CA946614A - Color developing sheet for pressure sensitive copying paper - Google Patents
Color developing sheet for pressure sensitive copying paperInfo
- Publication number
- CA946614A CA946614A CA114,692A CA114692A CA946614A CA 946614 A CA946614 A CA 946614A CA 114692 A CA114692 A CA 114692A CA 946614 A CA946614 A CA 946614A
- Authority
- CA
- Canada
- Prior art keywords
- pressure sensitive
- color developing
- copying paper
- sensitive copying
- developing sheet
- 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.)
- Expired
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 |
---|---|---|---|
JP45048545A JPS4833209B1 (en) | 1970-06-05 | 1970-06-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA946614A true CA946614A (en) | 1974-05-07 |
Family
ID=12806326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA114,692A Expired CA946614A (en) | 1970-06-05 | 1971-06-03 | Color developing sheet for pressure sensitive copying paper |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS4833209B1 (en) |
BE (1) | BE768141A (en) |
CA (1) | CA946614A (en) |
DE (1) | DE2127852B2 (en) |
ES (1) | ES391901A1 (en) |
FR (1) | FR2095872A5 (en) |
GB (1) | GB1356402A (en) |
IE (1) | IE36465B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5396922U (en) * | 1977-01-07 | 1978-08-07 | ||
EP0036117B1 (en) | 1980-03-14 | 1986-02-05 | Spezial-Papiermaschinenfabrik August Alfred Krupp GmbH & Co | Pressure-sensitive recording material |
US4372582A (en) | 1981-03-30 | 1983-02-08 | Minnesota Mining And Manufacturing Company | Stabilizer for electron doner-acceptor carbonless copying systems |
-
1970
- 1970-06-05 JP JP45048545A patent/JPS4833209B1/ja active Pending
-
1971
- 1971-06-03 IE IE71671A patent/IE36465B1/en unknown
- 1971-06-03 CA CA114,692A patent/CA946614A/en not_active Expired
- 1971-06-03 ES ES391901A patent/ES391901A1/en not_active Expired
- 1971-06-03 FR FR7120145A patent/FR2095872A5/fr not_active Expired
- 1971-06-03 GB GB1888371A patent/GB1356402A/en not_active Expired
- 1971-06-04 DE DE19712127852 patent/DE2127852B2/en active Pending
- 1971-06-04 BE BE768141A patent/BE768141A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS4833209B1 (en) | 1973-10-12 |
ES391901A1 (en) | 1973-07-01 |
DE2127852A1 (en) | 1971-12-23 |
IE36465L (en) | 1971-12-05 |
GB1356402A (en) | 1974-06-12 |
IE36465B1 (en) | 1976-11-10 |
DE2127852B2 (en) | 1973-11-08 |
FR2095872A5 (en) | 1972-02-11 |
BE768141A (en) | 1971-11-03 |
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