# US 10,370,614 B2 · Unsaturated polyol esters used in hydraulic fluid applications

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- Number: US 10,370,614 B2
- Document ID: US10370614B2
- Status: Granted
- Kind: B2
- Application number: 15/826,334
- Filed: 2017-11-29
- Published: 2018-07-26
- Granted: 2019-08-06
- Earliest claimed: 2014-07-21
- Assignees: Elevance Renewable Science, Inc.
- Applicants: Elevance Renewable Sciences, Inc.
- Inventors: Paul A. Bertin; Courtnay Shaner; Na Liu; Monika Mujkic; Kristine Counter; Jonathan Brekan
- Web page: https://patentgrep.com/patent/US10370614B2

## CPC

- C10M 105/38: of polyhydroxy compounds
- C07C 69/533: Monocarboxylic acid esters having only one carbon-to-carbon double bond
- C10M 2207/2835: used as base material
- C10N 2020/01: {Physico-chemical properties}
- C10N 2020/013: {Iodine value}
- C10N 2020/02: Viscosity; Viscosity index
- C10N 2030/02: Pour-point; Viscosity index
- C10N 2030/06: Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
- C10N 2030/10: Inhibition of oxidation, e.g. anti-oxidants
- C10N 2030/66: {Hydrolytic stability}
- C10N 2040/08: Hydraulic fluids, e.g. brake-fluids
- C10M: LUBRICATING COMPOSITIONS (well drilling compositions C09K8/02); USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION (mould release, i.e. separating, agents for metals B22C3/00, for plastics or substances in a plastic state, in general B29C33/56, for glass C03B40/02; textile lubricating compositions D06M11/00, D06M13/00, D06M15/00; immersion oils for microscopy G02B21/33)
- C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C10N: INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS

## Abstract

This invention relates to unsaturated polyol esters that can be used in hydraulic fluid applications, including fire-resistant hydraulic fluid applications, marine hydraulic fluid applications, metalworking fluid applications, food grade fluid applications, and transformer fluid applications, and methods for making the same.

## Claims

### Claim 1

An unsaturated polyol ester composition comprising a compound of the following structure:
wherein R is —(CH2)7CH═CHCH2CH3.