Method of making film laminates using amine-reactive acrylic lamination adhesives
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United States of America Patent
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Oct 17, 2023
Grant Date -
Oct 13, 2022
app pub date -
Aug 10, 2020
filing date -
Aug 21, 2019
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Abstract
A description is given of a method of making film laminates using a lamination adhesive comprising (a) at least one acrylic polymer A with anhydride groups which are reactive with primary or secondary amine groups; and (b) at least one compound B with at least two amine groups selected from primary and secondary amine groups. The acrylic polymer A has a molecular weight of from 3000 to 50000 and the lamination adhesive is free of organic solvents, free of water and free of compounds with isocyanate groups.
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