KR20010092744A - 알칸설폰산의 제조 방법 - Google Patents
알칸설폰산의 제조 방법 Download PDFInfo
- Publication number
- KR20010092744A KR20010092744A KR1020017006113A KR20017006113A KR20010092744A KR 20010092744 A KR20010092744 A KR 20010092744A KR 1020017006113 A KR1020017006113 A KR 1020017006113A KR 20017006113 A KR20017006113 A KR 20017006113A KR 20010092744 A KR20010092744 A KR 20010092744A
- Authority
- KR
- South Korea
- Prior art keywords
- nitric acid
- dialkyl
- acid
- carried out
- reaction
- Prior art date
Links
- 239000002253 acid Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims description 33
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 66
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000006243 chemical reaction Methods 0.000 claims abstract description 27
- 150000002019 disulfides Chemical class 0.000 claims abstract description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920001021 polysulfide Polymers 0.000 claims abstract description 14
- 239000005077 polysulfide Substances 0.000 claims abstract description 14
- 150000008117 polysulfides Polymers 0.000 claims abstract description 14
- 230000001590 oxidative effect Effects 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 239000006227 byproduct Substances 0.000 claims abstract description 5
- 125000004434 sulfur atom Chemical group 0.000 claims abstract description 5
- 238000004064 recycling Methods 0.000 claims abstract description 3
- 230000001172 regenerating effect Effects 0.000 claims abstract description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 37
- 230000003647 oxidation Effects 0.000 claims description 31
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 claims description 16
- WQOXQRCZOLPYPM-UHFFFAOYSA-N dimethyl disulfide Chemical compound CSSC WQOXQRCZOLPYPM-UHFFFAOYSA-N 0.000 claims description 15
- 239000000047 product Substances 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 12
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 11
- 239000011541 reaction mixture Substances 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 7
- -1 alkyl mercaptan Chemical compound 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 32
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 16
- 229940098779 methanesulfonic acid Drugs 0.000 description 16
- 230000008929 regeneration Effects 0.000 description 16
- 238000011069 regeneration method Methods 0.000 description 16
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 14
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- 150000007513 acids Chemical class 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 239000001272 nitrous oxide Substances 0.000 description 6
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 5
- 239000007800 oxidant agent Substances 0.000 description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- XYONNSVDNIRXKZ-UHFFFAOYSA-N S-methyl methanethiosulfonate Chemical compound CSS(C)(=O)=O XYONNSVDNIRXKZ-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 125000000066 S-methyl group Chemical group [H]C([H])([H])S* 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 239000007853 buffer solution Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000005292 vacuum distillation Methods 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- VLXBWPOEOIIREY-UHFFFAOYSA-N dimethyl diselenide Natural products C[Se][Se]C VLXBWPOEOIIREY-UHFFFAOYSA-N 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 229940071870 hydroiodic acid Drugs 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- WCYWZMWISLQXQU-UHFFFAOYSA-N methyl Chemical compound [CH3] WCYWZMWISLQXQU-UHFFFAOYSA-N 0.000 description 1
- MBABOKRGFJTBAE-UHFFFAOYSA-N methyl methanesulfonate Chemical compound COS(C)(=O)=O MBABOKRGFJTBAE-UHFFFAOYSA-N 0.000 description 1
- LRMHVVPPGGOAJQ-UHFFFAOYSA-N methyl nitrate Chemical compound CO[N+]([O-])=O LRMHVVPPGGOAJQ-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 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
- C07C303/16—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 oxidation of thiols, sulfides, hydropolysulfides, or polysulfides with formation of sulfo or halosulfonyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (10)
- (a) 알킬머캅탄 및/또는 디알킬 디설파이드 및/또는 3개 내지 9개의 황 원자를 함유한 디알킬 폴리설파이드를 질산으로 산화시켜 알칸설폰산, 물, 질소 산화물 및 다른 부산물을 형성시키는 단계와,(b) 상기 단계(a)에서 얻어진 질소 산화물을 산소로 재생시켜 질산을 생성시키고, 이 질산을 상기 단계(a)로 재순환시키는 단계를 포함하고, 단계(a)와 단계(b)는 서로 분리된 반응 체임버에서 수행하는 알칸설폰산의 제조 방법.
- 제1항에 있어서, 연속적으로 수행하는 방법.
- 제1항 또는 제2항에 있어서, 단계(a)는 50℃ 내지 150℃의 반응 온도와 100 mbar 내지 8 bar의 작업 압력에서 수행하는 것인 방법.
