JPH0368905B2 - - Google Patents

Info

Publication number
JPH0368905B2
JPH0368905B2 JP58008544A JP854483A JPH0368905B2 JP H0368905 B2 JPH0368905 B2 JP H0368905B2 JP 58008544 A JP58008544 A JP 58008544A JP 854483 A JP854483 A JP 854483A JP H0368905 B2 JPH0368905 B2 JP H0368905B2
Authority
JP
Japan
Prior art keywords
group
alkyl group
hydrogen atom
alkyl
acid
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 - Lifetime
Application number
JP58008544A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59133258A (ja
Inventor
Haruo Omura
Nobuo Kanda
Hiroshi Iwasaki
Mitsuru Kondo
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.)
Kanzaki Paper Manufacturing Co Ltd
Original Assignee
Kanzaki Paper Manufacturing Co Ltd
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 Kanzaki Paper Manufacturing Co Ltd filed Critical Kanzaki Paper Manufacturing Co Ltd
Priority to JP58008544A priority Critical patent/JPS59133258A/ja
Priority to US06/562,738 priority patent/US4536220A/en
Priority to DE8383307734T priority patent/DE3373186D1/de
Priority to EP83307734A priority patent/EP0112710B1/en
Publication of JPS59133258A publication Critical patent/JPS59133258A/ja
Publication of JPH0368905B2 publication Critical patent/JPH0368905B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Color Printing (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
JP58008544A 1982-12-27 1983-01-20 フルオラン誘導体、その製造方法およびその誘導体を用いた記録体 Granted JPS59133258A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58008544A JPS59133258A (ja) 1983-01-20 1983-01-20 フルオラン誘導体、その製造方法およびその誘導体を用いた記録体
US06/562,738 US4536220A (en) 1982-12-27 1983-12-19 Fluoran derivatives as new compounds and recording system utilizing the same as colorless chromogenic material
DE8383307734T DE3373186D1 (de) 1982-12-27 1983-12-20 Fluoran derivatives
EP83307734A EP0112710B1 (en) 1982-12-27 1983-12-20 Fluoran derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58008544A JPS59133258A (ja) 1983-01-20 1983-01-20 フルオラン誘導体、その製造方法およびその誘導体を用いた記録体

Publications (2)

Publication Number Publication Date
JPS59133258A JPS59133258A (ja) 1984-07-31
JPH0368905B2 true JPH0368905B2 (en:Method) 1991-10-30

Family

ID=11696079

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58008544A Granted JPS59133258A (ja) 1982-12-27 1983-01-20 フルオラン誘導体、その製造方法およびその誘導体を用いた記録体

Country Status (1)

Country Link
JP (1) JPS59133258A (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60199064A (ja) * 1984-03-24 1985-10-08 Hodogaya Chem Co Ltd フルオラン化合物
JPH01150574A (ja) * 1987-12-07 1989-06-13 Yamada Chem Co Ltd 発色性記録材料

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5123204B2 (en:Method) * 1972-11-21 1976-07-15
JPS5049013A (en:Method) * 1973-08-31 1975-05-01
JPS57178792A (en) * 1981-04-27 1982-11-04 Kohjin Co Ltd Black color heat sensitive recording medium

Also Published As

Publication number Publication date
JPS59133258A (ja) 1984-07-31

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