Title:
METHOD FOR PREPARING IRIDESCENT PIGMENT FOR SECURITY AND SAFETY, COATED WITH ORGANIC AND INORGANIC COMPOSITE PHOSPHOR
Document Type and Number:
WIPO Patent Application WO/2018/221840
Kind Code:
A1
Abstract:
The present invention relates to a preparation method for a security pigment, and more particularly, to a preparation method that can provide a security pigment having both aesthetic effects and security properties, wherein the method comprises the steps of: (a) preparing an organic binder solution including organic phosphor particles and inorganic phosphor particles; (b) preparing a substrate suspension by mixing and then stirring and dispersing a flake substrate and a solvent; and (c) mixing the substrate suspension and the organic binder solution to coat the surface of the flake substrate with the organic phosphor and inorganic phosphor particles.
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Inventors:
CHO KUM-SUNG (KR)
NAM KYUNG-DON (KR)
JEONG JAE-IL (KR)
HEO DONG-MIN (KR)
KANG KWANG-CHOONG (KR)
CHOI BYUNG-KI (KR)
LIM KWANG-SOO (KR)
CHANG KIL-WAN (KR)
NAM KYUNG-DON (KR)
JEONG JAE-IL (KR)
HEO DONG-MIN (KR)
KANG KWANG-CHOONG (KR)
CHOI BYUNG-KI (KR)
LIM KWANG-SOO (KR)
CHANG KIL-WAN (KR)
Application Number:
PCT/KR2018/002178
Publication Date:
December 06, 2018
Filing Date:
February 22, 2018
Export Citation:
Assignee:
CQV CO LTD (KR)
International Classes:
C09C3/10; C09C3/06; C09D5/22; C09D11/037; C09D17/00; C09K11/06; C09K11/08
Foreign References:
| KR20150048588A | 2015-05-07 | |||
| JP2011504520A | 2011-02-10 | |||
| US20090249979A1 | 2009-10-08 | |||
| JP4498600B2 | 2010-07-07 | |||
| US7413599B2 | 2008-08-19 |
Attorney, Agent or Firm:
DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)
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