Lubricated fluoropolymer yarn
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United States of America Patent
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Jul 20, 2004
Grant Date -
Mar 11, 2004
app pub date -
Sep 10, 2002
filing date -
Sep 10, 2002
priority date (Note) -
Expired
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Abstract
The present invention relates to the application of lubricant to fluoropolymer yarn which enables the yarn to be drawn at a high draw ratio and is removable by scouring, the lubricant being thermally stable at a temperature of at least 120.degree. C., and being removable from the yarn by scouring and comprising oil and surfactant and/or wetting agent to enable the lubricant to spread over the surface of the yarn upon application to the yarn, the lubricant comprising oil such as a C6-C20 aliphatic acid ester of a polyol and a surfactant and/or wetting agent.
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