LU78774A1 - - Google Patents

Info

Publication number
LU78774A1
LU78774A1 LU78774A LU78774A LU78774A1 LU 78774 A1 LU78774 A1 LU 78774A1 LU 78774 A LU78774 A LU 78774A LU 78774 A LU78774 A LU 78774A LU 78774 A1 LU78774 A1 LU 78774A1
Authority
LU
Luxembourg
Application number
LU78774A
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 filed Critical
Publication of LU78774A1 publication Critical patent/LU78774A1/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77Heterocyclic 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
    • C07D307/87Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/90Benzo [c] furans; Hydrogenated benzo [c] furans with an oxygen atom in position 1 and a nitrogen atom in position 3, or vice versa
    • 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
    • B41M5/025Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
    • B41M5/0253Duplicating 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
    • 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
    • B41M5/145Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • 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
    • B41M5/327Organic colour formers, e.g. leuco dyes with a lactone or lactam ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Color Printing (AREA)
  • Heat Sensitive Colour Forming Recording (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)
LU78774A 1976-12-29 1977-12-23 LU78774A1 (https=)

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 (1)

Publication Number Publication Date
LU78774A1 true LU78774A1 (https=) 1978-07-11

Family

ID=27505669

Family Applications (1)

Application Number Title Priority Date Filing Date
LU78774A LU78774A1 (https=) 1976-12-29 1977-12-23

Country Status (16)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4243250A (en) * 1979-06-14 1981-01-06 Sterling Drug Inc. Carbonless duplicating systems
US4211872A (en) 1978-12-11 1980-07-08 Hung William M Substituted furopyridinones and furopyrazinones
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
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
JPS5390255A (en) 1978-08-08
ATA934177A (de) 1981-07-15
FR2376144B1 (https=) 1984-11-09
DE2758771A1 (de) 1978-07-06
CH628923A5 (en) 1982-03-31
CA1082708A (en) 1980-07-29
NL7714563A (nl) 1978-07-03
AR221587A1 (es) 1981-02-27
BR7708649A (pt) 1978-08-01
JPS625191B2 (https=) 1987-02-03
ES465507A1 (es) 1978-12-01
IT1092182B (it) 1985-07-06
GB1564559A (en) 1980-04-10
AT366037B (de) 1982-03-10
FR2376144A1 (fr) 1978-07-28
IE46494B1 (en) 1983-06-29
BE862217A (fr) 1978-06-22
DK580877A (da) 1978-06-30
IE46494L (en) 1978-06-29

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