Pressure sensitive adhesive and patch

The present invention is a pressure sensitive adhesive comprising: an ingredient (A) which is a copolymer of a carboxyl group-containing monomer and (meth)acrylic ester; and an ingredient (B) which is a copolymer of a pyrrolidone group-containing monomer and (meth)acrylic ester, wherein the ingredie...

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Bibliographic Details
Main Authors TATEISHI, TETSURO, YASUKOCHI, TAKASHI, HONMA, SACHIKO
Format Patent
LanguageEnglish
French
German
Published 30.08.2006
Subjects
ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE
ADHESIVES
CHEMISTRY
DYES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL
PAINTS
POLISHES
USE OF MATERIALS AS ADHESIVES
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Summary:The present invention is a pressure sensitive adhesive comprising: an ingredient (A) which is a copolymer of a carboxyl group-containing monomer and (meth)acrylic ester; and an ingredient (B) which is a copolymer of a pyrrolidone group-containing monomer and (meth)acrylic ester, wherein the ingredient (A) is crosslinked by at least one crosslinking agent selected from the group consisting of a metal chelate compound, a metal oxide and a metal hydroxide, and the blending ratio of the ingredient (A) is 70 to 90 weight % based on the total amount of the ingredient (A) and ingredient (B).
Bibliography:Application Number: EP20060003939