Patent · US Expired

Paper coating slurries for cast coating

US7081305B2 · kind B2 · utility

2Cited by

4References

23Claims

0Family size

Assignee

BASF SE

Inventors

Dieter Distler · Mutterstadt, DE
Volker Schaedler · Maikammer, DE
Titus Leman · Jakarta, ID
Thomas Steinmacher · Löwenstein, DE

Key dates

Filing date	Jul 17, 2002
Grant date	Jul 25, 2006
Priority date	—
Expiry date	Jul 17, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31971
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A paper coating slip containing a mineral pigment and an aqueous polymer dispersion as a binder, wherein the polymer dispersion is obtainable by emulsion polymerization of ethylenically unsaturated compounds (monomers) and the paper coating slip gels at above 35° C., i.e. the viscosity of the paper coating slip at from 35 to 60° C. is at least twice the viscosity at 30° C.

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