Lubricant composition for a fluid dynamic bearing system and its use
DE202026102950U1Undetermined Publication Date: 2026-07-30MINEBEAMITSUMI INC
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Patent Information
- Application Number
- DE202026102950
- Authority / Receiving Office
- DE · DE
- Patent Type
- Utility models
- Current Assignee / Owner
- Priority Date
- 2025-06-06
- Filing Date
- 2026-05-21
- Publication Date
- 2026-07-30
- Estimated Expiration
- 2036-05-31
Abstract
Lubricant composition for fluid dynamic bearing systems comprising: • 20 to 99.5 wt.% of a base fluid based on one or more mono-, di- and / or polyol esters, based on the total weight of the composition, and • and a conductivity additive, wherein the conductivity additive comprises at least one ionic liquid of the general formula [A+] [B-], wherein the anion [B-] is bis(fluorosulfonyl)imide [FSI]-, wherein the ionic liquid is present in an amount below 0.5 wt.%, based on the total weight of the lubricant composition.
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Citation Information
Patent Citations
Lubricating composition comprising an ionic liquid
EP4239039B1