D - Textiles – Paper – 04 – H
Patent
D - Textiles, Paper
04
H
D04H 3/16 (2006.01) B32B 5/08 (2006.01) B32B 11/02 (2006.01) D04H 1/46 (2006.01) D04H 3/10 (2006.01) D04H 13/00 (2006.01) D06N 5/00 (2006.01)
Patent
CA 2097264
There are described a dimensionally stable laminate whose surfaces are formed by spunbonded webs and comprising at least two layers of spunbonded and at least one laid layer of reinforcing yarn, the laid layer or layers each being disposed between two layers of spunbonded and having a thread density of from 0.5 to 3 threads/cm, spunbonded and laid layers having been joined together by needling at about 20-70 stitches/cm2, a process for manufacturing this laminate, and its use for manufacturing roofing sheets and roof sealing sheets.
Kaulich Franz
Schops Michael
Weiter Bertrand Claude
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
Johns Manville International Inc.
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