Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1991-09-04
1992-09-08
Seidleck, James 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 58, 525 59, 525 70, 525 79, 525 63, 525455, C08G 6348
Patent
active
051459094
ABSTRACT:
This invention provides a halogen-containing thermoplastic resin composition comprising a halogen-containing thermoplastic resin (A) consisting of 100 to 0.1 weight percent of a thermoplastic polyurethane-vinyl chloride graft polymer (a1) with a polyurethane content of 10 to 90 weight percent which is produced by polymerizing vinyl chloride in the presence of a thermoplastic polyurethane and 0 to 99.9 weight percent of another halogen-containing polymer (a2) and a melt-moldable vinyl alcohol polymer (B), the proportion of melt-moldable vinyl alcohol polymer (B) being in the range of 0.1 to 100 parts by weight to 100 parts by weight of halogen-containing thermoplastic resin (A).
REFERENCES:
patent: 4041223 (1977-08-01), Anemiya et al.
patent: 4672095 (1987-06-01), Ito et al.
Iwanami Teruo
Takida Hiroshi
Clark W. R. H.
Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
Seidleck James J.
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