FR2376144B1 - - Google Patents

Info

Publication number
FR2376144B1
FR2376144B1 FR7738973A FR7738973A FR2376144B1 FR 2376144 B1 FR2376144 B1 FR 2376144B1 FR 7738973 A FR7738973 A FR 7738973A FR 7738973 A FR7738973 A FR 7738973A FR 2376144 B1 FR2376144 B1 FR 2376144B1
Authority
FR
France
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
FR7738973A
Other versions
FR2376144A1 (fr
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.)
STWB Inc
Original Assignee
Sterling Drug Inc
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
Priority claimed from US05/821,927 external-priority patent/US4168378A/en
Priority claimed from US05/821,926 external-priority patent/US4182714A/en
Application filed by Sterling Drug Inc filed Critical Sterling Drug Inc
Publication of FR2376144A1 publication Critical patent/FR2376144A1/fr
Application granted granted Critical
Publication of FR2376144B1 publication Critical patent/FR2376144B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/90—Benzo [c] furans; Hydrogenated benzo [c] furans with an oxygen atom in position 1 and a nitrogen atom in position 3, or vice versa
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
    • B41M5/0253—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet using a chemical colour-forming ink, e.g. chemical hectography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating 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
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
  • Indole Compounds (AREA)
  • Furan Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
FR7738973A 1976-12-29 1977-12-23 3-(diphenylamino)phtalides, et leur utilisation comme precurseurs de couleurs Granted FR2376144A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US75537676A 1976-12-29 1976-12-29
US75518376A 1976-12-29 1976-12-29
US05/821,927 US4168378A (en) 1976-12-29 1977-08-04 3-(9-Julolidinyl)-3-(diphenylamino)phthalides
US05/821,926 US4182714A (en) 1976-12-29 1977-08-04 Carbazole containing phthalides

Publications (2)

Publication Number Publication Date
FR2376144A1 FR2376144A1 (fr) 1978-07-28
FR2376144B1 true FR2376144B1 (fr) 1984-11-09

Family

ID=27505669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7738973A Granted FR2376144A1 (fr) 1976-12-29 1977-12-23 3-(diphenylamino)phtalides, et leur utilisation comme precurseurs de couleurs

Country Status (16)

Country Link
JP (1) JPS5390255A (fr)
AR (1) AR221587A1 (fr)
AT (1) AT366037B (fr)
BE (1) BE862217A (fr)
BR (1) BR7708649A (fr)
CA (1) CA1082708A (fr)
CH (1) CH628923A5 (fr)
DE (1) DE2758771A1 (fr)
DK (1) DK580877A (fr)
ES (1) ES465507A1 (fr)
FR (1) FR2376144A1 (fr)
GB (1) GB1564559A (fr)
IE (1) IE46494B1 (fr)
IT (1) IT1092182B (fr)
LU (1) LU78774A1 (fr)
NL (1) NL7714563A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE49314B1 (en) * 1978-12-11 1985-09-18 Sterling Drug Inc Substituted furopyridinones and furopyrazinones as color formers in pressure-sensitive and thermal imaging systems
US4211872A (en) 1978-12-11 1980-07-08 Hung William M Substituted furopyridinones and furopyrazinones
US4243250A (en) * 1979-06-14 1981-01-06 Sterling Drug Inc. Carbonless duplicating systems
JPS6085986A (ja) * 1983-10-18 1985-05-15 Yamada Kagaku Kogyo Kk 発色性記録材料
JP5853381B2 (ja) 2011-03-09 2016-02-09 Tdk株式会社 アンテナ用磁性材料、並びに、アンテナ及び無線通信機器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE35853B1 (en) * 1970-05-15 1976-06-09 Hodogaya Chemical Co Ltd Novel phthalide compounds and their use as colour formers in pressure sensitive recording
GB1460751A (en) * 1973-05-21 1977-01-06 Ciba Geigy Ag 3-indolyl-3-phenyl-phthalide compounds their manufacture and their use
JPS5125529A (en) * 1974-08-28 1976-03-02 Hodogaya Chemical Co Ltd Futaridoshikiso no seizoho

Also Published As

Publication number Publication date
BR7708649A (pt) 1978-08-01
AR221587A1 (es) 1981-02-27
NL7714563A (nl) 1978-07-03
JPS625191B2 (fr) 1987-02-03
DK580877A (da) 1978-06-30
IT1092182B (it) 1985-07-06
AT366037B (de) 1982-03-10
LU78774A1 (fr) 1978-07-11
BE862217A (fr) 1978-06-22
IE46494L (en) 1978-06-29
ES465507A1 (es) 1978-12-01
FR2376144A1 (fr) 1978-07-28
GB1564559A (en) 1980-04-10
IE46494B1 (en) 1983-06-29
CA1082708A (fr) 1980-07-29
JPS5390255A (en) 1978-08-08
CH628923A5 (en) 1982-03-31
DE2758771A1 (de) 1978-07-06
ATA934177A (de) 1981-07-15

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Legal Events

Date Code Title Description
ST Notification of lapse