ZA72448B - Process for synthesizing fluoran compounds - Google Patents

Process for synthesizing fluoran compounds

Info

Publication number: ZA72448B
Authority: ZA; South Africa
Prior art keywords: synthesizing; fluoran compounds; fluoran; compounds; synthesizing fluoran
Prior art date: 1971-01-21

Application number

ZA720448A

Inventor

Y Yamamoto

H Yamamoto

K Yamamoto

Original Assignee

Yamamoto Kagaki 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.)

1971-01-21

Filing date

1972-01-21

Publication date

1972-12-27

1972-01-21 Application filed by Yamamoto Kagaki Gosei Kk filed Critical Yamamoto Kagaki Gosei Kk

1972-12-27 Publication of ZA72448B publication Critical patent/ZA72448B/en

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)

ZA720448A 1971-01-21 1972-01-21 Process for synthesizing fluoran compounds ZA72448B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
ZA72448B true ZA72448B (en)	1972-12-27

Family

ID=27150000

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA720448A ZA72448B (en)	1971-01-21	1972-01-21	Process for synthesizing fluoran compounds

Country Status (11)

Country	Link
JP (1)	JPS4932767B1 (en)
AT (2)	AT311344B (en)
AU (1)	AU445916B2 (en)
BE (1)	BE778270A (en)
CA (1)	CA1005820A (en)
CH (1)	CH591547A5 (en)
FR (1)	FR2122572B1 (en)
GB (1)	GB1357244A (en)
IT (1)	IT946703B (en)
SE (2)	SE384864B (en)
ZA (1)	ZA72448B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5953193B2 (en) *	1978-02-15	1984-12-24	神崎製紙株式会社	heat sensitive recording material
US4274660A (en) *	1979-05-14	1981-06-23	Sterling Drug Inc.	Carbonless duplicating and marking systems
CH654839A5 (en) *	1983-09-26	1986-03-14	Ciba Geigy Ag	METHOD FOR PRODUCING BASICALLY SUBSTITUTED FLUORANE COMPOUNDS.
EP0176161A1 (en) *	1984-08-24	1986-04-02	Taoka Chemical Co., Ltd	Novel fluoran compounds and production and use thereof
US5342967A (en) *	1991-08-01	1994-08-30	Yamamoto Chemicals, Inc.	Crystal modifications of 2-M-toluidino-3-methyl-6-di-N-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modifications
JP2984488B2 (en) *	1991-12-12	1999-11-29	山本化成株式会社	Crystal modification of 2- (3-methylanilino) -3-methyl-6-diethylaminofluoran, method for producing the same, and recording material containing this crystal modification
GB9724871D0 (en) *	1997-11-26	1998-01-21	Ciba Sc Holding Ag	Crystalline fluoran compound

1971
- 1971-01-21 JP JP46001741A patent/JPS4932767B1/ja active Pending
1972
- 1972-01-18 GB GB241572A patent/GB1357244A/en not_active Expired
- 1972-01-19 IT IT19539/72A patent/IT946703B/en active
- 1972-01-20 SE SE7200652A patent/SE384864B/en unknown
- 1972-01-20 AT AT45072A patent/AT311344B/en not_active IP Right Cessation
- 1972-01-20 AU AU38102/72A patent/AU445916B2/en not_active Expired
- 1972-01-20 AT AT1108472A patent/AT322578B/en not_active IP Right Cessation
- 1972-01-20 BE BE778270A patent/BE778270A/en not_active IP Right Cessation
- 1972-01-21 CA CA132,979A patent/CA1005820A/en not_active Expired
- 1972-01-21 CH CH94172A patent/CH591547A5/xx not_active IP Right Cessation
- 1972-01-21 FR FR7201990A patent/FR2122572B1/fr not_active Expired
- 1972-01-21 ZA ZA720448A patent/ZA72448B/en unknown
1974
- 1974-11-25 SE SE7414782A patent/SE403588B/en unknown

Also Published As

Publication number	Publication date
JPS4932767B1 (en)	1974-09-03
SE403588B (en)	1978-08-28
BE778270A (en)	1972-07-19
AT311344B (en)	1973-11-12
AT322578B (en)	1975-05-26
SE384864B (en)	1976-05-24
DE2202315B2 (en)	1975-11-20
FR2122572B1 (en)	1977-09-02
CA1005820A (en)	1977-02-22
FR2122572A1 (en)	1972-09-01
AU3810272A (en)	1973-07-26
CH591547A5 (en)	1977-09-30
IT946703B (en)	1973-05-21
SE7414782L (en)	1974-11-25
AU445916B2 (en)	1974-03-07
DE2202315A1 (en)	1972-08-03
GB1357244A (en)	1974-06-19

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