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US 4,380,613 AGranted
Gasketing and sealing composition
AssigneeLoctite Corporation
InventorLarry A. Nativi
Life of this patent
Estimating the term…
Abstract
An adhesive composition particularly useful as a gasketing or sealing material comprising a polymerizable methacrylate polyester-urethane compound and a free-radical catalyst system. The adhesive composition is to be cured under conditions suitable for free-radical generation.
Claims9
An adhesive composition, especially useful for gasketing, comprising
- (i) at least one polyester-urethane-methacrylate compound comprising the reaction product of
- (a) toluene diisocyanate;
- and
- (b) the reaction product of a diol adipate having 3 to 6 carbons, with neopentyl glycol, said reactants (a) and (b) to be reacted in the molor ratio of about 1.7 to 1.9 of (a) to about 1.0 of (b), and
- (ii) a free-radical catalyst system.
2 more elements
Dependencies are inferred from the claim text.