Impregnated non-woven sheet material with ionically solubilized resin
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United States of America Patent
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Mar 8, 1983
Grant Date -
N/A
app pub date -
Sep 18, 1980
filing date -
Sep 18, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A resin impregnated fibrous web is comprised of a needled fibrous batt and a polymeric resin distributed throughout the batt. The density of the impregnated web is uniform throughout with the bulk density of the web being less than the actual density of the web whereby the web is porous. The impregnated web has filaments which are both coated and uncoated with the polymeric resin. A method of forming the impregnated fibrous web is also disclosed.
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