DE3662532D1 - Superbasic detergent-dispersant additives stable to hydrolysis, and process for their preparation - Google Patents

Superbasic detergent-dispersant additives stable to hydrolysis, and process for their preparation

Info

Publication number
DE3662532D1
DE3662532D1 DE8686401962T DE3662532T DE3662532D1 DE 3662532 D1 DE3662532 D1 DE 3662532D1 DE 8686401962 T DE8686401962 T DE 8686401962T DE 3662532 T DE3662532 T DE 3662532T DE 3662532 D1 DE3662532 D1 DE 3662532D1
Authority
DE
Germany
Prior art keywords
hydrolysis
preparation
dispersant additives
stable
superbasic
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
Application number
DE8686401962T
Other languages
English (en)
Inventor
Savino Leone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orogil SA
Original Assignee
Orogil SA
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 Orogil SA filed Critical Orogil SA
Application granted granted Critical
Publication of DE3662532D1 publication Critical patent/DE3662532D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C10M159/12—Reaction products
    • C10M159/20—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
    • C10M159/22—Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing phenol radicals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8686401962T 1985-09-17 1986-09-08 Superbasic detergent-dispersant additives stable to hydrolysis, and process for their preparation Expired DE3662532D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8513731A FR2587353B1 (fr) 1985-09-17 1985-09-17 Nouveaux additifs detergents-dispersants suralcalinises stables a l'hydrolyse pour huiles lubrifiantes et leur procede de preparation

Publications (1)

Publication Number Publication Date
DE3662532D1 true DE3662532D1 (en) 1989-04-27

Family

ID=9322959

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686401962T Expired DE3662532D1 (en) 1985-09-17 1986-09-08 Superbasic detergent-dispersant additives stable to hydrolysis, and process for their preparation

Country Status (7)

Country Link
EP (1) EP0219382B1 (de)
JP (1) JPH0751712B2 (de)
BR (1) BR8604401A (de)
CA (1) CA1287830C (de)
DE (1) DE3662532D1 (de)
FR (1) FR2587353B1 (de)
MX (1) MX168383B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ221128A (en) * 1986-08-08 1989-09-27 Chevron Res Overbased sulphurised alkylphenols as lube oil additives
JPH0676589B2 (ja) * 1987-07-24 1994-09-28 コスモ石油株式会社 ヒドロキシアルキル安息香酸およびアルキルフェノ−ルのアルカリ土類金属塩硫化混合物の製造法
FR2625219B1 (fr) * 1987-12-23 1990-12-21 Orogil Additifs detergents-dispersants a base de sels de metaux alcalino-terreux et alcalins pour huiles lubrifiantes
FR2625220B1 (fr) * 1987-12-23 1990-12-21 Orogil Procede de preparation d'additifs detergents-dispersants suralcalinises pour huiles lubrifiantes
TW278098B (de) * 1992-09-18 1996-06-11 Cosmo Sogo Kenkyusho Kk

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1094609A (en) * 1965-08-23 1967-12-13 Lubrizol Corp Oil soluble basic alkaline earth metal salts of phenol sulfides
NL134001C (de) * 1965-10-29
FR2529226B1 (fr) * 1982-06-24 1987-01-16 Orogil Procede de preparation d'alkylphenates sulfurises de metaux alcalino-terreux utilisables comme additifs pour huiles lubrifiantes

Also Published As

Publication number Publication date
MX168383B (es) 1993-05-19
BR8604401A (pt) 1987-05-12
EP0219382A1 (de) 1987-04-22
FR2587353A1 (fr) 1987-03-20
JPS6272791A (ja) 1987-04-03
FR2587353B1 (fr) 1987-11-20
EP0219382B1 (de) 1989-03-22
CA1287830C (fr) 1991-08-20
JPH0751712B2 (ja) 1995-06-05

Similar Documents

Publication Publication Date Title
GB2159432B (en) Combustion method
GB8625761D0 (en) Supercharging system
GB8503117D0 (en) Turbocharged i c engine
GB8500946D0 (en) Turbocharged i c engines
EP0261959A3 (en) Improved fuel additives
GB8507851D0 (en) Lubricating system in i c engine
AU6338286A (en) Diesel lubricant
GB8529110D0 (en) I c engines
EP0212922A3 (en) Overbased additives
GB8504118D0 (en) I c engines
GB8806020D0 (en) Improvements to engines
GB8508545D0 (en) Supercharger
GB8617717D0 (en) Fuel additives
GB8623479D0 (en) Synthesizing overbased additives
GB8701578D0 (en) Supercharging i c engines
GB8508520D0 (en) Supercharger
DE3662532D1 (en) Superbasic detergent-dispersant additives stable to hydrolysis, and process for their preparation
GB8700182D0 (en) Cogeneration method
GB8601990D0 (en) Overbased additives
DE3663561D1 (en) Components for engines and production therefor
GB8821930D0 (en) Improvements in/relating to scavenging systems
GB8503810D0 (en) Positive displacement superchargers for i c engines
GB2152604B (en) Power transmission system using two engines
GB8507392D0 (en) Engines
GB8527341D0 (en) I c engines

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee