BE778270A - Procede en vue d'effectuer de composes de fluorane - Google Patents

Procede en vue d'effectuer de composes de fluorane

Info

Publication number
BE778270A
BE778270A BE778270A BE778270A BE778270A BE 778270 A BE778270 A BE 778270A BE 778270 A BE778270 A BE 778270A BE 778270 A BE778270 A BE 778270A BE 778270 A BE778270 A BE 778270A
Authority
BE
Belgium
Prior art keywords
performance
fluorane compounds
fluorane
compounds
Prior art date
Application number
BE778270A
Other languages
English (en)
Original Assignee
Yamamoto Kagaku Gosei Kk
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 Yamamoto Kagaku Gosei Kk filed Critical Yamamoto Kagaku Gosei Kk
Publication of BE778270A publication Critical patent/BE778270A/fr

Links

Classifications

    • 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
    • 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

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE778270A 1971-01-21 1972-01-20 Procede en vue d'effectuer de composes de fluorane BE778270A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46001741A JPS4932767B1 (fr) 1971-01-21 1971-01-21

Publications (1)

Publication Number Publication Date
BE778270A true BE778270A (fr) 1972-07-19

Family

ID=27150000

Family Applications (1)

Application Number Title Priority Date Filing Date
BE778270A BE778270A (fr) 1971-01-21 1972-01-20 Procede en vue d'effectuer de composes de fluorane

Country Status (11)

Country Link
JP (1) JPS4932767B1 (fr)
AT (2) AT322578B (fr)
AU (1) AU445916B2 (fr)
BE (1) BE778270A (fr)
CA (1) CA1005820A (fr)
CH (1) CH591547A5 (fr)
FR (1) FR2122572B1 (fr)
GB (1) GB1357244A (fr)
IT (1) IT946703B (fr)
SE (2) SE384864B (fr)
ZA (1) ZA72448B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953193B2 (ja) * 1978-02-15 1984-12-24 神崎製紙株式会社 感熱記録体
US4274660A (en) * 1979-05-14 1981-06-23 Sterling Drug Inc. Carbonless duplicating and marking systems
CH654839A5 (de) * 1983-09-26 1986-03-14 Ciba Geigy Ag Verfahren zur herstellung von basisch substituierten fluoranverbindungen.
EP0176161A1 (fr) * 1984-08-24 1986-04-02 Taoka Chemical Co., Ltd Composés de fluorane, leur production et leur utilisation
EP0526856B1 (fr) * 1991-08-01 1996-10-16 Yamamoto Chemicals, Inc. Modifications des cristaux de 2-m-toluidino-3-méthyl-6-di-n-butylaminofluorane, procédé pour leur préparation et matières d'enregistrement contenant ces modifications
JP2984488B2 (ja) * 1991-12-12 1999-11-29 山本化成株式会社 ２−（３−メチルアニリノ）−３−メチル−６−ジエチルアミノフルオランの結晶変態、その製造方法及びこの結晶変態を含有する記録材料
GB9724871D0 (en) * 1997-11-26 1998-01-21 Ciba Sc Holding Ag Crystalline fluoran compound

Also Published As

Publication number Publication date
AT311344B (de) 1973-11-12
SE403588B (sv) 1978-08-28
AU3810272A (en) 1973-07-26
ZA72448B (en) 1972-12-27
IT946703B (it) 1973-05-21
DE2202315A1 (de) 1972-08-03
AT322578B (de) 1975-05-26
AU445916B2 (en) 1974-03-07
FR2122572A1 (fr) 1972-09-01
GB1357244A (en) 1974-06-19
DE2202315B2 (de) 1975-11-20
SE7414782L (fr) 1974-11-25
SE384864B (sv) 1976-05-24
CA1005820A (en) 1977-02-22
JPS4932767B1 (fr) 1974-09-03
FR2122572B1 (fr) 1977-09-02
CH591547A5 (fr) 1977-09-30

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: YAMANOTO KAGAKU GOSEI K.K.

Effective date: 19920120