Inventor
KUMAHARA KATSUMI
JP4 patents
Patents
4 patentsUS4582878AApr 15, 1986
High-rigidity ethylene-propylene copolymer and process for producing same
CHISSO CORP20 citations81
US4550144AOct 29, 1985
Propylene-ethylene copolymers for high-rigidity molded products and process for producing the same
CHISSO CORP16 citations72
US4522994AJun 11, 1985
Polypropylene resin for high-rigidity molded products
CHISSO CORP14 citations72
US4526931AJul 2, 1985
Whitening-resistant, highly melt-viscoelastic ethylene-propylene copolymer and process for producing the same
CHISSO CORP5 citations61