Invention Grant
- Patent Title: Felt, soundproofing material and method for producing soundproofing material
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Application No.: US15108460Application Date: 2013-12-27
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Publication No.: US10249281B2Publication Date: 2019-04-02
- Inventor: Yuji Watanabe , Takanori Yumoto , Asako Shinoka
- Applicant: Nihon Tokushu Toryo Co., Ltd.
- Applicant Address: JP Kita-ku, Tokyo
- Assignee: Nihon Tokushu Toryo Co., Ltd.
- Current Assignee: Nihon Tokushu Toryo Co., Ltd.
- Current Assignee Address: JP Kita-ku, Tokyo
- Agency: Banner & Witcoff, Ltd.
- International Application: PCT/JP2013/085173 WO 20131227
- International Announcement: WO2015/097885 WO 20150702
- Main IPC: D04H1/10
- IPC: D04H1/10 ; G10K11/162 ; D04H1/435 ; D04H1/46 ; D04H1/732 ; D04H1/08 ; D04H1/09 ; D04H1/4274 ; B60R13/08 ; D04H1/12 ; D04H1/14 ; B60R13/00
Abstract:
The invention provides a soundproofing material having excellent heat resistance, and, as a felt that is moldable into a soundproofing material at a low temperature, a felt which contains 10 mass % to 90 mass % of an unstretched thermoplastic resin fiber, and has a thickness of 0.05 mm to 100 mm, and an areal weight of 50 g/m2 to 2 kg/m2.
Public/Granted literature
- US10210855B2 Felt, soundproofing material and method for producing soundproofing material Public/Granted day:2019-02-19
Information query
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