Ink compositions for ink jet printing

United States Patent m

Breton et al.

US005389134A

[11] Patent Number: [45] Date of Patent:

5,389,134 Feb. 14,1995

[54] INK COMPOSITIONS FOR INK JET PRINTING

[75] Inventors: Marcel P. Breton, Mississauga;

Barbel McGibbon, Oakville; H.
Bruce Goodbrand, Hamilton, all of
Canada

[73] Assignee: Xerox Corporation, Stamford, Conn.
[21] Appl. No.: 276,592
[22] Filed: Jul. 18,1994

[51] Int. CI/ C09D 11/02

[52] U.S. CI 106/22 H; 106/20 D

[58] Field of Search 106/22 H, 20 D

[56] References Cited

U.S. PATENT DOCUMENTS

4,308,061 12/1981 Iwahashi et al 106/22 H

4,314,086 2/1982 Soula et al 568/652

4,348,520 9/1982 Bruls et al 544/201

4,408,075 10/1983 Soula et al 564/474

4,417,048 11/1983 Soula et al 544/38

4,560,814 12/1985 Soula et al 570/144

5,129,948 7/1992 Breton et al 106/22 H

5,173,112 12/1992 Matricketal 106/22 H

5,250,109 10/1993 Chan et al 106/22 H

5,300,143 4/1994 Schwartz, Jr 106/22 H

150

5,302,197 4/1992 Wickramanayke et al 106/22 H

FOREIGN PATENT DOCUMENTS

124670 7/1985 Japan 106/22 H

Primary Examiner—Helene Klemanski
Attorney, Agent, or Firm—Judith L. Byorick

[57] ABSTRACT

Disclosed is an ink composition which comprises water, a colorant, and a compound of the formula

A'-t-O—B^O—R1
N—A2i-0—B^O—R2
A3-f-0—B3}„0—R3

wherein A1, A2, A3, B1, B2, and B3 each, independently of each other, are linear alkenyl groups, A1, A2, A3, B1, B2, and B3 each, independently of each other, are either unsubstituted or substituted with alkyl groups, m, n, and p each, independently of each other, are integers of from 0 to about 10, and R1, R2, and R3 each, independently of each other, are hydrogen, alkyl groups, cycloalkyl groups, phenyl groups, or alkylphenyl groups.

17 Claims, 3 Drawing Sheets

DROP VOLUME 75 (pl)

8 10 12 14 16 18 20 DROPS (x106)