Multi-density tissue towel products comprising high-aspect-ratio cellulose filaments
AssigneeMercer International Inc.
InventorTobias Ziegenbein
Life of this patent
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Abstract
An absorbent towel paper web product produced by a paper making process that introduces differential density within the fibrous web and comprises from about 0.05 percent to about 20.0 percent by weight of the dry fiber basis of the paper web product with cellulose nanofilaments.
Claims26
An absorbent towel paper web product produced by a paper making process that introduces differential density within the fibrous web and comprises from about 0.05 percent to about 20.0 percent by weight of the dry fiber basis of the paper web product with cellulose nanofilaments.
A soft sanitary tissue paper web product produced by a paper making process that introduces differential density within the fibrous web and comprises from about 0.05 percent to about 20.0 percent by weight of the dry fiber basis of the paper web product with cellulose nanofilaments.
An absorbent towel paper web product produced by a paper making process that introduces differential density within the fibrous web and comprises from about 0.05 percent to about 20.0 percent by weight of the dry fiber basis of the paper web product of a blend of micro- and nano-cellulose filaments, wherein the blend comprises:
- A) at least about 50% of high aspect ratio cellulose nanofilaments;
- B) at least about 20% of intact fibrillated fibers;
- and
A soft sanitary tissue paper web product produced by a paper making process that introduces differential density within the fibrous web and comprises from about 0.05 percent to about 20.0 percent by weight of the dry fiber basis of the paper web product of a blend of micro- and nano-cellulose filaments, wherein the blend comprises:
- A) at least about 50% of high aspect ratio cellulose nanofilaments;
- B) at least about 20% of intact fibrillated fibers;
- and
Dependencies are inferred from the claim text.