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Title:
AQUEOUS COATING MATERIAL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2019/159453
Kind Code:
A1
Abstract:
The present invention pertains to an aqueous coating material composition characterized by containing, as main ingredients, a polyester resin having an acid value of not less than 30 mgKOH/g but less than 70 mgKOH/g, and a curing agent having a functional group which can undergo a crosslinking reaction with a carboxyl group. The aqueous coating material composition has excellent workability, can form a coating film having good curability and corrosion resistance, and can be preferably used in metal containers or metal lids of beverage cans, etc.

Inventors:
KASHIWAKURA, Takuya (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
SAKURAGI, Arata (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
ZHANG, Nan (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
YAMAMOTO, Hiromi (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
Application Number:
JP2018/042039
Publication Date:
August 22, 2019
Filing Date:
November 13, 2018
Export Citation:
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Assignee:
TOYO SEIKAN GROUP HOLDINGS, LTD. (18-1, Higashi-Gotanda 2-chome Shinagawa-k, Tokyo 27, 〒1418627, JP)
International Classes:
C09D167/00; B65D25/14; C09D7/63
Domestic Patent References:
WO2018207891A12018-11-15
Foreign References:
JP2014514370A2014-06-19
JP2003321646A2003-11-14
JP2005194494A2005-07-21
JP2004107568A2004-04-08
JP2004339493A2004-12-02
JP2008007627A2008-01-17
JP2013249376A2013-12-12
JPS5117970A1976-02-13
JP2003026992A2003-01-29
Attorney, Agent or Firm:
ONO, Hisazumi et al. (Nishi-Shimbashi Daiichi Hoki bldg, 5-2 Nishi-Shimbashi 3-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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