JPS595438B2 - 感熱性記録材料 - Google Patents

感熱性記録材料

Info

Publication number
JPS595438B2
JPS595438B2 JP49024882A JP2488274A JPS595438B2 JP S595438 B2 JPS595438 B2 JP S595438B2 JP 49024882 A JP49024882 A JP 49024882A JP 2488274 A JP2488274 A JP 2488274A JP S595438 B2 JPS595438 B2 JP S595438B2
Authority
JP
Japan
Prior art keywords
color
paper
group
recording material
color former
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
JP49024882A
Other languages
English (en)
Japanese (ja)
Other versions
JPS49121545A (de
Inventor
ブルンナ フランツ
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.)
Novartis AG
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 JPS49121545A publication Critical patent/JPS49121545A/ja
Publication of JPS595438B2 publication Critical patent/JPS595438B2/ja
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (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)
JP49024882A 1973-03-05 1974-03-05 感熱性記録材料 Expired JPS595438B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH318773A CH578432A5 (de) 1973-03-05 1973-03-05
CH318773 1973-03-05

Publications (2)

Publication Number Publication Date
JPS49121545A JPS49121545A (de) 1974-11-20
JPS595438B2 true JPS595438B2 (ja) 1984-02-04

Family

ID=4250512

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49024882A Expired JPS595438B2 (ja) 1973-03-05 1974-03-05 感熱性記録材料

Country Status (11)

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

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 (de) * 1983-05-09 1985-12-31 Ciba Geigy Ag Chromogene 3,3-bisindolyl-4-azaphthalide.
DE3440514A1 (de) * 1984-02-14 1985-09-05 Papierfabrik August Koehler AG, 7602 Oberkirch Waermedrucksystem
US4736027A (en) * 1985-06-17 1988-04-05 Hilton Davis Chemical Co. Indole-phthalide derivatives
US4788285A (en) * 1985-06-17 1988-11-29 Hung William M Indole-phthalide derivatives
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
DE3752344D1 (de) * 1986-10-28 2002-01-17 Ciba Sc Holding Ag Chromogene Phthalide
JP2006088645A (ja) * 2004-09-27 2006-04-06 Sony Corp 可逆性感熱記録媒体
JP4575789B2 (ja) * 2005-01-17 2010-11-04 パイロットインキ株式会社 可逆熱変色性組成物を内包した可逆熱変色性マイクロカプセル顔料

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946010A (de) * 1972-09-12 1974-05-02
JPS4969335A (de) * 1972-11-08 1974-07-04

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE831704C (de) * 1948-07-31 1952-02-18 Ncr Co Aufzeichnungsmaterial fuer die Verwendung in einer Vervielfaeltigungs-Zusammensetzung
US2929736A (en) * 1957-07-25 1960-03-22 Ncr Co Heat and pressure responsive record material
DE1251348B (de) * 1964-05-11
US3455721A (en) * 1964-12-21 1969-07-15 Ncr Co Color sensitized record material comprising phenolic resin and acid type mineral
US3509174A (en) * 1967-01-30 1970-04-28 Ncr Co 3-(indol-3-yl)-phthalides
US3491111A (en) * 1967-01-30 1970-01-20 Ncr Co Indole- and carbazole-substituted phthalides
JPS4833712B1 (de) * 1969-05-26 1973-10-16
DE2016375C3 (de) * 1970-04-06 1973-09-27 Sumitomo Chemical Co. Ltd., Osaka (Japan) Verfahren zur Herstellung von 3,3 bis (p Dimethylaminophenyl)-4,5,6 oder 7 dimethylaminophthaliden
GB1400886A (en) * 1971-06-14 1975-07-16 Matsushita Electric Ind Co Ltd Heat-sensitive two colour recording paper
JPS5412819B2 (de) * 1971-08-05 1979-05-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946010A (de) * 1972-09-12 1974-05-02
JPS4969335A (de) * 1972-11-08 1974-07-04

Also Published As

Publication number Publication date
BE811824A (fr) 1974-09-04
ATA174274A (de) 1975-11-15
FR2220388A1 (de) 1974-10-04
AR201370A1 (es) 1975-03-07
AT331269B (de) 1976-08-10
DE2409112A1 (de) 1974-09-12
GB1422096A (en) 1976-01-21
FR2220388B1 (de) 1976-12-10
ZA741382B (en) 1975-01-29
BR7401570D0 (pt) 1974-12-24
JPS49121545A (de) 1974-11-20
CA1023146A (en) 1977-12-27
DE2409112C2 (de) 1983-01-27
CH578432A5 (de) 1976-08-13

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