IT8025374A0 - Composizione fotocromatica. - Google Patents

Composizione fotocromatica.

Info

Publication number
IT8025374A0
IT8025374A0 IT8025374A IT2537480A IT8025374A0 IT 8025374 A0 IT8025374 A0 IT 8025374A0 IT 8025374 A IT8025374 A IT 8025374A IT 2537480 A IT2537480 A IT 2537480A IT 8025374 A0 IT8025374 A0 IT 8025374A0
Authority
IT
Italy
Prior art keywords
photochromic composition
photochromic
composition
Prior art date
Application number
IT8025374A
Other languages
English (en)
Other versions
IT1194818B (it
Inventor
Aristide Pelizza
Giampiero Pelizza
Original Assignee
Synterge S N C
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 Synterge S N C filed Critical Synterge S N C
Priority to IT25374/80A priority Critical patent/IT1194818B/it
Publication of IT8025374A0 publication Critical patent/IT8025374A0/it
Priority to EP81830195A priority patent/EP0050594A3/en
Application granted granted Critical
Publication of IT1194818B publication Critical patent/IT1194818B/it

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)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
IT25374/80A 1980-10-16 1980-10-16 Composizione fotocromatica IT1194818B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT25374/80A IT1194818B (it) 1980-10-16 1980-10-16 Composizione fotocromatica
EP81830195A EP0050594A3 (en) 1980-10-16 1981-10-15 Photochromic composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25374/80A IT1194818B (it) 1980-10-16 1980-10-16 Composizione fotocromatica

Publications (2)

Publication Number Publication Date
IT8025374A0 true IT8025374A0 (it) 1980-10-16
IT1194818B IT1194818B (it) 1988-09-28

Family

ID=11216503

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25374/80A IT1194818B (it) 1980-10-16 1980-10-16 Composizione fotocromatica

Country Status (2)

Country Link
EP (1) EP0050594A3 (it)
IT (1) IT1194818B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4423904A1 (de) * 1994-07-10 1996-01-11 Rodenstock Optik G Photochrome Substanzen (Auto)
US7077985B2 (en) 2000-05-30 2006-07-18 Vision-Ease Lens Injection molding of lens
US7858001B2 (en) 2003-09-09 2010-12-28 Insight Equity A.P.X., L.P. Photochromic lens
EP2955567A1 (en) 2003-09-09 2015-12-16 Insight Equity A.P.X., LP Photochromic polyurethane laminate
WO2006094313A2 (en) 2005-03-04 2006-09-08 Vision-Ease Lens Forming method for polymeric laminated wafers comprising different film materials

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519635A (en) * 1968-04-18 1970-07-07 American Cyanamid Co Photochromic compositions of a thermoplastic polymer and a polymeric material
US3575872A (en) * 1969-08-27 1971-04-20 American Cyanamid Co Selenocarbazonates and their use as photochromic materials
US4043637A (en) * 1973-06-15 1977-08-23 American Optical Corporation Photochromic light valve

Also Published As

Publication number Publication date
IT1194818B (it) 1988-09-28
EP0050594A3 (en) 1982-05-26
EP0050594A2 (en) 1982-04-28

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