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US 11,136,721 B2Granted
Compositions
AssigneeFiberLean Technologies Limited
InventorsJohn Claude Husband, Per Svending, David Robert Skuse
Life of this patent
Estimating the term…
Abstract
The present invention relates to compositions, such as filled and coated papers, comprising microfibrillated cellulose and inorganic particulate material.
Claims17
An article comprising:
- i) a paper product comprising a co-processed microfibrillated cellulose and inorganic particulate material composition, wherein the co-processed microfibrillated cellulose is derived from a fibrous substrate in the form of a pulp selected from the group consisting of recycled pulp, papermill broke, papermill waste stream, or waste from a papermill, or a combination thereof;
- and wherein the microfibrillated cellulose has a fibre steepness of from about 20 to about 50 and a d50 of from about 25 μm to about 250 μm;
- and
- ii) one or more functional coatings on the paper product.
1 more element
Dependencies are inferred from the claim text.