BE867519A - PRESSURE SENSITIVE MATERIAL FOR RECORDING OR COPYING - Google Patents
PRESSURE SENSITIVE MATERIAL FOR RECORDING OR COPYINGInfo
- Publication number
- BE867519A BE867519A BE188064A BE188064A BE867519A BE 867519 A BE867519 A BE 867519A BE 188064 A BE188064 A BE 188064A BE 188064 A BE188064 A BE 188064A BE 867519 A BE867519 A BE 867519A
- Authority
- BE
- Belgium
- Prior art keywords
- copying
- recording
- pressure sensitive
- sensitive material
- pressure
- Prior art date
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772724295 DE2724295A1 (en) | 1977-05-28 | 1977-05-28 | Thermosensitive material for recording or copying sheets - contains electronegatively substd. mono- or poly:aldehyde or its reaction prod. with hydroxy cpd. as developer |
Publications (1)
Publication Number | Publication Date |
---|---|
BE867519A true BE867519A (en) | 1978-11-27 |
Family
ID=6010170
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE188063A BE867518A (en) | 1977-05-28 | 1978-05-26 | THERMOSENSITIVE MATERIAL FOR RECORDING OR COPYING |
BE188064A BE867519A (en) | 1977-05-28 | 1978-05-26 | PRESSURE SENSITIVE MATERIAL FOR RECORDING OR COPYING |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE188063A BE867518A (en) | 1977-05-28 | 1978-05-26 | THERMOSENSITIVE MATERIAL FOR RECORDING OR COPYING |
Country Status (2)
Country | Link |
---|---|
BE (2) | BE867518A (en) |
DE (1) | DE2724295A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0012112A1 (en) * | 1978-11-23 | 1980-06-11 | Ciba-Geigy Ag | Pressure-sensitive or heat-sensitive recording material |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3823022A (en) * | 1970-03-16 | 1974-07-09 | Dick Co Ab | Method for making copy sheets with a concealed image and visual development of same |
JPS527372B2 (en) * | 1972-07-14 | 1977-03-02 |
-
1977
- 1977-05-28 DE DE19772724295 patent/DE2724295A1/en not_active Ceased
-
1978
- 1978-05-26 BE BE188063A patent/BE867518A/en not_active IP Right Cessation
- 1978-05-26 BE BE188064A patent/BE867519A/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0012112A1 (en) * | 1978-11-23 | 1980-06-11 | Ciba-Geigy Ag | Pressure-sensitive or heat-sensitive recording material |
Also Published As
Publication number | Publication date |
---|---|
DE2724295A1 (en) | 1978-12-14 |
BE867518A (en) | 1978-11-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19840526 |