ITMI922552A1 - Addittivo polimerico per olii lubrificanti - Google Patents
Addittivo polimerico per olii lubrificantiInfo
- Publication number
- ITMI922552A1 ITMI922552A1 IT002552A ITMI922552A ITMI922552A1 IT MI922552 A1 ITMI922552 A1 IT MI922552A1 IT 002552 A IT002552 A IT 002552A IT MI922552 A ITMI922552 A IT MI922552A IT MI922552 A1 ITMI922552 A1 IT MI922552A1
- Authority
- IT
- Italy
- Prior art keywords
- polymeric additive
- lubricant oils
- meth
- pour point
- copolymer
- Prior art date
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
- C10M149/00—Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen
- C10M149/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M149/06—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
- C08F255/04—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms on to ethene-propene copolymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
- C08F255/06—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms on to ethene-propene-diene terpolymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
- C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
-
- 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
- C10M133/00—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
- C10M133/02—Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen having a carbon chain of less than 30 atoms
- C10M133/04—Amines, e.g. polyalkylene polyamines; Quaternary amines
-
- 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
- C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
- C10M143/02—Polyethene
-
- 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
- C10M143/00—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation
- C10M143/04—Lubricating compositions characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation containing propene
-
- 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
- C10M145/00—Lubricating compositions characterised by the additive being a macromolecular compound containing oxygen
- C10M145/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M145/10—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate
- C10M145/12—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate monocarboxylic
- C10M145/14—Acrylate; Methacrylate
-
- 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
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/024—Propene
-
- 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/04—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
- C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/086—Imides
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/26—Amines
-
- 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
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/28—Amides; Imides
-
- 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
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/024—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
-
- 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
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/04—Macromolecular compounds from nitrogen-containing monomers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2217/046—Polyamines, i.e. macromoleculars obtained by condensation of more than eleven amine monomers
-
- 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
- C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
-
- 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
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
- C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
-
- 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
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
- C10M2219/046—Overbasedsulfonic acid salts
-
- 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
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/045—Metal containing thio derivatives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2010/00—Metal present as such or in compounds
- C10N2010/04—Groups 2 or 12
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Lubricants (AREA)
- Graft Or Block Polymers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI922552A IT1258249B (it) | 1992-11-06 | 1992-11-06 | Addittivo polimerico per olii lubrificanti |
DE69317355T DE69317355T2 (de) | 1992-11-06 | 1993-10-29 | Polymeradditive für Schmieröle |
ES93203036T ES2113479T3 (es) | 1992-11-06 | 1993-10-29 | Aditivo polimerico para aceites lubricantes. |
SG1996000686A SG64293A1 (en) | 1992-11-06 | 1993-10-29 | Polymeric additive for lubricating oils |
EP93203036A EP0596567B1 (en) | 1992-11-06 | 1993-10-29 | Polymeric additive for lubricating oils |
DK93203036T DK0596567T3 (da) | 1992-11-06 | 1993-10-29 | Polymert additiv til smøreolier |
AT93203036T ATE163967T1 (de) | 1992-11-06 | 1993-10-29 | Polymeradditive für schmieröle |
US08/142,929 US5425888A (en) | 1992-11-06 | 1993-10-29 | Polymeric additive for lubricating oils |
CN93114478A CN1035014C (zh) | 1992-11-06 | 1993-11-06 | 润滑油用的聚合物添加剂 |
GR980400692T GR3026509T3 (en) | 1992-11-06 | 1998-04-03 | Polymeric additive for lubricating oils. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI922552A IT1258249B (it) | 1992-11-06 | 1992-11-06 | Addittivo polimerico per olii lubrificanti |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI922552A0 ITMI922552A0 (it) | 1992-11-06 |
ITMI922552A1 true ITMI922552A1 (it) | 1994-05-06 |
IT1258249B IT1258249B (it) | 1996-02-22 |
Family
