| (19) |
 |
|
(11) |
EP 0 046 416 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
08.12.1982 Bulletin 1982/49 |
| (43) |
Date of publication A2: |
|
24.02.1982 Bulletin 1982/08 |
| (22) |
Date of filing: 20.08.1981 |
|
|
| (84) |
Designated Contracting States: |
|
DE FR GB |
| (30) |
Priority: |
20.08.1980 JP 11523680
21.11.1980 JP 16497480
21.11.1980 JP 16497580
21.11.1980 JP 16497680
18.12.1980 JP 17976680
20.01.1981 JP 772381
|
| (71) |
Applicant: Matsushita Electric Industrial Co., Ltd. |
|
() |
|
| (72) |
Inventors: |
|
- Murakami, Mutsuaki
()
- Hiromori, Yasutaka
()
- Naito, Hiroshi
()
- Sekiguchi, Yumiko
()
|
|
| |
|
| (54) |
Ink jet recording sheet |
(57) An ink jet recording sheet comprising a paper support applied on at least one surface
thereof or internally with a composition which comprises an aqueous dispersion of
polyvinylpyrrolidone, vinylpyrrolidone-vinyl acetate copolymer or a mixture thereof
serving a s a binder or sizing agent and a white filler. The white filler is contained
in a weight ratio, to the binder, of 10:1 to 0.2:1 when the composition is applied
on the surface of the paper support. When the composition is internally incorporated
in the recording sheet, it comprises 10 to 60 parts by weight of the filler and 2
to 20 parts by weight of the binder per 100 parts by weight of pulp.