Paper making and fiber liberation – Processes and products – Multi-layer waterlaid webs or sheets
Reexamination Certificate
2005-09-20
2005-09-20
Halpern, Mark (Department: 1731)
Paper making and fiber liberation
Processes and products
Multi-layer waterlaid webs or sheets
C162S111000, C162S113000, C162S179000, C162S187000
Reexamination Certificate
active
06946058
ABSTRACT:
A process and product of making a tissue product is provided. For example, the method can comprise (a) providing a first papermaking furnish containing refined softwood fibers; (b) providing a second papermaking furnish containing hardwood fibers; (c) incorporating the first and second papermaking furnishes into a tissue web such that the tissue web has a hardwood layer and a softwood layer; (d) contacting the tissue web with a drying surface so that the hardwood layer is disposed adjacent thereto; and (e) removing the tissue web from the drying surface with a creping blade at a creping pocket angle of less than about 82 degrees.
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Journa Lumiainen, “Refining of chemical pulp”, 9 pages. No date.
Dority & Manning P.A.
Halpern Mark
Kimberly--Clark Worldwide, Inc.
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