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Title:
WATER-BASE COATING COMPOSITION AND COATED STEEL SHEET
Document Type and Number:
WIPO Patent Application WO/2007/015294
Kind Code:
A1
Abstract:
A water-base coating composition that is suitable for use in marine vessels, bridges, etc., excelling in luster, coating film appearance and corrosion resistance, and that even when applied under high-humidity conditions, is free from deterioration of these properties; and a coated steel sheet having the above water-base coating composition applied thereto. There is provided a water-base coating composition containing a water-dispersed vinyl modified epoxy ester resin and calcium carbonate, characterized in that the calcium carbonate is precipitated calcium carbonate having been treated with a salt of carboxylated vinyl polymer and contained in a ratio of 20 to 50 vol.% based on the solid contents of the coating composition, and that the volume ratio of coating composition pigment/whole solid contents is 50% or below.

Inventors:
MORIMOTO, Masato (19-17, Ikedanakamach, Neyagawa-shi Osaka, 572-8501, JP)
森本眞人 (〒01 大阪府寝屋川市池田中町19番17号 日本ペイントマリン株式会社内 Osaka, 572-8501, JP)
Application Number:
JP2005/014185
Publication Date:
February 08, 2007
Filing Date:
August 03, 2005
Export Citation:
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Assignee:
NIPPON PAINT MARINE COATINGS CO., LTD. (1-26, Komagabayashiminamicho Nagata-k, Kobe-shi Hyogo, 653-0045, JP)
日本ペイントマリン株式会社 (〒45 兵庫県神戸市長田区駒ヶ林南町1番26号 Hyogo, 653-0045, JP)
MORIMOTO, Masato (19-17, Ikedanakamach, Neyagawa-shi Osaka, 572-8501, JP)
International Classes:
C09D163/00; B32B15/08; C09D183/10; C23C26/00
Attorney, Agent or Firm:
YASUTOMI, Yasuo et al. (Chuo Bldg, 4-20 Nishinakajima 5-chome, Yodogawa-k, Osaka-shi Osaka, 532-0011, JP)
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