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. 29, 2026
Filed:
Jun. 21, 2022
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Gyoungsik Kim, Daejeon, KR;
Seog Jae Seo, Daejeon, KR;
Gyeongho Seon, Daejeon, KR;
Chang Hwan Ju, Daejeon, KR;
Danbi Han, Daejeon, KR;
Jae Hoon Hoon Choe, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 11/08 (2006.01);
U.S. Cl.
CPC ...
C08J 11/08 (2013.01); C08J 2369/00 (2013.01);
Abstract
A waste plastic recycling process includes preparing a first solution by dissolving waste plastics in an organic solvent; adding an adsorbent to the first solution; recrystallizing plastics by adding 60 parts by weight or more of a compound having a Hansen solubility parameter (HSP) of 5 to 14 with respect to polycarbonate based on 100 parts by weight of the total weight of the first solution; and collecting the recrystallized plastics. A method for preparing recyclable plastics thereof is also provided.