CH623273A5 - - Google Patents

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Publication number
CH623273A5
CH623273A5 CH137977A CH137977A CH623273A5 CH 623273 A5 CH623273 A5 CH 623273A5 CH 137977 A CH137977 A CH 137977A CH 137977 A CH137977 A CH 137977A CH 623273 A5 CH623273 A5 CH 623273A5
Authority
CH
Switzerland
Prior art keywords
halogen
benzyl
lower alkyl
phenyl
substituted
Prior art date
Application number
CH137977A
Other languages
German (de)
English (en)
Inventor
Jean Claude Dr Petitpierre
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH137977A priority Critical patent/CH623273A5/de
Priority to US05/873,582 priority patent/US4187233A/en
Priority to FR7802875A priority patent/FR2379381A1/fr
Priority to DE19782804571 priority patent/DE2804571A1/de
Priority to GB11266/80A priority patent/GB1599742A/en
Priority to GB4465/78A priority patent/GB1599741A/en
Priority to BE184865A priority patent/BE863613A/xx
Priority to JP1106478A priority patent/JPS5397512A/ja
Priority to US06/051,556 priority patent/US4281855A/en
Publication of CH623273A5 publication Critical patent/CH623273A5/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78Ring systems having three or more relevant rings
    • C07D311/92Naphthopyrans; Hydrogenated naphthopyrans
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132Chemical colour-forming components; Additives or binders therefor
    • B41M5/136Organic colour formers, e.g. leuco dyes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41MPRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323Organic colour formers, e.g. leuco dyes
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/60Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with aryl radicals attached in position 2
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/913Material designed to be responsive to temperature, light, moisture
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/914Transfer or decalcomania

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
CH137977A 1977-02-04 1977-02-04 CH623273A5 (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH137977A CH623273A5 (it) 1977-02-04 1977-02-04
US05/873,582 US4187233A (en) 1977-02-04 1978-01-30 Pressure-sensitive or heat-sensitive recording material and novel 2,2-diarylchromeno compounds used therein
FR7802875A FR2379381A1 (fr) 1977-02-04 1978-02-02 Materiau d'enregistrement sensible a la pression ou a la chaleur et nouveaux composes 2,2-diarylchromeno utilises dans ce materiau
DE19782804571 DE2804571A1 (de) 1977-02-04 1978-02-03 Druck- oder waermeempfindliches aufzeichnungsmaterial und darin verwendete neue 2,2-diarylchromenoverbindungen
GB11266/80A GB1599742A (en) 1977-02-04 1978-02-03 Diarylchromeno compounds and their manufacture
GB4465/78A GB1599741A (en) 1977-02-04 1978-02-03 Pressure-or heat-sensitive recording material containing 2,2-diarylchromeno compounds
BE184865A BE863613A (fr) 1977-02-04 1978-02-03 Materiau d'enregistrement sensible a la pression ou a la chaleur et nouveaux composes 2,2-diarylchromeno utilises dans ce materiau
JP1106478A JPS5397512A (en) 1977-02-04 1978-02-04 Pressure sensitive or thermal sensitive recording material and 2*22diarylchromium compound used therefor
US06/051,556 US4281855A (en) 1977-02-04 1979-06-25 Pressure-sensitive or heat-sensitive recording material and novel 2,2-diarylchromeno compounds used therein

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH137977A CH623273A5 (it) 1977-02-04 1977-02-04

Publications (1)

Publication Number Publication Date
CH623273A5 true CH623273A5 (it) 1981-05-29

Family

ID=4209042

Family Applications (1)

Application Number Title Priority Date Filing Date
CH137977A CH623273A5 (it) 1977-02-04 1977-02-04

Country Status (7)

Country Link
US (2) US4187233A (it)
JP (1) JPS5397512A (it)
BE (1) BE863613A (it)
CH (1) CH623273A5 (it)
DE (1) DE2804571A1 (it)
FR (1) FR2379381A1 (it)
GB (2) GB1599742A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636818A (en) * 1985-06-05 1987-01-13 Moore Business Forms, Inc. Carbonless system including solvent-only microcapsules
GB8614680D0 (en) * 1986-06-17 1986-07-23 Plessey Co Plc Photoreactive lenses
DE3724757A1 (de) * 1987-07-25 1989-02-09 Basf Ag Benzopyranderivate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567605A (en) * 1966-03-30 1971-03-02 Ralph S Becker Photochemical process
US3567609A (en) * 1966-10-27 1971-03-02 Basf Ag Photolytic production of n-substituted n-nitrosohydroxylamines
DE2144591C3 (de) * 1971-09-07 1980-12-18 Basf Ag, 6700 Ludwigshafen Fluoreszierende Farbstoffe, ihre Herstellung und ihre Verwendung
US3812157A (en) * 1972-03-31 1974-05-21 Ncr Benzopyran compounds
DE2226211A1 (de) * 1972-05-30 1973-12-13 Basf Ag N-substituierte iminocumarinfarbstoffe
US4094877A (en) * 1973-12-05 1978-06-13 Sterling Drug Inc. Tri- or tetrasubstituted diphenylphthalides
DE2703811A1 (de) * 1977-01-29 1978-08-10 Basf Ag Druckempfindliches aufzeichnungsmaterial

Also Published As

Publication number Publication date
GB1599742A (en) 1981-10-07
JPS5397512A (en) 1978-08-25
US4281855A (en) 1981-08-04
DE2804571A1 (de) 1978-08-10
FR2379381A1 (fr) 1978-09-01
GB1599741A (en) 1981-10-07
US4187233A (en) 1980-02-05
FR2379381B1 (it) 1980-05-16
BE863613A (fr) 1978-08-03

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Legal Events

Date Code Title Description
PL Patent ceased