Composite plastics film or sheet
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Feb 15, 2000
Issued Date -
N/A
app pub date -
Feb 24, 1997
filing date -
Sep 26, 1994
priority date (Note) -
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Abstract
This invention relates to a co-extruded film or sheet comprising a base layer and at least one surface layer, characterised in that the base layer comprises a polyolefin and has a thickness greater than about 10 .mu.m, and the surface layer comprises a polyolefin and a silica filler and has a thickness less than about 5 .mu.m. The surface layer contains from 10 to 60% w/w of silica based on the polyolefin content of said surface layer. Films and sheets of this type have superior absorbent properties for imprinting media such as eg ink.
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