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Title:
HEAT EXCHANGER AND AIR CONDITIONING DEVICE PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2021/075335
Kind Code:
A1
Abstract:
Brazing sheets (10): are each provided with an aluminum alloy core material (11), a brazing material layer (12), and a sacrificial anode material layer (13) that contains zinc; and have bonding surfaces (10a) that constitute a joined section (21) and non-bonding adjacent surfaces (10b) that are adjacent to the bonding surfaces (10a). A fillet (22) is formed at a site that is between the non-bonding adjacent surfaces (10b) and adjacent to the bonding surfaces (10a), and an epoxy-based coating film (14), 10–50 μm in thickness, is disposed on the bonding surfaces (10a) and the fillet (22).

Inventors:
NAKAJIMA TAKAHITO
HIROTA MASANOBU
YAMAMOTO NORIAKI
Application Number:
PCT/JP2020/038072
Publication Date:
April 22, 2021
Filing Date:
October 08, 2020
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F28F19/04; B23K1/00; F24F1/0063; F24F13/22; F25B39/00; F28F21/08
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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