Abstract: The present invention is directed to a rubber composition comprising 70 phr to 100 phr of at least one styrene butadiene rubber, 0 phr to 30 phr of at least one further diene-based rubber, from 40 phr to 200 phr of at least one filler, at least 5 phr of aluminum hydroxide, and at least 0.5 phr of a rosin based resin. Moreover, the present invention is directed to a tire comprising such a rubber composition.

Abstract: The present invention is directed to a rubber composition comprising: 70 phr to 100 phr of at least one styrene butadiene rubber, 0 phr to 30 phr of at least one further diene-based rubber, from 40 phr to 200 phr of at least one filler, at least 5 phr of aluminum hydroxide, and at least 10 phr of at least one hydrocarbon resin selected from one or more of DCPD resins, CPD resins, and C5 resins. Furthermore, the present invention is directed to a tire comprising such a rubber composition.

Abstract: In a first aspect, the present invention is directed to a rubber composition comprising 70 phr to 100 phr of styrene butadiene rubber including a first styrene butadiene rubber having a glass transition temperature within a range of ?49° C. to ?15° C. and a second styrene butadiene rubber having a glass transition temperature within a range of ?50° C. to ?89° C. Moreover, the rubber composition comprises 10 phr to 30 phr of one or more of natural rubber and synthetic polyisoprene rubber, 40 phr to 70 phr of silica, and 10 phr to 40 phr of at least one hydrocarbon resin selected from one or more of C5 resins, CPD resins, DCPD resins, C9 modified C5 resins, C9 modified CPD resins, and C9 modified DCPD resins. In another aspect, the present invention is directed to a tire comprising a tire tread with the aforementioned rubber composition.

Abstract: In a first aspect, the present invention is directed to a rubber composition comprising 70 phr to 95 phr of styrene butadiene rubber comprising at least 5 phr of a first styrene butadiene rubber having a glass transition temperature within a range of ?49° C. to ?15° C. and at least 45 phr of a second styrene butadiene rubber having a glass transition temperature within a range of ?50° C. to ?89° C., wherein the rubber composition comprises more of the second styrene butadiene rubber than of the first styrene butadiene rubber. Moreover, the rubber composition comprises 5 phr to 30 phr of one or more of natural rubber and synthetic polyisoprene; 135 phr to 200 phr of silica; and at least 55 phr of at least one hydrocarbon resin comprising at least one terpene resin having a glass transition temperature of at least 30° C.

Abstract: The present invention is directed to a pneumatic tire having a tread comprising a vulcanizable rubber composition comprising, based on 100 parts by weight of elastomer (phr), (A) from about 20 to about 60 phr of a solution polymerized styrene-butadiene rubber having a glass transition temperature (Tg) ranging from ?85° C. to ?50° C.; (B) from about 45 to about 80 phr of a polybutadiene having a cis 1,4 content greater than 95 percent and a Tg ranging from ?80 to ?110° C.; and (C) from 0 to 20 phr of a process oil; (D) from 55 to 80 phr of a resin selected from the group consisting of C5/C9 resins and DCPD/C9 resins, the resin having a Tg greater than 30° C.; and (E) from 110 to 160 phr of silica.

Abstract: The present invention is directed to a pneumatic tire having a tread comprising a vulcanizable rubber composition comprising, based on 100 parts by weight of elastomer (phr), (A) from about 20 to about 60 phr of a solution polymerized styrene-butadiene rubber having a glass transition temperature (Tg) ranging from ?85° C. to ?50° C.; (B) from about 45 to about 80 phr of a polybutadiene having a cis 1,4 content greater than 95 percent and a Tg ranging from ?80 to ?110° C.; and (C) from 0 to 20 phr of a process oil; (D) from 55 to 80 phr of a resin selected from the group consisting of C5/C9 resins and DCPD/C9 resins, the resin having a Tg greater than 30° C.; and (E) from 110 to 160 phr of silica.

