High performance kaolin pigment, a paper coating color containing high performance kaolin pigment, and a method for making high performance kaolin pigment
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 9, 2003
Grant Date -
Sep 18, 2003
app pub date -
Jun 4, 2002
filing date -
Mar 12, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A high performance kaolin pigment, a paper coating color containing high performance kaolin pigment, and a method for making high performance kaolin pigment, the kaolin pigment being provided with improved optical and rheological properties attained by strict control of size and shape of the particles, as well as size and shape distribution of the particles. The kaolin pigment has ISO brightness characteristics higher than 88.5, a particle size distribution of at least 94% by mass lower than 2 .mu.m and at most 25% by mass lower than 0.2 .mu.m and a Hercules viscosity at 1,100 RPM lower than 18 dynes in slurries with a solid content of 70%-75% solids.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully