polymerization (emulsion polymer for short) and B) a polysilicic acid dissolved or dispersed in water or dispersed silica (summarized as silica sol).

Abstract: A rubber composition for a tire includes a rubber component containing at least one of a natural rubber and an epoxidized natural rubber, silica and a natural based wax, wherein the silica is contained in an amount of 10 parts by mass or more based on 100 parts by mass of the rubber component and the natural based wax is contained in an amount of 1.2% by mass or more and 2% by mass or less based on the total mass of the rubber composition for a tire, and to a tread, a side wall, a clinch and a tire using the rubber composition.

Abstract: A polymer composition that includes a hydrophilic polymer, an optional secondary organic polymer, and a bioactive agent distributed therein, wherein the bioactive agent is selected from the group consisting of a silver compound, a copper compound, a zinc compound, and combinations thereof.

Abstract: The invention includes coupling compounds, rubber compositions, and tires. The coupling compounds can, for example, be used to couple to silica filler. Rubber compositions can comprise the coupling compound and polymers. Polymers can be homopolymers, copolymers and terpolymers, and can include repeat units provided from conjugated diene monomers. Tires and various parts of tires can be made from those rubber compositions.

Abstract: A coating compound and method for a portable electronic apparatus having frequent contact with users, such as a portable terminal, a Portable Multimedia Player (PMP), a Personal Digital Assistant (PDA), or the like. A housing of the portable electronic apparatus has the coating compound coated arranged thereon, and a bead portion is blended and added to the coating compound prior to applying the coating compound onto the housing so that convexes and concaves are formed on and in an outer surface of the housing by the bead portion. The coating method includes manufacturing a housing of the portable electronic apparatus by injection, coating the coating compound onto the manufactured housing, and drying the coating compound coated onto the housing so that particles of acrylic beads and urethane beads included in the coating compound protrude from an outer surface of the housing.

Abstract: The invention relates to a method for the production of a tire sealant (C) with a polymeric base. A highly viscous first sealant component (A) (including a natural rubber component that is undiluted or diluted with at least one additional natural rubber component and mixture ingredients that are free of a solvent and an activator) is mixed with at least one second sealant component (B) (comprising a separately produced medium with low viscosity containing at least one activator), to combine to the tire sealant (C), wherein a cross linking occurs associated with the subsequent application of the tire sealant (C) to the inside of the tire. Appropriate method steps are disclosed.

Abstract: The present invention is directed to a rubber compound, such as for use in tires, containing one or more polyoxyalkylene amines, such as to reduce the amount of silane coupling agent conventionally used therein. The presence of the polyoxyalkylene amine(s) allows for the silane coupling agent to be present in a low percent by weight of silica without substantially sacrificing the performance characteristics of the rubber compound. In one embodiment, the rubber compound includes 100 phr of a natural elastomer, a synthetic elastomer, or combinations thereof, no less than about 20 phr silica, a silane coupling agent present in an amount no more than 8% by weight of the silica, and about 2 phr to about 10 phr of at least one polyoxyalkylene amine defined by a primary amino group attached to the terminus of a polyether backbone.