Patent · US Expired

Oil-soluble spiro-[cycloalkane-oxazolidines], their preparation and use as additives and chelating agents for functional fluids

US4282108A · kind A · utility

3Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 1980
Grant dateAug 4, 1981
Priority date
Expiry dateJan 7, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/08
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Oil-soluble spiro-[cycloalkane-oxazolidines], e.g. spiro-[cyclopentane-1,2-(4'-ethyl-4'-methylol)-oxazolidines-1', 3'] which are the reaction products of a cycloalkanone and an amino-propane monool or diol are additives which feature activity in functional fluids, e.g. mineral oil base automatic transmission fluids, as copper corrosion inhibitors and as chelating agents.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.