US Patent No: 5,914,364

Number of patents in Portfolio can not be more than 2000

Silica reinforced rubber composition and tire with tread

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Importance

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Abstract

The present invention relates to a silica reinforced rubber composition and to pneumatic tires having treads comprised of the silica reinforced rubber compositions. The silica reinforced rubber composition comprises at least one elastomer, silica, a silica coupler, a hydrophobating agent and, optionally, carbon black.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
THE GOODYEAR TIRE & RUBBER COMPANYAKRON, OH4713

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cohen, Martin Paul Fairlawn, OH 28 334
Futamura, Shingo Wadsworth, OH 38 291
Hunt, James Oral Akron, OH 7 104
Losey, Cheryl Ann Kent, OH 10 141
Materne, Thierry Florent Edme Lasne, BE 69 450
Roennau, Raymond Benjamin Stow, OH 5 101
Thise, Ghislain Adolphe Leon Wardin, BE 8 61

Cited Art

Patent Info (Count) # Cites Year
 
PPG INDUSTRIES OHIO, INC. (1)
4,436,847 Rubber compositions 36 1982
 
THE GOODYEAR TIRE & RUBBER COMPANY (1)
5,674,932 Silica reinforced rubber composition and use in tires 87 1996

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
BRIDGESTONE CORPORATION (19)
6,369,138 Processability of silica-filled rubber stocks with reduced hysteresis 2 1997
6,221,943 Processability of silica-filled rubber stocks 10 1997
6,525,118 Processability of silica-filled rubber stocks with reduced hysteresis 6 1997
6,384,117 Processability of silica-filled rubber stocks 2 1998
6,228,908 Diene polymers and copolymers incorporating partial coupling and terminals formed from hydrocarboxysilane compounds 23 1999
6,180,710 Addition of salts to improve the interaction of silica with rubber 9 1999
6,590,017 Processability of silica-reinforced rubber containing an amide compound 2 2000
6,512,035 Processability of silica-reinforced rubber containing a monofunctional alkyl tin compound 7 2000
6,313,210 Silica-reinforced rubber compounds containing moisture stabilized polymers 9 2000
6,608,145 Silica-reinforced rubber compounded with an organosilane tetrasulfide silica coupling agent at high mixing temperature 8 2000
6,433,065 Silica-reinforced rubber compounded with mercaptosilanes and alkyl alkoxysilanes 12 2000
6,348,531 Processability of silica-filled rubber stocks 2 2000
6,342,552 Processability of silica-filled rubber stocks 9 2000
6,384,118 Processability of silica-filled rubber stocks 1 2001
6,790,889 Processability of silica-filled rubber stocks 3 2002
7,799,870 Compounding silica-reinforced rubber with low volatile organic compound (VOC) emission 3 2006
7,915,368 Method for making alkoxy-modified silsesquioxanes 1 2007
8,097,674 Amino alkoxy-modified silsesquioxanes in silica-filled rubber with low volatile organic chemical evolution 1 2008
8,288,474 Compounding silica-reinforced rubber with low volatile organic compound (VOC) emission 0 2010
 
EVONIK DEGUSSA GMBH (6)
7,462,221 Process and device for the extraction of substances from silane-modified fillers 3 2005
7,384,997 Rubber mixtures 7 2005
7,518,009 Process for preparing mercaptoorganyl (alkoxysilanes) 0 2006
7,777,063 Organosilicon compounds their preparation and their use 1 2006
7,799,938 Method for the production of (mercaptoorganyl)alkyl polyether silanes 0 2006
7,705,076 Rubber mixtures 0 2007
 
THE GOODYEAR TIRE & RUBBER COMPANY (4)
6,713,549 Silica reinforced rubber composition prepared with pre-treated silica article of manufacture, including a tire, having at least one component comprised of such rubber composition 2 2000
6,528,592 Silica reinforced rubber composition which contains non-silane coupling agent and article of manufacture, including a tire, having at least one component comprised of such rubber composition 1 2000
7,285,584 Tire with component comprised of rubber composition containing hydrophobated, pre-silanized silica 2 2005
7,714,051 Rubber compounds containing polyoxyalkylene amines 0 2006
 
CABOT CORPORATION (3)
7,341,142 Elastomer composite materials in low density forms and methods 2 2001
8,056,708 Elastomer composite materials in low density forms and methods 0 2008
8,012,390 Elastomer composite materials in low density forms and methods 0 2008
 
DEGUSSA AG (2)
6,548,594 Rubber mixtures 28 2001
6,624,230 Mixtures comprising a filler and an organosilicon compound 5 2001
 
BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC (1)
7,592,384 Elatomeric composition containing multiple silane coupling agents 0 2006
 
DOW CORNING TORAY SILICONE CO., LTD. (1)
8,039,561 Method for the preparation of a silicon-containing polysulfide-type polymer 0 2003