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8181682 |
Pneumatic tire
In a tire, a phase difference L1 of transverse grooves 2 is within 25% of the length L of blocks 3, the projected portions 11 are alternately on both sidewalls 10, L2 of the portion 11 is 20% to...
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8171968 |
Tire for construction vehicle
A construction vehicle tire, in which a temperature rise at the tread portion is suppressed by enhancing the heat radiation property at the tire center portion (C). Lug grooves (22) are arranged in...
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8163821 |
Tire rubber composition and heavy-load tire
The present invention provides: a rubber composition for a tire that achieves both good fuel economy and abrasion resistance, and also achieves good degradation resistance and processability; and a...
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8151840 |
Method of manufacturing a new airless or pneumatic tire having a reinforced rubber structure and a polyurethane tread
A method of manufacturing a new tire having a reinforced rubber structure and a polyurethane tread.
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8104523 |
Pneumatic tire and process for its manufacture
A pneumatic tire has a carcass structure having at least one carcass ply and at least one annual reinforcing structure associated with the carcass ply, a tread band made of an elastomeric material...
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8100157 |
Rubber composition for tire and pneumatic tire using the same
A rubber composition for a tire, in which a specific tackifier is compounded, and tackiness and various physical properties are improved, compared with compounding a petroleum resin or a terpene...
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8044131 |
Rubber composition for tread and tire comprising thereof
There is provided a rubber composition for a tread having excellent hardness and improving the processability and grip performance of a tire, and a tire comprising thereof. A rubber composition for...
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8034868 |
Rubber composition containing modified conjugated diene-based polymer bonded to fullerene
A rubber composition obtained by compounding thereinto a rubber component containing 0.5 to 100% by weight of a modified conjugated diene-based polymer having a fullerene bonded thereto in the...
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8028731 |
Tire for vehicles
A pneumatic tire has a carcass structure having at least one carcass ply and at least one annular reinforcing structure associated with the carcass ply, a pair of axially opposite side walls on the...
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7987880 |
Rubber composition for tire base tread
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...
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7980279 |
Heavy duty tire
A heavy duty tire is vulcanized in a segmented mold having a tread molding surface defined by circumferentially arranged segments. The tread portion is molded by the tread molding surface during...
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7964656 |
Method of improving carbon black dispersion in rubber compositions
A method for forming a vulcanizable composition of matter, the method comprising providing a polymer cement or latex comprising at least one rubber, adding at least one processing aid to the cement...
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7956146 |
Tire with tread of polybutadiene rubber
Pneumatic rubber tire with an outer, circumferential tread comprised of specialized cis 1,4-polybutadiene rubber based silica/carbon black reinforced rubber composition.
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7943712 |
Catalyst system for synthesizing amine functionalized rubbery polymers having a high trans microstructure
The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as polybutadiene rubber, styrene-butadiene rubber, isoprene-butadiene rubber, or...
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7918256 |
Heavy duty tire having ground contacting face at 70% and 100% maximum tire load
A heavy-duty tire having a tread portion improved in the shoulder wear is disclosed. Under the maximum load condition[W100], the tread portion has a ground contacting face G[W100] having...
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7912683 |
Tire transient response data calculating method, data processing method, tire designing method, vehicle motion predicting method, and tire cornering characteristic evaluation method and evaluation device therefor
The tire transient response data obtained while cornering with a slip angle is calculated based on a tire dynamic model. The deformation response of a tread part in the tire dynamic is set as a...
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7900667 |
Tread for a tire
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...
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7893146 |
Tire having a tire tread
A rubber composition, wherein a reaction efficiency of a silane coupling agent at kneading is improved, generation of air bubbles is suppressed, abrasion resistance is improved, and rolling...
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7886788 |
Pneumatic tire with noise damper
A pneumatic tire with a noise damper made of a spongelike multi-cellular material is disclosed. The noise damper is divided into small dampers to improve the high-speed durability of the tire. The...
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7884168 |
Heterogeneous rubbery polymers having random, tapered, and block portions therein and methods of making same
A heterogeneous rubbery polymer is provided that includes a polymer chain derived from a vinyl aromatic monomer and a conjugated diolefin monomer, wherein from greater than 20 weight percent to...
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7882874 |
Plasticizing system for a rubber composition
A plasticizing system used for plasticizing a diene rubber composition is based on an MES or TDAE oil and on C5 fraction/vinylaromatic copolymer resin, in particular a copolymer of a C5 fraction...
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7874334 |
Pneumatic tire for motorcycle
The present invention provides a pneumatic tire for a motorcycle capable of satisfying all of high-speed durability, turning performance and slide controllability. The invention relates to a...
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7776951 |
Rubber composition and tire comprising thereof
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...
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7762295 |
Rubber composition for tire and tire using the same
A rubber composition for a tire and a tire made therefrom which possesses excellent grip performance and abrasion resistance, said rubber composition containing a diene rubber and an aromatic vinyl...
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7762296 |
Agricultural vehicle tire
This invention provides a tire for agricultural vehicles that employs a tread design having a flattened contact surface across the width and a plurality of curved lugs that alternately extend from...
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7743807 |
Tread rubber composition for color smoke tires, tire comprising the same, and method of manufacturing the same
A tread rubber composition for tires, including a sublimation dye that is activated by heat generated by frictional contact with a road surface to generate smoke having various colors at a...
