Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Harumi Ushito0
Masaru Shinohara0
Yoong Kim0
Yorinobu Takamatsu0
Date of Patent
January 5, 2010
Patent Application Number
10561358
Date Filed
June 24, 2004
Patent Primary Examiner
Patent abstract
A heat resistant masking tape, comprising (1) a heat resistant backing film layer; and (2) a pressure-sensitive adhesive layer disposed on the heat resistant backing film layer, wherein the pressure-sensitive adhesive layer comprises a polymer resulting from polymerizing and cross-linking a monomer mixture comprising an alkyl (meth)acrylate with an alkyl group having 4 to 15 carbon atoms, glycidyl (meth)acrylate and (meth)acrylic acid, the glycidyl (meth)acrylate being present in an amount of 2 to 13% by weight of the total weight of monomers and the (meth)acrylic acid being present in an amount of 1 to 7% by weight of the total weight of monomers.
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