US Patent 7297229 Paper bulking promoter
Patent 7297229 was granted and assigned to Kao Corporation on November, 2007 by the United States Patent and Trademark Office.
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Patent Inventor Names
Hiromichi Takahashi0
Takaaki Tadokoro0
Yasushi Ikeda0
Yoichi Ishibashi0
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Patent 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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US Patent 07297229 Paper bulking promoter US Patent 7297229 Paper bulking promoter
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Patent Number
07297229
Patent Number
7297229
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US Patent 07297229 Paper bulking promoter
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Is a
Current assignee
Patent jurisdiction
Patent number
07297229
Date of patent
November 20, 2007
Patent application number
10422861
Date Filed
April 25, 2003
Patent primary examiner
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