| (19) |
 |
|
(11) |
EP 0 400 485 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
07.08.1991 Bulletin 1991/32 |
| (43) |
Date of publication A2: |
|
05.12.1990 Bulletin 1990/49 |
| (22) |
Date of filing: 23.05.1990 |
|
| (51) |
International Patent Classification (IPC)5: B41M 5/40 |
|
| (84) |
Designated Contracting States: |
|
DE GB |
| (30) |
Priority: |
24.05.1989 JP 130785/89
18.07.1989 JP 185806/89
|
| (71) |
Applicant: KANZAKI PAPER MANUFACTURING CO., LTD. |
|
Tokyo 101 (JP) |
|
| (72) |
Inventors: |
|
- Watanabe, Kazuo,
C/o Kanzaki Paper Mfg. Co. Ltd.
Amagasaki-shi,
Hyogo (JP)
- Okimoto, Tomoyuki,
C/o Kanzaki Paper Mfg. Co. Ltd.
Amagasaki-shi,
Hyogo (JP)
|
| (74) |
Representative: Hoffmann, Klaus, Dr. rer. nat. et al |
|
Hoffmann, Eitle & Partner
Patentanwälte
Postfach 81 04 20
81904 München
81904 München (DE) |
|
| |
|
| (54) |
Heat-sensitive recording material |
(57) A heat-sensitive recording material is disclosed, comprising a support having thereon
a recording layer containing a color former and a color developer which makes said
color former produce a color upon heating and an overcoat layer in that order, said
overcoat layer containing a water-soluble resin, a modified silicone oil, and a hardener
which reacts with both of said water-soluble resin and modified silicone oil.