Abstract: The invention is directed to a pneumatic tire comprising a vulcanizable rubber composition, the vulcanizable rubber composition comprising: from 75 to 85 phr of a styrene-butadiene rubber having a bound styrene content of from 30 to 50 percent by weight, a vinyl 1,2 content of from 10 to 30 percent by weight based on the rubber weight, and a Tg ranging from ?40 C to ?20 C; from 0 to 25 phr of natural rubber or synthetic polyisoprene; from 0 to 20 phr of cis-1,4 polybutadiene having a Tg of from ?110° C. to ?90° C.; from 100 to 150 phr of silica; from 20 to 40 phr of a combination resin comprising a polyterpene resin, an alkylphenol formaldehyde resin, and a rosin acid; from 30 to 60 phr of oil; and from 5 to 25 phr of a sulfur containing organosilicon compound.

Abstract: The present invention is directed to a pneumatic tire having a circumferentially extending equatorial plane of the tire, the tire comprising a carcass, a tread radially outward of the carcass, the carcass comprising a carcass reinforcing ply, opposing bead portions, and opposing sidewalls, the carcass reinforcing ply having a main portion extending between the opposing bead portions and a pair of turnup portions, each turnup portion extending from one end of the main portion, the carcass ply further comprising reinforcing cords and a plycoat; each bead portion having a bead core and a bead apex, each apex being in contact with the plycoat; the plycoat comprising a vulcanizable plycoat rubber composition comprising a first methylene acceptor; the apex comprising a vulcanizable apex rubber composition comprising a second methylene acceptor and a methylene donor, wherein the amount of methylene donor is in stoichiometric excess relative to the second methylene acceptor.

Abstract: The present invention is directed to an article of manufacture 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) a tin(II) carboxylate salt.

Abstract: The invention is directed to a pneumatic tire having a rubber tread of a cap/base construction comprising an outer rubber tread cap layer containing an outer running surface and an underlying rubber tread base layer; wherein said tread cap layer comprises at least two circumferential, longitudinal rubber tread cap zones; wherein said tread cap zones individually extend from said tread cap running surface radially inward to said tread base layer; wherein said at least two tread cap zones comprises a first tread cap zone and a second tread cap zone adjacent to the first tread cap zone; the first tread cap zone and the second tread cap zone each independently comprising a vulcanizable rubber composition.

Abstract: A pneumatic tire has a pair of sidewalls overlying a carcass connecting a pair of bead components and a rubber chafer adjacent to each sidewall, the chafer including 100 parts by weight of elastomer; 20 to 60 phr of a low surface area carbon black having an Iodine absorption value of from about 10 to about 50 g/kg; 20 to 60 phr of a high surface area carbon black having an Iodine absoption value of from about 100 to about 300 g/kg, each sidewall including 100 phr of the same elastomer used in the chafers; 20 to 60 phr of the same low surface area carbon black used in the chafers; 10 to 20 phr of the same high surface area carbon black used in the chafers, the weight ratio of high surface area carbon black in the chafers to high surface area carbon black in the sidewalls being greater than 1.

Abstract: The present invention is directed to a pneumatic tire comprising a tread, the tread comprising a rubber composition comprising from 20 to 90 parts by weight per 100 parts by weight of rubber (phr) of solution polymerized styrene-butadiene rubber, from 10 to 80 phr of polybutadiene rubber, wherein from 0 to 20 weight percent of the polybutadiene rubber is a syndiotactic polybutadiene rubber comprising at least 70 percent of monomeric units in syndiotactic 1,2 configuration and the balance of the polybutadiene rubber comprises at least 90 percent of monomeric units in cis-1,4 configuration; and from 50 to 150 phr of pre-hydrophobated precipitated silica wherein the pre-hydrophobated precipitated silica is hydrophobated prior to its addition to the rubber composition by treatment with at least one silane selected from the group consisting of alkylsilanes, alkoxysilanes, organoalkoxysilyl polysulfides and organomercaptoalkoxysilanes.

