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. 15, 2020
Filed:
Aug. 09, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Kyoung Shil Oh, Daejeon, KR;
Hee Jung Choi, Daejeon, KR;
Yeong Rae Chang, Daejeon, KR;
Je Kyun Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/158 (2006.01); C08L 83/04 (2006.01);
U.S. Cl.
CPC ...
C01B 33/1585 (2013.01); C08L 83/04 (2013.01);
Abstract
Provided are an aerogel precursor, a method for preparing the same, an aerogel prepared therewith, and a method for preparing an aerogel using the same, wherein the aerogel precursor includes a structural unit represented by Formula 1 below and at least one selected from the group consisting of structural units represented by Formulae 2 to 4 in a molar ratio of 100:1 to 100:20, and has a weight average molecular weight of 1,000 g/mol to 6,000 g/mol, and a viscosity of 2.0 to 4.0 cps after heating for 24 hours or more at 45 to 60° C.