Title:
防曇剤組成物、該組成物から形成される防曇膜を有する防曇性物品
Document Type and Number:
Japanese Patent JP7425407
Kind Code:
B2
Abstract:
To provide an antifogging agent composition excellent in inhibition of solvent cracking when performing coating, drying and heat curing of the antifogging agent composition and capable of forming an antifogging film excellent in antifogging property, adhesion, water resistance and transparency.SOLUTION: The antifogging agent composition contains (A) a copolymer, (B) colloidal silica, (C) a surfactant and (D) water. In the antifogging agent composition, the copolymer (A) is a (meth)acrylate copolymer produced from a monomer mixture including (A-1) an N,N-dialkyl(meth)acrylamide monomer, (A-2) an ε-caprolactone-added hydroxyalkyl (meth)acrylate monomer, (A-3) a (meth)acrylate monomer having a blocked isocyanate group and (A-4) a (meth)acrylate monomer having a hydrocarbon group; and the colloidal silica (B) is contained in an amount of 60 pts.mass to 150 pts.mass and water (D) is contained in an amount of 500 pts.mass or more, each based on 100 pts.mass of the copolymer (A).SELECTED DRAWING: None
Inventors:
Hiroki Matsutani
Takamitsu Kano
Takamitsu Kano
Application Number:
JP2020053788A
Publication Date:
January 31, 2024
Filing Date:
March 25, 2020
Export Citation:
Assignee:
NOF CORPORATION
International Classes:
C09D133/06; C08J7/054; C09D5/02; C09D7/61; C09D133/14; C09D133/26; C09K3/00
Domestic Patent References:
| JP2017165886A | ||||
| JP2018002865A | ||||
| JP2006306995A | ||||
| JP2019006881A | ||||
| JP2015168692A | ||||
| JP2004107573A |
Foreign References:
| WO2009044912A1 | ||||
| WO2017170828A1 | ||||
| US20090017306 |
Attorney, Agent or Firm:
Patent Attorney Corporation Junias International Patent Office