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:
Mar. 18, 2014
Filed:
Jun. 08, 2010
Applicants:
Takayoshi Konishi, Kanonji, JP;
Kazuya Okada, Kanonji, JP;
Jyoji Shimizu, Kanonji, JP;
Inventors:
Assignee:
Unicharm Corporation, Shikokuchuo-Shi, Ehime, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H 13/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide a water disintegratable fibrous sheet with high water disintegratability and wet strength, that can be used as a cleaning sheet. A prescribed water disintegratable fibrous sheet comprising 30-50% by mass of unbeaten pulp (a) with a beating degree of 700 cc or greater; 20-40% by mass of beaten pulp (b) with a beating degree of 400-700 cc; 15-45% by mass of regenerated cellulose (c) with a beating degree of 700 cc or greater; and 2-15% by mass of fibrillated purified cellulose (d) with a beating degree of 0-400 cc.