ID=11364250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI922552A IT1258249B (it) | 1992-11-06 | 1992-11-06 | Addittivo polimerico per olii lubrificanti |
Country Status (10)
Country | Link |
---|---|
US (1) | US5425888A (it) |
EP (1) | EP0596567B1 (it) |
CN (1) | CN1035014C (it) |
AT (1) | ATE163967T1 (it) |
DE (1) | DE69317355T2 (it) |
DK (1) | DK0596567T3 (it) |
ES (1) | ES2113479T3 (it) |
GR (1) | GR3026509T3 (it) |
IT (1) | IT1258249B (it) |
SG (1) | SG64293A1 (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4426003A1 (de) * | 1994-07-22 | 1996-01-25 | Basf Ag | Umsetzungsprodukte von Polyolefinen mit Vinylestern und ihre Verwendung als Kraft- und Schmierstoffadditive |
IT1270673B (it) * | 1994-10-19 | 1997-05-07 | Euron Spa | Additivo multifunzionale per olii lubrificanti compatibili con fluoroelastomeri |
US5672573A (en) * | 1996-04-10 | 1997-09-30 | Exxon Chemical Patents Inc. | Amicloamine derivatives of carboxylic and thiocarboxylic-functionalized hydrocarbon polymers |
US5843874A (en) * | 1996-06-12 | 1998-12-01 | Ethyl Corporation | Clean performing gear oils |
US5773567A (en) * | 1996-06-17 | 1998-06-30 | Exxon Chemical Patents Inc | Carboxylic amide-containing polymers for use as fuel or lubricating oil additives and processes for their preparation |
US5733993A (en) * | 1996-11-14 | 1998-03-31 | Ethyl Corporation | Polymeric dispersants via novel terpolymers |
US6528461B1 (en) * | 2000-11-28 | 2003-03-04 | Bank Of America, N.A. | Lubricant containing molybdenum and polymeric dispersant |
US20080302422A1 (en) * | 2007-06-07 | 2008-12-11 | Rohmax Additives Gmbh | Power output in hydraulic systems |
WO2013062924A2 (en) * | 2011-10-27 | 2013-05-02 | The Lubrizol Corporation | Lubricating composition containing an esterified polymer |
JP7273527B2 (ja) * | 2019-01-31 | 2023-05-15 | 三井化学株式会社 | グラフト共重合体およびその製造方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3316177A (en) * | 1964-12-07 | 1967-04-25 | Lubrizol Corp | Functional fluid containing a sludge inhibiting detergent comprising the polyamine salt of the reaction product of maleic anhydride and an oxidized interpolymer of propylene and ethylene |
US3326804A (en) * | 1965-10-01 | 1967-06-20 | Exxon Research Engineering Co | Oleaginous compositions containing sludge dispersants |
US3923930A (en) * | 1973-04-18 | 1975-12-02 | Texaco Inc | Graft polymers and lubricant compositions thereof |
FR2309583A1 (fr) * | 1975-05-02 | 1976-11-26 | Exxon Research Engineering Co | Additif polymere de dispersion des boues, utile dans des combustibles et lubrifiants, intermediaires pour l'obtention de cet additif et composition d'huile lubrifiante contenant cet agent |
US4146492A (en) * | 1976-04-02 | 1979-03-27 | Texaco Inc. | Lubricant compositions which exhibit low degree of haze and methods of preparing same |
US4169063A (en) * | 1977-03-11 | 1979-09-25 | Shell Oil Company | EPR dispersant VI improver |
US4144181A (en) * | 1977-04-29 | 1979-03-13 | Exxon Research & Engineering Co. | Polymeric additives for fuels and lubricants |
US4160739A (en) * | 1977-12-05 | 1979-07-10 | Rohm And Haas Company | Polyolefinic copolymer additives for lubricants and fuels |
US4219432A (en) * | 1979-02-14 | 1980-08-26 | Exxon Research & Engineering Co. | Stabilized amide-imide graft of ethylene copolymeric additives for lubricants |
US4517104A (en) * | 1981-05-06 | 1985-05-14 | Exxon Research & Engineering Co. | Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions |
CA2015063A1 (en) * | 1989-05-30 | 1990-11-30 | Antonio Gutierrez | Multifunctional viscosity index modifier additives derived from amido amines |
US5275747A (en) * | 1990-02-01 | 1994-01-04 | Exxon Chemical Patents Inc. | Derivatized ethylene alpha-olefin polymer useful as multifunctional viscosity index improver additive for oleaginous composition |
US5273671A (en) * | 1990-03-08 | 1993-12-28 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver-dispersant antioxidant |
-
1992
- 1992-11-06 IT ITMI922552A patent/IT1258249B/it active IP Right Grant
-
1993
- 1993-10-29 DK DK93203036T patent/DK0596567T3/da active
- 1993-10-29 EP EP93203036A patent/EP0596567B1/en not_active Expired - Lifetime
- 1993-10-29 ES ES93203036T patent/ES2113479T3/es not_active Expired - Lifetime
- 1993-10-29 US US08/142,929 patent/US5425888A/en not_active Expired - Lifetime
- 1993-10-29 SG SG1996000686A patent/SG64293A1/en unknown
- 1993-10-29 DE DE69317355T patent/DE69317355T2/de not_active Expired - Lifetime
- 1993-10-29 AT AT93203036T patent/ATE163967T1/de not_active IP Right Cessation
- 1993-11-06 CN CN93114478A patent/CN1035014C/zh not_active Expired - Fee Related
-
1998
- 1998-04-03 GR GR980400692T patent/GR3026509T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
DE69317355T2 (de) | 1998-09-10 |
US5425888A (en) | 1995-06-20 |
ES2113479T3 (es) | 1998-05-01 |
CN1035014C (zh) | 1997-05-28 |
GR3026509T3 (en) | 1998-07-31 |
ITMI922552A0 (it) | 1992-11-06 |
DE69317355D1 (de) | 1998-04-16 |
EP0596567A1 (en) | 1994-05-11 |
EP0596567B1 (en) | 1998-03-11 |
ATE163967T1 (de) | 1998-03-15 |
IT1258249B (it) | 1996-02-22 |
CN1086535A (zh) | 1994-05-11 |
SG64293A1 (en) | 1999-04-27 |
DK0596567T3 (da) | 1998-10-07 |
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GB1511503A (en) | Polymeric dispersant additive useful in fuels and lubricants |
Legal Events
Date | Code | Title | Description |
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0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971113 |