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:
Apr. 25, 2023
Filed:
Apr. 29, 2022
Mazda Motor Corporation, Hiroshima, JP;
Nihon Tokushu Toryo Co., Ltd., Tokyo, JP;
Covestro Deutschland Ag, Leverkusen, DE;
Shinsuke Kataoka, Hiroshima, JP;
Eiichi Kawase, Hiroshima, JP;
Masanori Takasaki, Hiroshima, JP;
Yuji Watanabe, Tokyo, JP;
Hirofumi Takeuchi, Hiroshima, JP;
Shinichiro Sado, Amagasaki, JP;
Hiroaki Ido, Amagasaki, JP;
Shinji Nishikawa, Amagasaki, JP;
Saeko Kinami, Amagasaki, JP;
Kazuki Murata, Amagasaki, JP;
Mazda Motor Corporation, Hiroshima, JP;
Nihon Tokushu Toryo Co., Ltd., Tokyo, JP;
Covestro Deutschland AG, Leverkusen, DE;
Abstract
Provided is a material having an excellent sound-absorbing performance which can be easily applied to the desired area at the operation site and which can effectively prevent sound leakage. The material includes an open-cell soft polyurethane foam prepared from a 2-part reactive urethane resin composition prepared from a polyisocyanate component and a polyol-containing component,