Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1983-10-21
1986-05-13
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
604408, 525 98, 525227, C08L 5302
Patent
active
045887772
ABSTRACT:
A synthetic resin composition comprising (a) a hydrogenated block-copolymer of an aromatic vinyl compound such as styrene and a conjugated diene compound such as butadiene and isoprene, (b) an ethylene-acrylate copolymer and (c) an isotactic propylene or its copolymer, which is non-toxic and superior in softness, transparency, high-temperature strength and molding characteristic, and is useful for preparing food-packings or medical appliances.
REFERENCES:
patent: 3433573 (1969-03-01), Holladay
patent: 3562356 (1971-02-01), Nyberg
patent: 4140162 (1979-02-01), Gajewski et al.
patent: 4440815 (1984-04-01), Zomorodi
Bleutge John C.
Dainippon Plastics Co., Ltd.
Short Patricia A.
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