Pneumatic tires and more particularly tire outer sidewalls have elastomeric layers located radially on the outside of the tire, which are in contact with the ambient air, and which are based on a composition containing pyrolysis carbon black
The tire 1 comprises a pair of bead portions 2, a pair of sidewall portions 3, a tread portion 4, and a carcass 5, and comprises: two or more layers of side rubbers 11a and 11b of different rubber types, each of which is disposed on the outer side of the carcass 5 in the tire width direction so as…
A motorcycle tire includes a tread portion, a pair of sidewall portions, a pair of bead portions, and a carcass extending between the bead portions in a toroidal manner. Each of the sidewall portions is provided with a sidewall rubber. In each of the sidewall portions, a minimum thickness (Ts) is…
Provided is a pneumatic tire in which uneven wear of a tread portion is sufficiently suppressed during high-speed running, and which has excellent durability. This pneumatic tire has a side portion and a clinch portion, wherein: in a meridian cross section, the distance Ha from a bead baseline to…
It is an object of the present invention to provide a rubber composition for sidewall having improved high-speed durability. Provided is a rubber composition for sidewall, comprising a rubber component and a thermoplastic resin, wherein the rubber component comprises a styrenebutadiene rubber…
A tire comprising a tread part, and at least one outermost surface member other than the tread part, wherein each of a rubber composition constituting the tread part and a rubber composition constituting the at least one outermost surface member other than the tread part comprises a rubber…
A pneumatic tire (1) comprising a tread portion (2); a pair of sidewall portions (3); a pair of bead portions (4); and a carcass (6). At least one of the sidewall portions (3) includes a first sidewall rubber (10) arranged outside the carcass (6) in a tire axial direction,wherein the first sidewall…
The present invention relates to a tyre for vehicle wheels comprising at least one external structural element comprising at least one external structural element comprising a crosslinked elastomeric material obtained by crosslinking a crosslinkable clastomeric composition comprising (i) at least…
Rubber compounds that comprise rubber and propylene-a-olefin-diene (PE(D)M) polymers may be useful in tire-related articles (e.g., tire sidewalls, inner tubes, and innerliners). Such a rubber compound may comprise: about 5 phr to about 50 phr of the PE(D)M polymer that comprises about 65 wt % to…
A tire has an outer sidewall, said outer sidewall comprising a rubber composition based on at least one or more diene elastomers, an anti-ozone wax in a content of greater than 8 phr, a reinforcing filler in a content of between 30 and 75 phr, a plasticizer that is liquid at 23° C. in a content of…
To improve durability performance and rolling resistance performance in a well-balanced manner. It is a tire for heavy loads including a carcass ply (6A). A sidewall rubber (3G) includes an inside rubber part (15) on the carcass (6) side, and an outside rubber part (16) disposed on the outside…
A tire includes: a tread portion that comes into contact with a road surface; a sidewall portion connected to the tread portion; and a bead portion connected to an inner side of the side wall portion in a tire radial direction, wherein at least a part of the sidewall portion includes: a stain…
Provided are a sidewall insert rubber composition for run-flat tire, which includes 100 parts by weight of raw material rubber including 30 to 60 parts by weight of natural rubber and 40 to 70 parts by weight of butadiene rubber; 40 to 70 parts by weight of carbon black; 3 to 10 parts by weight of…
Provided is a pneumatic tire including a bead apex and/or sidewall reinforcing layer, which achieves balanced improvements in high-hardness properties, elongation at break, and self-heating properties to provide good run-flat durability while maintaining good processability. The pneumatic tire…
The present invention provides a tire including a side portion (104), a black rubber layer (113), a stain-preventing rubber layer (112) disposed adjacent to the black rubber layer, and a colored layer (111) disposed on the surface of the stain-preventing rubber layer and exposed on the outer…
Provided is a pneumatic tire ensuring conductivity while being reduced in weight, and having good fuel efficiency and handling stability. The tire includes a sidewall and a carcass, the sidewall including a laminate of two or more rubber layers including an inner sidewall layer (1) located closest…
Disclosed is a heavy duty tire exhibiting satisfactory anti-cut resistance and low heat generation property, as well as excellent resistance to crack growth toward inside of the tire. This invention is characterized by a tire side portion (2) containing a rubber composition that includes 0.1 - 30…
An object is to provide a pneumatic tire having a colored layer that is excellent in preventing contamination of the colored layer as compared to a conventional pneumatic tire having the colored layer formed thereon. [0002] According to the present invention, the pneumatic tire having the colored…
The present invention provides a rubber composition for a sidewall, which improves fuel economy, handling stability, tensile strength at break, elongation at break, and processability in a balanced manner, and which can also suppress the occurrence of broken spews during demolding of a resulting…
A pneumatic tire having a pair of spaced apart bead components (6), a connecting carcass (3) between the bead components (6), a pair of sidewalls (5) overlying the carcass (3), and a rubber chafer (9) adjacent to each of the sidewalls (5) and positioned around at least a portion of each of the bead…
The present invention provides a tire casing including a sidewall part, a bead part, a carcass ply, and a belt part and having been previously vulcanized prior to sticking a tread member, wherein when a distance from an end part of the tread member joint surface to an end part of the bottom surface…
The present invention provides a tire rubber composition that makes it possible to suppress discoloration of tires, and a pneumatic tire formed from the rubber composition. The present invention relates to a tire rubber composition containing a bluing agent.
The present invention provides a copolymer of a conjugated diene compound and a non-conjugated olefin that is used for manufacturing rubber excellent in low heat generation properties, heat resistance, ozone resistance (weather resistance), a rubber composition containing the copolymer, a…
Provided is a pneumatic tire using a rubber composition which makes it possible to keep rolling resistance low, prevent the accumulation of static electricity during the running of the tire, suppress an increase over time in electrical resistance of the tire, and improve durability. The present…
For the purpose of improving rolling resistance and durability, the present invention provides a rubber composition for insulation of a tire comprising 0.2 to 4 parts by mass of (B) an alkylphenol-sulfur chloride condensate, and 20 to 59 parts by mass of (C) carbon black having a BET specific…
The present invention provides a pneumatic tire having excellent durability. Provided is a pneumatic tire including a sidewall and a carcass, the sidewall being produced from a rubber composition for a sidewall which has a specific sulfur content, the carcass being produced from a carcass cord…
Disclosed is a pneumatic tire, in which turbulent flow-creating ridges extending from the inner circumference side to the outer circumference side are formed at intervals in the tire circumference direction on the tire surface of a tire side part, wherein: said turbulent flow-creating ridges have…
This invention relates to preparation of silica-containing EPDM based rubber compositions and their use as components of articles of manufacture such as, for example, tires and industrial products. Such preparation relies upon phase mixing of EPDM based rubber compositions which contain particulate…
A pneumatic tire which comprises a pair of right and left bead portions, a carcass layer disposed extending between the bead portions, a tread portion arranged at an outside of the carcass layer in a radial direction of the tire, a pair of side wall portions arranged at right and left sides of the…
A pneumatic tire which comprises a pair of right and left bead portions, a carcass layer disposed extending between the bead portions, a tread portion arranged at an outside of the carcass layer in a radial direction of the tire, a pair of side wall portions arranged at right and left sides of the…
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