EP 0758016 A1 19970212 - Lubricant composition containing antioxidant additive combination
Title (en)
Lubricant composition containing antioxidant additive combination
Title (de)
Schmiermittelzusammensetzung, enthaltend eine Mischung von Antioxidationsadditiven
Title (fr)
Composition lubrifiante contenant une combinaison d'additifs anti-oxydants
Publication
Application
Priority
GB 9516326 A 19950809
Abstract (en)
An additive combination for a lubricant composition which comprises an aromatic amine antioxidant and a boron-containing compound wherein the additive combination contains by weight at least one part boron for every 250 parts nitrogen present in the aromatic amine antioxidant. The relatively high level of boron improves the antioxidant performance of the lubricant composition.
IPC 1-7
IPC 8 full level
C10M 133/00 (2006.01); C10M 141/12 (2006.01)
CPC (source: EP)
C10M 133/00 (2013.01); C10M 133/12 (2013.01); C10M 133/52 (2013.01); C10M 139/00 (2013.01); C10M 141/12 (2013.01); C10M 2215/00 (2013.01); C10M 2215/04 (2013.01); C10M 2215/042 (2013.01); C10M 2215/06 (2013.01); C10M 2215/062 (2013.01); C10M 2215/064 (2013.01); C10M 2215/065 (2013.01); C10M 2215/066 (2013.01); C10M 2215/067 (2013.01); C10M 2215/068 (2013.01); C10M 2215/24 (2013.01); C10M 2215/26 (2013.01); C10M 2217/024 (2013.01); C10M 2217/046 (2013.01); C10M 2217/06 (2013.01); C10M 2227/00 (2013.01); C10M 2227/06 (2013.01); C10M 2227/061 (2013.01); C10M 2227/062 (2013.01); C10M 2227/063 (2013.01); C10M 2227/065 (2013.01); C10M 2227/066 (2013.01); C10N 2040/25 (2013.01); C10N 2040/251 (2020.05); C10N 2040/255 (2020.05); C10N 2040/28 (2013.01)
Citation (search report)
- [PX] EP 0678569 A2 19951025 - LUBRIZOL CORP [US]
- [X] US 5344579 A 19940906 - OHTANI HIROKO [US], et al
- [X] US 4657686 A 19870414 - HOLSTEDT RICHARD A [US], et al
- [PA] EP 0673991 A1 19950927 - LUBRIZOL CORP [US]
- [A] US 4689162 A 19870825 - WIRTH HERMANN O [DE], et al
- [A] EP 0620267 A1 19941019 - IDEMITSU KOSAN CO [JP], et al
- [A] EP 0447916 A1 19910925 - NIPPON OIL CO LTD [JP]
- [A] PATENT ABSTRACTS OF JAPAN vol. 95, no. 005
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0758016 A1 19970212; EP 0758016 B1 20020417; DE 69620689 D1 20020523; DE 69620689 T2 20021017; GB 9516326 D0 19951011
DOCDB simple family (application)
EP 96305869 A 19960809; DE 69620689 T 19960809; GB 9516326 A 19950809