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Patent Searching and Data


Title:
HEAT EXCHANGER AND PREPARATION METHOD THEREFOR, AND HEAT MANAGEMENT SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/148285
Kind Code:
A1
Abstract:
Provided are a heat exchanger and a preparation method therefor, and a heat management system. The heat exchanger comprises a metal substrate, which is provided with a fluid channel for circulation of a heat exchange medium. The heat exchanger is further provided with coatings, including a rare earth conversion coating and a hydrophobic coating, wherein the rare earth conversion coating covers at least part of the surface of the metal substrate, and the rare earth conversion coating includes a rare-earth-element-containing compound; and at least part of the hydrophobic coating is further away from the metal substrate than the rare earth conversion coating. The surface of the heat exchanger in the present application has hydrophobicity to facilitate the drainage of condensed water, and can also improve corrosion resistance to prolong the service life of the heat exchanger.

Inventors:
HUANG HAI (CN)
XUE MING (CN)
TANG JIANHUA (CN)
YU SHURUI (CN)
HUANG LINJIE (CN)
Application Number:
PCT/CN2021/142578
Publication Date:
July 14, 2022
Filing Date:
December 29, 2021
Export Citation:
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Assignee:
HANGZHOU SANHUA RES INST CO LTD (CN)
International Classes:
C09D1/00; F28F1/00
Foreign References:
CN107828253A2018-03-23
CN108977782A2018-12-11
CN105131830A2015-12-09
CN109575801A2019-04-05
CN109297106A2019-02-01
KR20160017710A2016-02-17
US6190627B12001-02-20
US20130251942A12013-09-26
US20200003479A12020-01-02
US20040231828A12004-11-25
Attorney, Agent or Firm:
UNI-INTEL PATENT AND TRADEMARK LAW FIRM (CN)
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