Title:
HIGH JETNESS CARBON BLACK DISPERSION
Document Type and Number:
Japanese Patent JP2020075967
Kind Code:
A
Abstract:
To provide a high jetness carbon black dispersion which has excellent dispersibility even when the dispersion contains a high ratio of carbon black not provided with any special treatment and can form a coating film having excellent jetness.SOLUTION: Provided are: a high jetness carbon black dispersion comprising carbon black (A), a resin (B), a solvent (C), and polyethyleneimine (D) having a branched structure; the high jetness carbon black dispersion according to Claim 1, wherein the surface of the carbon black has a pH of 3 or less; and the high jetness carbon black dispersion according to Claim 1 or 2, containing, relative to the whole emulsion, 1 to 10% by mass of carbon black (A) and 0.05 to 1.5% by mass of polyethyleneimine (D).SELECTED DRAWING: None
Inventors:
NOGAMI TAKAYUKI
AIZAWA SATORU
HASEGAWA TOSHIKAZU
AIZAWA SATORU
HASEGAWA TOSHIKAZU
Application Number:
JP2018208921A
Publication Date:
May 21, 2020
Filing Date:
November 06, 2018
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD
International Classes:
C09D17/00; C09D7/61; C09D7/65; C09D201/00
Domestic Patent References:
| JPH10237367A | 1998-09-08 | |||
| JP2013056965A | 2013-03-28 | |||
| JP2001344738A | 2001-12-14 | |||
| JP2003183540A | 2003-07-03 | |||
| JPH1036726A | 1998-02-10 | |||
| JP2007510037A | 2007-04-19 |
Foreign References:
| US20030100628A1 | 2003-05-29 |