Polyester film comprising alumina and silane coupling agent

Details Polyester film comprising alumina and silane coupling agent Polyester film comprising alumina and silane coupling agent

1995-12-21

1998-02-17

Le, H. Thi

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428331, 428332, 428447, 428480, 428910, B32B 516

Patent

active

057189714

ABSTRACT:
A biaxially oriented polyester film comprises: 0.01 to 4 wt % of .gamma., .delta.- .theta.-alumina or a mixture thereof having an average particle diameter ranging from 0.005 to 3 .mu.m and a Mohs hardness of 6 or more; 0.05 to 5 wt %, based on the amount of the alumina employed, of a silane coupling agent of the following formula (I); and, optionally, 0.01 to 4 wt % of spherical silica particle having an average particle diameter ranging from 0.005 to 3 .mu.m:

REFERENCES:
patent: 5368932 (1994-11-01), Murooka et al.
patent: 5429855 (1995-07-01), Kotani et al.
patent: 5434000 (1995-07-01), Konagaya et al.
patent: 5569532 (1996-10-01), Lee et al.
patent: 5580652 (1996-12-01), Lee et al.

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