CA918145A - Process for the production of pure basic dyestuffs - Google Patents

Process for the production of pure basic dyestuffs

Info

Publication number
CA918145A
CA918145A CA058896A CA58896A CA918145A CA 918145 A CA918145 A CA 918145A CA 058896 A CA058896 A CA 058896A CA 58896 A CA58896 A CA 58896A CA 918145 A CA918145 A CA 918145A
Authority
CA
Canada
Prior art keywords
production
basic dyestuffs
pure basic
pure
dyestuffs
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
CA058896A
Other versions
CA58896S (en
Inventor
Boehmke Gunther
Konig Hans
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Priority to CA058896A priority Critical patent/CA918145A/en
Application granted granted Critical
Publication of CA918145A publication Critical patent/CA918145A/en
Expired legal-status Critical Current

Links

CA058896A 1969-08-07 1969-08-07 Process for the production of pure basic dyestuffs Expired CA918145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA058896A CA918145A (en) 1969-08-07 1969-08-07 Process for the production of pure basic dyestuffs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA058896A CA918145A (en) 1969-08-07 1969-08-07 Process for the production of pure basic dyestuffs

Publications (1)

Publication Number Publication Date
CA918145A true CA918145A (en) 1973-01-02

Family

ID=4085529

Family Applications (1)

Application Number Title Priority Date Filing Date
CA058896A Expired CA918145A (en) 1969-08-07 1969-08-07 Process for the production of pure basic dyestuffs

Country Status (1)

Country Link
CA (1) CA918145A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785082A (en) * 1984-11-06 1988-11-15 Hoechst Aktiengesellschaft Process for preparing a highly concentrated aqueous press cakes of an azo disperse dye from dilute aqueous suspension thereof wherein surfactant is added before the dye is isolated
CN103146219A (en) * 2013-02-20 2013-06-12 上海晶纯实业有限公司 Process for preparing high-purity auramine O

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785082A (en) * 1984-11-06 1988-11-15 Hoechst Aktiengesellschaft Process for preparing a highly concentrated aqueous press cakes of an azo disperse dye from dilute aqueous suspension thereof wherein surfactant is added before the dye is isolated
CN103146219A (en) * 2013-02-20 2013-06-12 上海晶纯实业有限公司 Process for preparing high-purity auramine O
CN103146219B (en) * 2013-02-20 2014-04-30 上海晶纯实业有限公司 Process for preparing high-purity auramine O

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