Abstract: The present invention relates to a method of lubricating the interface between a supporting ring and inner surface of a tire for use with a rim for a tire having two beads, comprising the step of providing a lubricant on a surface of said supporting ring, said lubricant comprising at least 60 percent by weight of polydimethylsiloxane, from about 7 to about 13 weight percent of amorphous silica, and from about 7 to about 13 weight percent of hydroxy-terminated dimethyl siloxane.

Abstract: A two-piece tire assembly has a removable tread belt 12 for installing about the circumference of a tire carcass 14. The tread belt has a pair of lateral ends each axially extending beyond the inflated unloaded carcass 14 at the circumferential surface by a distance of at least 4% of the width as measured at the tread belt 12 and carcass 14 interface. The carcass 14 has an abrasion resistant rubber layer 82 at the tread belt interface. The tread belt 12 also has the abrasion resistance tread compound 82 at the carcass 14 interface.

Abstract: A pneumatic tire having a tread and an outer-facing sidewall area extending from opposing edges of a belt reinforcing structure to corresponding tire beads, the improvement comprising an outer layer of a coating of a fluorinated silane.

Abstract: The present invention relates to a hose construction containing a thermoplastic barrier and a fluoroelastomer rubber layer. The hose comprises (1) a rubber layer comprising FKM rubber; and (2) a barrier layer comprised of a thermoplastic quadpolymer derived from (i) tetrafluoroethylene, (ii) vinylidene fluoride, (iii) at least one ethylenically unsaturated monomer of the formula CF2?CFRf where Rf is a perfluoroalkyl or a perfluoroalkoxy of 1 to 8 carbon atoms, and (iv) a perfluorovinyl ether of the formula CF2?CF—(OCF2 CF(Rf))aOR?f where Rf is as described in (iii), R?f is a perfluoroaliphatic, preferably a perfluoroalkyl or a perfluoroalkoxy, of 1 to 8, preferably 1 to 3, carbon atoms, and a has a value of 0 to 3; wherein the barrier layer is adhered to the rubber layer with an adhesive amount of a thermoplastic terpolymer derived from tetrafluoroethylene, hexafluoropropylene and vinylidene fluoride.

Abstract: An endless power transmission belt having (1) a tension section; (2) a cushion section; and (3) a load-carrying section disposed between the tension section and cushion section; and the belt containing an elastomeric composition comprising (a) cross-linked elastomer; and (b) from 5 to 60 phr of chopped carbon fibers that have a sizing agent applied to the surface of the fibers.

Abstract: There is disclosed a rubber composition comprising: (A) 100 parts by weight of at least one rubber containing olefinic unsaturation; and (B) 1.5 to 50 phr of an organically modified ceramic.

Abstract: A method of treating a metallic cord to improve its ability to adhere to rubber is disclosed. The method involves contacting the metallic cord with a naphthenic oil containing from 1 to 53 percent by weight of a soluble cobalt salt and thereby deposit from 0.002 to 0.7 grams of cobalt per kilogram of steel to the metallic cord.

Abstract: There is disclosed a pneumatic tire having a rubberized component comprising: (a) 100 parts by weight of at least one rubber containing olefinic unsaturation; and (b) 1 to 50 phr of a dendrimer.

Abstract: The invention is directed to a pneumatic tire having at least one component comprising a vulcanizable rubber composition, wherein the vulcanizable rubber composition comprises, based on 100 parts by weight of elastomer (phr), from about 5 to 30 phr of high trans random SBR, and from about 70 to about 95 phr of at least one additional elastomer, wherein the high trans random SBR comprises from about 3 to about 30 percent by weight of styrene.

Abstract: The invention relates to a pneumatic tire having a component comprising a rubber containing the reaction product of a flavone and a methylene donor.

Abstract: The invention is directed to a radial medium truck tire having a tread component comprising a vulcanizable rubber composition comprising, based on 100 parts by weight of elastomer (phr), from about 5 to about 30 phr of high trans random SBR; from about 70 to about 95 phr of a combination of high cis-1,4-polybutadiene rubber (BR) and cis 1,4-polyisoprene natural rubber (IR) in a IR/BR weight ratio of from about 1 to about 3; from about 20 to about 40 phr of carbon black; and from about 15 to about 35 phr of precipitated silica.

