FR1253042A - Dérivés du 1, 3, 3 triméthyle-spiro - Google Patents

Dérivés du 1, 3, 3 triméthyle-spiro

Info

Publication number
FR1253042A
FR1253042A FR823080A FR823080A FR1253042A FR 1253042 A FR1253042 A FR 1253042A FR 823080 A FR823080 A FR 823080A FR 823080 A FR823080 A FR 823080A FR 1253042 A FR1253042 A FR 1253042A
Authority
FR
France
Prior art keywords
derivatives
trimethyl spiro
spiro
trimethyl
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.)
Expired
Application number
FR823080A
Other languages
English (en)
Inventor
Elliot Berman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Priority to FR823080A priority Critical patent/FR1253042A/fr
Application granted granted Critical
Publication of FR1253042A publication Critical patent/FR1253042A/fr
Expired legal-status Critical Current

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
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
    • C07F9/02—Phosphorus compounds
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6561—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom containing systems of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring or ring system, with or without other non-condensed hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
  • Indole Compounds (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
FR823080A 1959-04-03 1960-04-01 Dérivés du 1, 3, 3 triméthyle-spiro Expired FR1253042A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR823080A FR1253042A (fr) 1959-04-03 1960-04-01 Dérivés du 1, 3, 3 triméthyle-spiro

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US80383659A 1959-04-03 1959-04-03
FR823080A FR1253042A (fr) 1959-04-03 1960-04-01 Dérivés du 1, 3, 3 triméthyle-spiro
US108710A US3100778A (en) 1959-04-03 1961-05-09 Derivatives of 1,3,3 trimethyl-spiro (2'h-1'-benzopyran-2,2'-indolene)

Publications (1)

Publication Number Publication Date
FR1253042A true FR1253042A (fr) 1961-02-03

Family

ID=26806185

Family Applications (1)

Application Number Title Priority Date Filing Date
FR823080A Expired FR1253042A (fr) 1959-04-03 1960-04-01 Dérivés du 1, 3, 3 triméthyle-spiro

Country Status (6)

Country Link
US (1) US3100778A (fr)
CH (1) CH462812A (fr)
DE (1) DE1293773B (fr)
FR (1) FR1253042A (fr)
GB (1) GB887958A (fr)
NL (2) NL250081A (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL127064C (fr) * 1959-07-16
US3320067A (en) * 1963-09-03 1967-05-16 Polaroid Corp Composition and process utilizing photospirans
US3243428A (en) * 1963-11-18 1966-03-29 Hoffmann La Roche Certain 5, 6-dihydro-6, 12-diphenyldibenzo-[b, f] [1, 5] diazocine compounds
FR1394163A (fr) * 1964-02-18 1965-04-02 Saint Gobain Compositions photochromes notamment pour la fabrication de vitrages à transmission variable
US3290331A (en) * 1964-03-30 1966-12-06 Ncr Co 6'no2, 7'-methoxy indolino-benzospiropyrans
US3445225A (en) * 1965-10-01 1969-05-20 Xerox Corp Electrophotographic imaging process
US3485765A (en) * 1966-07-06 1969-12-23 Eastman Kodak Co Azo modifier containing phototropic compositions
US3528926A (en) * 1966-10-27 1970-09-15 Ncr Co Mixed photochromic compound composition
US3507563A (en) * 1967-02-01 1970-04-21 Itek Corp Color-reversible anti-glare mirror
US3532540A (en) * 1967-10-26 1970-10-06 Ncr Co Differential adhesion process for making high resolution thin film patterns
US3584934A (en) * 1968-04-12 1971-06-15 Itek Corp Nonmechanical shutter
US3671543A (en) * 1970-05-28 1972-06-20 Sumitomo Chemical Co Imidomethyl derivatives of 1,3,3-trimethylindolino-spiropyran
JPS4913354B1 (fr) * 1970-12-19 1974-03-30
US3761942A (en) * 1971-07-28 1973-09-25 Ibm Low energy thermochromic image recording device
JPS491566A (fr) * 1972-04-28 1974-01-08
US3914510A (en) * 1972-06-16 1975-10-21 Ncr Co Thermal sensitive transparency
CH594675A5 (fr) * 1976-01-30 1978-01-13 Ciba Geigy Ag
US4931220A (en) * 1987-11-24 1990-06-05 Ppg Industries, Inc. Organic photochromic pigment particulates
US5403702A (en) * 1991-03-13 1995-04-04 Otsuka Kagaku Kabushiki Kaisha Crystals consisting of an indolinospirobenzopyran derivative
US6211374B1 (en) * 1997-04-23 2001-04-03 Joseph Thomas Ippoliti Water soluble, pyran-based photochromic compounds having carboxylate functionality
EP1993824A4 (fr) * 2006-01-10 2012-03-14 Verification Technologies Inc Support d'enregistrement numérique à données protégées
WO2021181307A1 (fr) 2020-03-11 2021-09-16 Alcon Inc. Agents de réticulation vinyliques de polydiorganosiloxane photochromique
EP4158392A1 (fr) 2020-06-02 2023-04-05 Alcon Inc. Procédé de fabrication de lentilles de contact photochromiques
WO2022090967A1 (fr) 2020-10-28 2022-05-05 Alcon Inc. Procédé de fabrication de lentilles de contact photochromiques
US11975499B2 (en) 2020-11-04 2024-05-07 Alcon Inc. Method for making photochromic contact lenses
WO2022097048A1 (fr) 2020-11-04 2022-05-12 Alcon Inc. Procédé de production de lentilles de contact photochromiques
EP4304842A1 (fr) 2021-03-08 2024-01-17 Alcon Inc. Procédé de fabrication de lentilles de contact photofonctionnelles
EP4313567A1 (fr) 2021-04-01 2024-02-07 Alcon Inc. Procédé de fabrication de lentilles de contact photochromes
WO2023209631A1 (fr) 2022-04-28 2023-11-02 Alcon Inc. Procédé de fabrication de lentilles ophtalmiques absorbant uv et hevl

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE566862A (fr) * 1957-04-23

Also Published As

Publication number Publication date
CH462812A (fr) 1968-09-30
NL250081A (fr)
DE1293773B (de) 1969-04-30
GB887958A (en) 1962-01-24
US3100778A (en) 1963-08-13
NL113671C (fr)

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