BR8600381A - Processo de aumento da resistencia a fadiga de luz de uma composicao fotocromica e composicao fotocromica - Google Patents
Processo de aumento da resistencia a fadiga de luz de uma composicao fotocromica e composicao fotocromicaInfo
- Publication number
- BR8600381A BR8600381A BR8600381A BR8600381A BR8600381A BR 8600381 A BR8600381 A BR 8600381A BR 8600381 A BR8600381 A BR 8600381A BR 8600381 A BR8600381 A BR 8600381A BR 8600381 A BR8600381 A BR 8600381A
- Authority
- BR
- Brazil
- Prior art keywords
- photochromic composition
- dye
- resistance
- increasing
- light fatigue
- Prior art date
Links
- 239000000326 ultraviolet stabilizing agent Substances 0.000 abstract 3
- BCHZICNRHXRCHY-UHFFFAOYSA-N 2h-oxazine Chemical compound N1OC=CC=C1 BCHZICNRHXRCHY-UHFFFAOYSA-N 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 230000005281 excited state Effects 0.000 abstract 1
- 239000004611 light stabiliser Substances 0.000 abstract 1
- 125000003003 spiro group Chemical group 0.000 abstract 1
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)
- Compositions Of Macromolecular Compounds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Medicinal Preparation (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Glass Compositions (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69645285A | 1985-01-31 | 1985-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8600381A true BR8600381A (pt) | 1986-10-14 |
Family
ID=24797122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8600381A BR8600381A (pt) | 1985-01-31 | 1986-01-30 | Processo de aumento da resistencia a fadiga de luz de uma composicao fotocromica e composicao fotocromica |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0195898B1 (https=) |
| JP (1) | JPS61241383A (https=) |
| AT (1) | ATE38391T1 (https=) |
| BR (1) | BR8600381A (https=) |
| CA (1) | CA1268034A (https=) |
| DE (1) | DE3661076D1 (https=) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0277639B1 (en) * | 1987-02-02 | 1995-01-25 | Toray Industries, Inc. | Photochromic compound |
| JPH0794657B2 (ja) * | 1987-10-16 | 1995-10-11 | 日産自動車株式会社 | フォトクロミック感光性材料 |
| US5180524A (en) * | 1987-11-05 | 1993-01-19 | Enichem Synthesis S.P.A. | Photochromatic composition and photochromatic articles which contain it |
| IT1223067B (it) * | 1987-11-05 | 1990-09-12 | Enichem Sintesi | Composto fotocromatico ed articoli fotocromatici che lo contengono |
| US5017225A (en) * | 1987-12-02 | 1991-05-21 | Japan Capsular Products Inc. | Microencapsulated photochromic material, process for its preparation and a water-base ink composition prepared therefrom |
| JP2545606B2 (ja) * | 1988-07-05 | 1996-10-23 | 呉羽化学工業株式会社 | フォトクロミック化合物およびフォトクロミック組成物 |
| GB8828091D0 (en) * | 1988-12-01 | 1989-01-05 | Traqson Ltd | Security marking |
| US5225113A (en) * | 1989-02-10 | 1993-07-06 | Enichem Synthesis S.P.A. | Photochromatic composition endowed with light fatigue resistance and photochromatic articles which contain it |
| IT1230711B (it) * | 1989-02-10 | 1991-10-29 | Enichem Sintesi | Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono. |
| JP2755444B2 (ja) * | 1989-09-28 | 1998-05-20 | 株式会社トクヤマ | クロメン組成物 |
| AU637868B2 (en) * | 1990-07-04 | 1993-06-10 | Lintec Corporation | Photochromic composition |
| EP0612796A1 (en) * | 1993-02-23 | 1994-08-31 | Ciba-Geigy Ag | Stabilisation of organic pigments |
| EP0612816B1 (en) * | 1993-02-23 | 1999-11-17 | Ciba SC Holding AG | Stabilisation of pyrrolopyrrole pigments |
| WO2008043853A2 (en) * | 2006-10-12 | 2008-04-17 | Opco Gmbh | Photochromic film |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD156372A1 (de) * | 1981-02-13 | 1982-08-18 | Manfred Reichenbaecher | Photochrome medien unter verwendung von 1,4-2h-oxazinen und spirophenanthro-1,4-2h-oxazinen |
| US4440672A (en) * | 1982-03-22 | 1984-04-03 | American Optical Corporation | Photochromic composition resistant to fatigue |
-
1986
- 1986-01-21 CA CA000499989A patent/CA1268034A/en not_active Expired - Lifetime
- 1986-01-30 BR BR8600381A patent/BR8600381A/pt not_active IP Right Cessation
- 1986-01-31 JP JP61020026A patent/JPS61241383A/ja active Granted
- 1986-01-31 DE DE8686101289T patent/DE3661076D1/de not_active Expired
- 1986-01-31 EP EP86101289A patent/EP0195898B1/en not_active Expired
- 1986-01-31 AT AT86101289T patent/ATE38391T1/de active
Also Published As
| Publication number | Publication date |
|---|---|
| EP0195898A1 (en) | 1986-10-01 |
| ATE38391T1 (de) | 1988-11-15 |
| EP0195898B1 (en) | 1988-11-02 |
| JPH0343315B2 (https=) | 1991-07-02 |
| JPS61241383A (ja) | 1986-10-27 |
| DE3661076D1 (en) | 1988-12-08 |
| CA1268034A (en) | 1990-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 30/01/2001 |