Patent · US Expired

Coating slips with polyisocyanates

US6008289A · kind A · utility

19Cited by

4References

7Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Joachim Konig
Eckhard Wenderoth · Leverkusen, DE
Jurgen Kopp · Odenthal, DE
Gottfried Wallpott · Neuss, DE

Key dates

Filing date	Jan 16, 1998
Grant date	Dec 28, 1999
Priority date	—
Expiry date	Jan 16, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31591
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to pigmented coating slip suitable for the production of coated papers and boards containing PA1 (a) a coating pigment, PA1 (b) 5 to 20%, based on the coating pigment, of at least one synthetic binder, PA1 (c) optionally, 0.01 to 20%, based on the coating pigment, of a naturally occurring binder, PA1 (d) optionally, 0.01 to 5%, based on the coating pigment, of a cobinder, PA1 (e) 0.01 to 5%, based on the coating pigment, of an optical brightener, PA1 (f) 0.01 to 5%, based on the coating pigment, of at least one water-dispersible polyisocyanate, and PA1 (g) optional additives.

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