| Patent Number |
Title Of Patent |
Date Issued |
| 7576155 |
Method for clay exfoliation, compositions therefore, and modified rubber containing same |
August 18, 2009 |
| A polymer composition of low gas permeability. The composition includes an exfoliated organically-modified clay, butyl rubber, and a polymeric exfoliant. A method for producing the butyl composition by dry mixing the butyl rubber with the exfoliated clay is also provided. |
| 7560510 |
Nano-sized inorganic metal particles, preparation thereof, and application thereof in improving |
July 14, 2009 |
| Provided are enophile functionalized polymer particles, nano-sized inorganic metal particles such as Al(OH).sub.3 particles, and preparations thereof. Also provided is a method of improving the properties of a rubber composition, such as a tire, by formulating the rubber to incorpora |
| 7250476 |
Multi-functional polymers |
July 31, 2007 |
| A multi-functional polymer defined by the formula (Q--R.sub.nZ--P.sup.2--Y where (Q--R).sub.n is a functionality cluster, Q is a functional group, R is a multi-valent organic group, P.sup.2 is a long-chain polymer, n is an integer from about 2 to about 10, Y is a proton, a weak functiona |
| 7112369 |
Nano-sized polymer-metal composites |
September 26, 2006 |
| A polymer nanoparticle is provided. The nanoparticle includes an inner layer having alkenylbenzene monomer units. The nanoparticle further includes an outer layer having monomer units selected from conjugated dienes, alkylenes, alkenylbenzenes, and mixtures thereof. The nanoparticle |
| 6653936 |
Patch and tire monitoring device |
November 25, 2003 |
| A monitoring device and patch combination used to monitor the conditions of a pneumatic tire having an innerliner includes a monitoring device and patch. The monitoring device includes a first connection element that is connected to the monitoring device. The patch includes an antenna th |
| 6579929 |
Stabilized silica and method of making and using the same |
June 17, 2003 |
| A surface stabilized, non-agglomerated silica is provided. The silica is prepared by the method of providing non-agglomerated silica, and then treating the surface of the silica, thereby substantially preventing agglomeration of silica. The surface of the silica may be treated with a |
| 6388567 |
Combination monitoring device and patch for a pneumatic tire and method of installing the same |
May 14, 2002 |
| A monitoring device and patch combination used to monitor the conditions of a pneumatic tire having an innerliner includes a monitoring device and patch. The monitoring device includes a first connection element that is connected to the monitoring device. The patch includes an antenna th |
| 6384150 |
Anionic polymerization initiators for preparing macro-branched diene rubbers |
May 7, 2002 |
| Novel solid supported anionic polymerization initiators that are multiply metalated with Group IA alkali metal atoms are provided and employed to produce extremely high molecular weight branched diene polymers. The initiators are prepared by metalating a particle comprising a thermop |
| 6359087 |
Gas phase anionic polymerization of diene elastomers |
March 19, 2002 |
| The invention provides solid supported anionic catalysts, suitable for gas phase anionic polymerization of conjugated diene monomers, that are useful for anionically producing very high molecular weight branched diene polymers, such as styrene butadiene rubber, polybutadiene rubber, |
| 6312539 |
Method of using tire tag protector |
November 6, 2001 |
| A tire tag protector is used to cover a tire tag on the inside of a pneumatic tire during a high-voltage, non-destructive test procedure. The tire tag protector includes a layer of dielectric and is configured to fit completely over the tire tag inside a pneumatic tire, the tire tag |
| 6271314 |
Anionic polymerization initiators for preparing macro-branched diene rubbers |
August 7, 2001 |
| Novel solid supported anionic polymerization initiators that are multiply metalated with Group IA alkali metal atoms are provided and employed to produce extremely high molecular weight branched diene polymers. The initiators are prepared by metalating a particle comprising a thermop |
| 6258886 |
Gas phase anionic polymerization of diene elastomers |
July 10, 2001 |
| The invention provides solid supported anionic catalysts, suitable for gas phase anionic polymerization of conjugated diene monomers, that are useful for anionically producing very high molecular weight branched diene polymers, such as styrene butadiene rubber, polybutadiene rubber, |
| 6255406 |
Gas phase anionic polymerization of diene elastomers |
July 3, 2001 |
| The invention provides solid supported anionic catalysts, suitable for gas phase anionic polymerization of conjugated diene monomers, that are useful for anionically producing very high molecular weight branched diene polymers, such as styrene butadiene rubber, polybutadiene rubber, |
| 6194485 |
Compounding process for achieving uniform, fine particle size dispersion of curing agents with m |
February 27, 2001 |
| Rubber curing agents such as quinoids are compounded to achieve a uniform or homogeneous distribution thereof in a rubber composition. The quinoid curing agents are initially solubilized in an organic polar solvent and then mixed with the rubber or rubber masterbatch. The organic polar |
| 6136914 |
Anionic polymerization initiators for preparing macro-branched diene rubbers |
October 24, 2000 |
| Novel solid supported anionic polymerization initiators that are multiply metalated with Group IA alkali metal atoms are provided and employed to produce extremely high molecular weight branched diene polymers. The initiators are prepared by metalating a particle comprising a thermop |
