Ink-jet inks containing nanometer-size inorganic pigments

Details Ink-jet inks containing nanometer-size inorganic pigments Ink-jet inks containing nanometer-size inorganic pigments

1998-10-28

2000-08-29

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 3189, 106 319, 106403, 106436, 106447, 106450, 106481, C09D 1102, C04B 1404, C04B 1434, C08K 310, C08K 314

Patent

active

061102660

ABSTRACT:
The present invention relates to pigment preparations containing
(a) at least one pigment having an average primary particle size of 0.1 to 50 nm selected from the group consisting of carbides, nitrides, borides, and silicides of the elements Ti, Zr, Hf, Si, Ge, and Sn,
(b) at least one dispersant having a weight average molecular weight (M.sub.w) greater than 1000, and
(c) water.
The invention further relates to the use of such pigment preparations in inks for ink-jet printing.

REFERENCES:
patent: 4524131 (1985-06-01), Himmelmann et al.
patent: 4963189 (1990-10-01), Hindagolla
patent: 5472477 (1995-12-01), Konig
patent: 5519085 (1996-05-01), Ma et al.
patent: 5538548 (1996-07-01), Yamazaki
patent: 5538549 (1996-07-01), Kato et al.
patent: 5590387 (1996-12-01), Schmidt et al.
patent: 5716435 (1998-02-01), Aida et al.
patent: 5731138 (1998-03-01), Helling et al.
patent: 5810266 (1998-09-01), Nyssen et al.
patent: 5837041 (1998-11-01), Bean et al.
patent: 5925178 (1999-07-01), Martin et al.

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