Patent · US Expired

Poly(oxyalkylene) aminoether carbamates as deposit control additives

US4695291A · kind A · utility

11Cited by
13References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 15, 1985
Grant dateSep 22, 1987
Priority date
Expiry dateFeb 15, 2005

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02B77/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Deposit control additives to maintain cleanliness in internal combustion engines are provided. The additives are hydrocarbyl-terminated poly(oxyalkylene) aminohydrocarbyloxyhydrocarbyl carbamates, also referred to as polyether aminoether carbamates.

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