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:
Apr. 05, 2022
Filed:
Oct. 16, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Seok Hoon Jang, Daejeon, KR;
Heon Kim, Daejeon, KR;
Boo Kyung Kim, Daejeon, KR;
Yeong Rae Chang, Daejeon, KR;
Yongjoon Heo, Daejeon, KR;
Se Hyun Kwon, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/02 (2006.01); G03F 7/035 (2006.01); G11B 7/245 (2006.01); C08G 18/79 (2006.01); C08G 18/78 (2006.01); C08G 18/32 (2006.01); C08G 18/08 (2006.01); C08K 5/02 (2006.01); G11B 7/0065 (2006.01); C08K 5/00 (2006.01); G03H 1/26 (2006.01);
U.S. Cl.
CPC ...
C08K 5/02 (2013.01); C08G 18/08 (2013.01); C08G 18/3206 (2013.01); C08G 18/3215 (2013.01); C08G 18/7831 (2013.01); C08G 18/7837 (2013.01); C08G 18/7843 (2013.01); C08G 18/7887 (2013.01); C08G 18/791 (2013.01); C08G 18/797 (2013.01); C08G 18/798 (2013.01); G03H 1/0248 (2013.01); G11B 7/0065 (2013.01); G11B 7/245 (2013.01); C08K 5/0016 (2013.01); G03H 2001/264 (2013.01); G03H 2260/12 (2013.01); G03H 2260/14 (2013.01); G03H 2260/30 (2013.01);
Abstract
A photopolymerizable composition including: a polymer matrix or a precursor thereof containing a reaction product of an acrylate-based polyol and a compound containing at least one isocyanate group; a photoreactive monomer; and a non-reactive fluoro compound and a photoinitiator; a hologram recording medium produced from the composition; an optical element including the hologram recording medium; and a method of recording a hologram using the photopolymerizable composition.