Patent · US Expired

Process for modifying surfaces

US5532311A · kind A · utility

67Cited by
71References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 1995
Grant dateJul 2, 1996
Priority date
Expiry dateFeb 1, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2479/00
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A process for modifying a surface of an article that includes treating the surface with (a) a first water-soluble polyalkylene amine, (b) a water-soluble polymeric anionic compound, and (c) a second water-soluble polyalkylene amine in the absence of crosslinking agents to create a modified surface.

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