BE798135A - CHROMOGENOUS FLUORANE COMPOUNDS - Google Patents

CHROMOGENOUS FLUORANE COMPOUNDS

Info

Publication number
BE798135A
BE798135A BE129942A BE129942A BE798135A BE 798135 A BE798135 A BE 798135A BE 129942 A BE129942 A BE 129942A BE 129942 A BE129942 A BE 129942A BE 798135 A BE798135 A BE 798135A
Authority
BE
Belgium
Prior art keywords
chromogenous
fluorane compounds
fluorane
compounds
chromogenous fluorane
Prior art date
Application number
BE129942A
Other languages
French (fr)
Original Assignee
Ncr 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 Co filed Critical Ncr Co
Publication of BE798135A publication Critical patent/BE798135A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
    • 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
    • B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Color Printing (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
BE129942A 1972-04-13 1973-04-12 CHROMOGENOUS FLUORANE COMPOUNDS BE798135A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24387172A 1972-04-13 1972-04-13
US34079973A 1973-03-13 1973-03-13

Publications (1)

Publication Number Publication Date
BE798135A true BE798135A (en) 1973-07-31

Family

ID=26936161

Family Applications (1)

Application Number Title Priority Date Filing Date
BE129942A BE798135A (en) 1972-04-13 1973-04-12 CHROMOGENOUS FLUORANE COMPOUNDS

Country Status (7)

Country Link
JP (1) JPS5123203B2 (en)
BE (1) BE798135A (en)
CA (1) CA1010884A (en)
DE (1) DE2318403B2 (en)
FR (1) FR2180017B1 (en)
GB (1) GB1386216A (en)
IT (1) IT981920B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126405U (en) * 1978-02-23 1979-09-04
FR2693244B1 (en) * 1992-07-01 1994-08-05 Valeo FRICTION CLUTCH FOR MOTOR VEHICLE AND ELASTIC DIAPHRAGM FOR SUCH A CLUTCH.
GB2424061A (en) * 2005-03-07 2006-09-13 John Richard Coxon A ventilation device

Also Published As

Publication number Publication date
JPS4948411A (en) 1974-05-10
DE2318403A1 (en) 1973-10-31
JPS5123203B2 (en) 1976-07-15
DE2318403C3 (en) 1980-11-06
GB1386216A (en) 1975-03-05
FR2180017B1 (en) 1977-07-29
FR2180017A1 (en) 1973-11-23
IT981920B (en) 1974-10-10
CA1010884A (en) 1977-05-24
DE2318403B2 (en) 1980-03-13

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: APPLETON PAPERS INC.

Effective date: 19930412