DE898605T1 - Hydraulik-flüssigkeiten - Google Patents

Hydraulik-flüssigkeiten

Info

Publication number
DE898605T1
DE898605T1 DE0898605T DE97916415T DE898605T1 DE 898605 T1 DE898605 T1 DE 898605T1 DE 0898605 T DE0898605 T DE 0898605T DE 97916415 T DE97916415 T DE 97916415T DE 898605 T1 DE898605 T1 DE 898605T1
Authority
DE
Germany
Prior art keywords
composition according
composition
fatty acids
acid
polyol
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.)
Pending
Application number
DE0898605T
Other languages
English (en)
Inventor
Thomas F. Nl-2802 Be Gouda Buenemann
Abraham C. Nl-2802 Be Gouda De Mooij
Arie Dick Nl-2802 Be Gouda Kardol
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.)
Uniqema BV
Original Assignee
Uniqema BV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8223875&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE898605(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Uniqema BV filed Critical Uniqema BV
Publication of DE898605T1 publication Critical patent/DE898605T1/de
Pending legal-status Critical Current

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    • C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
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    • C10M105/36—Esters of polycarboxylic acids
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    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/045—Siloxanes with specific structure containing silicon-to-hydroxyl bonds
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/046—Siloxanes with specific structure containing silicon-oxygen-carbon bonds
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/047—Siloxanes with specific structure containing alkylene oxide groups
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/048—Siloxanes with specific structure containing carboxyl groups
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
    • C10M2229/051—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon containing halogen
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
    • C10M2229/052—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon containing nitrogen
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
    • C10M2229/053—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon containing sulfur
    • 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
    • C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
    • C10M2229/04—Siloxanes with specific structure
    • C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
    • C10M2229/054—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon containing phosphorus
    • 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
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Lubricants (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Carbonaceous Fuels (AREA)

Claims (18)

