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Publication numberUST103002 I4
Publication typeGrant
Application numberUS 06/390,492
Publication dateMay 3, 1983
Filing dateJun 21, 1982
Priority dateJul 28, 1980
Publication number06390492, 390492, US T103002 I4, US T103002I4, US-I4-T103002, UST103002 I4, UST103002I4
InventorsFrederick D. Petke
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Polyester primer for adhesively bonded substrates
US T103002 I4
Disclosed are primer compositions for enhancing the adhesion of hot-melt adhesives to substrates comprising a copolyester of at least 50 mole percent terephthalic acid, about 10-90 mole percent 1,4-butanediol or 1,6-hexanediol, and a solvating amount of a volatile solvent, the copolyester having an I.V. of about 0.3-1.5 dl/g and a melting point of about 100-200 C.
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U.S. Classification524/605, 428/421, 525/305, 428/412, 428/507, 427/412.5, 427/412.4, 427/412.1, 428/480, 428/481, 525/309
International ClassificationC09J167/02
Cooperative ClassificationY10T428/31786, Y10T428/31507, Y10T428/3154, C09J167/02, Y10T428/3179, Y10T428/3188
European ClassificationC09J167/02