- 제1항 내지 제3항 중 어느 하나의 항에 있어서, 알킬 머캅탄 또는 디알킬 디설파이드 또는 디알킬 폴리설파이드는 1개 내지 20개의 탄소 원자를 갖는 탄화수소 라디칼을 함유하는 것인 방법.
- 제1항 내지 제4항 중 어느 하나의 항에 있어서, 단계(a)에서 디알킬 디설파이드를 산화시키는 것인 방법.
- 제5항에 있어서, 디메틸 디설파이드를 산화시키는 것인 방법.
- 제1항 내지 제6항 중 어느 하나의 항에 있어서, 머캅탄 또는 디알킬 디설파이드 또는 디알킬 폴리설파이드의 산화 반응열의 일부는 배출 기체 스트림 중에 배치된 응축기에서 소모하고, 응축물은 재순환시키는 것인 방법.
- 제1항 내지 제7항 중 어느 하나의 항에 있어서, 단계(b)는 0℃ 내지 60℃의 온도와 0.5 bar 내지 20 bar의 작업 압력에서 수행하는 것인 방법.
- 제1항 내지 제8항 중 어느 하나의 항에 있어서, 단계(b)는 냉각 흡수 컬럼에서 수행하는 것인 방법.
- 제1항 내지 제9항 중 어느 하나의 항에 있어서, 단계(a)에서 반응 유출물에 존재하는 질산은 반응 혼합물로부터 제거한 후, 단계(a) 또는 단계(b)로 복귀시키고, 마찬가지로 단계(a)에서 반응 유출물에 존재하는 불완전 산화 생성물은 제거한 후 단계(a)로 복귀시키며, 알칸설폰산은 분리시키는 것인 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19854428A DE19854428A1 (de) | 1998-11-25 | 1998-11-25 | Verfahren zur Herstellung von Alkansulfonsäuren |
DE19854428.6 | 1998-11-25 | ||
PCT/EP1999/008994 WO2000031027A1 (de) | 1998-11-25 | 1999-11-22 | Verfahren zur herstellung von alkansulfonsäuren |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010092744A true KR20010092744A (ko) | 2001-10-26 |
KR100599637B1 KR100599637B1 (ko) | 2006-07-12 |
Family
ID=7889013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020017006113A KR100599637B1 (ko) | 1998-11-25 | 1999-11-22 | 알칸설폰산의 제조 방법 |
Country Status (20)
Country | Link |
---|---|
US (1) | US6531629B1 (ko) |
EP (1) | EP1133470B1 (ko) |
JP (1) | JP4294874B2 (ko) |
KR (1) | KR100599637B1 (ko) |
CN (1) | CN1163479C (ko) |
AT (1) | ATE240938T1 (ko) |
AU (1) | AU765481B2 (ko) |
BR (1) | BR9915651B1 (ko) |
CA (1) | CA2350490C (ko) |
DE (2) | DE19854428A1 (ko) |
ES (1) | ES2200582T3 (ko) |
HU (1) | HUP0104484A3 (ko) |
IN (1) | IN207425B (ko) |
MX (1) | MXPA01004496A (ko) |
PL (1) | PL197882B1 (ko) |
RU (1) | RU2230735C2 (ko) |
SK (1) | SK7152001A3 (ko) |
UA (1) | UA66896C2 (ko) |
WO (1) | WO2000031027A1 (ko) |
ZA (1) | ZA200104256B (ko) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7820145B2 (en) * | 2003-08-04 | 2010-10-26 | Foamix Ltd. | Oleaginous pharmaceutical and cosmetic foam |
JP4441726B2 (ja) * | 2003-01-24 | 2010-03-31 | 石原薬品株式会社 | スズ又はスズ合金の脂肪族スルホン酸メッキ浴の製造方法 |
EP1644558B1 (en) * | 2003-05-12 | 2019-04-03 | Arkema Inc. | High purity electrolytic sulfonic acid solutions |
US9399618B2 (en) * | 2003-05-12 | 2016-07-26 | Arkema Inc. | High purity electrolytic sulfonic acid solutions |
WO2005069751A2 (en) * | 2003-06-21 | 2005-08-04 | Richards Alan K | Anhydrous processing of methane into methane-sulfonic acid, methanol, and other compounds |
FR2935142B1 (fr) * | 2008-08-20 | 2010-11-19 | Arkema France | Dimethyldisulfure issu au moins partiellement de matieres renouvellables |
EP2382155B1 (de) | 2008-12-23 | 2017-06-14 | Basf Se | Verfahren zur verdichtung von schwefelwasserstoffhaltigen gasen |
RU2012122587A (ru) | 2009-11-03 | 2013-12-10 | Басф Се | Способ обращения с водными растворами метансульфокислоты |
GB201100531D0 (en) | 2011-01-13 | 2011-03-02 | Phosphonics | Functionalised materials, processes for the production and uses thereof |
JP5992506B2 (ja) | 2011-04-14 | 2016-09-14 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | 系の表面上のスケール堆積物を溶解および/または抑制する方法 |
