NL81221C - - Google Patents
Info
- Publication number
- NL81221C NL81221C NL81221DA NL81221C NL 81221 C NL81221 C NL 81221C NL 81221D A NL81221D A NL 81221DA NL 81221 C NL81221 C NL 81221C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/022—Quinonediazides
- G03F7/0223—Iminoquinonediazides; Para-quinonediazides
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE307353X | 1951-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81221C true NL81221C (en) |
Family
ID=6121382
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7701930,A NL170133B (en) | 1951-06-07 | PROCESS FOR THE PREPARATION OF AN AROMATIC DICARBONIC ACID. | |
| NL81221D NL81221C (en) | 1951-06-07 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7701930,A NL170133B (en) | 1951-06-07 | PROCESS FOR THE PREPARATION OF AN AROMATIC DICARBONIC ACID. |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH307353A (en) |
| FR (1) | FR1058067A (en) |
| GB (1) | GB715663A (en) |
| NL (2) | NL81221C (en) |
-
0
- NL NLAANVRAGE7701930,A patent/NL170133B/en unknown
- NL NL81221D patent/NL81221C/xx active
-
1952
- 1952-06-06 CH CH307353D patent/CH307353A/en unknown
- 1952-06-06 GB GB14397/52A patent/GB715663A/en not_active Expired
- 1952-06-06 FR FR1058067D patent/FR1058067A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL170133B (en) | |
| GB715663A (en) | 1954-09-15 |
| CH307353A (en) | 1955-05-31 |
| FR1058067A (en) | 1954-03-12 |