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JPS523048A - Method ofpurifying anthraquinone - Google Patents

Method ofpurifying anthraquinone

Info

Publication number
JPS523048A
JPS523048A JP7774975A JP7774975A JPS523048A JP S523048 A JPS523048 A JP S523048A JP 7774975 A JP7774975 A JP 7774975A JP 7774975 A JP7774975 A JP 7774975A JP S523048 A JPS523048 A JP S523048A
Authority
JP
Japan
Prior art keywords
anthraquinone
ofpurifying
sublimation
distillation
treating
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.)
Granted
Application number
JP7774975A
Other languages
Japanese (ja)
Other versions
JPS5512006B2 (en
Inventor
Akira Matsuura
Kazuya Nagaoka
Keishirou Hata
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.)
Kawasaki Kasei Chemicals Ltd
Original Assignee
Kawasaki Kasei Chemicals 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 Kawasaki Kasei Chemicals Ltd filed Critical Kawasaki Kasei Chemicals Ltd
Priority to JP7774975A priority Critical patent/JPS523048A/en
Publication of JPS523048A publication Critical patent/JPS523048A/en
Publication of JPS5512006B2 publication Critical patent/JPS5512006B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: To purify crude anthraquinone by treating with an inorganic acid or a salt thereof, followed by distillation or sublimation.
COPYRIGHT: (C)1977,JPO&Japio
JP7774975A 1975-06-24 1975-06-24 Method ofpurifying anthraquinone Granted JPS523048A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7774975A JPS523048A (en) 1975-06-24 1975-06-24 Method ofpurifying anthraquinone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7774975A JPS523048A (en) 1975-06-24 1975-06-24 Method ofpurifying anthraquinone

Publications (2)

Publication Number Publication Date
JPS523048A true JPS523048A (en) 1977-01-11
JPS5512006B2 JPS5512006B2 (en) 1980-03-29

Family

ID=13642555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7774975A Granted JPS523048A (en) 1975-06-24 1975-06-24 Method ofpurifying anthraquinone

Country Status (1)

Country Link
JP (1) JPS523048A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744236A (en) * 1984-04-20 1988-05-17 Kabushiki Kaisha Kobeseikosho Method of and apparatus for indirect extrusion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744236A (en) * 1984-04-20 1988-05-17 Kabushiki Kaisha Kobeseikosho Method of and apparatus for indirect extrusion

Also Published As

Publication number Publication date
JPS5512006B2 (en) 1980-03-29

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