Title:
WATER-INSOLUBLE, OIL-INSOLUBLE PIGMENT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2023/053981
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a water-insoluble, oil-insoluble chlorophyll pigment composition; and a food, cosmetic, pharmaceutical, or agrochemical coating material, or a print marker, stationery, writing implement, printing ink, inkjet ink, metal ink, paint, plastic coloring agent, color toner, fluorescent labeling agent, fluorescent probe, or chemical sensor, that contains said pigment composition. A pigment composition in which a metal or a metal compound is coated, impregnated, or complexed with a chlorophyll pigment, or in which the chlorophyll pigment is adsorbed to the metal or the metal compound, was discovered to be water-insoluble and oil-insoluble, and it was furthermore discovered that the water-insoluble, oil-insoluble pigment composition can be deployed as a coloring agent for a variety of purposes, whereupon the present invention was perfected.
Inventors:
SEKIKAWA HIROSHI (JP)
TANAKA MASAAKI (JP)
YASUI KENGO (JP)
TANAKA MASAAKI (JP)
YASUI KENGO (JP)
Application Number:
PCT/JP2022/034504
Publication Date:
April 06, 2023
Filing Date:
September 15, 2022
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C09B61/00; C09B63/00; C09B67/02; C09B67/20; C09C1/40; C09C3/08
Domestic Patent References:
| WO2001055262A1 | 2001-08-02 | |||
| WO2012124785A1 | 2012-09-20 |
Foreign References:
| JPS63258957A | 1988-10-26 | |||
| EP1798262A1 | 2007-06-20 | |||
| JPH02204751A | 1990-08-14 | |||
| JPH01230676A | 1989-09-14 | |||
| JP2006070175A | 2006-03-16 |
Attorney, Agent or Firm:
ONO Takayuki (JP)
Download PDF:
Previous Patent: WATER-INSOLUBLE COLORANT COMPOSITION
Next Patent: WATER-INSOLUBLE AND OIL-INSOLUBLE PIGMENT COMPOSITION
Next Patent: WATER-INSOLUBLE AND OIL-INSOLUBLE PIGMENT COMPOSITION