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. 20, 2018
Filed:
Jan. 29, 2015
Ichikawa Co., Ltd., Bunkyo-ku, JP;
Kenji Inoue, Bunkyo-ku, JP;
Ryo Umehara, Bunkyo-ku, JP;
Ai Tamura, Bunkyo-ku, JP;
Yuta Sugawara, Bunkyo-ku, JP;
Ichikawa Co., Ltd., Bunkyo-ku, JP;
Abstract
The object of the present invention is to reduce the wear of the doctor blade applied to the wet paper web transfer belt and the wear of the guide rolls supporting the wet paper web transfer belt while maintaining the wear resistance of the wet paper web contacting surface and the machine contacting surface of the wet paper web transfer belt together with the adhesive and releasing properties of the wet paper web on the wet paper web contacting surface of conventional wet paper web transfer belts. This is achieved by a wet paper web transfer belt in which a polyurethane is integrated with a reinforcing base material comprising a wet paper web-side surface and a machine-side surface, at least the wet paper web-side surface of the reinforcing base material is embedded in the polyurethane, an outer circumferential layer comprising a wet paper web contacting surface is constituted by some of the polyurethane; wherein, at least the outer circumferential layer comprises a spherical filler.