Patent Inventor: William L. Hergenrother

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Amine-containing alkoxysilyl-functionalized polymers
Inventor: Hogan, et al. | Patent Number: 8148486

Modified asphalt binders and asphalt paving compositions
Inventor: Hergenrother, et al. | Patent Number: 8124677

Amino alkoxy-modified silsesquioxanes in silica-filled rubber with low volatile organic chemical evolution
Inventor: Hergenrother, et al. | Patent Number: 8097674

Addition of polar polymer to improve tear strength and processing of silica filled rubber
Inventor: Lin, et al. | Patent Number: 8084517

Polymer-filler coupling additives
Inventor: Fukushima, et al. | Patent Number: 8080605

Functional polymers prepared with sulfur-containing initiators
Inventor: Hogan, et al. | Patent Number: 8063165

Vulcanizable compositions and tire treads prepared therewith
Inventor: Randall, et al. | Patent Number: 8058357

Solvent treatment methods and polymerization processes employing the treatment methods
Inventor: Pawlow, et al. | Patent Number: 8053621

Technique for purifying polymer compositions
Inventor: Pawlow, et al. | Patent Number: 7994236

Method of improving carbon black dispersion in rubber compositions
Inventor: Bohm, et al. | Patent Number: 7964656

Multi-functional polymers
Inventor: Bohm, et al. | Patent Number: 7951876

Method for making alkoxy-modified silsesquioxanes
Inventor: Hergenrother, et al. | Patent Number: 7915368

Process for preparing filler-dispersed polymeric compositions
Inventor: Robertson, et al. | Patent Number: 7875671

Modified asphalt binders and asphalt paving compositions
Inventor: Hergenrother, et al. | Patent Number: 7820739

Modified asphalt binders and asphalt paving compositions
Inventor: Hergenrother, et al. | Patent Number: 7816429

Compounding silica-reinforced rubber with low volatile organic compound (VOC) emission
Inventor: Hergenrother, et al. | Patent Number: 7799870

Modified asphalt binders and asphalt paving compositions
Inventor: Hergenrother, et al. | Patent Number: 7781503

Reduced oil rubber compositions including N-substituted polyalkylene succinimide derivates and methods for preparing such compositions
Inventor: Wang, et al. | Patent Number: 7700673

Modified asphalt binders and asphalt paving compositions
Inventor: Hergenrother, et al. | Patent Number: 7642302

Rubber compositions and articles thereof having improved metal adhesion
Inventor: Hergenrother, et al. | Patent Number: 7393564

Method of producing a tire composition having improved silica reinforcement
Inventor: Lin, et al. | Patent Number: 7335411

Silica-reinforced rubber compounded with an alkoxysilane and a strong organic base
Inventor: Lin, et al. | Patent Number: 7271208

Silica-reinforced rubber compounded with blocked mercaptosilanes and alkyl alkoxysilanes
Inventor: Lin, et al. | Patent Number: 7256231

Multi-functional polymers
Inventor: Bohm, et al. | Patent Number: 7250476

Tire components including thermoplastic-elastomeric block copolymers
Inventor: Robertson, et al. | Patent Number: 7230050

Rubber compositions and articles thereof having improved metal adhesion and metal adhesion retention with bright steel
Inventor: Hergenrother, et al. | Patent Number: 7201944

Polymer-filler coupling additives
Inventor: Fukushima, et al. | Patent Number: 7186845

Silica-reinforced rubber compounded with an alkoxysilane and a catalytic alkyl tin compound
Inventor: Lin, et al. | Patent Number: 7119150

Addition of polar polymer to improve tear strength and processing of silica filled rubber
Inventor: Lin, et al. | Patent Number: 7041745

Tire compositions comprising epoxidized natural rubber and a functionalized polyolefin
Inventor: Lin, et al. | Patent Number: 6845797

Synthesis and use of chain-coupled polymeric sulfide compounds in rubber formulations
Inventor: Hogan, et al. | Patent Number: 6806307

Processability of silica-filled rubber stocks
Inventor: Hergenrother, et al. | Patent Number: 6790889

Metal hydroxide filled rubber compositions and tire components
Inventor: Lin, et al. | Patent Number: 6774185

Rubber compositions with increased reinforcing filler dispersion
Inventor: Hergenrother, et al. | Patent Number: 6713541

Rubber compositions & vulcanizates including comb polymers
Inventor: Hogan, et al. | Patent Number: 6630535

Silica-reinforced rubber compounded with an organosilane tetrasulfide silica coupling agent at high mixing temperature
Inventor: Lin, et al. | Patent Number: 6608145

