IT8919407A0 - Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono. - Google Patents

Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono.

Info

Publication number
IT8919407A0
IT8919407A0 IT8919407A IT1940789A IT8919407A0 IT 8919407 A0 IT8919407 A0 IT 8919407A0 IT 8919407 A IT8919407 A IT 8919407A IT 1940789 A IT1940789 A IT 1940789A IT 8919407 A0 IT8919407 A0 IT 8919407A0
Authority
IT
Italy
Prior art keywords
photochromic
contain
resistance
light fatigue
articles
Prior art date
Application number
IT8919407A
Other languages
English (en)
Other versions
IT1230711B (it
Inventor
Carlo Busetto
Luciana Crisci
Fiorenzo Renzi
Franco Rivetti
Original Assignee
Enichem Sintesi
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Enichem Sintesi filed Critical Enichem Sintesi
Publication of IT8919407A0 publication Critical patent/IT8919407A0/it
Priority to IT8919407A priority Critical patent/IT1230711B/it
Priority to AT90200235T priority patent/ATE125958T1/de
Priority to DK90200235.1T priority patent/DK0382294T3/da
Priority to EP90200235A priority patent/EP0382294B1/en
Priority to ES90200235T priority patent/ES2075133T3/es
Priority to DE69021225T priority patent/DE69021225T2/de
Priority to JP2028593A priority patent/JP2873707B2/ja
Application granted granted Critical
Publication of IT1230711B publication Critical patent/IT1230711B/it
Priority to US07/853,910 priority patent/US5225113A/en
Priority to GR950402334T priority patent/GR3017226T3/el

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C—Si linkages
    • C07F7/0834—Compounds having one or more O-Si linkage
    • C07F7/0838—Compounds with one or more Si-O-Si sequences
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/54—Silicon-containing compounds
    • C08K5/544—Silicon-containing compounds containing nitrogen
    • C08K5/5477—Silicon-containing compounds containing nitrogen containing nitrogen in a heterocyclic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Hydrogenated Pyridines (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
IT8919407A 1989-02-10 1989-02-10 Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono. IT1230711B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT8919407A IT1230711B (it) 1989-02-10 1989-02-10 Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono.
ES90200235T ES2075133T3 (es) 1989-02-10 1990-02-01 Composicion fotocromatica dotada de resistencia a la fatiga por la luz y articulos fotocromaticos que la contienen.
DK90200235.1T DK0382294T3 (da) 1989-02-10 1990-02-01 Lysbestandig fotochromatisk sammensætning og fotochromatiske genstande, der indeholder den
EP90200235A EP0382294B1 (en) 1989-02-10 1990-02-01 Photochromic composition endowed with light fatigue resistance and photochromic articles which contain it
AT90200235T ATE125958T1 (de) 1989-02-10 1990-02-01 Lichtbeständige photochrome zusammensetzung und diese enthaltende photochrome gegenstände.
DE69021225T DE69021225T2 (de) 1989-02-10 1990-02-01 Lichtbeständige photochrome Zusammensetzung und diese enthaltende photochrome Gegenstände.
JP2028593A JP2873707B2 (ja) 1989-02-10 1990-02-09 光互変剤組成物及び光互変性重合体組成物
US07/853,910 US5225113A (en) 1989-02-10 1992-03-19 Photochromatic composition endowed with light fatigue resistance and photochromatic articles which contain it
GR950402334T GR3017226T3 (en) 1989-02-10 1995-08-30 Photochromic composition endowed with light fatigue resistance and photochromic articles which contain it.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8919407A IT1230711B (it) 1989-02-10 1989-02-10 Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono.

Publications (2)

Publication Number Publication Date
IT8919407A0 true IT8919407A0 (it) 1989-02-10
IT1230711B IT1230711B (it) 1991-10-29

Family

ID=11157508

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8919407A IT1230711B (it) 1989-02-10 1989-02-10 Composizione fotocromatica dotata di resistenza a fatica alla luce e articoli fotocromatici che la contengono.

Country Status (8)

Country Link
EP (1) EP0382294B1 (it)
JP (1) JP2873707B2 (it)
AT (1) ATE125958T1 (it)
DE (1) DE69021225T2 (it)
DK (1) DK0382294T3 (it)
ES (1) ES2075133T3 (it)
GR (1) GR3017226T3 (it)
IT (1) IT1230711B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1243719B (it) * 1990-09-18 1994-06-21 Enichem Sintesi Miscela stabilizzante per composti ad attivita' fotocromatica
IT1298452B1 (it) * 1998-02-26 2000-01-10 Great Lakes Chemical Italia Composizioni fotocromatiche dotate di resistenza a fatica alla luce ed articoli fotocromatici che le contengono
WO2015148619A1 (en) * 2014-03-25 2015-10-01 Sabic Global Technologies B.V. Color changing material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177186A (en) * 1975-05-28 1979-12-04 Ciba-Geigy Corporation Stabilization of light-sensitive polymers
CA1268034A (en) * 1985-01-31 1990-04-24 Nori Y.C. Chu Photochromic composition resistant to fatigue
IT1197491B (it) * 1986-10-08 1988-11-30 Enichem Sintesi Stabilizzanti u.v. silitati contenenti ammine impedite terziarie

Also Published As

Publication number Publication date
JP2873707B2 (ja) 1999-03-24
EP0382294A1 (en) 1990-08-16
ES2075133T3 (es) 1995-10-01
DK0382294T3 (da) 1995-10-30
JPH02265967A (ja) 1990-10-30
EP0382294B1 (en) 1995-08-02
IT1230711B (it) 1991-10-29
ATE125958T1 (de) 1995-08-15
DE69021225D1 (de) 1995-09-07
DE69021225T2 (de) 1996-01-25
GR3017226T3 (en) 1995-11-30

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970218