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WO/2004/011545 |
A rubber composition comprising as rubber components a specified styrene-butadiene copolymer (A) and a styrene-isoprene copolymer of specified hydrogenation ratio (B) wherein the amount of bound styrene of the copolymer (B) is larger tha...
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WO/2004/009700 |
The present invention provides a composition suitable for an air barrier such as an automotive tire innertube, innerliner, and aircraft tire innertube or innerliner, curing bladders, and other pneumatic devices. THe compositioncomprises ...
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WO/2004/007609 |
A rubber composition obtained by compounding 100 parts by weight of a rubber ingredient with specific amounts of (1) a thiuram compound having a specific structure, (2) a compound such as a benzothiazyl disulfide compound or a benzothiaz...
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WO/2004/007220 |
The invention concerns a tyre P comprising a radial carcass reinforcement (1) radially topped with a crown reinforcement (3) consisting of at least two working crown plies (31, 33) formed by metal reinforcing elements crisscrossed from o...
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WO/2004/005395 |
A method for increasing the hardness of silica/rubber mixtures is disclosed wherein the method comprises blending with said mixture at least one silane and a hardnessÂincreasing amount of at least one member selected from the group cons...
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WO/2004/003067 |
The invention relates to a rubber composition which can be used to produce tyres and which is based on at least one diene elastomer, a reinforcing inorganic filler and a coupling agent which is used to join the inorganic filler and the e...
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WO/2004/000930 |
A rubber composition comprising 100 parts by mass of a polymer, 10 to 200 parts by mass of silica, and 1 to 30 parts by mass of a sulfur-containing silane compound having a specific structure which comprises organooxysilyl groups at the ...
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WO/2004/000931 |
A rubber composition for tires which is obtained by compounding (A) 100 parts by weight of a styrene/butadiene copolymer (a) having a weight-average molecular weight of 4.0x105 to 3.0x106 in terms of polystyrene as measured by gel permea...
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WO/2003/106195 |
The invention concerns a rubber composition based on at least (i) an elastomer, (ii) a reinforcing filler and (iii) as anti-reversion agent, a thiouronium salt or a thiouronium salt analogue of the following formula (I): A - S - Y - S - ...
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WO/2003/103990 |
The invention concerns a tyre for vehicles transporting heavy loads comprising, in at least one bead (1) an additional reinforcement (1) consisting of a plurality of discontinuous reinforcing elements (920, 921, 922), said discontinuous ...
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WO/2003/103988 |
A process for producing a belted tire having at least two belt layers constituted of a steel cord and a coating rubber therefor by shaping a rubber member of given sectional configuration through spirally winding of a strip of unvulcaniz...
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WO/2003/102073 |
A rubber composition comprising 100 parts by weight of a rubber and compounded therewith as a filler 0.1 to 100 parts by weight of carbon fibers obtained by the vapor-phase growth method and each comprising one or more carbon net layers ...
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WO/2003/101709 |
Tyre for vehicle wheels, comprising: a carcass structure having at least one carcass ply shaped in a substantially toroidal configuration, whose opposite lateral edges are associated with respective bead wires; a belt structure comprisin...
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WO/2003/102053 |
A conjugated diene rubber which is obtained by polymerizing either a conjugated diene monomer or a conjugated diene monomer and an aromatic vinyl monomer in an inactive solvent with the aid of an organic active metal to obtain active con...
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WO/2003/099921 |
The invention relates to rubber mixtures containing at least one quaternary polymer and at least one polar synthetic softening agent, a method for the production thereof and the use thereof in the production of all types of rubber moulde...
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WO/2003/097737 |
Rubber complications containing surface-modified, ambient pressure dried, highly disposable silica gels are disclosed. Methods of making rubber compositions containing such surface-modified silica gels, and methods of functionalizing the...
