Title:
PEARLESCENT PIGMENT FOR SECURITY PURPOSES COMPRISING ORGANIC OR INORGANIC FLUORESCENT MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/107720
Kind Code:
A1
Abstract:
The present invention relates to a pearlescent pigment for security purposes comprising an organic or inorganic fluorescent material and a single or a plurality of coating layers containing a metal oxide. The pearlescent pigment for security purposes according to the present invention comprises a fluorescent layer containing an organic or inorganic fluorescent material and, thus, can be used as a security pigment due to optical characteristics, while also providing effects such as magnetism, high color intensity, and multiple colors. Also, the present invention has both aesthetic benefits of pearlescent pigments and security qualities of security pigments, thereby being economical, easy to use, and applicable in various industries.
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Inventors:
CHO KUM-SUNG (KR)
NAM KYUNG-DON (KR)
JEONG JAE-IL (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)
KANG KWANG-CHOONG (KR)
CHOI BYUNG-KI (KR)
LIM KWANG-SOO (KR)
CHANG KIL-WAN (KR)
Application Number:
PCT/KR2018/011037
Publication Date:
June 06, 2019
Filing Date:
September 19, 2018
Export Citation:
Assignee:
CQV CO LTD (KR)
International Classes:
C09C1/00; C09C3/06; C09C3/10; C09D5/22; C09K11/06; C09K11/08
Domestic Patent References:
| WO2009135784A1 | 2009-11-12 |
Foreign References:
| US20090249979A1 | 2009-10-08 | |||
| US20040027059A1 | 2004-02-12 | |||
| KR20150021035A | 2015-02-27 | |||
| KR20140011347A | 2014-01-28 | |||
| KR101858414B1 | 2018-05-16 | |||
| KR20170163687A | 2017-11-30 |
Other References:
See also references of EP 3719081A4
Attorney, Agent or Firm:
SON, Seung-hee (KR)
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