Heat-sealable and peelable film for polystyrene containers and p

Details Heat-sealable and peelable film for polystyrene containers and p Heat-sealable and peelable film for polystyrene containers and p

1995-04-12

1996-01-23

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525228, 428522, C08L 3308, C08L 2308

Patent

active

054865719

ABSTRACT:
The present invention relates to a heat-sealable and peelable film for polystyrene containers, consisting of at least one thin film comprising a mixture (a) of polystyrene and (b) of one or more copolymer(s) of ethylene and of acrylic derivatives.
It also relates to a process for sealing a polystyrene container by means of said film and to the heat-sealed polystyrene container thus obtained.

REFERENCES:
patent: 4338227 (1982-07-01), Ballard
patent: 4338378 (1982-07-01), Nabeta et al.
patent: 4376845 (1983-03-01), Metzger
patent: 4414053 (1983-11-01), Karim et al.
Patent Abstracts of Japan; vol. 11, No. 185 (C-428)(2632) Jun. 13, 1987 and JP-A-62-11761 (Denki Kagaku Kogyo K.K.).

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