ES513972A0 - "procedimiento para la estabilizacion de compuestos fotocromicos". - Google Patents
"procedimiento para la estabilizacion de compuestos fotocromicos".Info
- Publication number
- ES513972A0 ES513972A0 ES513972A ES513972A ES513972A0 ES 513972 A0 ES513972 A0 ES 513972A0 ES 513972 A ES513972 A ES 513972A ES 513972 A ES513972 A ES 513972A ES 513972 A0 ES513972 A0 ES 513972A0
- Authority
- ES
- Spain
- Prior art keywords
- stabilization
- procedure
- photochrome
- compounds
- photochrome compounds
- Prior art date
- 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.)
- Granted
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
- G03C1/72—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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Paper (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8121910 | 1981-07-16 | ||
GB8127042 | 1981-09-07 | ||
GB08214167A GB2104504B (en) | 1981-07-16 | 1982-05-14 | Stabilisation of photochromic fulgides and fulgimides |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8400609A1 ES8400609A1 (es) | 1983-10-16 |
ES513972A0 true ES513972A0 (es) | 1983-10-16 |
Family
ID=27261228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES513972A Granted ES513972A0 (es) | 1981-07-16 | 1982-07-14 | "procedimiento para la estabilizacion de compuestos fotocromicos". |
Country Status (6)
Country | Link |
---|---|
US (1) | US4503177A (es) |
EP (1) | EP0070631B1 (es) |
CA (1) | CA1178046A (es) |
DE (1) | DE3266183D1 (es) |
ES (1) | ES513972A0 (es) |
GB (1) | GB2104504B (es) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4576766A (en) * | 1983-09-07 | 1986-03-18 | The Plessey Company Plc | Photochromic compounds and their use in photoreactive lenses |
GB8501779D0 (en) * | 1985-01-24 | 1985-02-27 | Plessey Co Plc | Photochromic 3-pyrryl fulgides |
JPS62108245A (ja) * | 1985-11-06 | 1987-05-19 | Res Dev Corp Of Japan | フオトクロミツク材料、フオトクロミツク素子及び情報記録及び消去方法 |
US4789965A (en) * | 1986-10-31 | 1988-12-06 | The University Of Utah | Methods and compositions for recording optical information employing molecular pseudorotation |
GB8703400D0 (en) * | 1987-02-13 | 1987-03-18 | Courtaulds Plc | Security marking |
US4931220A (en) * | 1987-11-24 | 1990-06-05 | Ppg Industries, Inc. | Organic photochromic pigment particulates |
GB8828091D0 (en) * | 1988-12-01 | 1989-01-05 | Traqson Ltd | Security marking |
US4980089A (en) * | 1989-07-12 | 1990-12-25 | Ppg Industries, Inc. | Photochromic spiropyran compounds |
GB2240851A (en) * | 1990-01-17 | 1991-08-14 | Courtaulds Plc | Photochromic imaging process |
AU658271B2 (en) * | 1992-03-26 | 1995-04-06 | Tanabe Seiyaku Co., Ltd. | Butadiene derivatives and process for preparing the same |
US5699182A (en) * | 1995-05-25 | 1997-12-16 | Xytronyx, Inc. | Light fatigue resistant photochromic formulations |
FR2790264A1 (fr) * | 1999-02-26 | 2000-09-01 | Essilor Int | Procede de preparation d'un latex a proprietes photochromiques et ses applications, en particulier dans le domaine ophtalmique |
JP4174393B2 (ja) * | 2002-10-30 | 2008-10-29 | パイロットインキ株式会社 | 互変的色彩記憶性光変色性玩具 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL226160A (es) * | 1935-12-31 | |||
GB993944A (en) * | 1961-05-02 | 1965-06-02 | Huber Corp J M | Colored pigments |
GB1000531A (en) * | 1961-05-24 | 1965-08-04 | Huber Corp J M | Colored pigments |
US3322542A (en) * | 1963-11-14 | 1967-05-30 | American Cyanamid Co | Stabilization additives for photochromic compounds |
GB1051997A (es) * | 1964-10-27 | 1900-01-01 | ||
US3825427A (en) * | 1967-02-20 | 1974-07-23 | Canon Camera Co | Recording member of photocolor developing and eliminating material and the recording method |
GB1271655A (en) * | 1968-03-25 | 1972-04-26 | Hawker Siddeley Dynamics Ltd | Derivatives of fulgimide |
US3925076A (en) * | 1971-02-16 | 1975-12-09 | Monsanto Co | Light sensitive compositions and products |
US4145536A (en) * | 1973-09-01 | 1979-03-20 | Heller Harold G | Photochromic compounds |
GB1464603A (en) * | 1974-07-31 | 1977-02-16 | Heller H | Substituted organic photochromic compounds and processes for their preparation |
US4012232A (en) * | 1974-12-23 | 1977-03-15 | Nori Y. C. Chu | Stabilized photochromic materials |
US4026883A (en) * | 1975-04-10 | 1977-05-31 | Ncr Corporation | Derivatives of dianhydrides as vinyl color formers |
GB1572351A (en) * | 1976-05-21 | 1980-07-30 | English Clays Lovering Pochin | Dewatering of aqueous suspensions of fine particulate solids |
NL7714607A (nl) * | 1977-05-31 | 1978-12-04 | Plessey Co Ltd | Fotochrome verbindingen en werkwijze voor het bereiden daarvan alsmede registreer- of weer- gaveinrichting voor fotochrome beelden en werk- wijze voor het vormen van een tijdelijk beeld. |
US4220708A (en) * | 1977-07-22 | 1980-09-02 | Heller Harold G | Photochromic compounds |
GB2104539A (en) * | 1981-08-01 | 1983-03-09 | Plessey Co Plc | Photochromic materials |
-
1982
- 1982-05-14 GB GB08214167A patent/GB2104504B/en not_active Expired
- 1982-06-24 EP EP82303291A patent/EP0070631B1/en not_active Expired
- 1982-06-24 DE DE8282303291T patent/DE3266183D1/de not_active Expired
- 1982-07-05 CA CA000406608A patent/CA1178046A/en not_active Expired
- 1982-07-06 US US06/395,700 patent/US4503177A/en not_active Expired - Fee Related
- 1982-07-14 ES ES513972A patent/ES513972A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2104504B (en) | 1985-05-09 |
GB2104504A (en) | 1983-03-09 |
EP0070631B1 (en) | 1985-09-11 |
US4503177A (en) | 1985-03-05 |
ES8400609A1 (es) | 1983-10-16 |
EP0070631A1 (en) | 1983-01-26 |
CA1178046A (en) | 1984-11-20 |
DE3266183D1 (en) | 1985-10-17 |
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