Paper making and fiber liberation – Processes and products – Multi-layer waterlaid webs or sheets
Reexamination Certificate
2010-11-30
2011-12-06
Fortuna, José A (Department: 1741)
Paper making and fiber liberation
Processes and products
Multi-layer waterlaid webs or sheets
C162S127000, C162S135000, C162S168100, C162S179000, C162S158000, C428S172000, C428S195100, C424S402000
Reexamination Certificate
active
08070913
ABSTRACT:
A tissue paper product having at least one ply, wherein only one outer surface of said tissue paper product has a polyhydroxy compound selected from the group consisting of glycerols, polyglycerols, polyethylene glycols (PEGS), polyoxyethylenes, polyoxypropylenes, and combinations thereof applied thereto by slot extrusion, said polyhydroxy compound providing said tissue paper product with a Wet Burst greater than about 90 g, a Dynamic Coefficient of Friction less than about 0.9, and a Bending Flexibility less than about 0.1 gf cm2/cm.
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Lammle, S., “Use of Glycerine as a Softener for Paper Product”,The World's Paper Trade Review, pp. 2051-2056, Dec. 13, 1962.
Prodoehl Michael Scott
Salaam LaTisha Evette
Fortuna José A
Meyer Peter D.
The Procter & Gamble & Company
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