IT1318374B1 - Composti fotocromatici allo stato solido, procedimento per la loropreparazione e loro utilizzo in materiali polimerici. - Google Patents
Composti fotocromatici allo stato solido, procedimento per la loropreparazione e loro utilizzo in materiali polimerici.Info
- Publication number
- IT1318374B1 IT1318374B1 IT2000MI000435A ITMI20000435A IT1318374B1 IT 1318374 B1 IT1318374 B1 IT 1318374B1 IT 2000MI000435 A IT2000MI000435 A IT 2000MI000435A IT MI20000435 A ITMI20000435 A IT MI20000435A IT 1318374 B1 IT1318374 B1 IT 1318374B1
- Authority
- IT
- Italy
- Prior art keywords
- photocromatic
- compounds
- procedure
- preparation
- solid state
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
- C09K9/02—Organic tenebrescent materials
-
- 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)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2000MI000435A IT1318374B1 (it) | 2000-03-07 | 2000-03-07 | Composti fotocromatici allo stato solido, procedimento per la loropreparazione e loro utilizzo in materiali polimerici. |
EP01200774A EP1132449A3 (en) | 2000-03-07 | 2001-03-01 | Photochromic compounds in the solid state, process for their preparation and their use in polymeric materials |
US09/799,472 US20020006589A1 (en) | 2000-03-07 | 2001-03-06 | Photochromatic compounds in the sold state, process for their preparation and their use in polymeric materials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2000MI000435A IT1318374B1 (it) | 2000-03-07 | 2000-03-07 | Composti fotocromatici allo stato solido, procedimento per la loropreparazione e loro utilizzo in materiali polimerici. |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI20000435A0 ITMI20000435A0 (it) | 2000-03-07 |
ITMI20000435A1 ITMI20000435A1 (it) | 2001-09-07 |
IT1318374B1 true IT1318374B1 (it) | 2003-08-25 |
Family
ID=11444331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2000MI000435A IT1318374B1 (it) | 2000-03-07 | 2000-03-07 | Composti fotocromatici allo stato solido, procedimento per la loropreparazione e loro utilizzo in materiali polimerici. |
Country Status (3)
Country | Link |
---|---|
US (1) | US20020006589A1 (it) |
EP (1) | EP1132449A3 (it) |
IT (1) | IT1318374B1 (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030231338A1 (en) | 2002-05-31 | 2003-12-18 | Tatsuyoshi Haga | Network image forming apparatus system and a method of registering the image forming apparatus for use in a network |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5238981A (en) * | 1992-02-24 | 1993-08-24 | Transitions Optical, Inc. | Photochromic naphthopyrans |
GB9316858D0 (en) * | 1993-08-13 | 1993-09-29 | Pilkington Plc | Photochromic compounds |
FR2728576A1 (fr) * | 1994-12-22 | 1996-06-28 | Corning Inc | Materiaux organiques photochromiques a indice de refraction eleve et a proprietes ajustables, leur preparation et articles formes de ces materiaux |
US5658501A (en) * | 1995-06-14 | 1997-08-19 | Transitions Optical, Inc. | Substituted naphthopyrans |
DE69711640T2 (de) * | 1996-07-25 | 2002-11-21 | Corning Inc., Corning | Naphthopyrane, zusammensetzungen und artikel die diese enthalten |
-
2000
- 2000-03-07 IT IT2000MI000435A patent/IT1318374B1/it active
-
2001
- 2001-03-01 EP EP01200774A patent/EP1132449A3/en not_active Withdrawn
- 2001-03-06 US US09/799,472 patent/US20020006589A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
ITMI20000435A0 (it) | 2000-03-07 |
EP1132449A2 (en) | 2001-09-12 |
ITMI20000435A1 (it) | 2001-09-07 |
EP1132449A3 (en) | 2001-11-28 |
US20020006589A1 (en) | 2002-01-17 |
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