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Patent Searching and Data


Title:
EMULSION COMPOSITION, AQUEOUS COATING AGENT, AND METHOD FOR PRODUCING EMULSION COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2021/246035
Kind Code:
A1
Abstract:
[Problem] A purpose of the present invention is to provide an emulsion composition having both superior water resistance and oil resistance, an aqueous composition containing the emulsion composition, and a method for producing the emulsion composition. [Solution] An emulsion composition containing water (A) and a copolymer (B) of monomers including at least methyl methacrylate (b1), butyl acrylate (b2), and 2-ethylhexyl acrylate (b3), the composition being characterized in that: the percentage of copolymer (B) in the emulsion composition is 1-60 mass%; the glass transition temperature (Tg) as calculated from the proportions of (b1), (b2), and (b3) constituting copolymer (B) is -10 to -45°C; and the percentage of (b1), (b2), and (b3) in all of the polymer components in the emulsion composition is 70-100 mass%.

Inventors:
FUJIWARA YASUSHI (JP)
SATO KUMI (JP)
Application Number:
PCT/JP2021/013602
Publication Date:
December 09, 2021
Filing Date:
March 30, 2021
Export Citation:
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Assignee:
SEIKO PMC CORP (JP)
International Classes:
C08L33/08; C08F2/22; C08F220/14; C08F220/18; C08L33/12; C08L101/00; C09D5/02; C09D7/40; C09D133/08; C09D133/12
Foreign References:
JP2000517369A2000-12-26
JP2019210482A2019-12-12
Attorney, Agent or Firm:
TSUTA Yasuhiro (JP)
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