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1. (WO2018120614) PHOSPHORUS-CONTAINING ACTIVE ESTER, HALOGEN-FREE COMPOSITION AND COPPER-CLAD FOIL SUBSTRATE THEREOF

Pub. No.:    WO/2018/120614    International Application No.:    PCT/CN2017/085673
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Thu May 25 01:59:59 CEST 2017
IPC: C08G 63/692
C08G 59/40
C08L 63/00
C08J 5/24
H05K 1/03
Applicants: SHENGYI TECHNOLOGY CO., LTD.
广东生益科技股份有限公司
Inventors: XU, Haosheng
徐浩晟
ZENG, Xianping
曾宪平
HE, Liexiang
何烈相
GUAN, Chiji
关迟记
CHEN, Guangbing
陈广兵
Title: PHOSPHORUS-CONTAINING ACTIVE ESTER, HALOGEN-FREE COMPOSITION AND COPPER-CLAD FOIL SUBSTRATE THEREOF
Abstract:
Provided in the present invention are a phosphorus-containing active ester and a halogen-free resin composition thereof, as well as a prepreg and a laminate using the same. The halogen-free resin composition comprises: (A) a thermosetting resin; (B) a phosphorus-containing active ester resin. Prepregs and laminates made using said halogen-free resin composition have a low dielectric loss factor and may achieve halogen-free flame retardance.