Preparation of low hysteresis rubber by reacting a lithium polymer with oxazoline compounds
Inventor: Rademacher, et al. | Patent Number: 6596798

Processability of silica-reinforced rubber containing an amide compound
Inventor: Hergenrother, et al. | Patent Number: 6590017

Preparation of low hysteresis rubber by reacting a lithium polymer with a sulfur containing reagent
Inventor: Hergenrother, et al. | Patent Number: 6579949

Stabilized silica and method of making and using the same
Inventor: Cole, et al. | Patent Number: 6579929

Chain-coupled polymeric alkoxide compounds having controlled viscosity
Inventor: Hogan, et al. | Patent Number: 6573412

Processability of silica-filled rubber stocks with reduced hysteresis
Inventor: Hergenrother, et al. | Patent Number: 6525118

Processability of silica-reinforced rubber containing a monofunctional alkyl tin compound
Inventor: Hergenrother, et al. | Patent Number: 6512035

Silica-filled tire tread stocks having reduced hysteresis
Inventor: Hergenrother, et al. | Patent Number: 6444734

Silica-reinforced rubber compounded with mercaptosilanes and alkyl alkoxysilanes
Inventor: Lin, et al. | Patent Number: 6433065

Elastomers having a reduced hysteresis via interaction of polymer with silica surfaces
Inventor: Oziomek, et al. | Patent Number: 6423781

Electrical conductivity of silica-filled rubber compositions using alkali metal salts dissolved in poly (alkylene oxide) compounds
Inventor: Hogan, et al. | Patent Number: 6399692

Anionic polymerization initiators for preparing macro-branched diene rubbers
Inventor: Hergenrother, et al. | Patent Number: 6384150

Processability of silica-filled rubber stocks
Inventor: Hergenrother, et al. | Patent Number: 6384118

Processability of silica-filled rubber stocks
Inventor: Hergenrother, et al. | Patent Number: 6384117

Processability of silica-filled rubber stocks with reduced hysteresis
Inventor: Hergenrother, et al. | Patent Number: 6369138

Gas phase anionic polymerization of diene elastomers
Inventor: Cole, et al. | Patent Number: 6359087

Processability of silica-filled rubber stocks
Inventor: Hergenrother, et al. | Patent Number: 6348531

Processability of silica-filled rubber stocks
Inventor: Hergenrother, et al. | Patent Number: 6342552

Silica-reinforced rubber compounds containing moisture stabilized polymers
Inventor: Lin, et al. | Patent Number: 6313210

Compounding process for achieving uniform, fine particle size dispersion of curing agents in the substantial absence of solvents and a sealant produced thereby
Inventor: Hogan, et al. | Patent Number: 6303694

Method to control increase in viscosity during aging of siloxane modified polymers
Inventor: Hogan, et al. | Patent Number: 6279632

Anionic polymerization initiators for preparing macro-branched diene rubbers
Inventor: Hergenrother, et al. | Patent Number: 6271314

Gas phase anionic polymerization of diene elastomers
Inventor: Cole, et al. | Patent Number: 6258886

Gas phase anionic polymerization of diene elastomers
Inventor: Cole, et al. | Patent Number: 6255406

Method to control increase in viscosity during aging of siloxane modified polymers
Inventor: Hogan, et al. | Patent Number: 6255404

Elastomers having a reduced hysteresis via interaction of polymer with silica surfaces
Inventor: Oziomek, et al. | Patent Number: 6252007

Diene polymers and copolymers incorporating partial coupling and terminals formed from hydrocarboxysilane compounds
Inventor: Takeichi, et al. | Patent Number: 6228908

Processability of silica-filled rubber stocks
Inventor: Hergenrother, et al. | Patent Number: 6221943

Compositions containing free radical capping additives and uses therefor
Inventor: Lin, et al. | Patent Number: 6194509

Compounding process for achieving uniform, fine particle size dispersion of curing agents with minimal use of solvents
Inventor: Hogan, et al. | Patent Number: 6194485

Addition of salts to improve the interaction of silica with rubber
Inventor: Hergenrother, et al. | Patent Number: 6180710

Anionic polymerization initiators for preparing macro-branched diene rubbers
Inventor: Hergenrother, et al. | Patent Number: 6136914

Gas phase anionic polymerization of diene elastomers
Inventor: Cole, et al. | Patent Number: 6071847

Pneumatic tire with air retention innerliner ply
Inventor: Hergenrother, et al. | Patent Number: 6009923

