JPS49103710A - - Google Patents
Info
- Publication number
- JPS49103710A JPS49103710A JP49008185A JP818574A JPS49103710A JP S49103710 A JPS49103710 A JP S49103710A JP 49008185 A JP49008185 A JP 49008185A JP 818574 A JP818574 A JP 818574A JP S49103710 A JPS49103710 A JP S49103710A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
-
- 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
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds
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 |
|---|---|---|---|
| GB273673 | 1973-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS49103710A true JPS49103710A (fr) | 1974-10-01 |
Family
ID=9744924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49008185A Pending JPS49103710A (fr) | 1973-01-18 | 1974-01-17 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS49103710A (fr) |
| BE (1) | BE812208A (fr) |
| DE (1) | DE2402384A1 (fr) |
| IT (1) | IT1009108B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4197346A (en) * | 1978-10-10 | 1980-04-08 | Appleton Papers Inc. | Self-contained pressure-sensitive record material and process of preparation |
| JPS591297A (ja) * | 1982-06-29 | 1984-01-06 | Mita Ind Co Ltd | 黒色感熱記録要素 |
| US4639271A (en) * | 1985-04-24 | 1987-01-27 | Moore Business Forms, Inc. | Chromogenic mixtures |
-
1974
- 1974-01-17 JP JP49008185A patent/JPS49103710A/ja active Pending
- 1974-01-17 IT IT6713574A patent/IT1009108B/it active
- 1974-01-18 DE DE2402384A patent/DE2402384A1/de active Pending
- 1974-03-12 BE BE141932A patent/BE812208A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2402384A1 (de) | 1974-07-25 |
| BE812208A (fr) | 1974-09-12 |
| IT1009108B (it) | 1976-12-10 |