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:
Dec. 10, 2019
Filed:
Jan. 26, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 77/20 (2006.01); C07F 7/21 (2006.01); C08G 77/16 (2006.01); C08G 77/24 (2006.01); C08G 77/00 (2006.01);
U.S. Cl.
CPC ...
C08G 77/20 (2013.01); C07F 7/21 (2013.01); C08G 77/16 (2013.01); C08G 77/24 (2013.01); C08G 77/70 (2013.01);
Abstract
The present invention relates to a method for preparing a polyhedral oligomer silsesquioxane. The preparation method includes the step of reacting a reaction mixture containing at least two types of silane compounds and a tetraalkylammonium hydroxide having 2 to 5 carbon atoms at a temperature of 5° C. or below.