The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 23, 2025
Filed:
Dec. 24, 2020
Lg Chem, Ltd., Seoul, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
An aqueous acrylic pressure-sensitive adhesive composition, a method of preparing the same and a pressure-sensitive adhesive sheet including the same are disclosed herein. In some embodiments, an aqueous acrylic pressure-sensitive adhesive composition includes a copolymer including 20 to 99% by weight of an alkyl (meth)acrylate monomer, greater than 0 and 3% or less by weight of an acrylate monomer including a hydroxy group and greater than 0 and 3% or less by weight of an unsaturated carboxylic acid, and an anionic surfactant, wherein the anionic surfactant is present in an amount of 0.01 to 5 parts by weight based on 100 parts by weight of the copolymer, and wherein the copolymer has an average particle diameter of 500 nm or less and satisfies Equation 1.