FI904222A0 - Bis-ftalidlaktoner, foerfaranden foer deras framstaellning samt deras anvaendning i uppteckningsmaterial. - Google Patents

Bis-ftalidlaktoner, foerfaranden foer deras framstaellning samt deras anvaendning i uppteckningsmaterial.

Info

Publication number
FI904222A0
FI904222A0 FI904222A FI904222A FI904222A0 FI 904222 A0 FI904222 A0 FI 904222A0 FI 904222 A FI904222 A FI 904222A FI 904222 A FI904222 A FI 904222A FI 904222 A0 FI904222 A0 FI 904222A0
Authority
FI
Finland
Prior art keywords
deras
uppteckningsmaterial
phthalidlaktoner
bis
anvaendning
Prior art date
Application number
FI904222A
Other languages
English (en)
Finnish (fi)
Inventor
Rudolf Zink
Ian John Fletcher
Original Assignee
Ciba Geigy Ag
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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of FI904222A0 publication Critical patent/FI904222A0/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/12—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains three hetero rings
    • C07D493/20—Spiro-condensed systems
    • 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
    • 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
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers
    • B41M5/323—Organic colour formers, e.g. leuco dyes
    • B41M5/327—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
FI904222A 1989-08-29 1990-08-27 Bis-ftalidlaktoner, foerfaranden foer deras framstaellning samt deras anvaendning i uppteckningsmaterial. FI904222A0 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH312689 1989-08-29

Publications (1)

Publication Number Publication Date
FI904222A0 true FI904222A0 (fi) 1990-08-27

Family

ID=4249172

Family Applications (1)

Application Number Title Priority Date Filing Date
FI904222A FI904222A0 (fi) 1989-08-29 1990-08-27 Bis-ftalidlaktoner, foerfaranden foer deras framstaellning samt deras anvaendning i uppteckningsmaterial.

Country Status (6)

Country Link
US (1) US5162550A (es)
EP (1) EP0415885B1 (es)
JP (1) JPH0390085A (es)
DE (1) DE59008697D1 (es)
ES (1) ES2070304T3 (es)
FI (1) FI904222A0 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5510531A (en) * 1989-04-10 1996-04-23 Suntory Limited Proteinase inhibitor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277862B (de) * 1961-12-09 1968-09-19 Malesci S N C Istituto Farmaco Verfahren zur Herstellung von Dicarvocrotid und Tricarvocrotid
GB2022575B (en) * 1978-05-18 1982-10-27 Ciba Geigy Ag Mixed aromatic anhydrides their manufacture and use
DE2937525A1 (de) * 1979-09-17 1981-03-19 Yamada Chemical Co. Ltd., Kyoto Neue chromogene verbindungen und ihre verwendung als farbbildner in kopier- oder aufzeichnungsmaterialien
US4536220A (en) * 1982-12-27 1985-08-20 Kanzaki Paper Manufacturing Co., Ltd. Fluoran derivatives as new compounds and recording system utilizing the same as colorless chromogenic material
US4612558A (en) * 1984-03-24 1986-09-16 Hodogaya Chemical Co., Ltd. Fluoran compounds
EP0176161A1 (en) * 1984-08-24 1986-04-02 Taoka Chemical Co., Ltd Novel fluoran compounds and production and use thereof
JPH0730256B2 (ja) * 1985-06-05 1995-04-05 日本曹達株式会社 フルオラン系発色性染料

Also Published As

Publication number Publication date
EP0415885B1 (de) 1995-03-15
ES2070304T3 (es) 1995-06-01
JPH0390085A (ja) 1991-04-16
US5162550A (en) 1992-11-10
DE59008697D1 (de) 1995-04-20
EP0415885A1 (de) 1991-03-06

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Legal Events

Date Code Title Description
FD Application lapsed
FD Application lapsed

Owner name: CIBA-GEIGY AG