IT1118773B - PROCESS FOR THE SULPHONATION OF ALCHYLATED AROMATIC HYDROCARBONS - Google Patents
PROCESS FOR THE SULPHONATION OF ALCHYLATED AROMATIC HYDROCARBONSInfo
- Publication number
- IT1118773B IT1118773B IT68257/79A IT6825779A IT1118773B IT 1118773 B IT1118773 B IT 1118773B IT 68257/79 A IT68257/79 A IT 68257/79A IT 6825779 A IT6825779 A IT 6825779A IT 1118773 B IT1118773 B IT 1118773B
- Authority
- IT
- Italy
- Prior art keywords
- alchylated
- sulphonation
- aromatic hydrocarbons
- hydrocarbons
- aromatic
- Prior art date
Links
- 150000004945 aromatic hydrocarbons Chemical class 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
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
- C07C303/06—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US91453578A | 1978-06-12 | 1978-06-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7968257A0 IT7968257A0 (en) | 1979-06-11 |
IT1118773B true IT1118773B (en) | 1986-03-03 |
Family
ID=25434489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68257/79A IT1118773B (en) | 1978-06-12 | 1979-06-11 | PROCESS FOR THE SULPHONATION OF ALCHYLATED AROMATIC HYDROCARBONS |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS59502B2 (en) |
CA (1) | CA1131247A (en) |
DE (1) | DE2923510A1 (en) |
GB (1) | GB2023138B (en) |
IT (1) | IT1118773B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5480900A (en) * | 1977-12-03 | 1979-06-27 | Asahi Chemical Ind | Method and apparatus for preserving live fish and shellfish for long period at high density |
GB2155474A (en) * | 1984-03-13 | 1985-09-25 | Procter & Gamble | Process for the continuous reaction of organic compounds with sulfur trioxide |
JP2625562B2 (en) * | 1990-01-22 | 1997-07-02 | 三菱電機株式会社 | Breeding equipment |
DE102005060816B3 (en) | 2005-12-21 | 2007-03-29 | Rudolf Aigner | Sulfonation and/or sulfation of liquid organic raw materials with sulfite/air-mixture comprises splitting the mixture feed into two feed points with in reaction tubes and/or annular gap region of annular gas-falling film reactor |
WO2010062605A1 (en) * | 2008-10-27 | 2010-06-03 | Stepan Company | Alkylaryl sulfonates with reduced sulfone levels and methods for their preparation |
CN101423482B (en) * | 2008-11-27 | 2012-07-25 | 中国日用化学工业研究院 | Integrated method of sulphonation and neutralization reaction |
JP5606358B2 (en) | 2011-02-24 | 2014-10-15 | 三菱重工業株式会社 | Impeller, rotor provided with the same, and method for manufacturing impeller |
JP2013047479A (en) | 2011-08-29 | 2013-03-07 | Mitsubishi Heavy Ind Ltd | Impeller and rotary machine with the same, and method for manufacturing impeller |
JP5907723B2 (en) | 2011-12-26 | 2016-04-26 | 三菱重工業株式会社 | Manufacturing method of rotating machine |
CN103566839B (en) * | 2012-07-26 | 2015-10-28 | 中国石油天然气股份有限公司 | Adjustable lower spraying film sulphonation reactor and application thereof |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2704295A (en) * | 1952-07-11 | 1955-03-15 | Allied Chem & Dye Corp | Aromatic hydrocarbon sulfonation |
US2831020A (en) * | 1954-09-03 | 1958-04-15 | Tennessee Corp | Processes for producing anhydrous aromatic sulfonic acids with low sulfone content and the products thereof |
US3427342A (en) * | 1962-12-12 | 1969-02-11 | Chemithon Corp | Continuous sulfonation process |
US3297748A (en) * | 1963-06-13 | 1967-01-10 | Chevron Res | Alkylbenzene sulfonate color and odor inhibition |
JPS5531059A (en) * | 1978-10-18 | 1980-03-05 | Toyo Soda Mfg Co Ltd | Preparation of alkali metal p-styrenesulfonate |
-
1979
- 1979-05-14 CA CA327,572A patent/CA1131247A/en not_active Expired
- 1979-05-24 GB GB7918150A patent/GB2023138B/en not_active Expired
- 1979-06-09 DE DE19792923510 patent/DE2923510A1/en active Granted
- 1979-06-11 JP JP54073443A patent/JPS59502B2/en not_active Expired
- 1979-06-11 IT IT68257/79A patent/IT1118773B/en active
Also Published As
Publication number | Publication date |
---|---|
JPS554376A (en) | 1980-01-12 |
DE2923510A1 (en) | 1979-12-20 |
DE2923510C2 (en) | 1989-04-27 |
CA1131247A (en) | 1982-09-07 |
IT7968257A0 (en) | 1979-06-11 |
GB2023138A (en) | 1979-12-28 |
JPS59502B2 (en) | 1984-01-07 |
GB2023138B (en) | 1983-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950628 |