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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 10967811 B1

PDFFull Text
Date of Patent:
Apr. 06, 2021

Filed:

Dec. 21, 2016

Sound insulation composition and sound insulation sheet for vehicle

Applicant:

Byd Company Limited, Shenzhen, CN;

Inventors:

Xinping Lin, Shenzhen, CN;

Min Zhang, Shenzhen, CN;

Yaxuan Sun, Shenzhen, CN;

Mingshuang Zhou, Shenzhen, CN;

Assignee:

BYD COMPANY LIMITED, Shenzhen, CN;

Attorney:

Anova Law Group, PLLC

Primary Examiner:

Edward J Cain

Int. Cl.
CPC ...
C08L 23/06 (2006.01); B60R 13/08 (2006.01); B29C 48/00 (2019.01); C08L 23/08 (2006.01); C08L 23/12 (2006.01); C08L 51/00 (2006.01); B29K 23/00 (2006.01); C08K 3/04 (2006.01); C08K 3/26 (2006.01); C08K 3/34 (2006.01); C08K 9/00 (2006.01); C08K 3/22 (2006.01); C08K 3/30 (2006.01); C08K 3/38 (2006.01);
U.S. Cl.
CPC ...
B60R 13/08 (2013.01); B29C 48/022 (2019.02); C08L 23/06 (2013.01); C08L 23/0853 (2013.01); C08L 23/12 (2013.01); C08L 51/003 (2013.01); B29K 2023/0633 (2013.01); B29K 2023/083 (2013.01); B29K 2023/12 (2013.01); C08K 3/04 (2013.01); C08K 3/26 (2013.01); C08K 3/34 (2013.01); C08K 9/00 (2013.01); C08K 2003/2224 (2013.01); C08K 2003/2227 (2013.01); C08K 2003/3045 (2013.01); C08K 2003/387 (2013.01); C08K 2201/005 (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 EVA, 10 to 300 parts by weight of mica powders, 10 to 300 parts by weight of dolomite, 10 to 50 parts by weight of thermoplastic resin, 10 to 100 parts by weight of a toughening agent, 3 to 60 parts by weight of a compatibilizer, 30 to 300 parts by weight of a fire retardant, 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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