Inventor
BEAN ARTHUR R
6 patents
Patents
6 patentsUS5302667AApr 12, 1994
Asymmetrical radial polymer and composition of matter comprising the same
SHELL OIL CO20 citations91
US4849481AJul 18, 1989
Star shaped asymmetric block copolymer of monoalkenyl aromatic hydrocarbon and conjugated diene
SHELL OIL CO52 citations91
US4010226AMar 1, 1977
Block polymers and their preparation
SHELL OIL CO39 citations89
US5212249AMay 18, 1993
Method for preparing asymmetric radial polymers
SHELL OIL CO20 citations78
US4900875AFeb 13, 1990
Polymeric viscosity index additive and oil composition comprising the same
SHELL OIL CO7 citations72
US4396741AAug 2, 1983
Photometer-controlled anionic polymerization
SHELL OIL CO2 citations60