Plain bearing composite material
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United States of America Patent
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Jun 6, 2006
Grant Date -
Aug 18, 2005
app pub date -
Jun 5, 2003
filing date -
Jun 7, 2002
priority date (Note) -
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Abstract
The invention relates to a plain bearing composite material with a metallic base layer, optionally with a porous support layer applied thereto and a lead-free bearing layer, forming a bearing surface for a bearing partner with a bearing surface material made from plastic with PEEK and a lubricant in the form of zinc sulfide and/or barium sulfate. The plain bearing composite material is characterised in that the bearing material comprises PEEK as matrix-forming plastic component and the lubricant is in the form of 3 15 wt. % zinc sulfide and/or barium sulfate and a hardening component in the form of 3 15 wt. % titanium dioxide and additionally 5 25 wt. % carbon fibers and 5 15 wt. % graphite particles.
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