Fluorinated lubricants

Fluorinated lubricants comprising 'pour point depressant' additives of structure: X 1 -O (CF 2 O) n (CF 2 CF 2 O) m (CF 2 CF 2 CF 2 O) p (CF 2 CF 2 CF 2 CF 2 O) q -X 2 (I) wherein -X 1 , X 2 , have formula -(CF 2 ) z CF 3 wherein z is an integer from 0 to 3; n is an integer between 1 and 2...

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Bibliographic Details
Main Author MACCONE PATRIZIA,MARCHIONNI GIUSEPPE
Format Patent
LanguageEnglish
Published 13.12.2006
Subjects
CHEMISTRY
FUELS
INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATINGCOMPOSITIONS
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:Fluorinated lubricants comprising 'pour point depressant' additives of structure: X 1 -O (CF 2 O) n (CF 2 CF 2 O) m (CF 2 CF 2 CF 2 O) p (CF 2 CF 2 CF 2 CF 2 O) q -X 2 (I) wherein -X 1 , X 2 , have formula -(CF 2 ) z CF 3 wherein z is an integer from 0 to 3; n is an integer between 1 and 200; m is an integer between 0 and 200; p,q are integers between 0 and 10; (p+q)/(p+q+m+n) s 0.05; m/n s 0.7; the number average molecular weight of (I) is between 1,000 and 10,000.
Bibliography:Application Number: CN200610092737