EP1801188A3 - Brennstofföle mit verbesserter Schmierwirkung, enthaltend Mischungen aus Fettsäuren mit Paraffindispergatoren, sowie ein schmierverbesserndes Additiv - Google Patents

Brennstofföle mit verbesserter Schmierwirkung, enthaltend Mischungen aus Fettsäuren mit Paraffindispergatoren, sowie ein schmierverbesserndes Additiv Download PDF

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EP1801188A3
EP1801188A3 EP07005871A EP07005871A EP1801188A3 EP 1801188 A3 EP1801188 A3 EP 1801188A3 EP 07005871 A EP07005871 A EP 07005871A EP 07005871 A EP07005871 A EP 07005871A EP 1801188 A3 EP1801188 A3 EP 1801188A3
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alkyl
mixtures
weight
improved lubricity
carbon atoms
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EP1801188A2 (de
EP1801188B1 (de
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Matthias Krull
Werner Reimann
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Clariant Produkte Deutschland GmbH
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Clariant Produkte Deutschland GmbH
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Abstract

Gegenstand der Erfindung sind kältestabilisierte Additive für Brennstofföle mit bis zu 0,05 Gew.-% Schwefelgehalt, enthaltend Fettsäuregemische aus
A1)
1 bis 99 Gew.-% mindestens einer gesättigten Mono- oder Dicarbonsäure mit 6 bis 50 Kohlenstoffatomen,
A2)
1 bis 99 Gew.-% mindestens einer ungesättigten Mono- oder Dicarbonsäure mit 6 bis 50 Kohlenstoffatomen,
sowie
B)
mindestens einer als Paraffindispergator in Mitteldestillaten wirksamen polaren stickstoffhaltigen Verbindung in einer Menge von 0,01 bis 90 Gew.-% bezogen auf das Gesamtgewicht von A1), A2) und B), welche Amide bzw. Ammoniumsalze von Aminoalkylenpolycarbonsäuren mit sekundären Aminen der Formeln 5 und 6
Figure imga0001
Figure imga0002
 sind, in denen
R10 einen geradkettigen oder verzweigten Alkylenrest mit 2 bis 6 Kohlenstoffatomen oder den Rest der Formel 7 bedeutet
Figure imga0003
 wobei die Amidstrukturen auch zum Teil oder vollständig in Form der Ammoniumsalzstruktur der Formel 8
Figure imga0004
 vorliegen können, und
R6 und R7 gleich oder verschieden sein können, und wenigstens eine dieser Gruppen für C8-C36-Alkyl, C6-C36-Cycloalkyl, C8-C36-Alkenyl steht, und die übrige Gruppe entweder Wasserstoff, C1-C36-Alkyl, C2-C36-Alkenyl, Cyclohexyl, oder eine Gruppe der Formeln -(A-O)x-E oder -(CH2)n-NYZ bedeutet, worin A für eine Ethylen- oder Propylengruppe steht, x eine Zahl von 1 bis 50, E = H, C1-C30-Alkyl, C5-C12-Cycloalkyl oder C6-C30-Aryl, und n 2, 3 oder 4 bedeuten, und Y und Z unabhängig voneinander H, C1-C30-Alkyl oder -(A-O)x bedeuten,

sowie die Verwendung der genannten Mischungen zur Verbesserung der Schmiereigenschaften schwefelarmer Mitteldestillate.
EP07005871A 2000-11-24 2001-11-06 Brennstofföle mit verbesserter Schmierwirkung, enthaltend Mischungen aus Fettsäuren mit Paraffindispergatoren, sowie ein schmierverbesserndes Additiv Expired - Lifetime EP1801188B1 (de)

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EP07005870A Revoked EP1803791B1 (de) 2000-11-24 2001-11-06 Brennstofföle mit verbesserter Schmierwirkung, enthaltend Mischungen aus Fettsäuren mit Paraffindispergatoren, sowie ein schmierverbesserndes Additiv
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US6610111B2 (en) 2003-08-26
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