The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 29, 2008
Filed:
Sep. 10, 2004
Hiroshi Ono, Tokyo, JP;
Masayuki Watanabe, Tokyo, JP;
Fuminari Nonomura, Tokyo, JP;
Yasunori Nanri, Tokyo, JP;
Hiroshi Ono, Tokyo, JP;
Masayuki Watanabe, Tokyo, JP;
Fuminari Nonomura, Tokyo, JP;
Yasunori Nanri, Tokyo, JP;
Nippon Paper Industries Co., Ltd., Tokyo, JP;
Abstract
Coat a starch-based surface-paper-strengthening agent on a base paper made from a paper material that contains at least chemically processed hardwood mechanical pulp and bulk-increasing agent; where it is desirable that the hardwood mechanical pulp with a single fiber density index of 0.20 or more be blended by 10 to 60 weight-% of the total weight of pulp, with the adding amount of bulk-increasing agent adjusted to 0.1 to 1.2 weight-% and the coating amount of starch-based surface-paper-strengthening agent, to 0.3 to 3.0 g/m.