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US 12,209,205 B2Granted
Laminate adhesive
AssigneeMitsui Chemicals, Inc.
InventorsYuta Miyauchi, Kazuhiro Ando
Life of this patent
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Abstract
The laminate adhesive contains a polyisocyanate component and a polyol component. The polyol component contains polyurethane polyol of a reaction product of polyol and a polyisocyanate derivative with an average functional group of more than 2. The polyisocyanate derivative is an araliphatic diisocyanate derivative and/or alicyclic diisocyanate derivative.
Claims7
A laminate adhesive comprising:
- a polyisocyanate component and a polyol component,
- wherein the polyol component contains polyurethane polyol of a reaction product of polyol and a polyisocyanate derivative with an average functional group of more than 2, the polyurethane polyol has a hydroxyl group at its terminal, and
- the polyisocyanate derivative is an araliphatic diisocyanate derivative and/or alicyclic diisocyanate derivative.
Dependencies are inferred from the claim text.