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. 01, 2022
Filed:
Dec. 17, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Fei Li, Austin, TX (US);
Weijun Liu, Cedar Park, TX (US);
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/46 (2006.01); C08F 2/50 (2006.01); C08G 61/04 (2006.01); B05D 3/06 (2006.01); B32B 27/30 (2006.01); C08F 222/10 (2006.01); B32B 27/26 (2006.01);
U.S. Cl.
CPC ...
C08F 2/50 (2013.01); B05D 3/067 (2013.01); B32B 27/26 (2013.01); B32B 27/308 (2013.01); C08F 222/102 (2020.02); C08F 222/103 (2020.02); C08F 222/104 (2020.02);
Abstract
A photocurable composition can comprise a polymerizable material and a photoinitiator, wherein the polymerizable material can comprise 10-40 wt % of a mono-functional monomer of formula (1), with R1 being H or C-Calkyl, and R2 and R3 being one or more substitutions of C-Calkyl or alkyl-aryl, and R4, R5 being H or C-Calkyl, The photocurable composition can have a viscosity of not greater than 15 mPa·s, and a photo-cured layer of the photocurable composition can have a low thermal shrinkage if subjected to a high temperature baking treatment, and a carbon content of at least 74%.