EP0419659A4 - Color developer for pressure-sensitive recording medium, aqueous dispersion of color developer, and process for its preparation - Google Patents
Color developer for pressure-sensitive recording medium, aqueous dispersion of color developer, and process for its preparationInfo
- Publication number
- EP0419659A4 EP0419659A4 EP19890907826 EP89907826A EP0419659A4 EP 0419659 A4 EP0419659 A4 EP 0419659A4 EP 19890907826 EP19890907826 EP 19890907826 EP 89907826 A EP89907826 A EP 89907826A EP 0419659 A4 EP0419659 A4 EP 0419659A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- color developer
- preparation
- recording medium
- pressure
- aqueous dispersion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/132—Chemical colour-forming components; Additives or binders therefor
- B41M5/155—Colour-developing components, e.g. acidic compounds; Additives or binders therefor; Layers containing such colour-developing components, additives or binders
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1078986A JPH02255375A (en) | 1989-03-29 | 1989-03-29 | Coupler for pressure-sensitive recording material, aqueous dispersion of coupler and preparation thereof |
JP78986/89 | 1989-03-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0419659A1 EP0419659A1 (en) | 1991-04-03 |
EP0419659A4 true EP0419659A4 (en) | 1991-07-03 |
Family
ID=13677217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19890907826 Withdrawn EP0419659A4 (en) | 1989-03-29 | 1989-06-30 | Color developer for pressure-sensitive recording medium, aqueous dispersion of color developer, and process for its preparation |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0419659A4 (en) |
JP (1) | JPH02255375A (en) |
AU (1) | AU615319B2 (en) |
WO (1) | WO1990011190A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1695988B1 (en) * | 2003-10-29 | 2010-12-29 | Xinxiang Ruifeng Chemical Co. Ltd. | Color developer resin composition, its emulsion and its preparing process |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0218810A2 (en) * | 1985-07-19 | 1987-04-22 | Jujo Paper Co., Ltd. | Colour developer and colour developing sheet for pressure-sensitive recording foils |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU560131B2 (en) * | 1977-12-02 | 1987-04-02 | Barry, Graham Charles | Invisible ink structure |
AU539032B2 (en) * | 1978-12-29 | 1984-09-06 | Appleton Papers Inc. | Furo(3,4-b) pyridin-5-(7)-one derivatives |
AU521189B2 (en) * | 1979-11-22 | 1982-03-18 | Mitsubishi Paper Mills Ltd. | Colour developing sheet for no-carbon copying process |
JPS56139991A (en) * | 1980-04-01 | 1981-10-31 | Mitsubishi Paper Mills Ltd | Developer sheet for no-carbon duplicating paper |
JPS58122891A (en) * | 1982-01-14 | 1983-07-21 | Takahashi Ink Kagaku Kogyosho:Kk | Color-developing ink |
JPS59174384A (en) * | 1983-03-24 | 1984-10-02 | Mitsubishi Paper Mills Ltd | Image recording material |
JPS63176176A (en) * | 1987-01-16 | 1988-07-20 | Jujo Paper Co Ltd | Color developing sheet for pressure sensitive copy sheet |
JPH0520807A (en) * | 1991-07-12 | 1993-01-29 | Matsushita Electric Ind Co Ltd | Floppy disk apparatus |
JPH0799968B2 (en) * | 1991-12-24 | 1995-11-01 | 神奈川県 | Media insertion type automatic seeding device |
-
1989
- 1989-03-29 JP JP1078986A patent/JPH02255375A/en active Pending
- 1989-06-30 AU AU38552/89A patent/AU615319B2/en not_active Ceased
- 1989-06-30 WO PCT/JP1989/000658 patent/WO1990011190A1/en not_active Application Discontinuation
- 1989-06-30 EP EP19890907826 patent/EP0419659A4/en not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0218810A2 (en) * | 1985-07-19 | 1987-04-22 | Jujo Paper Co., Ltd. | Colour developer and colour developing sheet for pressure-sensitive recording foils |
Non-Patent Citations (1)
Title |
---|
See also references of WO9011190A1 * |
Also Published As
Publication number | Publication date |
---|---|
JPH02255375A (en) | 1990-10-16 |
AU615319B2 (en) | 1991-09-26 |
WO1990011190A1 (en) | 1990-10-04 |
AU3855289A (en) | 1990-10-22 |
EP0419659A1 (en) | 1991-04-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19901208 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 19910515 |
|
AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): DE FR GB |
|
17Q | First examination report despatched |
Effective date: 19930816 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19931228 |