Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1990-11-30
1991-08-13
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524451, C08K 704
Patent
active
050395254
ABSTRACT:
A polypropylene resin composition obtained by mixing a crystalline ethylene-propylene block copolymer, an amorphous ethylene-propylene copolymer, talc and fibrous magnesium oxysulfate and then, at the time of melt-kneading the mixture, adding a metal soap to the mixture, retains the fiber length of the fibrous magnesium oxysulfate and has high rigidity with the addition of a small amount of the metal soap.
REFERENCES:
patent: 4363885 (1982-12-01), Fukui et al.
patent: 4412016 (1983-10-01), Fukui et al.
patent: 4467061 (1984-08-01), Yamamoto et al.
Akagawa Tomohiko
Hinenoya Saburo
Katsui Shinji
Tamashima Norihisa
Ueno Kouhei
Cain Edward J.
Michl Paul R.
Toyota Jidosha Kabushiki Kaisha & Ube Industries, Ltd.
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