DE3362866D1 - Process for preparing dialkyl trisulfides - Google Patents
Process for preparing dialkyl trisulfidesInfo
- Publication number
- DE3362866D1 DE3362866D1 DE8383900655T DE3362866T DE3362866D1 DE 3362866 D1 DE3362866 D1 DE 3362866D1 DE 8383900655 T DE8383900655 T DE 8383900655T DE 3362866 T DE3362866 T DE 3362866T DE 3362866 D1 DE3362866 D1 DE 3362866D1
- Authority
- DE
- Germany
- Prior art keywords
- preparing dialkyl
- dialkyl trisulfides
- trisulfides
- preparing
- dialkyl
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/22—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of hydropolysulfides or polysulfides
- C07C319/24—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of hydropolysulfides or polysulfides by reactions involving the formation of sulfur-to-sulfur bonds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57021492A JPS58140064A (ja) | 1982-02-13 | 1982-02-13 | ジアルキルトリスルフイド類の製造方法 |
PCT/JP1983/000042 WO1983002773A1 (en) | 1982-02-13 | 1983-02-12 | Process for preparing dialkyl trisulfides |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3362866D1 true DE3362866D1 (en) | 1986-05-15 |
Family
ID=12056463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383900655T Expired DE3362866D1 (en) | 1982-02-13 | 1983-02-12 | Process for preparing dialkyl trisulfides |
Country Status (6)
Country | Link |
---|---|
US (1) | US4564709A (de) |
EP (1) | EP0108149B1 (de) |
JP (1) | JPS58140064A (de) |
BE (1) | BE897504A (de) |
DE (1) | DE3362866D1 (de) |
WO (1) | WO1983002773A1 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5026915A (en) * | 1985-05-13 | 1991-06-25 | Atochem North America, Inc. | Process for the manufacture of dialkyl disulfides |
DE68900007D1 (de) * | 1988-04-14 | 1990-10-04 | Elf Aquitaine | Verfahren zur herstellung von organischen di- und polysulfiden. |
US5202494A (en) * | 1990-05-31 | 1993-04-13 | Phillips Petroleum Company | Continuous process for the production of disulfides |
US5146000A (en) * | 1991-03-25 | 1992-09-08 | Ethyl Corporation | Production of dihydrocarbyl polysulfides |
EP0529388B1 (de) * | 1991-08-22 | 1996-03-20 | Elf Atochem North America, Inc. | Verfahren zur selektiven Darstellung von organischen Trisulfiden |
US5242613A (en) * | 1991-11-13 | 1993-09-07 | Ethyl Corporation | Process for mixed extreme pressure additives |
US5250737A (en) * | 1992-01-31 | 1993-10-05 | Ethyl Corporation | Process for hydrocarbyl trisulfide product |
US5264631A (en) * | 1993-03-09 | 1993-11-23 | Elf Atochem North America, Inc. | Process for the preparation of unsymmetrical alkyl trisulfides and products |
TW425425B (en) | 1994-08-03 | 2001-03-11 | Lubrizol Corp | Lubricating compositions, concentrates, and greases containing the combination of an organic polysulfide and an overbased composition or a phosphorus or boron compound |
TW291495B (de) | 1994-08-03 | 1996-11-21 | Lubrizol Corp | |
US5530163A (en) * | 1995-01-23 | 1996-06-25 | Phillips Petroleum Company | Process for producing organic polysulfide compounds |
JP4810762B2 (ja) * | 2001-06-20 | 2011-11-09 | Dic株式会社 | ジアルキルトリスルフィドの製造方法 |
US7601676B2 (en) * | 2005-07-01 | 2009-10-13 | Afton Chemical Corporation | Sulfonate compositions |
US20070078066A1 (en) * | 2005-10-03 | 2007-04-05 | Milner Jeffrey L | Lubricant formulations containing extreme pressure agents |
SG11201708527RA (en) * | 2015-05-08 | 2017-11-29 | Arkema Inc | Manufacture of organopolysulfides and salts thereof |