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7703489 |
Rubber composition for base tread and pneumatic tire
The present invention provides a rubber composition for a base tread, which improves balance in low heat generating properties and steering stability, and a pneumatic tire using the same....
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7648606 |
Weight free tire balancing system
An improved apparatus, system and method of balancing a tire for a vehicle is provided. In an exemplary embodiment, a new tire for a vehicle is provided wherein the tire incorporates a plurality of...
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7640957 |
Tire with rubber tread highly loaded with a combination of filler reinforcement and oil
This invention relates to high performance tires designed for high vehicular speeds having thin treads with a maximum thickness of about three centimeters with a running surface which is comprised...
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7628881 |
Manufacturing method of rubber member for tire, and pneumatic tire
A manufacturing method of a rubber member for a tire includes a winding step in which a rubber strip is spirally winding and overlapping around a surface of a to-be wound body, thereby forming a...
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7621543 |
Blow-molded wheels having undercut treads, methods for producing the same, and children's ride-on vehicles including the same
Improved blow-molded wheels, methods for producing the same, and children's ride-on vehicles including the same are disclosed. The blow-molded wheels may include a blow-molded body that has a tread...
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7617854 |
Method for manufacturing a pneumatic tire and a pneumatic tire obtained thereby
It is a subject to provide a method for manufacturing a tire rubber member and a pneumatic tire using the same capable of improving productivity and of accurately finishing sectional shapes. The...
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7615591 |
Rubber composition, method of producing the same and tire using the same
A rubber composition comprises a diene rubber component, a filler and a softening agent, in which a given amount of a filler is compounded based on 100 parts by mass of a diene rubber component,...
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7612144 |
Use of sulfur containing initiators for anionic polymerization of monomers
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...
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7543616 |
Heavy duty tire with tread portion having three longitudinal main grooves
A heavy duty tire has a tread portion 2 which is divided into five inner, intermediate and outer rib-like land portions R1, R2, R2, R3 and R3. The inner rib-like land portion R1 is virtudally...
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7534828 |
Pneumatic tire having a rubber component containing N, N'-(m-phenylene) bismaleamic acid
The present invention relates to a pneumatic tire having a rubber component comprised of (A) 100 parts by weight of at least one elastomer containing olefinic unsaturation;(B) 10 to 120 phr of a...
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7528186 |
Silica reinforced rubber composition containing an ionic compound and article having a component thereof
This invention relates to a silica reinforced rubber composition containing an ionic compound and article having a component thereof. The invention particularly relates to an article such as a...
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7511108 |
Pneumatic tire
The invention relates to a pneumatic tire having excellent mechanical properties by using a rubber composition containing a polybutadiene rubber having a high cis-1,4 bond content, a low vinyl bond...
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7493927 |
Rubber composition
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...
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7491767 |
Tire tread reinforced with a silica of very low specific surface area
A tire tread incorporating an elastomeric composition reinforced with silica, based on at least (phr=parts by weight per hundred parts of diene elastomer): (i) a diene elastomer;(ii) as reinforcing...
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7488768 |
Rubber composition comprising a polyfunctional organosilane as coupling agent
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...
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7472732 |
Rubber composition and competition tire using the same
The present invention provides a rubber composition, which has improved gripping performance that is required in a competition tire, high hardness and high stiffness. Specifically, the present...
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7469731 |
Heavy-duty tire having ground-contact surface shape
In a ground-contact surface shape of a tire, when a tangent angle formed between an axial direction of the tire and a tangent X at each point P on a profile line of the tire is defined as θ, a ...
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7441572 |
Pneumatic tire having a tread containing immiscible rubber blend and silica
The invention is directed to a pneumatic tire having a tread comprising a vulcanizable rubber composition comprising, expressed as parts by weight per 100 parts by weight of elastomer (phr), (A) 60...
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7431061 |
Rubber composition for a tire tread
A cross-linkable or cross-linked rubber composition which is usable to constitute a tire tread having improved wear resistance, to such a tread and to a tire incorporating this tread. The rubber...
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7406990 |
Runflat tire with sidewall component containing high strength glass bubbles
A pneumatic runflat tire comprising a sidewall component comprising a rubber composition comprising at least one diene based elastomer and from about 1 to about 40 phr of glass bubbles having a...
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7404423 |
Pneumatic tire with tread including blocks having approximately equal aspect ratios
In a pneumatic tire, a block unit includes a center block and side blocks separated by a communication groove. Aspect ratios of the center block and the side blocks are approximately the same. The...
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7398810 |
Tire having an element or covering attached to a surface thereof
A tire is provided, on a surface thereof, an applicaiton having a top layer exposed to the air and a bottom layer in contact with the tire. The top layer can be a rigid element and/or a marking...
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7392832 |
Pneumatic tire having tread blocks with skewed walls
A pneumatic tire with an improved balance between noise reduction and hydroplaning resistance as the tread wears. The tread of the pneumatic tire includes skewed tread blocks having walls that, as...
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7378465 |
Tire components having improved modulus
A tire component including a tire tread that comprises a vulcanized rubber, a rubber filler, and a modified rubber, where the modified rubber i) contains pendent or functional groups that contain...
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