JPS5212145A - Improved process for preparation of aromatic sulfonic acid alkali salt - Google Patents

Improved process for preparation of aromatic sulfonic acid alkali salt

Info

Publication number
JPS5212145A
JPS5212145A JP8796675A JP8796675A JPS5212145A JP S5212145 A JPS5212145 A JP S5212145A JP 8796675 A JP8796675 A JP 8796675A JP 8796675 A JP8796675 A JP 8796675A JP S5212145 A JPS5212145 A JP S5212145A
Authority
JP
Japan
Prior art keywords
sulfonic acid
alkali salt
acid alkali
preparation
aromatic sulfonic
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
JP8796675A
Other languages
Japanese (ja)
Other versions
JPS5537991B2 (en
Inventor
Yoshiro Murata
Takashi Omura
Shinjiro Kawasaki
Akio Hirano
Tadashi Yamaguchi
Hiroyuki Yamaguchi
Tadashi Suzui
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.)
Taoka Chemical Co Ltd
Sumitomo Chemical Co Ltd
Original Assignee
Taoka Chemical Co Ltd
Sumitomo Chemical 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 Taoka Chemical Co Ltd, Sumitomo Chemical Co Ltd filed Critical Taoka Chemical Co Ltd
Priority to JP8796675A priority Critical patent/JPS5212145A/en
Publication of JPS5212145A publication Critical patent/JPS5212145A/en
Publication of JPS5537991B2 publication Critical patent/JPS5537991B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: High quality aromatic sulfonic acid alkali salt is prepared in high yield without causing environmetal pollution by treating an aromatic sulfonate mixture with a particular amine.
COPYRIGHT: (C)1977,JPO&Japio
JP8796675A 1975-07-17 1975-07-17 Improved process for preparation of aromatic sulfonic acid alkali salt Granted JPS5212145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8796675A JPS5212145A (en) 1975-07-17 1975-07-17 Improved process for preparation of aromatic sulfonic acid alkali salt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8796675A JPS5212145A (en) 1975-07-17 1975-07-17 Improved process for preparation of aromatic sulfonic acid alkali salt

Publications (2)

Publication Number Publication Date
JPS5212145A true JPS5212145A (en) 1977-01-29
JPS5537991B2 JPS5537991B2 (en) 1980-10-01

Family

ID=13929586

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8796675A Granted JPS5212145A (en) 1975-07-17 1975-07-17 Improved process for preparation of aromatic sulfonic acid alkali salt

Country Status (1)

Country Link
JP (1) JPS5212145A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041134A2 (en) * 1980-05-30 1981-12-09 BASF Aktiengesellschaft Process for the separation of water-soluble salts of aromatic sulphonic acids from sulphonated mixtures
JPH01316401A (en) * 1988-06-16 1989-12-21 Sanyo Special Steel Co Ltd Pressurized sintering method for powder material

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50130747A (en) * 1974-04-03 1975-10-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50130747A (en) * 1974-04-03 1975-10-16

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041134A2 (en) * 1980-05-30 1981-12-09 BASF Aktiengesellschaft Process for the separation of water-soluble salts of aromatic sulphonic acids from sulphonated mixtures
JPH01316401A (en) * 1988-06-16 1989-12-21 Sanyo Special Steel Co Ltd Pressurized sintering method for powder material

Also Published As

Publication number Publication date
JPS5537991B2 (en) 1980-10-01

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