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WO/2003/097734 |
.The invention concerns a elastomer composition for use in making tyres, based on at least (i) one diene elastomer, (ii) one inorganic filler as reinforcing filler and (iii) as coupling agent (inorganic filler/diene elastomer), one organ...
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WO/2003/095549 |
The invention relates to rubber mixtures containing at least one NSBR terpolymer and at least one polar synthetic softener, to a method for producing said mixtures, and to the use thereof for producing all types of rubber moulded bodies.
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WO/2003/091324 |
myre for vehicle wheels, comprising at least one structural element including a crosslinked elastomeric material obtained by crosslinking an elastomeric composition comprising: (a) at least one diene elastomeric polymer; (b) at lest one ...
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WO/2003/091314 |
Disclosed herein are blocked mercaptosilane condensates that are useful as coupling agents in mineral filled elastomer compositions. Among the advantages in the use of these blocked mercaptosilane condensates over the use of previously d...
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WO/2003/087214 |
A rubber composition for an inner liner which comprises at least one rubber selected from a diene based synthetic rubber having a glass transition temperature of -55&ring C or lower and natural rubber, and a laminar clay mineral having b...
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WO/2003/087171 |
A process for producing a modified polymer which comprises modifying a polymer having in the molecule an active site of the organometal type by reacting the active site with a hydrocarbyloxysilane compound and adding a condensation accel...
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WO/2003/087227 |
The invention relates to a composition l in the form of an oil-in-water emulsion, based on siloxane, not releasing hydrogen, comprising: (a) optionally, an inert linear polyorganosiloxane oil with lubricant properties, (a') a reactive li...
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WO/2003/087212 |
A rubber composition based on at least one diene elastomer, a reinforcing agent and a polysulphide siloxane corresponding to general formal (I) wherein the number x, either as a proper number or improper number, is equal to or greater th...
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WO/2003/085040 |
A nano-particle composition including a poly (alkenylbenzene) core and a poly (conjugated diene) or a poly(alkylene) surface layer is provided. The nano-particles have a mean average diameter less than about 100nm. The nano-particles can...
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WO/2003/082925 |
A natural rubber, characterized in that it is prepared by subjecting a natural rubber latex to deprotenization treatment and is so adjusted as to have a total nitrogen content of 0.12 to 0.30 wt %; and a rubber composition and a pneumati...
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WO/2003/082608 |
A pneumatic tire for heavy load having a carcass layer, an inner liner layer and, provided between them, an inner surface protecting layer, characterized in that the inner surface protecting layer comprises the rubber layer (A) and the r...
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WO/2003/078475 |
The present invention includes elastomeric compositions of BIMS elastomers suitable for abrasion resistant, high traction and/or barrier articles. The compositions and articles made from those compositions of the inventions can be descri...
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WO/2003/078482 |
A diene rubber (A) having a weight-average molecular weight (Mw) of 100,000 to 3,000,000, a weight-average molecular weight/number-average molecular weight ratio (Mw/Mn) of 1.30 to 2.50, and a weight-average molecular weight/peak top mol...
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WO/2003/076215 |
The invention relates to a method and system of recommending tyres and calculating on site the inflation pressures of said tyres for a vehicle used for civil engineering purposes. According to the invention, the vehicle, tyre and use con...
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WO/2003/068857 |
A rubber composition comprising 100 parts by weight of a rubber ingredient comprising natural rubber and/or a synthetic rubber, 0.1 to 50 parts by weight of at least one nitrogenous compound selected among benzimidazole derivatives havin...
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WO/2003/066352 |
The invention concerns a tyre running tread comprising a rubber composition based on at least: (i) a diene elastomer; (ii) more than 50 wt. % of elastomer parts of a reinforcing inorganic filler; (iii) between 2 and 15 wt. % of elastomer...
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WO/2003/066722 |
The invention concerns a tyre tread comprising a rubber composition based on at least: (i) a diene elastomer; (ii) more than 60 wt. % parts of elastomer of a reinforcing inorganic filler; (iii) between 2 and 15 wt. % parts of elastomer o...
