Face-up coating of carpet backs with polyurethane
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United States of America Patent
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Jul 24, 2001
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N/A
app pub date -
Dec 22, 1998
filing date -
Dec 22, 1998
priority date (Note) -
Expired
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Abstract
Tufted carpeting can be manufactured employing polyurethane adhesives and cured face up without dripping, when one or more drip-reducing process steps of adding a non-Newtonian thickener to the adhesive or forming a viscosified or cured film on the outer surface of the adhesive are practiced prior to entry of the greige good into the curing oven.
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Family
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