Title:
ORGANIC FLUORESCENT PIGMENT DISPERSION AND METHOD FOR PRODUCING ORGANIC FLUORESCENT PIGMENT DISPERSION
Document Type and Number:
WIPO Patent Application WO/2021/085922
Kind Code:
A2
Abstract:
The present invention relates to a formaldehyde-free aqueous fluorescent pigment dispersion composition and a method for producing same. Specifically, the present invention relates to a dispersion composition comprising (a) an organic fluorescent pigment in which formaldehyde-free resin fine particles are colored by a dye, (b) a pigment dispersant, and (c) water; and to a method for producing a fluorescent pigment dispersion composition comprising the steps of: mixing (a) an organic fluorescent pigment, a pigment dispersant, and water; and preparing an organic fluorescent pigment dispersion by using a bead mill. The formaldehyde-free organic fluorescent pigment dispersion according to the present invention is particularly useful for inkjet ink.
Inventors:
AN SEUNG HYUN (KR)
JUNG YUN HO (KR)
PARK EUN JIN (KR)
JUNG YUN HO (KR)
PARK EUN JIN (KR)
Application Number:
PCT/KR2020/014392
Publication Date:
May 06, 2021
Filing Date:
October 21, 2020
Export Citation:
Assignee:
INKTEC CO LTD (KR)
International Classes:
C09K11/06
Attorney, Agent or Firm:
CHO, Young Hyun (KR)
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