Title:
HIGH-VOLTAGE INSULATION FLAME-RETARDANT POWDER COATING AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/036316
Kind Code:
A1
Abstract:
A high-voltage insulation flame-retardant powder coating and a preparation method therefor. The coating comprises the following components in part by mass: 30-40 parts of high-toughness bisphenol A epoxy resin, 20-30 parts of special bisphenol A epoxy resin, 2-5 parts of dihydrodiamine, 0.8-1.5 parts of organically modified polysiloxane, 0.4-0.9 part of benzoin, 5-12 parts of an inorganic filler, 7-11 parts of silicon nitride, 11-17 parts of a composite inorganic flame retardant, 10-20 parts of glutinous rice flour, and 1-3 parts of an inorganic pigment. The special bisphenol A epoxy resin is hydrogenated bisphenol A epoxy resin. The high-toughness bisphenol A epoxy resin is a mixture of bisphenol A epoxy resin and ethylhexyl glycidyl ether. The composite inorganic flame retardant is microcapsule coated expanded vermiculite using benzoxazine lignin/antimonous oxide as a capsule material.
Inventors:
LI DE (CN)
ZHOU CHENG (CN)
LIANG ZHIQIANG (CN)
ZHOU CHENG (CN)
LIANG ZHIQIANG (CN)
Application Number:
PCT/CN2020/087546
Publication Date:
March 04, 2021
Filing Date:
April 28, 2020
Export Citation:
Assignee:
CHANG ZHOU CARBON EXPLORE NEW MATERIALS TECH CO LTD (CN)
International Classes:
C09D163/00; C09D5/03; C09D5/18; C09D103/02; C09D183/04
Domestic Patent References:
| WO2019031609A1 | 2019-02-14 |
Foreign References:
| CN110511650A | 2019-11-29 | |||
| CN109161303A | 2019-01-08 | |||
| CN106883724A | 2017-06-23 | |||
| CN1876740A | 2006-12-13 | |||
| CN105542616A | 2016-05-04 | |||
| CN103382345A | 2013-11-06 | |||
| CN102161762A | 2011-08-24 | |||
| CN104861860A | 2015-08-26 | |||
| CN108517167A | 2018-09-11 |
Attorney, Agent or Firm:
CENTRAL SOUTH WELL INTELLECTUAL PROPERTY OFFICE (CN)
Download PDF: