Title:
FLAME-RETARDANT EPOXY RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2023/088097
Kind Code:
A1
Abstract:
The present invention relates to a flame-retardant epoxy resin composition, comprising on the basis of the total weight of the composition: A) 25-65 wt% of epoxy resin, B) 16-30 wt% of brominated epoxy resin, the brominated epoxy resin having a capping group selected from an epoxy group and a tribromophenol group, and C) 10-25 wt% of organophosphorus flame retardant. In addition, the present invention further relates to a method for preparing a composite material by means of vacuum infusion of the flame-retardant epoxy resin composition, and an article obtained by the method.
Inventors:
GU CHUNHUA (CN)
CHENG ZONG (CN)
CHENG ZONG (CN)
Application Number:
PCT/CN2022/129216
Publication Date:
May 25, 2023
Filing Date:
November 02, 2022
Export Citation:
Assignee:
SIKA TECH AG (CH)
GU CHUNHUA (CN)
GU CHUNHUA (CN)
International Classes:
C08L63/00; C08K5/521
Domestic Patent References:
| WO2020252681A1 | 2020-12-24 |
Foreign References:
| CN114752183A | 2022-07-15 | |||
| US20200123309A1 | 2020-04-23 | |||
| EP0754728A1 | 1997-01-22 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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