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Title:
CORROSION-PROOFING COATING COMPOSITION AND PROCESS FOR PRODUCTION THEREOF, AND METHOD FOR PREVENTION OF CORROSION IN STEEL MATERIAL
Document Type and Number:
WIPO Patent Application WO/2011/105529
Kind Code:
A1
Abstract:
A corrosion-proofing composition comprising: a compound comprising a cement, an inorganic powdery material and a swelling material; a polymer emulsion selected from a styrene/butadiene copolymer emulsion and an acryl/styrene copolymer emulsion; and a nitrous acid salt.

Inventors:
TOGOE Tsutomu (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
戸越 勉 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
SONE Shinji (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
曽根 慎二 (〒71 東京都千代田区丸の内二丁目6番1号 新日本製鐵株式会社内 Tokyo, 〒1008071, JP)
Application Number:
JP2011/054237
Publication Date:
September 01, 2011
Filing Date:
February 25, 2011
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Assignee:
NIPPON STEEL CORPORATION (6-1 Marunouchi 2-chome, Chiyoda-ku Tokyo, 71, 〒1008071, JP)
新日本製鐵株式会社 (〒71 東京都千代田区丸の内二丁目6番1号 Tokyo, 〒1008071, JP)
DAIKI KOGYO CO., LTD. (6-64, Akasaka 5-chome Kokurakita-ku, Kitakyushu-sh, Fukuoka 32, 〒8020032, JP)
ダイキ工業株式会社 (〒32 福岡県北九州市小倉北区赤坂5丁目6番64号 Fukuoka, 〒8020032, JP)
S.L TECH CO., LTD. (6-64, Akasaka 5-chome Kokurakita-ku, Kitakyushu-sh, Fukuoka 32, 〒8020032, JP)
エス・エルテック株式会社 (〒32 福岡県北九州市小倉北区赤坂5丁目6番64号 Fukuoka, 〒8020032, JP)
TOGOE Tsutomu (6-1 Marunouchi 2-chome, Chiyoda-k, Tokyo 71, 〒1008071, JP)
International Classes:
C09D1/06; B05D5/00; B05D7/24; C04B14/04; C04B14/06; C04B14/10; C04B14/28; C04B18/14; C04B22/08; C04B24/26; C04B28/02; C09D5/00; C09D5/02; C09D5/08; C09D7/12; C09D109/08; C09D125/10; C09D133/00
Attorney, Agent or Firm:
SHIGA Masatake et al. (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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Claims: