JPS52100523A - Preparing beta crystal phase linear quinacridone - Google Patents

Preparing beta crystal phase linear quinacridone

Info

Publication number
JPS52100523A
JPS52100523A JP1682276A JP1682276A JPS52100523A JP S52100523 A JPS52100523 A JP S52100523A JP 1682276 A JP1682276 A JP 1682276A JP 1682276 A JP1682276 A JP 1682276A JP S52100523 A JPS52100523 A JP S52100523A
Authority
JP
Japan
Prior art keywords
crystal phase
phase linear
beta crystal
preparing beta
quinacridone
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
JP1682276A
Other languages
Japanese (ja)
Other versions
JPS6035378B2 (en
Inventor
Toshio Niwa
Tetsuo Ozawa
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.)
Mitsubishi Kasei Corp
Original Assignee
Mitsubishi Kasei Corp
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 Mitsubishi Kasei Corp filed Critical Mitsubishi Kasei Corp
Priority to JP1682276A priority Critical patent/JPS6035378B2/en
Publication of JPS52100523A publication Critical patent/JPS52100523A/en
Publication of JPS6035378B2 publication Critical patent/JPS6035378B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: A process for preparing crystalline linear-quinacridone useful for colorant comprising treating crystalline linear quinacridone in the alkaline medium in the presence of specific salt.
COPYRIGHT: (C)1977,JPO&Japio
JP1682276A 1976-02-18 1976-02-18 Method for producing β-crystalline phase linear quinacridone Expired JPS6035378B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1682276A JPS6035378B2 (en) 1976-02-18 1976-02-18 Method for producing β-crystalline phase linear quinacridone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1682276A JPS6035378B2 (en) 1976-02-18 1976-02-18 Method for producing β-crystalline phase linear quinacridone

Publications (2)

Publication Number Publication Date
JPS52100523A true JPS52100523A (en) 1977-08-23
JPS6035378B2 JPS6035378B2 (en) 1985-08-14

Family

ID=11926857

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1682276A Expired JPS6035378B2 (en) 1976-02-18 1976-02-18 Method for producing β-crystalline phase linear quinacridone

Country Status (1)

Country Link
JP (1) JPS6035378B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047117A2 (en) * 1980-08-28 1982-03-10 E.I. Du Pont De Nemours And Company Process for converting premilled crude quinacridone to pigmentary form and paints and plastics containing such pigment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0047117A2 (en) * 1980-08-28 1982-03-10 E.I. Du Pont De Nemours And Company Process for converting premilled crude quinacridone to pigmentary form and paints and plastics containing such pigment
EP0047117A3 (en) * 1980-08-28 1982-03-24 E.I. Du Pont De Nemours And Company Process for converting premilled crude quinacridone to pigmentary form, quinacridone pigment so obtained and paints and plastics containing such pigment
JPS5774364A (en) * 1980-08-28 1982-05-10 Du Pont Conversion of crushed crude quinacridone to pigment type
JPH0220663B2 (en) * 1980-08-28 1990-05-10 Ciba Geigy

Also Published As

Publication number Publication date
JPS6035378B2 (en) 1985-08-14

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