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:
Jun. 27, 2023
Filed:
Feb. 18, 2021
Applicant:
Ichikawa Co., Ltd., Tokyo, JP;
Inventors:
Yuya Takamori, Tokyo, JP;
Manami Morinaga, Tokyo, JP;
Assignee:
Ichikawa Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F 3/02 (2006.01); C08G 18/10 (2006.01); C08G 18/44 (2006.01); C08G 18/48 (2006.01); C08G 64/30 (2006.01); C08K 5/00 (2006.01); C08K 5/053 (2006.01); C08K 5/17 (2006.01); D21F 3/08 (2006.01);
U.S. Cl.
CPC ...
D21F 3/0236 (2013.01); C08G 18/10 (2013.01); C08G 18/44 (2013.01); C08G 18/4854 (2013.01); C08G 64/305 (2013.01); C08K 5/0025 (2013.01); C08K 5/053 (2013.01); C08K 5/17 (2013.01); D21F 3/086 (2013.01);
Abstract
The object of the invention is to provide a shoe press belt which has an excellent strength while the variation in strength among its parts being suppressed, and to provide a method for producing such a shoe press belt. Provided is a shoe press belt for use in a papermaking machine comprising at least one resin layer comprising polyurethane resin, wherein the polyurethane resin comprises as a component a polycarbonate diol comprising one or more unit(s) A expressed by the following formula (1) (wherein Ris a branched alkylene group having 3 or more and 20 or less of carbon atoms):