Minute-cellular polyester film provided with coating
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United States of America Patent
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-
Aug 15, 1989
Grant Date -
N/A
app pub date -
Jul 14, 1988
filing date -
Feb 5, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A film is disclosed, which comprises an at least uniaxially stretched finely cellulated polyester film of a high surface roughness having an apparent specific gravity in the range of 0.4 to 1.3 and an opacifying power of not less than 0.2, and a coating applied to either or both of the opposite surfaces of the polyester film. The coating applied to the minute-cellular polyester film serves the purpose of improving the adhesive property of the polyester film.
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