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. 06, 2022
Filed:
Jul. 15, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Yong Man Lee, Daejeon, KR;
Yoontae Hwang, Daejeon, KR;
Dong Hoon Park, Daejeon, KR;
Jin Young Ryu, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/30 (2006.01); C08F 16/06 (2006.01);
U.S. Cl.
CPC ...
C08F 8/30 (2013.01); C08F 16/06 (2013.01);
Abstract
A method for preparing a 2-cyanoethyl group-containing polymer is provided. The method can prepare a purified 2-cyanoethyl group-containing polymer with high purity even while a reduced amount of water was used during the purification process, thus reducing the amount of wastewater generated.