NL7008081A - - Google Patents
Info
- Publication number
- NL7008081A NL7008081A NL7008081A NL7008081A NL7008081A NL 7008081 A NL7008081 A NL 7008081A NL 7008081 A NL7008081 A NL 7008081A NL 7008081 A NL7008081 A NL 7008081A NL 7008081 A NL7008081 A NL 7008081A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6918619A FR2049297A5 (fr) | 1969-06-06 | 1969-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7008081A true NL7008081A (fr) | 1970-12-08 |
Family
ID=9035234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7008081A NL7008081A (fr) | 1969-06-06 | 1970-06-03 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE751582A (fr) |
| DE (1) | DE2027581A1 (fr) |
| FR (1) | FR2049297A5 (fr) |
| GB (1) | GB1310918A (fr) |
| LU (1) | LU61071A1 (fr) |
| NL (1) | NL7008081A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9225346D0 (en) * | 1992-12-03 | 1993-01-27 | Pilkington Plc | Photochromic compounds |
| GB9225347D0 (en) * | 1992-12-03 | 1993-01-27 | Pilkington Plc | Photo reactive material |
| GB9225348D0 (en) * | 1992-12-03 | 1993-01-27 | Pilkington Plc | Bridged photochromics |
-
1969
- 1969-06-06 FR FR6918619A patent/FR2049297A5/fr not_active Expired
-
1970
- 1970-06-03 NL NL7008081A patent/NL7008081A/xx unknown
- 1970-06-04 DE DE19702027581 patent/DE2027581A1/de active Pending
- 1970-06-05 GB GB2728970A patent/GB1310918A/en not_active Expired
- 1970-06-05 LU LU61071D patent/LU61071A1/xx unknown
- 1970-06-05 BE BE751582D patent/BE751582A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE751582A (fr) | 1970-12-07 |
| GB1310918A (en) | 1973-03-21 |
| DE2027581A1 (de) | 1971-01-28 |
| LU61071A1 (fr) | 1971-07-01 |
| FR2049297A5 (fr) | 1971-03-26 |