Title:
MAGNET ASSEMBLY AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/033972
Kind Code:
A1
Abstract:
Disclosed in the present invention are a magnet assembly and a preparation method therefor. The magnet assembly is formed by overlapping and adhesively bonding a plurality of magnetic sheets which are made of a rare earth permanent magnet material; adhesive layers are provided between the magnetic sheets; each adhesive layer comprises epoxy resin glue and irregular-shaped particles evenly distributed in the epoxy resin glue; the thickness of each adhesive layer is 80-200 μm; and the preparation method comprises the steps of glue mixing, glue dispensing, pressurizing, baking and the like. By adding irregular-shaped particles to the adhesive layers, the magnet assembly and the preparation method of the present invention greatly improve the thickness uniformity of the adhesive layers, improving the performance of the magnet assembly.
Inventors:
BAI XIAOGANG (CN)
WANG CONGCHONG (CN)
WANG HAOJIE (CN)
WANG YAN (CN)
PAN GUANGHUI (CN)
WANG CONGCHONG (CN)
WANG HAOJIE (CN)
WANG YAN (CN)
PAN GUANGHUI (CN)
Application Number:
PCT/CN2018/099386
Publication Date:
February 21, 2019
Filing Date:
August 08, 2018
Export Citation:
Assignee:
TIANJIN SANHUAN LUCKY NEW MAT CO LTD (CN)
BEIJING ZHONG KE SAN HUAN (CN)
BEIJING ZHONG KE SAN HUAN (CN)
International Classes:
H01F7/02; C08K3/36; C08L63/00; H01F1/057; H01F41/02
Foreign References:
| CN107578879A | 2018-01-12 | |||
| CN101763929A | 2010-06-30 | |||
| CN1670109A | 2005-09-21 | |||
| CN105023686A | 2015-11-04 | |||
| US20160310962A1 | 2016-10-27 |
Attorney, Agent or Firm:
BEIJING LAWSING IP FIRM (CN)
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