Carbon black and recording liquid using the same

Details Carbon black and recording liquid using the same Carbon black and recording liquid using the same

2007-05-08

2007-05-08

Green, Anthony J. (Department: 1755)

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

C106S031900, C427S288000

Reexamination Certificate

active

11389043

ABSTRACT:
A recording liquid which gives a printed matter having a high blackness, reduced blurring, satisfactory printed-image quality, and satisfactory print fastness of a record such as light resistance and water resistance, and which has a low viscosity, satisfactory suitability for ejection, and excellent storage stability is provided. A carbon black has the following features (a) to (c): (a) to have a 24M4 DBP absorption of 100 cm3/100 g or higher, (b) to have a D75larger than 45 nm and smaller than 120 nm, and (c) to have a TINT exceeding 110%. The recording liquid contains the carbon black.

REFERENCES:
patent: 3973983 (1976-08-01), Jordan et al.
patent: 4035336 (1977-07-01), Jordan et al.
patent: 6197870 (2001-03-01), Sakakibara
patent: 6227772 (2001-05-01), Heinloth et al.
patent: 6787595 (2004-09-01), Yamada et al.
patent: 2003/0219373 (2003-11-01), Foster
patent: 2001-81355 (2001-03-01), None
patent: 2001-181534 (2001-07-01), None
patent: 2001-294776 (2001-10-01), None
patent: 2003-96333 (2003-04-01), None
patent: 2003-96333 (2003-04-01), None
patent: 2004-224955 (2004-08-01), None
Partial translation of JP2001-81355 (Mar. 2001).
Partial translation of JP2001-181534 (Jul. 2001).
Partial translation of JP2001-294776 (Oct. 2001).
Partial translation of JP2003-96333 (Apr. 2003).

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