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:
Jan. 12, 2021
Filed:
Jan. 29, 2018
Lg Chem, Ltd., Seoul, KR;
Kwang Jin Lee, Daejeon, KR;
Yoon Ho Kim, Daejeon, KR;
Ki Hyun Yoo, Daejeon, KR;
Chang No Lee, Daejeon, KR;
LG Chem, Ltd., , KR;
Abstract
A core-shell copolymer includes a core including an emulsifying initiator-derived layer derived from an emulsifying initiator, and a core forming monomer-derived repeating unit, bound to the emulsifying initiator-derived layer; and a shell including a shell forming monomer-derived repeating unit, wherein the emulsifying initiator comprising a surfactant part, an initiator part, and a vinyl monomer-derived repeating unit, the surfactant part including an organic acid-based monomer-derived repeating unit, and the initiator part including a peroxide-based monomer-derived repeating unit, wherein the emulsifying initiator has a weight average molecular weight less than 250,000 g/mol.