Polyether aromatic ketone resin composition and its film and sheet
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United States of America Patent
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Jun 15, 2004
Grant Date -
Jun 5, 2003
app pub date -
Oct 4, 2002
filing date -
Oct 15, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention is envisioned to improve sliding characteristics of polyether aromatic ketone resins and to provide their molded articles which are themselves resistant to damage and abrasion, cause no such damage or abrasion to their partner parts and can be easily molded. Thus, the present invention pertains to a polyether aromatic ketone resin composition comprising a polyether aromatic ketone resin and a high-hardness filler having a Mohs hardness of 6 or higher, the content of said filler being 1 to 100 parts by weight per 100 parts by weight of said ketone resin, and furthermore to a film or sheet made of the resin composition. The high-hardness filler having a Mohs hardness of 6 or higher is preferably particulate or spherical in particle shape. Also, the maximal particle size of said high-hardness filler is preferably not larger than 100 .mu.m.
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