Polyalkylene glycol-based industrial lubricant compositions
US9637704B2 · kind B2 · utility
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Key dates
| Filing date | Feb 4, 2015 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Feb 4, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A lubricant composition comprises as a lubricant base, an oil soluble polyalkylene glycol suitable for use as a lubricant in an industrial oil, grease or metal working fluid; and an additive comprising (1) alkylated phenyl-α-naphthylamine; and (2) 2,2,4-trialkyl-1,2-dihydroquinoline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.