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1. (WO2018120564) PHOSPHORUS-CONTAINING ACTIVE ESTER, HALOGEN-FREE COMPOSITION AND COPPER-CLAD FOIL SUBSTRATE THEREOF

Pub. No.:    WO/2018/120564    International Application No.:    PCT/CN2017/082802
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Thu May 04 01:59:59 CEST 2017
IPC: C08L 63/00
C08K 5/5313
C08K 7/14
C08K 3/36
C08J 5/24
C07F 9/6574
B32B 17/02
B32B 17/06
B32B 27/04
B32B 27/38
B32B 15/00
B32B 15/14
Applicants: SHENGYI TECHNOLOGY CO., LTD.
广东生益科技股份有限公司
Inventors: ZENG, Xianping
曾宪平
XU, Haosheng
徐浩晟
HE, Liexiang
何烈相
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, a halogen-free resin composition thereof, and 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 which are made using said halogen-free resin composition have a low dielectric loss factor and may achieve halogen-free flame retardance.