Abstract: The present invention relates to a pneumatic tire having a pair of spaced apart bead components, a connecting carcass between the bead components, a pair of sidewalls overlying the carcass, and a rubber chafer adjacent to each of the sidewalls and positioned around at least a portion of each of the bead components and intended for contacting a rigid rim of a wheel, wherein the chafers comprise 100 parts by weight of elastomer; 20 to 60 phr of a low surface area carbon black having an Iodine absorption value in a range of from about 10 to about 50 as measured by ASTM D1510; 20 to 60 phr of a high surface area carbon black having an Iodine absorption value in a range of from about 100 to about 300 g/kg as measured by ASTM D1510; wherein the sidewalls comprise 100 phr of the same elastomer used in the chafers; 20 to 60 phr of the same low surface area carbon black used in the chafers; 10 to 20 phr of the same high surface area carbon black used in the chafers; wherein the weight ratio of high surface area carbon

Abstract: 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) 100 phr of a solution-polymerized styrene-butadiene rubber with a bound styrene content of from 20 to 50 percent by weight, a vinyl 1,2 content of from 10 to 40 percent by weight based on the rubber weight, and a Tg of from about ?40° C. to about ?10° C.; (B) 5 to 60 phr of a low PCA process oil having a polycyclic aromatic content of less than 3 percent by weight as determined by the IP346 method; (C) 90 to 150 phr of silica having a CTAB specific surface area (SCTAB) of between 40 and 525 m2/g, a BET specific surface area (SBET) of between 45 and 550 m2/g; (D) 10 to 20 phr of sulfur containing organosilicon compound; (E) 5 to 30 phr of a polyterpene resin, and (F) less than 10 phr of carbon black.

Abstract: A carcass ply for a pneumatic tire in accordance with the present invention includes a plurality of load bearing cords calendered within a polymer matrix and a plurality of gas bleeder cords for moving gas away from an interface of the load bearing cords and the polymer matrix. The plurality of gas bleeder cords also function to conduct electrical charge from a belt structure of the pneumatic tire to a bead portion of the pneumatic tire.

Abstract: The invention is directed to a pneumatic tire having a tread comprising a vulcanizable rubber composition comprising, (A) 10 to 40 phr of a polybutadiene rubber having a microstructure comprised of about 96 to about 98 percent cis 1,4-isomeric units, about 1 to about 3 percent trans 1,4-isomeric units and about 0.3 to about 1 percent vinyl 1,2-content; Mn ranging from about 230,000 to about 250,000 with a heterogeneity index ranging from about 1.5/1 to about 2/1, and a Tg ranging from about ?104 to about ?109° C.; (B) 60 to 90 phr of a solution polymerized styrene-butadiene rubber functionalized with an alkoxysilane group and a primary amine group; (C) 60 to 100 phr of silica having a CTAB of between 40 and 525 m2/g, a BET of between 45 and 550 m2/g; and (D) less than 5 phr of carbon black.

Abstract: The invention is directed to a pneumatic tire having a rubber tread of a cap/base construction comprising an outer rubber tread cap layer containing an outer running surface and an underlying rubber tread base layer; wherein said tread cap layer comprises at least two circumferential, longitudinal rubber tread cap zones; wherein said tread cap zones individually extend from said tread cap running surface radially inward to said tread base layer; wherein said at least two tread cap zones comprises a first tread cap zone and a second tread cap zone adjacent to the first tread cap zone; the first tread cap zone and the second tread cap zone each independently comprising a vulcanizable rubber composition.

Abstract: The present invention is directed to a pneumatic tire comprising at least one component, the at least one component comprising a rubber composition, the rubber composition comprising: from 70 to 90 phr of a styrene-butadiene rubber functionalized with an alkoxysilane group and at least one of a primary amine group and thiol group; from 10 to 30 phr of at least one additional diene based elastomer; from 60 to 100 phr of precipitated silica; from 1 to 10 phr of a polyoctenamer; from 5 to 25 phr of a starch/plasticizer composite; and from 10 to 20 phr of a tackifying resin.

Abstract: The present invention is directed to a pneumatic tire having at least one component including a sulfur vulcanizable rubber composition, the rubber composition including at least one diene based rubber and at least one zinc naphthalocyanine compound.

Abstract: The present invention is directed to a pneumatic tire having at least one component including a sulfur vulcanizable rubber composition, the rubber composition including at least one diene based rubber and at least one zinc porphyrin compound.