Method for production of filler loaded surface enhanced pulp fibers
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United States of America Patent
Stats
-
Nov 15, 2022
Grant Date -
Apr 19, 2018
app pub date -
Oct 18, 2017
filing date -
Oct 18, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention relates to a method for preparing loaded paper pulp for use in the manufacture of paper or paper board. At least one process stream containing a plurality of unrefined pulp fibers and at least one process stream of at least one filler are combined in a refiner to form a loaded paper pulp composition having a plurality of surface enhanced pulp fibers that are loaded with particles of the at least one filler.
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International Classification(s)
- 2017 Application Filing Year
- D21H Class
- 479 Applications Filed
- 347 Patents Issued To-Date
- 72.45 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 3 Citation Count
- D21H Class
- 62.82 % this patent is cited more than
- 3 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | May 15, 2026 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 15, 2030 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 15, 2034 |