CN104053819B (zh) | 2011-11-30 | 2017-06-23 | 巴斯夫欧洲公司 | 用于溶解和/或抑制系统表面上结垢的沉积的组合物 |
EP2836582A1 (en) | 2012-04-12 | 2015-02-18 | Basf Se | Cleaning composition for dishwashing |
WO2015077737A1 (en) | 2013-11-25 | 2015-05-28 | Basf Se | Cleaning concentrate for removing scale from a surface of a system |
US10052620B2 (en) | 2013-12-11 | 2018-08-21 | Evonik Degussa Gmbh | Catalyst for oxidation reactions, a method for its preparation and the use thereof |
WO2015085522A1 (en) * | 2013-12-11 | 2015-06-18 | Evonik Industries Ag | Process for preparing alkanesulphonic acids |
US9963802B2 (en) * | 2014-03-04 | 2018-05-08 | Basf Se | Method of delinting cotton seeds |
AU2015227367A1 (en) | 2014-03-04 | 2016-09-22 | Basf Se | Method for degumming and esterification of an oil |
EP3035046A1 (de) | 2014-12-19 | 2016-06-22 | Evonik Degussa GmbH | Verfahren zur Bestimmung eines Dialkyldisulfids |
WO2017058765A1 (en) | 2015-09-28 | 2017-04-06 | Basf Se | Method of neutralizing cotton seeds |
SG11201803926QA (en) | 2015-11-10 | 2018-06-28 | Basf Se | Method for purifying alkanesulfonic acids |
WO2017080994A1 (de) | 2015-11-10 | 2017-05-18 | Basf Se | Verfahren zur wiederaufarbeitung von alkansulfonsäure |
EP3173405A1 (de) | 2015-11-30 | 2017-05-31 | Evonik Degussa GmbH | Verfahren zur herstellung einer alkansulfonsäure |
CN109563525B (zh) | 2016-06-20 | 2023-06-27 | 巴斯夫欧洲公司 | 包括干磨和在分离的玉米纤维中添加链烷磺酸的由玉米制备乙醇的方法 |
CN109563526B (zh) | 2016-06-20 | 2023-02-28 | 巴斯夫欧洲公司 | 包括干磨和在发酵的醪中添加链烷磺酸的由玉米制备乙醇的方法 |
CN109563524B (zh) | 2016-06-20 | 2023-06-27 | 巴斯夫欧洲公司 | 由玉米制备乙醇 |
JP2019524999A (ja) | 2016-07-18 | 2019-09-05 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | 縮合反応のための低腐食性アルカンスルホン酸 |
TW201841881A (zh) | 2017-04-18 | 2018-12-01 | 德商巴斯夫歐洲公司 | 純化烷烴磺酸酐的方法及使用純化的烷烴磺酸酐製造烷烴磺酸的方法 |
JP7062686B2 (ja) | 2017-05-11 | 2022-05-06 | アーケマ・インコーポレイテッド | 精製された形態でメタンスルホン酸を回収するための方法及びシステム |
EP3630718B1 (en) | 2017-05-30 | 2021-09-01 | Basf Se | Process for the manufacturing of methane sulfonic acid |
EP3453447B1 (en) | 2017-09-06 | 2020-12-23 | Evonik Operations GmbH | Process for the preparation of alkanesulfonic acid |
EP3456708B1 (en) | 2017-09-13 | 2020-07-01 | Evonik Operations GmbH | Process for operating a plant for preparing an alkanesulfonic acid |
CN107698468A (zh) * | 2017-10-18 | 2018-02-16 | 辽宁省轻工设计院有限公司 | 甲基磺酸的制备工艺 |
WO2019154681A1 (en) | 2018-02-07 | 2019-08-15 | Basf Se | Process for the manufacturing of alkanesulfonic acids |
WO2020126855A1 (en) * | 2018-12-21 | 2020-06-25 | Basf Se | Mixture comprising methanesulfonic acid and sulfuric acid |
EP4010313B1 (en) | 2019-08-07 | 2023-09-06 | Basf Se | Recovery of water-free methanesulfonic acid from the bottom stream of a distillation column |
CA3156366A1 (en) * | 2019-10-01 | 2021-04-08 | Basf Se | PROCESS FOR THE PRODUCTION OF ALKANESULPHONIC ACIDS |
CN113214120B (zh) * | 2021-03-25 | 2022-10-04 | 四川上氟科技有限公司 | 一种全氟己基乙基磺酸盐的制备方法 |
