EP 4004168 A1 20220601 - LUBRICANT COMPOSITION FOR GAS TURBINES
Title (en)
LUBRICANT COMPOSITION FOR GAS TURBINES
Title (de)
SCHMIERMITTELZUSAMMENSETZUNG FÜR GASTURBINEN
Title (fr)
COMPOSITION LUBRIFIANTE POUR TURBINES A GAZ
Publication
Application
Priority
- FR 1908499 A 20190726
- EP 2020070943 W 20200724
Abstract (en)
[origin: WO2021018768A1] The present invention relates to a lubricant composition, in particular for a gas or steam turbine, comprising: - at least one base oil; - at least one phenylnaphthylamine (PAN) compound, preferably alkylphenyl-α-naphthylamine (APAN ) compound; - at least one diphenylamine (DPA) compound, preferably dialkyl-diphenylamine compound; and - at least one phosphite ester compound, preferably triaryl phosphite ester compound; in which the ratio by weight between said diphenylamine compound(s) and said phosphite ester compound(s) is strictly greater than 1.0.
IPC 8 full level
C10M 141/10 (2006.01); C10N 30/08 (2006.01); C10N 30/10 (2006.01); C10N 30/12 (2006.01); C10N 40/00 (2006.01); C10N 40/12 (2006.01)
CPC (source: CN EP US)
C10M 133/12 (2013.01 - US); C10M 137/02 (2013.01 - US); C10M 141/10 (2013.01 - CN EP); C10M 169/04 (2013.01 - US); C10M 2203/1025 (2013.01 - CN EP); C10M 2215/064 (2013.01 - CN EP); C10M 2215/065 (2013.01 - CN EP US); C10M 2223/041 (2013.01 - CN); C10M 2223/049 (2013.01 - CN EP US); C10N 2030/08 (2013.01 - CN EP); C10N 2030/10 (2013.01 - CN EP US); C10N 2030/12 (2013.01 - CN EP); C10N 2040/12 (2013.01 - CN EP); C10N 2040/13 (2013.01 - US); C10N 2040/135 (2020.05 - CN EP US)
Citation (search report)
See references of WO 2021018768A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
FR 3099176 A1 20210129; FR 3099176 B1 20220218; CN 114174481 A 20220311; EP 4004168 A1 20220601; JP 2022541338 A 20220922; US 2022315856 A1 20221006; WO 2021018768 A1 20210204
DOCDB simple family (application)
FR 1908499 A 20190726; CN 202080053893 A 20200724; EP 2020070943 W 20200724; EP 20742762 A 20200724; JP 2022505311 A 20200724; US 202017629476 A 20200724