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Patent Searching and Data


Title:
TREATING AGENT FOR METAL SURFACE, METHOD OF TREATING METAL SURFACE, AND SURFACE-TREATED METALLIC MATERIAL
Document Type and Number:
WIPO Patent Application WO/2002/064857
Kind Code:
A1
Abstract:
A treating agent for metal surfaces which gives a coating film excellent in conductivity and corrosion resistance and in adhesion to topcoat films to be formed thereon. The treating agent comprises an aqueous dispersion obtained by reacting an epoxy compound with an ionomer resin in an aqueous dispersion form obtained from an ethylene/unsaturated carboxylic acid copolymer containing 10 to 30 wt.% unsaturated carboxylic acid units by neutralizing at least 30% of the carboxyl groups of the copolymer with potassium ions.

Inventors:
Sasaki, Motohiro c/o NIPPON PAINT CO. LTD. (1-15, Minamishinagawa 4-chom, Shinagawa-ku Tokyo, 140-8675, JP)
Saito, Koichi c/o NIPPON PAINT CO. LTD. (1-15, Minamishinagawa 4-chom, Shinagawa-ku Tokyo, 140-8675, JP)
Application Number:
PCT/JP2002/001215
Publication Date:
August 22, 2002
Filing Date:
February 14, 2002
Export Citation:
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Assignee:
NIPPON PAINT CO., LTD. (1-2 Oyodokita 2-chome, Kita-ku Osaka-shi, Osaka, 531-8511, JP)
International Classes:
B32B15/082; C09D5/02; C09D123/26; C09D151/06; C09D163/00; C09D201/00; C23C26/00; C23C30/00; (IPC1-7): C23C26/00
Foreign References:
JPH09173972A1997-07-08
Attorney, Agent or Firm:
Yasutomi, Yasuo (Chuo BLDG, 4-20 Nishinakajima 5-chome, Yodogawa-k, Osaka-shi Osaka, 532-0011, JP)
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