Two-package type pressure-sensitive adhesive composition prepare

Details Two-package type pressure-sensitive adhesive composition prepare Two-package type pressure-sensitive adhesive composition prepare

1982-11-29

1984-09-11

Welsh, Maurice J.

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

528 66, 528 73, C08G 1877

Patent

active

044711034

ABSTRACT:
Disclosed in a two-package type pressure-sensitive adhesive composition which comprises (1) a polyol component having an average molecular weight of about 500 to 100,000 and (2) a polyurethane having terminal free isocyanate group obtained by the reaction of an isocyanate component having oxadiazine-2,4,6-trione ring and a polyol component having an average molecular weight of about 62 to 500 and if necessary, other organic diisocyanate at a specific proportion. The composition has an excellent heat resistance and stable pressure-sensitive adhesion.

REFERENCES:
patent: 3730953 (1973-05-01), Naito et al.

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