US 12,065,573 B2
Photocurable composition
Fei Li, Austin, TX (US); and Weijun Liu, Cedar Park, TX (US)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Jul. 31, 2020, as Appl. No. 16/944,825.
Prior Publication US 2022/0033665 A1, Feb. 3, 2022
Int. Cl. C09D 11/101 (2014.01); B41J 2/01 (2006.01); B41M 5/00 (2006.01); C09D 11/107 (2014.01); C09D 11/38 (2014.01)
CPC C09D 11/101 (2013.01) [B41J 2/01 (2013.01); B41M 5/0023 (2013.01); C09D 11/107 (2013.01); C09D 11/38 (2013.01)] 18 Claims
 
1. A photocurable composition comprising a polymerizable material and a photo-initiator, wherein the polymerizable material comprises at least one first multi-functional monomer of Formula (1) in an amount of at least 5 wt % and not greater than 20 wt % based on the total weight of the polymerizable material,

OG Complex Work Unit Chemistry
with R being C1-C6 alkyl, alkyl-aryl, or aryl;
at least one second multi-functional acrylate monomer in an amount of at least 25 wt % based on the total weight of the polymerizable material, and at least one mono-functional acrylate monomer in an amount of at least 50 wt % based on the total weight of the polymerizable material;
an amount of the polymerizable material is at least 95 wt % based on the total weight of the photocurable composition;
and wherein the photocurable composition is adapted for forming a cured layer having a glass transition temperature of at least 120° C.