Waterproof membrane with fuse bonded non-woven reinforcement
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United States of America Patent
Stats
-
May 21, 1985
Grant Date -
N/A
app pub date -
May 21, 1984
filing date -
May 25, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A waterproof membrane consisting of a non-woven bitumen-coated reinforcement of heat-bonded continuous filaments containing: from 70 to 90% of polyethylene glycol terephthalate and from 30 to 10% of polybutylene glycol terephthalate. The filaments are two-component and either concentric or side-by-side. The membrane consists of filaments made of each of the two types of polymers. The process for its manufacture by heat bonding. Application in the building industry (roofs, terraces, floors and any waterproofing application).
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Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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