Soft tissue hydrophilic tissue products containing polysiloxane and having unique absorbent properties
First Claim
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1. A polysiloxane treated hydrophilic tissue sheet wherein the polysiloxane comprises:
- a) at least one amino-functional hydrophobic polysiloxane having a functional group capable of substantively affixing the polysiloxane to pulp fibers; and
b) at least one amino-functional hydrophilic polysiloxane having a functional group capable of substantively affixing the polysiloxane to pulp fibers, said tissue sheet having a polydialkylsiloxane content of about 0.4% or greater by weight of dry pulp fibers and a wet out time after aging 20 days at about 130°
F. of about 10 seconds or less.
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Abstract
The present invention is a polysiloxane treated hydrophilic tissue sheet having a polydialkylsiloxane content of about 0.4% or greater by weight of dry pulp fibers. The polysiloxane treated hydrophilic tissue sheet may also have a wet out time after aging 20 days at about 130° F. of about 10 seconds or less.
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Citations
31 Claims
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1. A polysiloxane treated hydrophilic tissue sheet wherein the polysiloxane comprises:
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a) at least one amino-functional hydrophobic polysiloxane having a functional group capable of substantively affixing the polysiloxane to pulp fibers; and b) at least one amino-functional hydrophilic polysiloxane having a functional group capable of substantively affixing the polysiloxane to pulp fibers, said tissue sheet having a polydialkylsiloxane content of about 0.4% or greater by weight of dry pulp fibers and a wet out time after aging 20 days at about 130°
F. of about 10 seconds or less. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
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Specification