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WO/2003/066353 |
A tire belt (18) for a pneumatic tire comprising a rubber strip (20) and reinforcement cords (22) embedded in the rubber strip (20). The strip (20) comprises two or more portions made of different compounds optimized respectively towards...
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WO/2003/066726 |
A process for production of a rubber cement for modification of rubber articles which comprises 100 parts by weight of a rubber component and 100 to 500 parts by weight of an inorganic filler, comprising the first step of kneading a rubb...
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WO/2003/064191 |
Disclosed is a snow chain making use of a used tire, which can reuse a used tire economically by using used tire pads, as friction material. The snow tire making use of a used tire includes: a plurality of used tire pads made by dividing...
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WO/2003/062309 |
A polymer-based reinforced rubber composition may be produced that comprises a) a plurality of polymer-based fibers, wherein at least some of the plurality of polymer-based fibers comprises at least one surface modification agent; and b)...
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WO/2003/060004 |
A rubber composition which comprises as essential ingredients: a softener comprising a hydrogenated naphthene oil regulated so as to have a dimethyl sulfoxide (DMSO)-extractable content as determined by the IP346 method of less than 3 wt...
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WO/2003/059655 |
The present invention relates to a tire having a tread structure with improved electrostatic discharge properties, and more particularly, to a tire containing large amounts of silica, which has a tread structure with improved electrostat...
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WO/2003/060002 |
The present invention provides a rubber composition in which synthetic rubber or natural rubber, including natural rubber (NR), styrene-butadiene rubber (SBR) and polybutadiene rubber (BR), is reinforced with carbon nanotubes or graphiti...
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WO/2003/053721 |
Tyre for vehicle wheels, comprising at least one component made of a crosslinked elastomeric material, in which said component includes an elastomeric composition comprising: (a) at least one diene elastomeric polymer; (b) at least one c...
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WO/2003/054075 |
The invention concerns an elastomeric composition for making tyres, based on at least (i) a diene elastomer, (ii) an inorganic filler as reinforcing filler and (iii), as coupling agent (inorganic filler/diene elastomer), an organosilicon...
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WO/2003/054081 |
Tyre for vehicle wheels, comprising at least one component made of a crosslinked elastomeric material, in which said component includes an elastomeric composition comprising: (a) at least one diene elastomeric polymer; (b) at least one s...
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WO/2003/051982 |
This invention relates generally to run-flat tires. More specifically, this invention relates to compounds comprising thermoplastic vulcanizates that are suitable for use in run-flat tire inserts.
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WO/2003/050171 |
The present invention includes compositions suitable for tire treads or sidewalls and other articles where abrasion resistance and flexibility are desirable. The invention includes a tire tread or sidewall made by combining a filler; a s...
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WO/2003/048216 |
A process for producing a modified polymer by modifying a polymer having an active site, which comprises incorporating a residue of a hydrocarbyl compound into the polymer at the active site&semi and a rubber composition containing the m...
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WO/2003/048236 |
The surface of a powdery rubber obtained by grinding waste rubbers composed of various rubber species is unevened. In the unevening treatment, use can be made of a method comprising culturing a microorganism which utilizes rubber as the ...
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WO/2003/046066 |
The invention concerns a rubber composition useful for forming a tyre running tread, said composition being based on at least: a reinforcing inorganic filler; a diene elastomer having a molar percentage of units derived from conjugate di...
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WO/2003/046020 |
A process for production of a conjugated diene polymer which comprises conducting primary modification of a conjugated diene polymer having an active terminal which is obtained by (co)polymerization of a diene monomer alone or together w...
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WO/2003/037974 |
A long chain crosslinked elastomeric composition of matter comprises 100 parts by weight of a rubber selected from the group consisting of polybutadiene,styrene-butadiene rubber, synthetic cis-1,4-polyisoprene, synthetic polyisoprene, ci...
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