Patent · US Expired

Composition

US4861380A · kind A · utility

17Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 1988
Grant dateAug 29, 1989
Priority date
Expiry dateOct 27, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K23/16
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A composition comprising a finely-divided non-magnetic solid and a dispersant comprising a poly(C.sub.2-4 -alkyleneimine) carrying at least two mono- or poly-(carbonyl-C.sub.1-7 -alkyleneoxy) groups, a dispersion of the composition in an organic medium and a dispersant comprising a poly(C.sub.2-4 -alkyleneimine) carrying at least two carbonyl- C.sub.1-7 -alkyleneoxy groups.

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