BE514921A - - Google Patents
Info
- Publication number
- BE514921A BE514921A BE514921DA BE514921A BE 514921 A BE514921 A BE 514921A BE 514921D A BE514921D A BE 514921DA BE 514921 A BE514921 A BE 514921A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
- B41M1/36—Printing on other surfaces than ordinary paper on pretreated paper, e.g. parchment, oiled paper, paper for registration purposes
-
- 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
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 |
|---|---|---|---|
| US25224151A | 1951-10-20 | 1951-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE514921A true BE514921A (https=) |
Family
ID=22955181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE514921D BE514921A (https=) | 1951-10-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE514921A (https=) |
| CH (1) | CH304411A (https=) |
| DE (1) | DE934475C (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE566360A (https=) * | 1957-02-22 |
-
0
- BE BE514921D patent/BE514921A/xx unknown
-
1952
- 1952-10-16 CH CH304411D patent/CH304411A/fr unknown
- 1952-10-18 DE DEN6232A patent/DE934475C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE934475C (de) | 1955-10-27 |
| CH304411A (fr) | 1955-01-15 |