LCP films having roughened surface and process therefor
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United States of America Patent
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Dec 1, 1998
Issued Date -
N/A
app pub date -
May 16, 1997
filing date -
Dec 22, 1992
priority date (Note) -
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Abstract
A film having a roughened surface. The film is made of an LCP and has surface recessions covering at least about 25% of the area of the surface. The film is made by pressing an embossing means against the film surface at a temperature about 15.degree.-75.degree. C. below the melting point of the polymer. The embossed film has improved resistance to abrasion.
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