EP 4185674 A1 20230531 - LUBRICATING COMPOSITION FOR A MOTOR VEHICLE DRIVE TRAIN
Title (en)
LUBRICATING COMPOSITION FOR A MOTOR VEHICLE DRIVE TRAIN
Title (de)
SCHMIERMITTELZUSAMMENSETZUNG FÜR EINEN KRAFTFAHRZEUGANTRIEBSSTRANG
Title (fr)
COMPOSITION LUBRIFIANTE POUR TRANSMISSION AUTOMOBILE
Publication
Application
Priority
- FR 2007723 A 20200722
- EP 2021070072 W 20210719
Abstract (en)
[origin: WO2022017999A1] The invention relates to a lubricating composition containing at least one base oil and at least one phosphite polymer having the formula (I) wherein - each of R1, R2, R3 and R4 can be independently selected from the C1-C20 alkyl, C3-C22 alkenyl, C6-C40 cycloalkyl, C7-C40 cycloalkenyl, C1-20 methoxy alkyl glycol ethers and Y-OH groups; - Y is selected from among the C2-C40 alkylene, C2-C40 alkyl lactone groups; -R7-N(R8)-R9-, wherein R7, R8 and R9 are independently selected from among hydrogen, C1-C20 alkyl, C3-C22 alkenyl, C6-C40 cycloalkyl, C7-C40 cycloalkenyl, C1-20 methoxy alkyl glycol éthers; - m is an integer from 2 to 100; - n is an integer from 1 to 1000.
IPC 8 full level
C10M 137/04 (2006.01); C10M 137/10 (2006.01); C10M 153/04 (2006.01); C10N 20/04 (2006.01); C10N 40/04 (2006.01)
CPC (source: EP US)
C10M 135/36 (2013.01 - US); C10M 137/04 (2013.01 - EP); C10M 137/105 (2013.01 - EP US); C10M 141/10 (2013.01 - US); C10M 153/04 (2013.01 - EP US); C10M 161/00 (2013.01 - US); C10M 169/044 (2013.01 - US); C10M 2203/003 (2013.01 - US); C10M 2219/106 (2013.01 - US); C10M 2223/047 (2013.01 - US); C10M 2225/00 (2013.01 - EP US); C10N 2020/04 (2013.01 - EP US); C10N 2030/06 (2013.01 - US); C10N 2030/43 (2020.05 - US); C10N 2040/04 (2013.01 - EP US)
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
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
WO 2022017999 A1 20220127; CN 116171316 A 20230526; EP 4185674 A1 20230531; FR 3112793 A1 20220128; FR 3112793 B1 20230428; JP 2023534530 A 20230809; KR 20230042294 A 20230328; MX 2023000841 A 20230418; US 2023287290 A1 20230914
DOCDB simple family (application)
EP 2021070072 W 20210719; CN 202180060107 A 20210719; EP 21745344 A 20210719; FR 2007723 A 20200722; JP 2023503496 A 20210719; KR 20237003923 A 20210719; MX 2023000841 A 20210719; US 202118016559 A 20210719