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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.:

US 10947374 B1

PDFFull Text
Date of Patent:
Mar. 16, 2021

Filed:

Dec. 21, 2016

Sound insulation composition and sound insulation sheet for vehicle

Applicant:

Byd Company Limited, Shenzhen, CN;

Inventors:

Min Zhang, Shenzhen, CN;

Xinping Lin, Shenzhen, CN;

Yaxuan Sun, Shenzhen, CN;

Mingshuang Zhou, Shenzhen, CN;

Xiong Zhou, Shenzhen, CN;

Assignee:

BYD COMPANY LIMITED, Shenzhen, CN;

Attorney:

Anova Law Group, PLLC

Primary Examiner:

C Melissa Koslow

Int. Cl.
CPC ...
C08L 23/16 (2006.01); B60R 13/08 (2006.01); C08K 13/06 (2006.01); C08K 3/30 (2006.01); C08K 3/26 (2006.01); C08K 9/06 (2006.01); C08L 91/06 (2006.01); C08K 3/34 (2006.01); C08L 51/06 (2006.01); C08L 91/00 (2006.01); C08K 5/00 (2006.01); C08L 23/06 (2006.01); C08K 3/04 (2006.01); C08K 13/02 (2006.01); C08K 3/38 (2006.01);
U.S. Cl.
CPC ...
C08L 23/16 (2013.01); B60R 13/08 (2013.01); C08K 3/04 (2013.01); C08K 3/26 (2013.01); C08K 3/30 (2013.01); C08K 3/34 (2013.01); C08K 5/0025 (2013.01); C08K 5/0066 (2013.01); C08K 9/06 (2013.01); C08K 13/02 (2013.01); C08K 13/06 (2013.01); C08L 23/06 (2013.01); C08L 51/06 (2013.01); C08L 91/00 (2013.01); C08L 91/06 (2013.01); C08K 2003/3045 (2013.01); C08K 2003/385 (2013.01); C08L 2201/02 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01); C08L 2205/08 (2013.01);
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.

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