(54) INK, INK JET RECORDING METHOD AND APPARATUS USING SAME INK
(75) Inventors: Shinichi Sato, Kawasaki; Yutaka
Kurabayashi, Tokorozawa, both of (JP)
(73) Assignee: Canon Kabushiki Kaisha, Tokyo (JP)
( * ) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 0 days.
(21) Appl. No.: 08/745,870
(22) Filed: Nov. 8, 1996
Related U.S. Application Data
(63) Continuation of application No. 08/240,477, filed on May 10, 1994, now abandoned.
(30) Foreign Application Priority Data
May 12, 1993 (IP) 5-110559
(51) Int. C I. B41J 2/01
(52) U.S. C I 347/105
(58) Field of Search 347/100; 106/31.13,
106/31.27, 31.6
(56) References Cited
U.S. PATENT DOCUMENTS
4,740,796 * 4/1988 Endo et al 347/544
4,931,810 6/1990 Iwata et al 346/1.1
4,957,553 * 9/1990 Koike et al 106/20
5,081,470 1/1992 Kurabayashi et al 346/1.1
5,172,133 * 12/1992 Suga et al 347/100
5,179,389 * 1/1993 Arai et al 347/57
5,324,349 * 6/1994 Sano et al 106/20 D
5,395,434 * 3/1995 Tochihara et al 106/31.13
5,616,409 * 4/1997 Matsuda et al 428/323
5,623,294 * 4/1997 Takizawa et al 347/100
FOREIGN PATENT DOCUMENTS
0441987 8/1991 (EP) .
0498293 8/1992 (EP) .
1258979 10/1989 (JP) .
WO 9214794 9/1992 (WO) .
* cited by examiner
Primary Examiner—John Barlow
Assistant Examiner—Michael S Brooke
(74) Attorney, Agent, or Firm—Fitzpatrick, Cella, Harper &
Scinto
(57) ABSTRACT
In an ink-jet recording method employing ink that includes an aliphatic or an alicyclic monohydric alcohol having a vapor pressure of 4 mmHg or less at 20 to 25° C, in which ink droplets are discharged by applying thermal energy onto the ink, and the amount of ink discharged, corresponding to one pulse of energy, is 5 to 20 pl/dot. A recording unit, and ink-jet recording apparatus employing the ink are also included.
17 Claims, 5 Drawing Sheets
