BE811537A - Purification d'acides sulfoniques bruts - Google Patents

Purification d'acides sulfoniques bruts

Info

Publication number: BE811537A
Authority: BE; Belgium
Prior art keywords: purification; sulphonic acids; crude; crude sulphonic; acids
Prior art date: 1973-02-26

Application number

BE141357A

Other languages

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.)

1973-02-26

Filing date

1974-02-25

Publication date

1974-08-26

1974-02-25 Application filed filed Critical

1974-08-26 Publication of BE811537A publication Critical patent/BE811537A/fr

Links

239000002253 acid Substances 0.000 title 1
150000007513 acids Chemical class 0.000 title 1
238000000746 purification Methods 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
- C07C303/44—Separation; Purification

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

BE141357A 1973-02-26 1974-02-25 Purification d'acides sulfoniques bruts BE811537A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US333857A US3927081A (en)	1973-02-26	1973-02-26	Purification of crude sulfonic acids

Publications (1)

Publication Number	Publication Date
BE811537A true BE811537A (fr)	1974-08-26

Family

ID=23304557

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE141357A BE811537A (fr)	1973-02-26	1974-02-25	Purification d'acides sulfoniques bruts

Country Status (7)

Country	Link
US (1)	US3927081A (fr)
JP (1)	JPS505324A (fr)
BE (1)	BE811537A (fr)
CA (1)	CA1007246A (fr)
DE (1)	DE2361667A1 (fr)
FR (1)	FR2219155B3 (fr)
GB (1)	GB1394028A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3013808C2 (de) *	1980-04-10	1982-12-23	Chemische Werke Hüls AG, 4370 Marl	Verfahren zur Abtennung von Schwefelsäure aus dem bei der Umsetzung von Paraffinen mit Schwefeldioxid, Sauerstoff und Wasser in Gegenwart von UV-Licht anfallenden Sulfoxidationsaustrag
US5434301A (en) *	1993-09-01	1995-07-18	Henkel Corporation	Methods for recovery of acids
WO2001051459A1 (fr) *	2000-01-10	2001-07-19	Centaur Phamaceuticals, Inc.	Methode de purification des acides et des sels sulfoniques aryles
US8658583B2 (en) *	2008-09-22	2014-02-25	Ekc Technology, Inc.	Method for making a photoresist stripping solution comprising an organic sulfonic acid and an organic hydrocarbon solvent

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2168315A (en) *	1937-01-19	1939-08-08	Soneborn Sons Inc L	Method for the purification of petroleum mahogany sulphonates
US3083146A (en) *	1958-11-26	1963-03-26	Texaco Inc	Sulfonic acid purifying treatment

1973
- 1973-02-26 US US333857A patent/US3927081A/en not_active Expired - Lifetime
- 1973-12-03 CA CA187,261A patent/CA1007246A/en not_active Expired
- 1973-12-07 GB GB5676773A patent/GB1394028A/en not_active Expired
- 1973-12-11 DE DE2361667A patent/DE2361667A1/de not_active Withdrawn
- 1973-12-17 JP JP48141750A patent/JPS505324A/ja active Pending
1974
- 1974-01-17 FR FR7401661A patent/FR2219155B3/fr not_active Expired
- 1974-02-25 BE BE141357A patent/BE811537A/fr unknown

Also Published As

Publication number	Publication date
FR2219155A1 (fr)	1974-09-20
GB1394028A (en)	1975-05-14
FR2219155B3 (fr)	1976-11-05
CA1007246A (en)	1977-03-22
JPS505324A (fr)	1975-01-21
DE2361667A1 (de)	1974-09-05
US3927081A (en)	1975-12-16

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