Patent · US Expired

Fluorine-efficient oil- and water-repellent compositions

US5466770A · kind A · utility

32Cited by
8References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1994
Grant dateNov 14, 1995
Priority date
Expiry dateMay 26, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/2172
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The invention provides new fluorine-efficient oil- and water-repellent compositions comprising a fluorochemical oil- and water-repellent agent and a polymer extender comprising at least one percent by weight based on the weight of the extender of interpolymerized units derived from monomers containing at least one blocked or masked isocyanate function.

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