Patent · US Expired

Dispersants

US5700395A · kind A · utility

21Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 1995
Grant dateDec 23, 1997
Priority date
Expiry dateSep 25, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S516/916
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A dispersant comprising a polyethyleneimine residue carrying polyester chains derived from a caprolactone and at least one other specified lactone or hydroxycarboxylic acid.

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