Title:
防汚性フィルム
Document Type and Number:
Japanese Patent JP6600414
Kind Code:
B2
Abstract:
The antifouling film includes a substrate, and a polymer layer disposed on a surface of the substrate and including on a surface thereof an uneven structure provided with multiple projections at a pitch not longer than a wavelength of visible light. The polymer layer is a cured product of a polymerizable composition, the polymerizable composition containing, in terms of active constituents, 15 to 40 wt % of an urethane acrylate containing six or more functional groups, 35 to 60 wt % of a multifunctional acrylate containing four or more functional groups and 3 to 15 ethylene oxide groups for each functional group, 15 to 30 wt % of a monofunctional acrylate with no ethylene oxide group, 0.5 to 10 wt % of a fluorine release agent containing a perfluoropolyether group and having a fluorine atom concentration of 50 wt % or lower, and 0.5 to 5 wt % of a polymerization initiator.
More Like This:
Inventors:
Yasuhiro Shibai
Atsushi Ken
Kenichiro Nakamatsu
Atsushi Ken
Kenichiro Nakamatsu
Application Number:
JP2018535496A
Publication Date:
October 30, 2019
Filing Date:
June 28, 2017
Export Citation:
Assignee:
Sharp Corporation
International Classes:
G02B1/18; G02B1/118
Domestic Patent References:
| JP2015137313A | ||||
| JP201671132A |
Foreign References:
| WO2011115162A1 | ||||
| WO2013187528A1 | ||||
| WO2015136734A1 |
Attorney, Agent or Firm:
Atomi International Patent Office