Poly (metal carboxylate) grafted rubbers with high modulus
Inventor: Hergenrother, et al. | Patent Number: 5962593

Block copolymers of polysiloxanes and copolymers of conjugated dienes and aromatic vinyl compounds, and multilayer structures containing same
Inventor: Hergenrother, et al. | Patent Number: 5932649

Polymers, elastomeric compounds, and products thereof, terminated with novel amine compounds containing side-chain organohalide reactive moieties
Inventor: Kerns, et al. | Patent Number: 5916976

Amine-initiated elastomers having hysteresis reducing interaction with silica
Inventor: Hergenrother, et al. | Patent Number: 5916961

Tertiary amines containing side-chain organolithium structures and method for the preparation thereof
Inventor: Lawson, et al. | Patent Number: 5912343

Synthesis of tributyltin lithium
Inventor: Hergenrother, et al. | Patent Number: 5877336

Addition of salts to improve the interaction of silica with rubber
Inventor: Hergenrother, et al. | Patent Number: 5872176

Composition of cyclic amine-initiated elastomers and amorphous silica and process for the production thereof
Inventor: Lawson, et al. | Patent Number: 5866650

Tertiaryaminoalkyllithium initiators and the preparation thereof
Inventor: Hergenrother, et al. | Patent Number: 5852189

Polymers, elastomeric compounds and products thereof, derived from novel amine compounds containing side-chain organolithium moieties
Inventor: Lawson, et al. | Patent Number: 5786441

Pneumatic tire with sidewall inserts having specified extension underneath the belt package
Inventor: Spragg, et al. | Patent Number: 5769980

Polymers, elastomeric compounds, and products thereof, terminated with novel amine compounds containing side-chain organohalide reactive moieties
Inventor: Kerns, et al. | Patent Number: 5736617

Stabilization of siloxane terminated polymers
Inventor: Hergenrother, et al. | Patent Number: 5659056

Rubber curing bladders having self release or low adhesion to curing adhesion to curing or cured hydrocarbon rubbers
Inventor: Graves, et al. | Patent Number: 5593701

Block copolymers of polysiloxanes and copolymers of conjugated dienes and aromatic vinyl compounds, and multilayer structures containing same
Inventor: Hergenrother, et al. | Patent Number: 5552483

Rubber curing bladders having self release or low adhesion to curing or cured hydrocarbon rubbers
Inventor: Graves, et al. | Patent Number: 5527170

Triorganotin lithium, process to prepare same and anionic polymerization initiated therewith
Inventor: Hergenrother, et al. | Patent Number: 5502129

High modulus low hysteresis rubber compound for pneumatic tires
Inventor: Freeman, et al. | Patent Number: 5494958

High modulus low hysteresis rubber compound for pneumatic tires
Inventor: Freeman, et al. | Patent Number: 5494091

High modulus low hysteresis rubber compound for pneumatic tires
Inventor: Freeman, et al. | Patent Number: 5464899

Olefin metathesis catalysts for degelling polymerization reactors
Inventor: Oziomek, et al. | Patent Number: 5446102

Rubber curing bladders having self release or low adhesion to curing or cured hydrocarbon rubbers
Inventor: Graves, et al. | Patent Number: 5385459

Process and catalyst for producing partially hydrogenated diene polymers containing endo and exo chain trisubstituted unsaturation
Inventor: Hergenrother, et al. | Patent Number: 5373063

Process and isomerizing agent isomerizing partially hydrogenated diene polymers
Inventor: Hergenrother, et al. | Patent Number: 5367034

Elastomers having reduced hysteresis prepared with vinyl polycyclic aromatic hydrocarbon
Inventor: Hergenrother, et al. | Patent Number: 5349024

Elastomers having reduced hysteresis prepared with vinyl imidazole
Inventor: Hergenrother, et al. | Patent Number: 5346962

(Halomethyl vinyl arene)-modified elastomers and compositions containing them having reduced hysteresis properties
Inventor: Hall, et al. | Patent Number: 5317057

Process and isomerizing agent for isomerizing partially hydrogenated diene polymers
Inventor: Hergenrother, et al. | Patent Number: 5314967

Process and catalyst for producing partially hydrogenated diene polymers containing endo and exo chain trisubstituted unsaturation
Inventor: Hergenrother, et al. | Patent Number: 5310817

(Vinyl sulfoxide)-capped elastomers and compositions containing them having reduced hysteresis properties
Inventor: Hergenrother, et al. | Patent Number: 5276099

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