- Patent Title: Sound insulation composition and sound insulation sheet for vehicle
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Application No.: US15781304Application Date: 2016-12-21
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Publication No.: US10947374B2Publication Date: 2021-03-16
- Inventor: Min Zhang , Xinping Lin , Yaxuan Sun , Mingshuang Zhou , Xiong Zhou
- Applicant: BYD COMPANY LIMITED
- Applicant Address: CN Shenzhen
- Assignee: BYD COMPANY LIMITED
- Current Assignee: BYD COMPANY LIMITED
- Current Assignee Address: CN Shenzhen
- Agency: Anova Law Group, PLLC
- Priority: CN201510988207.9 20151225
- International Application: PCT/CN2016/111363 WO 20161221
- International Announcement: WO2017/107928 WO 20170629
- Main IPC: C08L23/16
- IPC: C08L23/16 ; B60R13/08 ; C08K13/06 ; C08K3/30 ; C08K3/26 ; C08K9/06 ; C08L91/06 ; C08K3/34 ; C08L51/06 ; C08L91/00 ; C08K5/00 ; C08L23/06 ; C08K3/04 ; C08K13/02 ; C08K3/38
Abstract:
A sound insulation composition and a sound insulation sheet for a vehicle are provided. The sound insulation composition includes 50 to 300 parts by weight of EPDM rubber, 10 to 300 parts by weight of mica powers, 10 to 300 parts by weight of dolomite, 2 to 15 parts by weight of a vulcanizing agent, 3 to 60 parts by weight of a compatilizer, 30 to 300 parts by weight of a fire retardant, 0.2 to 3 parts by weight of a cross-linking agent, 10 to 80 parts by weight of a plasticizer, and 100 to 500 parts by weight of barium sulfate. The sound insulation sheet for the vehicle is made of the sound insulation composition mentioned above.
Public/Granted literature
- US20180319969A1 SOUND INSULATION COMPOSITION AND SOUND INSULATION SHEET FOR VEHICLE Public/Granted day:2018-11-08
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