ATA174274A - HEAT SENSITIVE REGISTRATION MATERIAL - Google Patents

HEAT SENSITIVE REGISTRATION MATERIAL

Info

Publication number
ATA174274A
ATA174274A AT174274A AT174274A ATA174274A AT A174274 A ATA174274 A AT A174274A AT 174274 A AT174274 A AT 174274A AT 174274 A AT174274 A AT 174274A AT A174274 A ATA174274 A AT A174274A
Authority
AT
Austria
Prior art keywords
heat sensitive
registration material
sensitive registration
heat
sensitive
Prior art date
Application number
AT174274A
Other languages
German (de)
Other versions
AT331269B (en
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 ATA174274A publication Critical patent/ATA174274A/en
Application granted granted Critical
Publication of AT331269B publication Critical patent/AT331269B/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
    • B41M5/26—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
AT174274A 1973-03-05 1974-03-04 HEAT SENSITIVE REGISTRATION MATERIAL AT331269B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH318773A CH578432A5 (en) 1973-03-05 1973-03-05

Publications (2)

Publication Number Publication Date
ATA174274A true ATA174274A (en) 1975-11-15
AT331269B AT331269B (en) 1976-08-10

Family

ID=4250512

Family Applications (1)

Application Number Title Priority Date Filing Date
AT174274A AT331269B (en) 1973-03-05 1974-03-04 HEAT SENSITIVE REGISTRATION MATERIAL

Country Status (11)

Country Link
JP (1) JPS595438B2 (en)
AR (1) AR201370A1 (en)
AT (1) AT331269B (en)
BE (1) BE811824A (en)
BR (1) BR7401570D0 (en)
CA (1) CA1023146A (en)
CH (1) CH578432A5 (en)
DE (1) DE2409112C2 (en)
FR (1) FR2220388B1 (en)
GB (1) GB1422096A (en)
ZA (1) ZA741382B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5273047A (en) * 1975-12-15 1977-06-18 Tomoegawa Paper Co Ltd Heat sensitive recording paper
GB1561272A (en) * 1976-04-27 1980-02-20 Ciba Geigy Ag Azomethine compounds their manufacture and use
US4189171A (en) * 1977-03-01 1980-02-19 Sterling Drug Inc. Marking systems containing 3-aryl-3-heterylphthalides and 3,3-bis(heteryl)phthalides
US4151748A (en) * 1977-12-15 1979-05-01 Ncr Corporation Two color thermally sensitive record material system
GB2051389A (en) * 1979-06-12 1981-01-14 Kores Nordic Danmark Thermosensitive Recording Material
CH653353A5 (en) * 1983-05-09 1985-12-31 Ciba Geigy Ag CHROMOGENIC 3,3-BISINDOLYL-4-AZAPHTHALIDE.
DE3440514A1 (en) * 1984-02-14 1985-09-05 Papierfabrik August Koehler AG, 7602 Oberkirch Thermal printing system
US4660060A (en) * 1985-06-17 1987-04-21 The Hilton-Davis Chemical Co. Imaging systems containing 3-(indol-3-yl)-3-(4-substituted aminophenyl)phthalides
US4788285A (en) * 1985-06-17 1988-11-29 Hung William M Indole-phthalide derivatives
US4736027A (en) * 1985-06-17 1988-04-05 Hilton Davis Chemical Co. Indole-phthalide derivatives
DE3752344D1 (en) * 1986-10-28 2002-01-17 Ciba Sc Holding Ag Chromogenic phthalides
JP2006088645A (en) * 2004-09-27 2006-04-06 Sony Corp Reversible thermal recording medium
JP4575789B2 (en) * 2005-01-17 2010-11-04 パイロットインキ株式会社 Reversible thermochromic microcapsule pigment encapsulating a reversible thermochromic composition

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE831704C (en) * 1948-07-31 1952-02-18 Ncr Co Recording material for use in a duplicating composition
US2929736A (en) * 1957-07-25 1960-03-22 Ncr Co Heat and pressure responsive record material
GB1053905A (en) * 1964-05-11
US3455721A (en) * 1964-12-21 1969-07-15 Ncr Co Color sensitized record material comprising phenolic resin and acid type mineral
US3491111A (en) * 1967-01-30 1970-01-20 Ncr Co Indole- and carbazole-substituted phthalides
US3509174A (en) * 1967-01-30 1970-04-28 Ncr Co 3-(indol-3-yl)-phthalides
JPS4833712B1 (en) * 1969-05-26 1973-10-16
DE2016375C3 (en) * 1970-04-06 1973-09-27 Sumitomo Chemical Co. Ltd., Osaka (Japan) Process for the preparation of 3,3 bis (p dimethylaminophenyl) -4,5,6 or 7 dimethylaminophthalides
DE2228581C3 (en) * 1971-06-14 1974-05-30 Matsushita Electric Industrial Co. Ltd., Kadoma, Osaka (Japan) Two-color heat-sensitive recording material
JPS5412819B2 (en) * 1971-08-05 1979-05-25
JPS513842B2 (en) * 1972-09-12 1976-02-06
JPS4969335A (en) * 1972-11-08 1974-07-04

Also Published As

Publication number Publication date
ZA741382B (en) 1975-01-29
BE811824A (en) 1974-09-04
AR201370A1 (en) 1975-03-07
FR2220388A1 (en) 1974-10-04
BR7401570D0 (en) 1974-12-24
GB1422096A (en) 1976-01-21
JPS595438B2 (en) 1984-02-04
DE2409112A1 (en) 1974-09-12
CA1023146A (en) 1977-12-27
FR2220388B1 (en) 1976-12-10
AT331269B (en) 1976-08-10
DE2409112C2 (en) 1983-01-27
CH578432A5 (en) 1976-08-13
JPS49121545A (en) 1974-11-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties