Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1989-12-18
1991-10-08
Carrillo, Ana L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525123, C08L 2706
Patent
active
050555227
ABSTRACT:
A polyvinyl chloride resin composition is disclosed, which comprises (a) a vinyl chloride homo- or copolymer, (B) a plasticizer, (C) a blocked urethane prepolymer as essential components, the blocked urethane prepolymer (C) being a prepolymer of isocyanurate type polyisocyanate prepared from an alkylene diisocyanate which may contain in the alkylene chain thereof a substituted or unsubstituted cyclohexane or aromatic ring.
REFERENCES:
patent: 4722969 (1988-02-01), Tran et al.
Arimoto Shunji
Ikeda Takenori
Ohtsubo Mitsuru
Okoshi Noboru
Carrillo Ana L.
Dainippon Ink and Chemicals Inc.
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