GB1332594A - Process for producing fluoran compounds - Google Patents

Process for producing fluoran compounds

Info

Publication number
GB1332594A
GB1332594A GB5066771A GB5066771A GB1332594A GB 1332594 A GB1332594 A GB 1332594A GB 5066771 A GB5066771 A GB 5066771A GB 5066771 A GB5066771 A GB 5066771A GB 1332594 A GB1332594 A GB 1332594A
Authority
GB
United Kingdom
Prior art keywords
sheet
pressure
fluoran
compounds
nov
Prior art date
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
GB5066771A
Other languages
English (en)
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register 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 Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB1332594A publication Critical patent/GB1332594A/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Color Printing (AREA)
GB5066771A 1970-11-16 1971-11-01 Process for producing fluoran compounds Expired GB1332594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9009970A 1970-11-16 1970-11-16

Publications (1)

Publication Number Publication Date
GB1332594A true GB1332594A (en) 1973-10-03

Family

ID=22221332

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5066771A Expired GB1332594A (en) 1970-11-16 1971-11-01 Process for producing fluoran compounds

Country Status (9)

Country Link
JP (1) JPS5544780B1 (tr)
AU (1) AU458589B2 (tr)
BE (1) BE775357A (tr)
CA (1) CA935169A (tr)
CH (1) CH567079A5 (tr)
ES (1) ES396942A1 (tr)
FR (1) FR2114674A5 (tr)
GB (1) GB1332594A (tr)
ZA (1) ZA717108B (tr)

Also Published As

Publication number Publication date
DE2155997B2 (de) 1975-08-21
FR2114674A5 (tr) 1972-06-30
DE2155997A1 (de) 1972-05-25
ES396942A1 (es) 1975-03-01
CH567079A5 (tr) 1975-09-30
CA935169A (en) 1973-10-09
AU3512571A (en) 1973-05-03
AU458589B2 (en) 1975-03-06
BE775357A (fr) 1972-03-16
ZA717108B (en) 1972-07-26
JPS5544780B1 (tr) 1980-11-14

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee