Substrate based on a nonwoven sheet made of chemical textile
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United States of America Patent
Stats
-
Jun 2, 1992
Grant Date -
N/A
app pub date -
Dec 11, 1989
filing date -
Dec 13, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a substrate based on nonwoven sheet for a flat article. The substrate 11, with good dimensional stability in all the conditions of production, of subsequent treatments and of use, comprising at least one nonwoven sheet 8 based on chemical textile material in the form of continuous fibres or filaments is characterized in that the said sheet comprises high-modulus reinforcing threads 3 arranged parallel to each other in its lengthwise direction. Glass threads are preferably employed as reinforcing threads. The reinforcing threads are combined with the nonwoven sheet by chemical bonding or heat-bonding and/or needling. Use of the support as a sealing membrane reinforcement, primary or secondary substrate for tuft carpeting, reinforcement for floor covering tiling, substrate for laying, substrate for flock, and the like.
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International Classification(s)
Cited Art Landscape
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