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William J. Trepka

Phillips Petroleum Company

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Publication

Featured researches published by William J. Trepka.

Archive | 1991

Tapered block styrene/butadiene copolymers

William J. Trepka; George A. Moczygemba; Ralph C. Farrar

Archive | 1997

Tapered block copolymers of monovinylarenes and conjugated dienes

William J. Trepka; George A. Moczygemba; Nathan E. Stacy; Ralph C. Farrar

Archive | 1994

Block copolymers of monovinylarenes and conjugated dienes and preparation thereof

George A. Moczygemba; Larry L. Nash; William J. Trepka; Craig D. DePorter; Nathan E. Stacy; Ralph C. Farrar; Charles M. Selman

Archive | 1993

Block copolymers of monovinylarenes and conjugated dienes containing two interior tapered blocks

George A. Moczygemba; Nancy R. Knight; William J. Trepka; Nathan E. Stacy

Archive | 1991

Tapered block copolymers of conjugated dienes and monovinylarenes

William J. Trepka; George A. Moczygemba; Ralph C. Farrar

Archive | 1977

Hydrogenated lithiated copolymers grafted with organic nitrogen compounds as viscosity index improvers having dispersant properties

William J. Trepka

Archive | 1976

Coupling of alkali metal-terminated polymers

William J. Trepka; Alvin C Rothlisberger

Archive | 1968

Prevention of cold flow in polymers of conjugated dienes

William J. Trepka

Archive | 1963

Polymerization of vinylidene-containing monomers with an initiator consisting of an alkali metal derivative of a functional halogen-substituted aromatic compound

Ollie G Buck; Richard J. Sonnenfeld; William J. Trepka; Carl A Uraneck

Archive | 1981

Viscosity index improver with high thickening power

William J. Trepka

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George A. Moczygemba

Phillips Petroleum Company

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Ralph C. Farrar

Phillips Petroleum Company

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Nathan E. Stacy

Phillips Petroleum Company

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Richard J. Sonnenfeld

Phillips Petroleum Company

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Craig D. DePorter

Phillips Petroleum Company

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Larry L. Nash

Phillips Petroleum Company

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Carl A Uraneck

Phillips Petroleum Company

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Charles M. Selman

Phillips Petroleum Company

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Alvin C Rothlisberger

Phillips Petroleum Company

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Carl A Urancek

Phillips Petroleum Company

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