Patent · US Expired

Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles

US7790815B2 · kind B2 · utility

8Cited by
3References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 21, 2004
Grant dateSep 7, 2010
Priority date
Expiry dateDec 5, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2800/20
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

In a method of preparing an aqueous dispersion selected from drilling fluids, hydraulic cement compositions, mineral pigment containing coatings, and papermaking furnishes or in a method of preparing a melt extrudate, the improvement comprising:

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