Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1994-08-02
1995-11-21
Securro, Jr., Carman J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 71, 525 74, 525 78, 525 88, 525 95, C08L 2310, C08L 2316, C08L 2320
Patent
active
054688078
ABSTRACT:
The present invention provides a resin composition including (a) 20-80% by weight of an amorphous polyolefin having a propylene and/or butene-1 component content of 50% by weight or more, and (b) 80-20% by weight of a crystalline polypropylene. This resin composition is well balanced in mechanical strength and flexibility and gives rise to no environmental pollution.
REFERENCES:
patent: 3846349 (1974-11-01), Harada et al.
patent: 4186240 (1980-01-01), Matsuda et al.
patent: 4211852 (1980-07-01), Matsuda et al.
patent: 4395519 (1983-07-01), Minami et al.
Emoto Ikuo
Manabe Takafumi
Tsurutani Iwao
Rexene Corporation
Securro, Jr. Carman J.
UBE Industries
Ube Rexene Corporation
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