Heat sealable polystyrene based blends

Details Heat sealable polystyrene based blends Heat sealable polystyrene based blends

1994-08-03

1995-12-12

Michl, Paul R.

Stock material or miscellaneous articles

Composite

Of addition polymer from unsaturated monomers

428519, 428516, 428523, 428213, 428220, 525 71, 525 78, 525 98, 525221, C08L 5104, C08L 5302, B32B 2708

Patent

active

054748550

ABSTRACT:
A sealable, thermoplastic molding composition which can be employed to seal dairy food containers, comprising from about 20 to about 60% by weight of an optionally rubber-reinforced styrenic resin; from about 30 to about 70% of a styrene-butadiene-styrene block copolymer; and from about 4 to about 40% of a copolymer of ethylene and acrylic acid.

REFERENCES:
patent: 3315872 (1967-04-01), Carbone
patent: 4275179 (1981-06-01), Sherman
patent: 4539371 (1985-09-01), Gunesin
patent: 4647509 (1987-03-01), Wallace et al.
patent: 4659618 (1987-04-01), Yazaki et al.
patent: 5283127 (1994-02-01), Blumenstein et al.
Derwent 89-186708/26, Peter et al.
Derwent 92-090456/12, Schneider et al.
Derwent 91-216259/30, Hoenl et al.
Derwent 87-073379/11, Jenne et al.
Derwent 87-054616/08, Denki Kagaku Kogyo K K.
Derwent 90-059389/09, Ouyang, D. T.
Derwent 81-14373D/09, Asahi Dow KK, Cemendine Co. Ltd.

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