IT1046887B - Composti fotocromici e processo di loro preparazione - Google Patents
Composti fotocromici e processo di loro preparazioneInfo
- Publication number
- IT1046887B IT1046887B IT2569275A IT2569275A IT1046887B IT 1046887 B IT1046887 B IT 1046887B IT 2569275 A IT2569275 A IT 2569275A IT 2569275 A IT2569275 A IT 2569275A IT 1046887 B IT1046887 B IT 1046887B
- Authority
- IT
- Italy
- Prior art keywords
- photocromic
- compounds
- preparation process
- preparation
- photocromic compounds
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
-
- 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
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Plural Heterocyclic Compounds (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Furan Compounds (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3371974A GB1464603A (en) | 1974-07-31 | 1974-07-31 | Substituted organic photochromic compounds and processes for their preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1046887B true IT1046887B (it) | 1980-07-31 |
Family
ID=10356577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2569275A IT1046887B (it) | 1974-07-31 | 1975-07-23 | Composti fotocromici e processo di loro preparazione |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS6052150B2 (ja) |
DE (1) | DE2532224C2 (ja) |
FR (1) | FR2280637A1 (ja) |
GB (1) | GB1464603A (ja) |
IT (1) | IT1046887B (ja) |
NL (1) | NL7508987A (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4220708A (en) * | 1977-07-22 | 1980-09-02 | Heller Harold G | Photochromic compounds |
GB1600615A (en) * | 1977-10-28 | 1981-10-21 | Plessey Co Ltd | Photochromic compounds |
GB2104504B (en) * | 1981-07-16 | 1985-05-09 | English Clays Lovering Pochin | Stabilisation of photochromic fulgides and fulgimides |
GB2146327B (en) * | 1983-09-07 | 1986-11-26 | Plessey Co Plc | Photochromic fused-ring organic compounds and their use in photoreactive lenses |
JPS60160563A (ja) * | 1984-01-18 | 1985-08-22 | Toshiba Battery Co Ltd | 非水電解液電池用正極の製造法 |
JPS60198053A (ja) * | 1984-02-23 | 1985-10-07 | Toshiba Battery Co Ltd | 非水電解液電池用正極の製造方法 |
GB8501779D0 (en) * | 1985-01-24 | 1985-02-27 | Plessey Co Plc | Photochromic 3-pyrryl fulgides |
EP0239376A3 (en) * | 1986-03-27 | 1988-05-11 | Gec-Marconi Limited | Contrast enhanced photolithography |
GB8613420D0 (en) * | 1986-06-03 | 1986-07-09 | Plessey Co Plc | Photochromic gamma butyrolactones |
JPS63101374A (ja) * | 1986-10-17 | 1988-05-06 | Agency Of Ind Science & Technol | フオトクロミツク材料の中間物 |
JPS62242677A (ja) * | 1986-04-16 | 1987-10-23 | Agency Of Ind Science & Technol | フォトクロミック材料 |
GB8620430D0 (en) * | 1986-08-22 | 1986-10-01 | Plessey Co Plc | Marking of articles |
DE4007636A1 (de) * | 1990-03-10 | 1991-09-12 | Basf Ag | Photochrome monomere und hieraus hergestellte photochrome polymerisate |
US9164480B2 (en) * | 2006-12-14 | 2015-10-20 | General Electric Company | Holographic data storage device and method of making |
-
1974
- 1974-07-31 GB GB3371974A patent/GB1464603A/en not_active Expired
-
1975
- 1975-07-18 DE DE19752532224 patent/DE2532224C2/de not_active Expired
- 1975-07-23 JP JP8999575A patent/JPS6052150B2/ja not_active Expired
- 1975-07-23 IT IT2569275A patent/IT1046887B/it active
- 1975-07-24 FR FR7523123A patent/FR2280637A1/fr active Granted
- 1975-07-28 NL NL7508987A patent/NL7508987A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2280637A1 (fr) | 1976-02-27 |
GB1464603A (en) | 1977-02-16 |
JPS6052150B2 (ja) | 1985-11-18 |
NL7508987A (nl) | 1976-02-03 |
DE2532224C2 (de) | 1986-03-06 |
JPS5136449A (ja) | 1976-03-27 |
DE2532224A1 (de) | 1976-02-12 |
FR2280637B1 (ja) | 1980-03-07 |
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