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:
Mar. 31, 2020
Filed:
Nov. 05, 2015
Applicant:
Cj Cheiljedang Corporation, Seoul, KR;
Inventors:
Sun Joo Moon, Seoul, KR;
Da Eun Kim, Seoul, KR;
Jeung Yil Park, Seoul, KR;
Sang Mok Lee, Seoul, KR;
Min Ho Jung, Seoul, KR;
Young Ran Kim, Seoul, KR;
Jung Min Kim, Bucheon-si, KR;
Jin Hwa Chang, Gunpo-si, KR;
Assignee:
CJ CHEILJEDANG CORPORATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/64 (2006.01); C08L 75/04 (2006.01); C08L 97/00 (2006.01); C08G 18/24 (2006.01); C08J 9/04 (2006.01); C08G 18/20 (2006.01); C08G 18/08 (2006.01); C08G 18/16 (2006.01); C08G 18/48 (2006.01); C08G 18/76 (2006.01); C08J 9/00 (2006.01); C08J 9/14 (2006.01); C08G 101/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/6492 (2013.01); C08G 18/0838 (2013.01); C08G 18/14 (2013.01); C08G 18/165 (2013.01); C08G 18/2027 (2013.01); C08G 18/2063 (2013.01); C08G 18/244 (2013.01); C08G 18/246 (2013.01); C08G 18/4804 (2013.01); C08G 18/4825 (2013.01); C08G 18/7664 (2013.01); C08J 9/0061 (2013.01); C08J 9/04 (2013.01); C08J 9/141 (2013.01); C08L 75/04 (2013.01); C08L 97/00 (2013.01); C08G 2101/005 (2013.01); C08G 2101/0025 (2013.01); C08G 2101/0083 (2013.01); C08J 2201/022 (2013.01); C08J 2203/14 (2013.01); C08J 2205/10 (2013.01); C08J 2375/08 (2013.01);
Abstract
A rigid polyurethane foam which is a polymerization product of a composition including a concentrated acid hydrolytic lignin, a polyol, and an isocyanate, and a method of preparing the rigid polyurethane foam.