SYNTHETIC AIRCRAFT TURBINE OIL

1355744 Synthetic ester lubricants TEXACO DEVELOPMENT CORP 9 June 1972 [6 July 1971] 26975/72 Heading C5F A synthetic lubricating oil comprises a major portion of an ester base oil formed from a C 2 - C 18 monocarboxylic acid and pentaerythritol, a polypentaerythritol or trimethylol propane, togethe...

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Bibliographic Details
Main Authors REED D,US, PATMORE E,US, OBERENDER F,US
Format Patent
LanguageEnglish
Published 04.09.1973
Subjects
CHEMISTRY
FUELS
LUBRICANTS
LUBRICATING COMPOSITIONS
METALLURGY
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
TECHNICAL GASES CONTAINING CARBON MONOXIDE
USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATINGINGREDIENTS IN A LUBRICATING COMPOSITION
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Summary:1355744 Synthetic ester lubricants TEXACO DEVELOPMENT CORP 9 June 1972 [6 July 1971] 26975/72 Heading C5F A synthetic lubricating oil comprises a major portion of an ester base oil formed from a C 2 - C 18 monocarboxylic acid and pentaerythritol, a polypentaerythritol or trimethylol propane, together with (A) 0À1-2À5 wt. per cent of an ammonium thiocyanate of formula where R is a C 1 -C 30 hydrocarbyl or aminosubstituted hydrocarbyl and R1, R11 and R111 are H or C 1 -C 30 hydrocarbyl or the radical where R1111 is a C 2 -C 4 bridging polymethylene group, and (B) 0À04-2 wt. per cent of polyhydroxy anthraquinone of formula where X, Y and Z are H or OH, at least one of them being OH. Examples are quinizarin, purpurin and quinalizarin. Specified thiocyanates are tert-octyl ammonium, and C 18 - C 22 tert-alkylamine salts. Many base esters are listed.
Bibliography:Application Number: USD3756952