DK239489A - Fremgangsmaade til fremstilling af dialkyldisulfider og polysulfider - Google Patents

Fremgangsmaade til fremstilling af dialkyldisulfider og polysulfider Download PDF

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Publication number
DK239489A
DK239489A DK239489A DK239489A DK239489A DK 239489 A DK239489 A DK 239489A DK 239489 A DK239489 A DK 239489A DK 239489 A DK239489 A DK 239489A DK 239489 A DK239489 A DK 239489A
Authority
DK
Denmark
Prior art keywords
dialkyld
polysulphides
disulphides
procedure
preparation
Prior art date
Application number
DK239489A
Other languages
English (en)
Other versions
DK239489D0 (da
Inventor
Robert Bonner Hager
Edward John Dzierza
Bernard Buchholz
Original Assignee
Pennwalt Corp
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 Pennwalt Corp filed Critical Pennwalt Corp
Publication of DK239489D0 publication Critical patent/DK239489D0/da
Publication of DK239489A publication Critical patent/DK239489A/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
    • C07C319/16—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by addition of hydrogen sulfide or its salts to unsaturated compounds

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DK239489A 1988-05-18 1989-05-17 Fremgangsmaade til fremstilling af dialkyldisulfider og polysulfider DK239489A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/195,246 US4937385A (en) 1988-05-18 1988-05-18 Process for the manufacture of dialkyl disulfides and polysulfides

Publications (2)

Publication Number Publication Date
DK239489D0 DK239489D0 (da) 1989-05-17
DK239489A true DK239489A (da) 1989-11-19

Family

ID=22720642

Family Applications (1)

Application Number Title Priority Date Filing Date
DK239489A DK239489A (da) 1988-05-18 1989-05-17 Fremgangsmaade til fremstilling af dialkyldisulfider og polysulfider

Country Status (11)

Country Link
US (1) US4937385A (da)
EP (1) EP0342454B1 (da)
JP (1) JPH0228145A (da)
AR (1) AR244663A1 (da)
AU (1) AU618352B2 (da)
BR (1) BR8902310A (da)
CA (1) CA1329219C (da)
DE (1) DE68905519T2 (da)
DK (1) DK239489A (da)
IN (1) IN171866B (da)
MX (1) MX166391B (da)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146000A (en) * 1991-03-25 1992-09-08 Ethyl Corporation Production of dihydrocarbyl polysulfides
ATE135685T1 (de) * 1991-08-22 1996-04-15 Atochem North America Elf 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
US5304683A (en) * 1992-07-02 1994-04-19 Phillips Petroleum Company Conversion of alkyl mercaptan to dialkyl sulfide and catalyst therefor
US5232623A (en) * 1992-08-17 1993-08-03 Phillips Petroleum Company Catalyst and process for producing organic polysulfide
US5464931A (en) * 1994-08-15 1995-11-07 Phillips Petroleum Company Oxidation of dimercaptans to organic disulfide polymers
US5565517A (en) * 1994-11-16 1996-10-15 Phillips Petroleum Company Synthesis of organic polysulfide polymers
US5530163A (en) * 1995-01-23 1996-06-25 Phillips Petroleum Company Process for producing organic polysulfide compounds
FR2808273B1 (fr) * 2000-04-28 2002-06-14 Atofina Procede de fabrication d'olefines sulfurees
FR2808272B1 (fr) * 2000-04-28 2002-06-14 Atofina Procede de fabrication d'olefines sulfurees
EP1428819B1 (en) * 2002-11-27 2010-01-27 Chevron Phillips Chemical Company Production of dithiodiglycol
FR2866024A1 (fr) * 2004-02-06 2005-08-12 Arkema Procede de fabrication de dodecylmercaptans.
FR2910348B1 (fr) * 2006-12-22 2012-05-18 Arkema France Agent de sulfuration de catalyseur d'hydrotraitement et son utilisation pour la presulfuration in-situ et ex-situ
FR2925520B1 (fr) 2007-12-21 2011-02-25 Total France Compositions lubrifiantes pour transmissions
JP5896087B2 (ja) * 2013-09-24 2016-03-30 Dic株式会社 ジアルキルポリスルフィドの製造方法、ジアルキルポリスルフィド、極圧添加剤及び潤滑流体組成物
EP3294707B1 (en) * 2015-05-08 2024-06-26 Arkema, Inc. Manufacture of organopolysulfides and salts thereof
IL244872B (en) 2016-04-03 2022-03-01 Treitel Chemical Eng Ltd Apparatus and method for dosing powdery or granular material
CN108409713B (zh) * 2018-03-15 2021-01-19 山东豪迈化工技术有限公司 硫化异丁烯的合成方法
US11459345B2 (en) 2020-08-14 2022-10-04 The Goodyear Tire & Rubber Company Method for the synthesis of asymmetric polysulfides
CN114920674B (zh) * 2022-06-28 2024-08-06 山东京博石油化工有限公司 一种低成本制备有机预硫化剂的方法
WO2024158648A1 (en) 2023-01-24 2024-08-02 The Lubrizol Corporation Lubricating composition with phenolic antioxidant and low active sulfur

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022351A (en) * 1957-03-07 1962-02-20 Phillips Petroleum Co Production of organic polysulfides
US3036133A (en) * 1960-07-25 1962-05-22 Pennsalt Chemicals Corp Process for the preparation of sulfur compounds
US3314999A (en) * 1963-11-15 1967-04-18 Aquitaine Petrole Process for the preparation of organic disulphides
FR2130985A5 (da) * 1971-03-29 1972-11-10 Aquitaine Petrole
CA1064463A (en) * 1975-03-21 1979-10-16 Kirk E. Davis Sulfurized compositions
US4119550A (en) * 1975-03-21 1978-10-10 The Lubrizol Corporation Sulfurized compositions
US4102931A (en) * 1977-05-17 1978-07-25 Pennwalt Corporation Manufacture of tertiary mercaptans using zeolite catalysts
US4313006A (en) * 1980-09-03 1982-01-26 Pennwalt Corporation Process for converting dialkyl sulfides to alkyl mercaptans
US4568767A (en) * 1981-12-23 1986-02-04 Pennwalt Corporation Process for the manufacture of dialkyl sulfides
US4638093A (en) * 1983-04-11 1987-01-20 Shell Oil Company Preparation of secondary thiols
ATE59634T1 (de) * 1985-05-13 1991-01-15 Atochem North America Verfahren zur herstellung von dialkyldisulfiden.
EP0337837B1 (fr) * 1988-04-14 1990-08-29 Societe Nationale Elf Aquitaine (Production) Procédé de préparation de disulfures et polysulfures organiques

Also Published As

Publication number Publication date
CA1329219C (en) 1994-05-03
EP0342454B1 (en) 1993-03-24
EP0342454A1 (en) 1989-11-23
IN171866B (da) 1993-01-30
DE68905519T2 (de) 1993-08-26
JPH0228145A (ja) 1990-01-30
US4937385A (en) 1990-06-26
BR8902310A (pt) 1990-01-09
AU3460689A (en) 1989-11-23
MX166391B (es) 1993-01-06
DE68905519D1 (de) 1993-04-29
DK239489D0 (da) 1989-05-17
AU618352B2 (en) 1991-12-19
AR244663A1 (es) 1993-11-30

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