Title:
POLYESTER RESIN COMPOSITION, AQUEOUS DISPERSION, PAINT COMPOSITION, AND COATING FILM
Document Type and Number:
WIPO Patent Application WO/2023/013474
Kind Code:
A1
Abstract:
The present invention is a polyester resin composition comprising a polyester resin (A) and is characterized by satisfying the following requirements. (i) The acid value of the polyester resin (A) is 100 eq/ton or greater. (ii) The polyester resin composition substantially does not contain a curing agent. (iii) A storage elastic modulus E' at 200ºC after the polyester resin composition has been heat treated at 240ºC for 1 hour is 1.0×104 Pa or higher. The polyester resin composition according to the present invention can suppress toxic outgassing and is suitable for a can paint excelling in characteristics such as curability, retort resistance, and processability.
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Inventors:
MIEDA HIROYUKI (JP)
MIKAMI TADAHIKO (JP)
MIKAMI TADAHIKO (JP)
Application Number:
PCT/JP2022/028758
Publication Date:
February 09, 2023
Filing Date:
July 26, 2022
Export Citation:
Assignee:
TOYO BOSEKI (JP)
International Classes:
C08L67/00; C08G63/12; C09D5/02; C09D167/03
Domestic Patent References:
| WO2019111746A1 | 2019-06-13 | |||
| WO2016072528A1 | 2016-05-12 |
Foreign References:
| JP2013075966A | 2013-04-25 | |||
| JP2003089746A | 2003-03-28 | |||
| JP2003213201A | 2003-07-30 | |||
| JP2005194494A | 2005-07-21 | |||
| JP2004346131A | 2004-12-09 | |||
| JP2004211000A | 2004-07-29 | |||
| JP2001081160A | 2001-03-27 | |||
| JP2006169535A | 2006-06-29 |
Attorney, Agent or Firm:
KAZAHAYA, Nobuaki et al. (JP)
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