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

1991-10-02

1992-07-14

Fuller, Benjamin R.

Recorders

Performance of multiple functions of steam and gas engines

Pressure responsive element

346140R, B41J 201, G01D 900

Patent

active

051307235

ABSTRACT:
An ink-jet recording method and apparatus using ink including a recording agent and a liquid medium for dissolution or dispersion thereof, the recording agent being a compound represented by the general formula ##STR1## wherein R.sup.1 and R.sup.2 are respectively a radical selected from the group of lower alkyl, lower alkoxy, --NHCOCH.sub.3, --COOM, and --SO.sub.3 M; R.sup.3, R.sup.4, and R.sup.5 are respectively a radical selected from the group of hydrogen, hydroxyl, lower alkyl, lower alkoxy, amino, --SO.sub.3 M, and --COOM; A is ##STR2## R.sup.6 and R.sup.7 are respectively a radical selected from the group of hydrogen, hydroxyl, and lower alkoxy; m is 1 or 2; n is 0 or 1; and M is alkali metal or ammonium.

REFERENCES:
patent: 4419678 (1983-12-01), Kasugayama et al.
patent: 4463359 (1984-07-01), Ayata et al.
patent: 4713113 (1987-12-01), Shimada et al.
patent: 4928126 (1990-05-01), Asai
Patent Abstracts of Japan, vol. 8, No. 178, Aug. 16, 1984, with respect to Japanese Patent Document No. 59-75966 (Apr. 28, 1984).

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