PIGMENT DISPERSION COMPOSITION

Title:

PIGMENT DISPERSION COMPOSITION

Document Type and Number:

Japanese Patent JPH0873800

Kind Code:

A

Abstract:

PURPOSE: To provide a pigment dispersion composition having a high color density (OD), excellent pigment dispersion stability and desirable for especially a black matrix.

CONSTITUTION: This composition is one prepared by uniformly dispersing 100 pts.wt. pigment mixture comprising 20-80 pts.wt. carbon black pigment and 80-20 pts.wt. titanium oxide pigment, 2-20 pts.wt. dispersant and 2-20 pts.wt. solvent-soluble polymer in a solvent and can give a coating film which has a color density (OD) of 3.0 or above when its thickness is 1μm.

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Inventors:

TAWARA TOSHIHISA
OSHIMA SHIGERU
KOBAYASHI MASANAO

Application Number:

JP22905794A

Publication Date:

March 19, 1996

Filing Date:

August 31, 1994

Export Citation:

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Assignee:

T & K TOUKA KK

International Classes:

G02B5/20; C09C1/36; C09C1/40; C09C1/48; C09D5/00; C09D7/12; C09D17/00; (IPC1-7): C09D17/00; C09C1/36; C09C1/48; C09D5/00; C09D7/12; G02B5/20

Attorney, Agent or Firm:

村田幸雄

Next Patent: CURABLE RESIN COMPOSITION FOR COATING COMPOUND