Title:
METHOD FOR PREPARING HOLOGRAPHIC PATTERN-EXPRESSING ORGANOGEL USING DITHERING MASK
Document Type and Number:
WIPO Patent Application WO/2021/033937
Kind Code:
A1
Abstract:
A method for preparing a holographic pattern-expressing organogel using a dithering mask according to an aspect of the present invention comprises the steps of: preparing a dithering mask comprising white pixels and black pixels which are arranged in a periodic pattern; photocuring a polymer by allowing ultraviolet rays to pass through the dithering mask; flowing a first solvent through the cured polymer; flowing a second solvent through the cured polymer through which the first solvent has flowed.
Inventors:
LEE JI SEOK (KR)
Application Number:
PCT/KR2020/009916
Publication Date:
February 25, 2021
Filing Date:
July 28, 2020
Export Citation:
Assignee:
ULSAN NAT INST SCIENCE & TECH UNIST (KR)
International Classes:
G03F7/20; C08J3/075; C08J3/28; G02B5/32; G03F7/16; G03H1/04
Foreign References:
| JP2007248716A | 2007-09-27 | |||
| JP2010237652A | 2010-10-21 | |||
| KR20070108947A | 2007-11-13 | |||
| JP2002311565A | 2002-10-23 | |||
| JP2010107952A | 2010-05-13 |
Other References:
See also references of EP 3872568A4
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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