Abstract: The present invention relates to titanium and zirconium compounds of the formulae (R1—O?yX?O—R2—W)z??I wherein each R1 is independently selected from the group consisting of alkyl radicals having from 1 to 8 carbon atoms; R2 is a divalent radical selected from the group consisting of alkylenes having 1 to 15 carbon atoms, arylene and alkyl substituted arylene groups having 6 to 10 carbon atoms; W is an epoxy group; and y is an integer of from 1 to 3, z is an integer of from 1 to 3 and the sum of y and z equals 4; and X is titanium or zirconium.

Abstract: An endless power transmission belt having (1) a tension section; (2) a cushion section; and (3) a load-carrying section disposed between the tension section and cushion section; and the belt containing a free radically-cured elastomeric composition comprising the reaction product of (a) an ethylene-alpha-olefin elastomer; (b) from 10 to 100 parts by weight per 100 parts by weight of total rubber (phr) of a non-migratory internal lubricant selected from the group consisting of graphite, molybdenum disulfide, polytetrafluoroethylene and mixtures thereof; and (c) from 0.1 to 100 phr of curative coagent selected from the group consisting of organic acrylates, organic methacrylates, metal salts of an alpha-beta saturated organic acid and mixtures thereof.

Abstract: There is disclosed a pneumatic tire having a rubberized component comprising: (a) 100 parts by weight of at least one rubber containing olefinic unsaturation; and (b) 1 to 110 phr of a polyhedral oligomeric silsesquioxanes.

Abstract: There is disclosed a rubber composition comprising: (A) 100 parts by weight of at least one rubber containing olefinic unsaturation; and (B) 1.5 to 50 phr of a cyclodextrin compound.

Abstract: A method is provided for splicing a conveyor belt having vulcanized rubber with steel strands embedded in the vulcanized rubber, comprising the steps of exposing a plurality of strands at two belt ends, and applying a vulcanizable rubber composition to the exposed strands to form a spliced joint between the two belt ends, the vulcanizable rubber composition comprising 100 parts by weight of rubber, and the rubber comprising from about 1 to about 40 parts by weight of a polyoctenamer.

Abstract: A pneumatic tire having a rubber component comprised of (A) 100 parts by weight (phr) of a rubber containing olefinic unsaturation; (B) from 0 to 100 phr of a filler selected from carbon black and silica; and (C) from 5 to 50 phr of a starch/plasticizer composite and a rubber gel selected from the group consisting of polybutadiene gel, styrene butadiene gel, acrylonitrile-butadiene gel, chloroprene gel, natural rubber gel, and mixtures thereof, wherein the weight ratio of starch/composite to rubber gel is from about 10:1 to about 1:10.

Abstract: A method is provided for splicing a conveyor belt having vulcanized rubber with steel strands embedded in the vulcanized rubber, comprising the steps of exposing a plurality of strands at two belt ends, and applying a vulcanizable rubber composition to the exposed strands to form a spliced joint between the two belt ends, the vulcanizable rubber composition comprising 100 parts by weight of rubber, and the rubber comprising from about 1 to about 20 parts by weight of syndiotactic polybutadiene.

Abstract: A pneumatic tire having a rubber component where the rubber in said component is comprised of (A) from 10 to 75 phr of a rubber gel selected from the group consisting of polybutadiene gel, styrene butadiene gel, acrylonitrile-butadiene gel, chloroprene gel, natural rubber gel, and mixtures thereof; (B) from 1 to 25 phr of syndiotactic 1,2-polybutadiene; and (C) a rubber containing olefinic unsaturation.

Abstract: The present invention is directed to an airspring having an airsleeve comprising an elastomeric liner; a reinforcing layer overlaying the liner; and a colorable elastomeric cover overlaying the reinforcing layer; the cover comprising: 100 parts by weight of elastomer comprising from about 30 to about 50 parts by weight of natural rubber, from about 10 to about 30 parts by weight of polybutadiene, and from about 30 to about 50 parts by weight of ethylene propylene diene terpolymer (EPDM); from about 20 to about 60 parts by weight, per 100 parts by weight of elastomer, of silica; and from about 1 to about 10 parts by weight, per 100 parts by weight of elastomer, of an organosilane polysulfide.