| 6110319 |
Methods for achieving improved bond strength between unvulcanized and vulcanized rubbers |
August 29, 2000 |
| An improved method for achieving enhanced bond strength between components of unvulcanized and at least partially vulcanized rubber the improvement comprising the steps of selecting first and second initially unvulcanized rubber components (10, 12) for the manufacture of a vulcanized rub |
| 6071847 |
Gas phase anionic polymerization of diene elastomers |
June 6, 2000 |
| The invention provides solid supported anionic catalysts, suitable for gas phase anionic polymerization of conjugated diene monomers, that are useful for anionically producing very high molecular weight branched diene polymers, such as styrene butadiene rubber, polybutadiene rubber, |
| 5645674 |
Methods for achieving improved bond strength between unvulcanized and vulcanized rubbers |
July 8, 1997 |
| An improved method for achieving enhanced bond strength between components of unvulcanized and at least partially vulcanized rubber the improvement comprising the steps of selecting first and second initially unvulcanized rubber components (10, 12) for the manufacture of a vulcanized rub |
| 5599868 |
Process for compounding filler materials and polymers and products therefrom |
February 4, 1997 |
| A process for compounding filler materials and polymers for the preparation of vulcanizable rubber compositions comprises the steps of combining at least one polymer and other compounding ingredients with a filler treated with a liquid in an amount of from about 10 to 60 percent by weigh |
| 5478426 |
Method and apparatus for ablative processing of elastomeric products |
December 26, 1995 |
| A method and an apparatus for ablating selected surfaces of an elastomeric product or an attached work piece. A tire is positioned beneath a laser system such that a laser beam is cast upon the tire sidewall or applied work piece. A microprocessor controls the directing of the laser beam |
| 5474645 |
Apparatus for applying premolded tire sidewall appliques |
December 12, 1995 |
| A product and process for imparting decorative appliques to the sidewalls of tires during the curing operation are presented. A spool of applique composite material is maintained for feeding into a tire mold or onto a transfer device, thereby defining a ring for vulcanization to a tire. |
| 5413652 |
Process for manufacturing tires with white sidewall appliques |
May 9, 1995 |
| A product and process for imparting decorative appliques to the sidewalls of tires during the curing operation are presented. In one embodiment, a spool of applique composite material is maintained for feeding into a tire mold or onto a transfer device, thereby defining a ring for vulcan |
| 5350470 |
Method of forming tire bead assembly |
September 27, 1994 |
| A method of forming a bead assembly for use in a pneumatic tire includes extruding a strip of green elastomeric material onto a split or pair of steel supporting guide ring where the ends of the extruded strip are cut at a bias angle and then spliced together to form an annular elastomer |
| 5296077 |
Apparatus for manufacturing tires with white sidewall appliques |
March 22, 1994 |
| A product and process for imparting decorative appliques to the sidewalls of tires during the curing operation are presented. In one embodiment, a spool of applique composite material is maintained for feeding into a tire mold or onto a transfer device, thereby defining a ring for vulcan |
| 5286435 |
Process for forming high strength, high modulus polymer fibers |
February 15, 1994 |
| Fibers of linear polyethylene or polypropylene are solution spun, cooled, dried in hot air and hot drawn. Drying and hot drawing are carried out by passing a moving filament of the wet polymer through a hot air dryer having an air temperature of at least 55.degree. C., preferably at leas |
| 5156781 |
Compact precision extrusion method |
October 20, 1992 |
| A compact and precision extrusion system and method for extruding strips of rubber compounds with profiles of accurate dimensions. Strips of rubber compound are uniformly heated and mixed in an extruder and then passed through a low pressure drop strainer to remove foreign matter. The |
| 4987192 |
Colored tire stocks having improved abrasion resistance, color and color stability |
January 22, 1991 |
| Colored tire stocks having improved abrasion resistance, color and color stability as compared to conventional colored tire stocks such as white sidewall stocks are provided. The colored tire stocks of the invention comprise crosslinked colored rubber compositions containing from 10 to 9 |
| 4929684 |
Stiff sidewalls for pneumatic tires |
May 29, 1990 |
| Sidewalls (12,13) for pneumatic tires (10) having a greater stiffness improve handling and performance of the tire. The sidewalls comprise a rubber, selected from the group consisting of natural rubber, synthetic rubber and blends thereof, and from about 20 to 80 parts of a rubber co |
| 4835199 |
Bituminous composition comprising a blend of bitumen and a thermoplastic elastomer |
May 30, 1989 |
| A bituminous composition comprising a blend of bitumen and a thermoplastic elastomer containing at least two polymer blocks wherein one of said polymer blocks is a crystalline polymer block and one of said polymer blocks is an amorphous polymer block, is provided.The bituminous compositi |
| 4788229 |
Process, modified rubbers and rubber compositions |
November 29, 1988 |
| It now has been found that uncured modified rubber compositions comprising mixtures of elastomers and a reinforcing filler can be prepared having improved properties. More particularly, such uncured modified rubber compositions can be prepared by a process which comprises the steps of(A) |
