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Patent Searching and Data


Title:
ALUMINUM FIN HAVING EXCELLENT HYDROPHILICITY AFTER BRAZING, AND HEAT EXCHANGER AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2019/102915
Kind Code:
A1
Abstract:
This aluminum fin is brazed to a tube which is formed of aluminum and is internally provided with a coolant flow path; and this aluminum fin is characterized in that at least one of the front surface and the back surface thereof is provided with a hydrophilic coating film that is composed of a boehmite coating film having a thickness of 100-10,000 Å.

Inventors:
ISHIGAMI Sho (Fuji Plant, 85, Hiramatsu, Susono-sh, Shizuoka 27, 〒4101127, JP)
KUME Hideo (Fuji Plant, 85, Hiramatsu, Susono-sh, Shizuoka 27, 〒4101127, JP)
Application Number:
JP2018/042108
Publication Date:
May 31, 2019
Filing Date:
November 14, 2018
Export Citation:
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Assignee:
MITSUBISHI ALUMINUM CO., LTD. (3-3 Shiba 2-chome, Minato-ku Tokyo, 46, 〒1058546, JP)
International Classes:
F28F1/32; B23K1/00; B23K1/19; F24F1/18; F25B39/00; F28D1/053; F28F13/18; F28F19/06; F28F21/08
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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