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US 12,157,842 B2Granted
Photocurable adhesive compositions
AssigneeHenkel AG & Co. KGaA
InventorsZachary Bauman, Ling Li
Life of this patent
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Abstract
Photocurable adhesive compositions are provided herein, which have a balance of fast curing properties and strength development and retention over time after exposure to accelerated ageing conditions.
Claims14
A photocurable adhesive composition comprising:
- (a) a (meth)acrylate component comprising isobornyl (meth)acrylate, N,N-dimethylacrylamide, and β-carboxyethyl acrylate dimer, wherein the (meth)acrylate component is present in the range of about 55 percent by weight to about 65 percent by weight;
- (b) a urethane (meth)acrylate resin component present in an amount from about 18% to about 24% by weight based on the total weight of the composition;
- and
- (c) a photoinitiator component present in an amount from about 0.01% to about 5% by weight based on the total weight of the composition.
1 more element
Dependencies are inferred from the claim text.