Biaxially oriented polyester film

Details Biaxially oriented polyester film Biaxially oriented polyester film

1996-12-12

1997-10-07

Acquah, Samuel A.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

528281, 528302, 5283086, 524783, 524789, B32B 1502

Patent

active

056746180

ABSTRACT:
A biaxially oriented polyester film which contains 0.01 to 5 wt % of zinc oxide having an average particle diameter ranging from 0.01 to 5 .mu.m has improved transparency, UV light shielding ability and surface properties, and it is especially useful as wrapping materials for food, labels, window coating films, photoresists and the like. The zinc oxide may be optionally pretreated with a silane coupling agent of formula (I):

REFERENCES:
patent: 4678831 (1987-07-01), Kawabata et al.
patent: 5188891 (1993-02-01), Takeda et al.
patent: 5304324 (1994-04-01), Yoneda et al.
patent: 5306538 (1994-04-01), Kurihara et al.
patent: 5316714 (1994-05-01), Yoneda et al.
patent: 5434000 (1995-07-01), Konagaya et al.

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