Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1998-08-05
2000-05-16
Warzel, Mark L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525238, 525239, 525 80, 525 83, 525 84, 525 86, C08L 2706, C08L 2512, C08L 5100
Patent
active
060638702
ABSTRACT:
The rigid vinyl chloride resin composition comprises 100 parts by weight of a vinyl chloride resin having an average degree of polymerization of 350 to 600, 5 to 30 parts by weight of an impact-resistant improver, and 5 to 20 parts by weight of an acrylonitrile-styrene copolymer having a weight ratio acrylonitrile and styrene of 1/99 to 9/91. This composition has good impact strength and fluidity.
REFERENCES:
patent: 3626033 (1971-12-01), Keskula et al.
Sodeyama Osamu
Tokushige Yuji
Shin-Etsu Chemical Co. , Ltd.
Warzel Mark L.
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