Low VOC primer for roofing and waterproofing membranes
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United States of America Patent
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N/A
Issued Date -
Mar 31, 2005
app pub date -
Sep 26, 2003
filing date -
Sep 26, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A primer composition is provided for priming roofing and waterproofing membranes such as EPDM and TPO. The primer composition includes a halogenated copolymer of isobutylene and p-methyl styrene, a thermoplastic rubber, a tackifier, and a solvent comprising water and at least one volatile organic compound. The primer composition also preferably includes a plasticizer and an accelerator/cure package. The primer composition exhibits a volatile organic compound (VOC) content of less than about 250 g/l, and promotes effective adhesion of roofing adhesives to roofing membranes.
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Cited Art Landscape
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