COATING COMPOSITION, AND COATED METAL PLATE, METAL CONTAINER AND METAL LID FORMED BY COATING WITH SAID COATING COMPOSITION

Title:

COATING COMPOSITION, AND COATED METAL PLATE, METAL CONTAINER AND METAL LID FORMED BY COATING WITH SAID COATING COMPOSITION

Document Type and Number:

WIPO Patent Application WO/2013/180067

Kind Code:

A1

Abstract:

The present invention relates to a polyester coating composition used in film formation on a metal coated plate, metal container, metal lid or the like. A mixed polyester resin comprises a polyester resin (A) with an acid value of 2 to 50 mgKOH/g and a glass transition temperature (Tg) of 35 to 100°C, and a polyester resin (B) with an acid value of 0 to 50mgKOH/g and a glass transition temperature (Tg) of -20 to 25°C, and by forming a coating composition comprising said mixed polyester resin containing a cross-linking agent and a curing catalyst, a coating composition can be provided which has with excellent resistance to embrittlement over time, corrosion resistance, scraping resistance, retort resistance, and blocking resistance.

Inventors:

TAKAGI NAOYUKI (JP)
KANZAKI KEIZOU (JP)
SANO NOBUAKI (JP)
ARAI MAYUMI (JP)

Application Number:

PCT/JP2013/064659

Publication Date:

December 05, 2013

Filing Date:

May 27, 2013

Export Citation:

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Assignee:

TOYO SEIKAN GROUP HOLDINGS LTD (JP)
VALSPAR ROCK CO LTD (JP)

International Classes:

C09D167/00; B05D7/14; B05D7/24; B32B15/09; B65D25/14; C09D7/12; C09D161/06; C09D161/20

Domestic Patent References:

WO2011003761A1

2011-01-13

Foreign References:

JP2006037014A	2006-02-09
JP2003301137A	2003-10-21
JP2006077118A	2006-03-23
JPH10130571A	1998-05-19
JP2011016360A	2011-01-27
JP2005126635A	2005-05-19
JP2001131470A	2001-05-15
JP2003089746A	2003-03-28
JP2003213201A	2003-07-30
JP2004346131A	2004-12-09
JP2002201411A	2002-07-19

Other References: