Method of improving the adhesion of a heat activatable polyureth

Details Method of improving the adhesion of a heat activatable polyureth Method of improving the adhesion of a heat activatable polyureth

1978-04-27

1979-11-20

Ansher, Harold

Stock material or miscellaneous articles

Composite

Of polyamidoester

156305, 156331, 428424, 428500, B32B 2740, B32B 2730, B32B 2718

Patent

active

041751612

ABSTRACT:
The adhesion of a heat activatable polyurethane adhesive to a vinyl substrate is improved by admixing the adhesive with an N-substituted-2-pyrrolidone and/or an ethoxylated alkyl phenol.

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patent: 3589929 (1971-06-01), Smolder et al.
patent: 3809603 (1974-05-01), Kool et al.
patent: 3827927 (1974-08-01), Lubowitz
patent: 4119094 (1978-10-01), Micklus et al.

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