Moisture-cure urethane adhesives containing .gamma.-butyrolacton

Details Moisture-cure urethane adhesives containing .gamma.-butyrolacton Moisture-cure urethane adhesives containing .gamma.-butyrolacton

1996-10-15

1998-01-06

Gorr, Rachel

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524753, 528 59, 528905, 1563077, C08G 1810

Patent

active

057055475

ABSTRACT:
A one-part, moisture-cure urethane adhesive composition contains between 1 and 10 phr .gamma.-butyrolactone which acts as a moisture diffusion agent, thereby promoting a more rapid cure.

REFERENCES:
patent: 3707521 (1972-12-01), De Santis
patent: 3779794 (1973-12-01), De Santis
patent: 4176212 (1979-11-01), Brack
patent: 4912152 (1990-03-01), Nejigaki et al.
patent: 4958685 (1990-09-01), Hihara et al.

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