US 12,227,637 B2
Benzoxazine resin, composition thereof and copper clad laminate made thereof
Shih-Hao Liao, Taipei (TW); Min-Yuan Yang, Taipei (TW); Ya-Yen Chou, Taipei (TW); Jheng-Hong Ciou, Taipei (TW); and Cheng-Chung Chen, Taipei (TW)
Assigned to A.C.R. TECH CO., LTD., Taipei (TW)
Filed by A.C.R. TECH CO., LTD., Taipei (TW)
Filed on Dec. 6, 2022, as Appl. No. 18/075,775.
Claims priority of application No. 110147224 (TW), filed on Dec. 16, 2021.
Prior Publication US 2023/0193016 A1, Jun. 22, 2023
Int. Cl. C08L 47/00 (2006.01); H05K 1/03 (2006.01)
CPC C08L 47/00 (2013.01) [H05K 1/0373 (2013.01)] 3 Claims
 
1. A benzoxazine resin, comprising a compound of the following Formula 1-1:

OG Complex Work Unit Chemistry
wherein R1 is selected from a group consisting of:

OG Complex Work Unit Chemistry
wherein the dashed line represents bonding; and R2 and R3 are the same or different, and are each independently selected from a group consisting of H, an ether group, carbonyl, substituted or unsubstituted C1-C10 alkyl, substituted or unsubstituted C1-C10 cycloalkyl and substituted or unsubstituted C6-C20 aryl.