Pigment for a coating composition for printing paper
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 26, 1995
Grant Date -
N/A
app pub date -
Apr 28, 1994
filing date -
May 4, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
There is disclosed a paper coating pigment comprising: (a) from 10% to 100% by weight of a first paper coating pigment having a particle size distribution such that at least 75% by weight of the particles have an equivalent spherical diameter smaller than 2 .mu.m and at least 60% by weight have an equivalent spherical diameter smaller than 1 .mu.m, the average particle aspect ratio of the size fraction having an equivalent spherical diameter predominantly smaller than 1 .mu.m being 25 or greater; and (b) up to 90% by weight of a second paper coating pigment.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
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