Paper making and fiber liberation – Processes and products – Non-fiber additive
Reexamination Certificate
2007-11-20
2007-11-20
Halpern, Mark (Department: 1731)
Paper making and fiber liberation
Processes and products
Non-fiber additive
C162S179000, C162S111000, C162S129000, C162S168100, C428S172000, C428S156000
Reexamination Certificate
active
10422861
ABSTRACT:
This invention is to provide a paper bulking promoter with which a highly bulky sheet can be obtained without impairing paper strength. Namely, this invention provides a process for producing a bulky paper, comprising the step of making paper from pulp in the presence of a bulking promoter comprising a cationic compound.
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Ikeda Yasushi
Ishibashi Yoichi
Tadokoro Takaaki
Takahashi Hiromichi
Halpern Mark
KAO Corporation
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