Title:
BLACK METAL SHEET
Document Type and Number:
WIPO Patent Application WO/2011/122326
Kind Code:
A1
Abstract:
Disclosed is a black metal sheet exhibiting high jetness which conceals the colour and gloss of a metal sheet, even if the film thickness of the black coating film (black layer) used to coat the surface of the metal sheet is thin, specifically, even if the amount of the black coating film (black layer) deposited is 0.28-1.5g/m² (film thickness: approx. 0.26-1.42 μm). The black metal sheet has a metal sheet, and a black layer formed on at least one surface of the metal sheet. The black layer is configured from a 100 parts per mass black composition comprising 20-73 parts per mass of a binder resin, and 22-60 parts per mass of a surface-treated carbon black, the surface of which is coated with a water-soluble resin. The black layer is characterised in having a dry mass of 0.28-1.5g/m2 and the jetness (L* value) of the surface being at most 24.
Inventors:
NAKAMOTO, Tadashige (())
中元 忠繁 (())
中元 忠繁 (())
Application Number:
JP2011/056001
Publication Date:
October 06, 2011
Filing Date:
March 15, 2011
Export Citation:
Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO (10-26, Wakinohama-cho 2-chome Chuo-ku, Kobe-sh, Hyogo 85, 〒6518585, JP)
株式会社神戸製鋼所 (〒85 兵庫県神戸市中央区脇浜町２丁目１０番２６号 Hyogo, 〒6518585, JP)
NAKAMOTO, Tadashige (())
株式会社神戸製鋼所 (〒85 兵庫県神戸市中央区脇浜町２丁目１０番２６号 Hyogo, 〒6518585, JP)
NAKAMOTO, Tadashige (())
International Classes:
B32B15/08; B32B27/20
Attorney, Agent or Firm:
TANAKA, Mitsuo et al. (AOYAMA & PARTNERS, IMP Building 3-7, Shiromi 1-chome, Chuo-ku, Osaka-sh, Osaka 01, 〒5400001, JP)
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Claims: