Biaxially oriented laminated polyester film

Details Biaxially oriented laminated polyester film Biaxially oriented laminated polyester film

1995-12-11

1998-10-20

Chen, Vivian

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428216, 428336, 4284237, 428458, 428480, 428483, 428910, 427585, 427 79, 427 81, 427331, 4274125, 26417316, 2642893, 2642896, 2642902, B32B 1508, B32B 2708, B32B 2730, B32B 2736

Patent

active

058243941

ABSTRACT:
A biaxially oriented laminated polyester film, comprises a layer A having a thickness of 0.5 .mu.m, composed of a polyester having no crystalline melt peak at not less than 230.degree. C. in the differential thermal analysis and laminated on at least one surface of another polyester layer, with a coating layer containing not less than 50 wt % of an acrylic resin or urethane resin as a coating component being formed on the surface of said layer A.

REFERENCES:
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patent: 4571363 (1986-02-01), Culbertson et al.
patent: 4755337 (1988-07-01), Takahashi et al.
patent: 4795672 (1989-01-01), Takeda et al.
patent: 4978708 (1990-12-01), Fowler et al.
patent: 5019418 (1991-05-01), Linzey et al.
patent: 5106681 (1992-04-01), Endo et al.
Schmitz, Peter et al., "Films." Ullmann's Encyclopedia of Industrial Chemistry, 5th Ed., vol. A11, pp. 85, 91-94, 105-106, 108-110, Jan. 1988.
Database WPI, Derwent Publications Ltd., London, GB; AN 94-173318, JP 06-115 030, Toray Ind. Inc., Apr. 16, 1994.

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