Invention Grant
- Patent Title: Sound absorbing material
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Application No.: US15763078Application Date: 2017-03-27
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Publication No.: US10943576B2Publication Date: 2021-03-09
- Inventor: Daiji Katsura
- Applicant: MAZDA MOTOR CORPORATION
- Applicant Address: JP Hiroshima
- Assignee: MAZDA MOTOR CORPORATION
- Current Assignee: MAZDA MOTOR CORPORATION
- Current Assignee Address: JP Hiroshima
- Agency: Studebaker & Brackett PC
- Priority: JPJP2016-071088 20160331
- International Application: PCT/JP2017/012472 WO 20170327
- International Announcement: WO2017/170447 WO 20171005
- Main IPC: G10K11/168
- IPC: G10K11/168 ; D06M15/564 ; C03C25/1095 ; D06M15/423 ; G10K11/162 ; D06M15/693 ; D06M15/03 ; C03C25/326 ; D04H1/4218 ; D04H1/435 ; D04H1/46 ; D06M23/10 ; D06M101/32
Abstract:
A sound absorbing material includes a fiber group of inorganic fibers, a fiber group of organic fibers, or a fiber group of a fiber blend including the inorganic and organic fibers. In the fiber group, at least junctions between the fibers are coated with a polymeric coating film having a loss factor of 0.1 or more.
Public/Granted literature
- US20180277088A1 SOUND ABSORBING MATERIAL Public/Granted day:2018-09-27
Information query