WO2023156430A1 (en) * | 2022-02-18 | 2023-08-24 | Basf Se | Process for producing alkyl sulfonic acid |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2697722A (en) * | 1951-01-13 | 1954-12-21 | Standard Oil Co | Manufacture of sulfonic acids |
US2727920A (en) * | 1951-04-20 | 1955-12-20 | Standard Oil Co | Oxidation of mercaptans to sulfonic acids |
AU5714698A (en) * | 1997-02-10 | 1998-08-26 | Innochem Inc. | Preparation of alkane sulfonic acids and sulfonyl chlorides by oxidation of alkanethiols and dialkyl disulfides |
-
1998
- 1998-11-25 DE DE19854428A patent/DE19854428A1/de not_active Withdrawn
-
1999
- 1999-11-22 RU RU2001117526/04A patent/RU2230735C2/ru not_active IP Right Cessation
- 1999-11-22 CA CA002350490A patent/CA2350490C/en not_active Expired - Fee Related
- 1999-11-22 JP JP2000583855A patent/JP4294874B2/ja not_active Expired - Fee Related
- 1999-11-22 PL PL347973A patent/PL197882B1/pl unknown
- 1999-11-22 WO PCT/EP1999/008994 patent/WO2000031027A1/de active IP Right Grant
- 1999-11-22 ES ES99962150T patent/ES2200582T3/es not_active Expired - Lifetime
- 1999-11-22 UA UA2001064423A patent/UA66896C2/uk unknown
- 1999-11-22 HU HU0104484A patent/HUP0104484A3/hu unknown
- 1999-11-22 AU AU18593/00A patent/AU765481B2/en not_active Ceased
- 1999-11-22 KR KR1020017006113A patent/KR100599637B1/ko active IP Right Grant
- 1999-11-22 EP EP99962150A patent/EP1133470B1/de not_active Expired - Lifetime
- 1999-11-22 CN CNB998136883A patent/CN1163479C/zh not_active Expired - Lifetime
- 1999-11-22 AT AT99962150T patent/ATE240938T1/de active
- 1999-11-22 DE DE59905681T patent/DE59905681D1/de not_active Expired - Lifetime
- 1999-11-22 SK SK715-2001A patent/SK7152001A3/sk unknown
- 1999-11-22 BR BRPI9915651-2A patent/BR9915651B1/pt not_active IP Right Cessation
- 1999-11-22 US US09/831,362 patent/US6531629B1/en not_active Expired - Lifetime
-
2001
- 2001-05-04 MX MXPA01004496 patent/MXPA01004496A/es unknown
- 2001-05-24 ZA ZA200104256A patent/ZA200104256B/xx unknown
- 2001-05-25 IN IN725CH2001 patent/IN207425B/en unknown
Also Published As
Publication number | Publication date |
---|---|
AU765481B2 (en) | 2003-09-18 |
BR9915651A (pt) | 2001-08-07 |
WO2000031027A1 (de) | 2000-06-02 |
EP1133470B1 (de) | 2003-05-21 |
PL197882B1 (pl) | 2008-05-30 |
RU2230735C2 (ru) | 2004-06-20 |
EP1133470A1 (de) | 2001-09-19 |
DE59905681D1 (de) | 2003-06-26 |
ES2200582T3 (es) | 2004-03-01 |
CA2350490A1 (en) | 2000-06-02 |
MXPA01004496A (es) | 2002-03-01 |
SK7152001A3 (en) | 2002-01-07 |
ATE240938T1 (de) | 2003-06-15 |
DE19854428A1 (de) | 2000-05-31 |
AU1859300A (en) | 2000-06-13 |
ZA200104256B (en) | 2002-05-24 |
BR9915651B1 (pt) | 2011-07-26 |
JP2002530369A (ja) | 2002-09-17 |
UA66896C2 (uk) | 2004-06-15 |
CN1328544A (zh) | 2001-12-26 |
US6531629B1 (en) | 2003-03-11 |
JP4294874B2 (ja) | 2009-07-15 |
HUP0104484A2 (hu) | 2002-03-28 |
PL347973A1 (en) | 2002-05-06 |
MX217997B (ko) | 2003-12-08 |
CN1163479C (zh) | 2004-08-25 |
IN2001CH00725A (ko) | 2006-08-25 |
HUP0104484A3 (en) | 2003-07-28 |
CA2350490C (en) | 2008-03-04 |
KR100599637B1 (ko) | 2006-07-12 |
IN207425B (ko) | 2007-06-29 |
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