1
Davis Stephen Custer: Ethylene-propylene copolymer.. Polysar, June 27, 1990: EP0374695-A2 (78 worldwide citation)

The present invention relates to new ethylene-propylene copolymers and to a process for preparing the same. The present copolymers are characterized by having both of a reactivity ratio product r1r2 between 0.5 and 1.5 and an isotactic index greater than 0. The present copolymers may be obtained by ...


2
Davis Stephen Custer, Fulton Janet Barbara, Hoang Phung Minh Peter: Chlorinated epdm with superior stability.. Polysar, May 22, 1991: EP0427954-A2

A chlorinated ethylene-alpha olefin-nonconjugated diolefin terpolymer having a chlorine content of from about 0.5 to 14 percent by weight characterized by superior viscosity stability on storage or exposure to elevated temperatures is obtained by chlorinating an ethylene-alpha olefin-nonconjugated d ...