Patent · US Expired

Polycarbonate-polyurethane dispersions for thromobo-resistant coatings

US6197051A · kind A · utility

131Cited by
22References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 11, 1999
Grant dateMar 6, 2001
Priority date
Expiry dateFeb 11, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L33/062
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A medical device is described which has on a surface thereof a bio-compatible coating. This bio-compatible coating is formed from a composition which includes an aqueous emulsion or dispersion of a polycarbonate-polyurethane composition containing one or more internal emulsifying agents.

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