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Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gyu Sun Kim0
Jung Tae Park0
Ji Uk Jang0
Dae Woo Lee0
Jae Bum Seo0
Date of Patent
November 23, 2021
Patent Application Number
16339705
Date Filed
July 26, 2018
Patent Primary Examiner
Patent abstract
The present invention relates to a copolymer including 20 to 65 wt % of units derived from an alkyl styrene-based monomer; 10 to 40 wt % of units derived from a (meth)acrylate-based monomer; and 20 to 40 wt % of units derived from vinyl cyan-based monomer, based on the total weight of the copolymer, wherein the residual monomer content is 780 ppm or less, and a method for preparing the same.
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