| 4776909 |
Method for making coextruded seamless tubular tire bodies for use in pneumatic tires |
October 11, 1988 |
| Coextrusion from rubber of hollow tubular structures with filament reinforcement provides composites which can be formed into spliceless bodies for pneumatic tires. The composites can be formed from one, two, three or more rubber stocks and have portions or layers which can form the |
| 4559117 |
Block copolymers made by radiation crosslinking of miscible mixture of homopolymers |
December 17, 1985 |
| The process described herein comprises the crosslinking by radiation of a miscible mixture of two or more homopolymers such as A and B, etc., to give a block copolymer having one or more blocks of A and one or more blocks of B. This process has the advantage of effecting crosslinking |
| 4528331 |
Sealant compositions having, as an essential component, hydrogenated polybutadiene as network po |
July 9, 1985 |
| A conventional sealant composition having as its essential rubber components (1) at least one high molecular weight, hydrogenated polybutadiene polymer, and (2) at least one low molecular weight liquid elastomer, i.e., polybutene, as tackifying polymer, compatible to a high degree wi |
| 4445562 |
Sealant compositions having, as an essential component, hydrogenated polybutadiene as network po |
May 1, 1984 |
| A conventional sealant composition having as its essential rubber components (1) at least one high molecular weight, hydrogenated polybutadiene polymer, and (2) at least one low molecular weight liquid elastomer, i.e., polybutene, as tackifying polymer, compatible to a high degree wi |
| 4419469 |
Thermoplastic elastomer blends with bitumen |
December 6, 1983 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 50 parts by weight of bitu |
| 4418167 |
Thermoplastic elastomer blends with bitumen |
November 29, 1983 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 50 parts by weight of bitu |
| 4387175 |
Thermoplastic elastomer blends with bitumen |
June 7, 1983 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 50 parts by weight of bitu |
| 4385142 |
Thermoplastic elastomer blends with bitumen |
May 24, 1983 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 50 parts by weight of bitu |
| 4359354 |
Method of forming self-sealing tire body composite for tires |
November 16, 1982 |
| A tubular and generally circular self-sealing tire body composite and method of making the same for use in the construction of tires (for example, radial) having at least a spliceless innerliner layer and a spliceless sealant layer. Desirably, the sealant layer is shorter than the in |
| 4350795 |
Thermoplastic elastomer blends |
September 21, 1982 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 55 parts by weight of a hi |
| 4343918 |
Thermoplastic elastomer blends |
August 10, 1982 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 55 parts by weight of a hi |
| 4340684 |
Thermoplastic elastomer blends |
July 20, 1982 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 55 parts by weight of a hi |
| 4250273 |
Thermoplastic elastomer blends |
February 10, 1981 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 50 parts by weight of a crystalline 1-olefin polymer, from about 80 to about 15 parts by weight of a styrene-butadiene rubber, and from about 5 to about 55 parts by weight of a hi |
| 4233013 |
Apparatus for producing continuous cured rubber strips |
November 11, 1980 |
| Apparatus for the production of rubber sheets such as tire treads having a surface design in which the rubber in the form of a continuous rubber strip is at least partially cured in a mold. A continuous strip may be cured throughout while held under pressure in design recesses in a mold |
| 4228839 |
Self-sealing pneumatic tire |
October 21, 1980 |
| This disclosure relates to a self-sealing pneumatic tire with puncture sealing properties and a method of manufacturing such a tire. The puncture sealant properties of the self-sealing tire are provided by a layer comprised of a blend of a crosslinked polymeric material and an irradi |
| 4220512 |
Morphology stabilization of heterogeneous polymer blends |
September 2, 1980 |
| A heterogeneous blend of elastomers having a stabilized morphology, as well as the method of making the same, comprises at least two radiation cross-linkable elastomers which form a heterogeneous blend. The radiation cross-linkable elastomer components are selected from the class consist |
| 4197377 |
Thermoplastic elastomer compositions |
April 8, 1980 |
| Thermoplastic elastomer compositions of the present invention comprise a blend of from about 10 to about 48 parts by weight of a crystalline 1-olefin polymer, from about 90 to about 10 parts by weight of a styrene-butadiene rubber, and a triblock copolymer or a diblock copolymer in t |
| 4171237 |
Sealant laminates |
October 16, 1979 |
| This disclosure relates to a sealant material to be primarily used in pneumatic tires to seal punctures made by external objects, such as nails. The sealant may be in a single layer or a laminate of sealant layer and covered layers. The sealant layer contains a material that is at least |
| 4140167 |
Sealant laminates |
February 20, 1979 |
| This disclosure relates to a sealant material to be primarily used in pneumatic tires to seal punctures made by external objects, such as nails. The sealant may be a single layer or a laminate of sealant layer and covered layers. The sealant layer contains a material that is at least |
| 4122137 |
Radiation cure of rubber sheets |
October 24, 1978 |
| Process and apparatus for the production of rubber sheets such as tire treads having a surface design in which the rubber is at least partially cured in a mold. |
