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Title:
METAL ANTICORROSIVE COATING, PREPARATION METHOD THEREFOR, AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/218949
Kind Code:
A1
Abstract:
A metal anticorrosive coating, having a two-layer structure comprising an outer layer of an enamel coating and an inner layer of a base oxide coating. The metal oxide content of the base oxide coating decreases from the inner layer to the outer layer. The enamel coating in the outer layer comprises, by weight, 1-40 parts of silicon, 1-30 parts of sodium, 1-20 parts of potassium, 2-20 parts of calcium, 0.5-15 parts of fluorine, 0.3-10 parts of cobalt, 0.2-10 parts of nickel, 1-18 parts of boron, 0.5-10 parts of phosphorus, and 0.1-8 parts of magnesium, the balance being oxygen. The base oxide coating in the inner layer comprises a base metal and oxygen.

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Inventors:
YAN DONGMING (CN)
LIU YI (CN)
HUANG ZHIHAO (CN)
Application Number:
PCT/CN2019/086505
Publication Date:
November 21, 2019
Filing Date:
May 11, 2019
Export Citation:
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Assignee:
UNIV ZHEJIANG (CN)
International Classes:
C23D5/04; C03C8/14; C23D5/00
Foreign References:
CN108531908A2018-09-14
CN101517115A2009-08-26
CN203613761U2014-05-28
JP2008303468A2008-12-18
Attorney, Agent or Firm:
ZHEJIANG HANGZHOU JINTONG PATENT AGENCY CO., LTD (CN)
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