• »»·· » a * a a a»a »·&igr; a«·· · at itii »a »a Deutschsprachige Übersetzung der Ansprüche der Europäischen Patentanmeldung Nr. 97 916 415.9 des Europäischen Patents Nr. 0 898 605 Patentansprüche
1. Zusammensetzung, umfassend einen Ester eines Polyols und ein Fettsäurengemisch, wobei mindestens ein Teil (I) der veresterten Fettsäuren eine Kettenlänge von 5-12 Kohlenstoffatomen aufweist und ein weiterer Teil (II) der veresterten Fettsäuren eine unverzweigte Kette aufweist und eine Kettenlänge von 16-22 Kohlenstoffatomen aufweist, und wobei die Zusammensetzung eine Viskosität von 7000 mmVs oder weniger aufweist, wenn sie nach ASTM (D2531) geprüft wird, und wobei das Verhältnis von veresterter kurzkettiger Fettsäure (I):langkettiger Fettsäure (II) gewichtsbezogen zwischen 2:1 und 1:20 liegt, mit der Maßgabe, daß der folgende Ester ausgeschlossen ist: ein Produkt, hergestellt durch Umsetzung von (A) mindestens einem Polyol, das aus der aus Neopentylglykol, 2,2-Dimethyl-3-hydroxypropyl-2', 2'-dimethyl-3'-hydroxypropionat, Glycerin und Trimethylolpropan bestehenden Gruppe ausgewählt ist, mit (B) einer Carbonsäure, die 15 bis 85 Mol-% Ölsäure, basierend auf der gesamten Carbonsäure, und 15 bis 85 Mol-% Isosterinsäure, basierend auf der gesamten Carbonsäure, umfasst, und in die Carbonsäure 85 Mol-% oder weniger einer Monocarbonsäure mit 6 bis 22 Kohlenstoffatomen eingebracht sind (vorausgesetzt, daß die Ölsäuren und Isosterinsäuren ausgeschlossen sind), basierend auf der gesamten Carbonsäure, wobei der synthetische Ester eine kinematische Viskosität von 40 bis 8OcSt bei 400C und einen Flammpunkt von 2900C oder höher aufweist.
2. Zusammensetzung nach Anspruch 1, dadurch gekennzeichnet, daß die Zusammensetzung eine Viskosität von
Q &EEacgr; &Ogr; - 2 -
5000 mm2/s oder weniger aufweist, wenn sie nach ASTM (D2531) untersucht wird.
3. Zusammensetzung nach Anspruch 2, dadurch gekennzeichnet, daß das Verhältnis (I):(II) gewichtsbezogen zwischen 1:1 und 1:10 liegt.
4. Zusammensetzung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Zusammensetzung im wesentlichen keinen Emulgator beinhaltet.
5. Zusammensetzung nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß sie weiterhin ein Antioxidans umfasst.
6. Zusammensetzung nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß sie weiterhin einen Verbesserer des Viskositätsindexes (VI) umfasst.
7. Zusammensetzung nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß sie weiterhin eine AntiVerschleiß-Verbindung umfasst.
8. Zusammensetzung nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß sie weiterhin eine Anti-Schaum-Verbindung umfasst.
9. Zusammensetzung nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß sie im wesentlichen keinen Stockpunktsverbesserer umfasst.
10. Zusammensetzung nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß das Polyol aus der aus TMP, PE, NPG, di-TMP, tri-TMP, di-PE, tri-PE bestehenden Gruppe ausgewählt ist.
y o ^ &ogr; &Ogr;
11. Zusammensetzung nach Anspruch 10, dadurch gekennzeichnet, daß das Polyol TMP umfasst.
12. Zusammensetzung nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, daß die kurzkettigen Fettsäuren verzweigte oder geradkettige C8- oder CIO-Fettsäuren oder deren Gemische umfassen.
13. Zusammensetzung nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, daß die langkettigen Fettsäuren Ölsäure umfassen.
14. Zusammensetzung nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß der Fettsäureester in einer Menge von mindestens 75 Gew.-%, basierend auf der gesamten Zusammensetzung, vorliegt.
15. Verwendung der Zusammensetzungen nach einem der
Ansprüche 1 bis 14 bei der Herstellung von Hydraulikflüssigkeiten.
16. Verwendung der Zusammensetzungen nach einem der Ansprüche 1 bis 14 in hydraulischen Geräten.
17. Verwendung nach Anspruch 16, dadurch gekennzeichnet, daß das hydraulische Gerät Teil eines mobilen Systems ist.
18. Verfahren zur Herstellung von Hydraulikflüssigkeiten, umfassend die Veresterung eines Polyols mit einem Fettsäurengemisch gemäß Anspruch 1.
DE0898605T 1996-04-16 1997-03-26 Hydraulik-flüssigkeiten Pending DE898605T1 (de)

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US6884761B2 (en) * 2001-12-18 2005-04-26 Bp Corporation North America Inc. High temperature stable lubricant mixed polyol ester composition containing an aromatic carboxylic acid and method for making the same
US20040092411A1 (en) * 2002-11-13 2004-05-13 Godici Patrick E. High temperature stability lubricant composition containing short chain acids and method for making the same
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EP2228425A1 (de) 2009-02-27 2010-09-15 Dako Ag Schmiermittel
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NO325041B1 (no) 2008-01-21
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MY118071A (en) 2004-08-30
US6693064B2 (en) 2004-02-17
EP0898605B9 (de) 2007-11-07
JP2000507277A (ja) 2000-06-13
ATE192186T1 (de) 2000-05-15
KR970070169A (ko) 1997-11-07
DE69701800T2 (de) 2000-10-19
DE69701800T3 (de) 2007-05-16
EP0898605B1 (de) 2000-04-26
AU2507297A (en) 1997-11-07
EP0898605B2 (de) 2006-08-30
NO984814D0 (no) 1998-10-15
CN1084786C (zh) 2002-05-15
NO984814L (no) 1998-12-15
ES2144853T3 (es) 2000-06-16
CN1217016A (zh) 1999-05-19
JP4666694B2 (ja) 2011-04-06
WO1997039086A1 (en) 1997-10-23
US20020193259A1 (en) 2002-12-19
ES2144853T5 (es) 2007-04-01
EP0898605A1 (de) 1999-03-03

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