Toyota Jidosha Kabushiki Kaisha

Tonen Sekiyukagaku Kabushiki Kaisha

Tonen Sekiyagaku Kabushiki Kaisha

Tadashi Sezume

Takashi Mikami

Takao Nomura

Takeyoshi Nishio

Shigeru Sato

Kiyotada Narukawa

Toshio Yokoi

Tetsuya Kawamura

Masahide Murata

Kitsusho Kitano

Masahiro Ohsawa

Akira Kobayashi

Yuuji Fujita

Mayako Ogata

A method of producing a modified polypropylene comprising the step of graft-polymerizing a propylene random copolymer containing an unconjugated diene comonomer represented by the general formula: ##STR1## wherein R.sub.1 -R.sub.4 are H or an alkyl group having 1-6 carbon atoms, and n is an integer of 1-20, with a monomer having an unsaturated bond by a radical method.

Method of producing modified polypropylene

A thermoplastic resin composition having well-balanced properties which comprises 95-5 weight % of polycarbonate, 5-95 weight % of polyolefin and a particular combination of additional components selected from a styrene-ethylene.propylene copolymer, a styrene-ethylene. butyrene-styrene block copolymer, an AES resin, a styrene-olefin block copolymer, an unsaturated carboxylic acid-modified polyolefin, polybutylene terephthalate, a styrene-maleic anhydride copolymer, an oxazoline ring-containing styrene copolymer a saponified olefin-vinyl ester copolymer and an epoxy group-containing styrene copolymer.

Thermoplastic polyolefin-polycarbonate composition

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Ohi, Japan

Tadashi Sezume