Patent · US Active

Compositions containing polyanion, ethoxylated cationic polymer and phyllosilicates for improved oxygen barrier coatings

US10570306B2 · kind B2 · utility

0Cited by

4References

20Claims

0Family size

Assignee

BASF SE

Inventors

Ines Pietsch · Speyer, DE
Konrad Roschmann · Ladenburg, DE
Gary A. Deeter · Livonia, US
Meaghan C. McGuire · Tarrytown, US
Russell Kenneth Feller · Elmsford, US
Josef Breu · Bayreuth, DE
Hussein Kalo · Wesel, DE

Key dates

Filing date	Jul 27, 2016
Grant date	Feb 25, 2020
Priority date	—
Expiry date	Oct 22, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2479/02
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Described is an aqueous composition comprising (a) at least one polyanion, (b) at least one ethoxylated cationic polymer, and (c) at least one phyllosilicate. The composition can be used for providing oxygen barrier properties to a polymer film.

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