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:
Aug. 15, 2017
Filed:
Nov. 18, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sung-Kyoung Kim, Daejeon, KR;
Hyun Ju Cho, Daejeon, KR;
Seong Kyun Kang, Daejeon, KR;
Seung Young Park, Daejeon, KR;
Hyeon Choi, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/34 (2006.01); B01J 31/22 (2006.01); C08G 64/02 (2006.01); B01J 31/12 (2006.01); C08K 5/56 (2006.01); C08L 69/00 (2006.01);
U.S. Cl.
CPC ...
C08G 64/34 (2013.01); B01J 31/2239 (2013.01); C08G 64/0208 (2013.01); B01J 2231/14 (2013.01); B01J 2531/26 (2013.01);
Abstract
The present invention relates to a manufacturing method of a polyalkylene carbonate resin capable of suppressing agglomeration among catalyst particles during polymerization to maintain an excellent catalytic activity in a polymerization process,