Ink, and ink-jet recording method and apparatus employing the in

Details Ink, and ink-jet recording method and apparatus employing the in Ink, and ink-jet recording method and apparatus employing the in

1992-06-11

1993-01-12

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

534680, 534686, 534687, 534796, 534809, 534810, 534811, 534812, 534815, 106 22A, C09D 1102

Patent

active

051786710

ABSTRACT:
Provided is an ink comprising a recording agent and a liquid medium for dissolution or dispersion thereof, the recording agent being a compound represented by the general formula ##STR1## where R.sup.1 is a radical selected from the group of lower alkyl, lower alkoxy, --COOM, and --SO.sub.3 M; R.sup.2 and R.sup.3 are respectively a radical selected from the group of hydrogen, lower alkyl, lower alkoxy, amino, --NHCOCH.sub.3, --SO.sub.3 M, and --COOM; R.sup.4 and R.sup.5 are respectively a radical selected from the group of lower alkyl, lower alkoxy, --NHCOCH.sub.3, --SO.sub.3 M, and COOM; A is ##STR2## R.sup.6 is a radical selected from the group of acetyl, benzoyl, --SO.sub.2 C.sub.6 H.sub.5, --SO.sub.2 C.sub.6 H.sub.4 --CH.sub.3, phenyl, which is unsubstituted or substituted by --COOM or methyl, and ##STR3## R.sup.7 and R.sup.8 are respectively a radical selected from the group of hydrogen, hydroxyl, and --C.sub.2 H.sub.4 OH; R.sup.9 and R.sup.10 are respectively a radical selected from the group of hydrogen, amino, hydroxyl and lower alkoxy; n is 1 or 2; m is 0 or 1; and M is an alkali metal or ammonium.

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patent: 4864324 (1989-09-01), Shirota et al.
patent: 5017227 (1989-05-01), Koike et al.
patent: 5110356 (1992-05-01), Shirota et al.

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