Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers
Patent
1994-08-31
1997-04-01
Resan, Stevan A.
Stock material or miscellaneous articles
Composite
Of addition polymer from unsaturated monomers
428500, 428516, 428517, 428520, B32B 2708
Patent
active
056164203
ABSTRACT:
Disclosed are a laminate film having at least three layers, the three layers being (A) an intermediate layer and (B) two outer layers, the intermediate layer (A) being composed of a resin composition comprising 20 to 100% by weight of an amorphous polyolefin containing at least 50% by weight of a propylene and/or butene-1 and 80 to 0% by weight of a crystalline polypropylene, and the two outer layers (B) being composed of a resin composition comprising a polyolefin and a thermoplastic styrene elastomer, and a laminate film having at least three layers, the three layers being (A) an intermediate layer and (B) two outer layers, the intermediate layer (A) being composed of a resin composition comprising 20 to 100% by weight of an amorphous polyolefin containing at least 50% by weight of a propylene and/or butene-1 and 80 to 0% by weight of a crystalline polypropylene, and the two outer layers (B) being composed of a resin composition comprising a propylene resin and a thermoplastic styrene elastomer.
REFERENCES:
patent: 4322465 (1982-03-01), Webster
patent: 4350795 (1982-09-01), Bohm et al.
patent: 4440815 (1984-04-01), Zoenorodi et al.
patent: 4479989 (1994-10-01), Mahal
patent: 4734456 (1988-03-01), Motomatsu et al.
Ishii Yoshinori
Kondo Kunio
Tsurutani Iwao
Wakita Kazuto
Yamaoka Ryuso
Gunze Limited
Resan Stevan A.
Ube Industries Ltd.
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