US11046908B2 (en) | 2019-01-11 | 2021-06-29 | Afton Chemical Corporation | Oxazoline modified dispersants |
US11214753B2 (en) | 2020-01-03 | 2022-01-04 | Afton Chemical Corporation | Silicone functionalized viscosity index improver |
US11572524B1 (en) | 2022-05-25 | 2023-02-07 | Afton Chemical Corporation | Lubricating composition for differential and gear fluids |
US11639480B1 (en) | 2022-06-20 | 2023-05-02 | Afton Chemical Corporation | Phosphorus antiwear system for improved gear protection |
US11873461B1 (en) | 2022-09-22 | 2024-01-16 | Afton Chemical Corporation | Extreme pressure additives with improved copper corrosion |
EP4368687A1 (de) | 2022-11-10 | 2024-05-15 | Afton Chemical Corporation | Korrosionsinhibitor und industrielles schmiermittel damit |
US20240199970A1 (en) | 2022-12-09 | 2024-06-20 | Afton Chemical Corporation | Driveline and transmission fluids for low speed wear and scuffing |
US11795412B1 (en) | 2023-03-03 | 2023-10-24 | Afton Chemical Corporation | Lubricating composition for industrial gear fluids |
US11958875B1 (en) | 2023-03-31 | 2024-04-16 | Afton Chemical Corporation | Thiophosphoric acid products for antiwear additives |
US11884892B1 (en) | 2023-03-31 | 2024-01-30 | Afton Chemical Corporation | Antiwear system for improved copper corrosion |
US11884893B1 (en) | 2023-03-31 | 2024-01-30 | Afton Chemical Corporation | Antiwear system for improved copper corrosion |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3022351A (en) * | 1957-03-07 | 1962-02-20 | Phillips Petroleum Co | Production of organic polysulfides |
FR1336087A (fr) * | 1962-02-05 | 1963-08-30 | Aquitaine Petrole | Procédé pour la préparation de sulfures organiques |
DE1250430B (de) * | 1963-05-20 | |||
US3392201A (en) * | 1965-08-25 | 1968-07-09 | Phillips Petroleum Co | Process for making alkyl trisulfides |
DE1668462B2 (de) * | 1967-01-20 | 1976-12-16 | Monsanto Co., St. Louis, Mo. (V.StA.) | Verfahren zur herstellung von di- (tert.-alkyl)-trisulfiden |
-
1982
- 1982-02-13 JP JP57021492A patent/JPS58140064A/ja active Granted
-
1983
- 1983-02-12 EP EP83900655A patent/EP0108149B1/de not_active Expired
- 1983-02-12 DE DE8383900655T patent/DE3362866D1/de not_active Expired
- 1983-02-12 US US06/545,392 patent/US4564709A/en not_active Expired - Fee Related
- 1983-02-12 WO PCT/JP1983/000042 patent/WO1983002773A1/ja active IP Right Grant
- 1983-08-10 BE BE0/211329A patent/BE897504A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0108149A4 (de) | 1984-06-05 |
US4564709A (en) | 1986-01-14 |
WO1983002773A1 (en) | 1983-08-18 |
BE897504A (fr) | 1983-12-01 |
JPS58140064A (ja) | 1983-08-19 |
EP0108149A1 (de) | 1984-05-16 |
EP0108149B1 (de) | 1986-04-09 |
JPH0321023B2 (de) | 1991-03-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ATOCHEM NORTH AMERICA, INC., PHILADELPHIA, PA., US |
|
8328 | Change in the person/name/address of the agent |
Free format text: SCHOENWALD, K., DR.-ING. VON KREISLER, A., DIPL.-CHEM. FUES, J., DIPL.-CHEM. DR.RER.NAT. SELTING, G., DIPL.-ING. WERNER, H., DIPL.-CHEM. DR.RER.NAT., PAT.-ANWAELTE, 5000 KOELN |
|
8328 | Change in the person/name/address of the agent |
Free format text: KRAUS, W., DIPL.-CHEM. DR.RER.NAT. WEISERT, A., DIPL.-ING. DR.-ING. SPIES, J., DIPL.-PHYS., PAT.-ANWAELTE NIELSEN, F., DR., RECHTSANW., 8000 MUENCHEN |
|
8339 | Ceased/non-payment of the annual fee |