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:
Jul. 10, 2018
Filed:
Jul. 21, 2017
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Sooyeon Sim, Suwon-si, KR;
Jin-Hee Bae, Suwon-si, KR;
TaekSoo Kwak, Suwon-si, KR;
Yonggoog Kim, Suwon-si, KR;
Jingyo Kim, Suwon-si, KR;
Kunbae Noh, Suwon-si, KR;
Huichan Yun, Suwon-si, KR;
Jiho Lee, Suwon-si, KR;
Byeong Gyu Hwang, Suwon-si, KR;
Assignee:
SAMSUNG SDI CO., LTD., Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/12 (2006.01); C09D 1/00 (2006.01); C09D 7/00 (2018.01); C09D 7/12 (2006.01); H01L 21/02 (2006.01);
U.S. Cl.
CPC ...
C09D 1/00 (2013.01); C01B 33/12 (2013.01); C09D 7/001 (2013.01); C09D 7/1233 (2013.01); H01L 21/02164 (2013.01); H01L 21/02282 (2013.01); H01L 21/02318 (2013.01);
Abstract
A composition for forming silica layer includes a silicon-containing polymer and a solvent, wherein a weight average molecular weight of the silicon-containing polymer ranges from about 2,000 to about 100,000 and a branching ratio (a) of the silicon-containing polymer calculated by Equation 1 ranges from about 0.25 to about 0.50.η=  [Equation 1] In Equation 1,