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.:
Date of Patent:
Apr. 02, 2024
Filed:
May. 11, 2022
Applicant:
Aac Microtech (Changzhou) Co., Ltd., Changzhou, CN;
Inventors:
Assignee:
AAC Microtech (Changzhou) Co., Ltd., Changzhou, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/28 (2006.01); C08J 7/04 (2020.01); C08J 9/36 (2006.01); C09D 7/40 (2018.01); C09D 7/43 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 125/18 (2006.01); C09D 133/04 (2006.01); G10K 11/162 (2006.01); H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
H04R 1/288 (2013.01); C08J 7/0427 (2020.01); C08J 9/365 (2013.01); C09D 7/43 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 7/66 (2018.01); C09D 125/18 (2013.01); C09D 133/04 (2013.01); G10K 11/162 (2013.01); H04R 1/025 (2013.01); C08J 2367/02 (2013.01); C08J 2375/04 (2013.01); C08J 2379/02 (2013.01); C08J 2425/18 (2013.01); C08J 2433/04 (2013.01);
Abstract
The present invention discloses a sound absorption material including an organic frame material; a binder; a thickener; and a plurality of sound absorption grains attached to the organic frame material via the binder, having a grain size in a range of 10-100 μm. The stability and the sound absorption performance of the sound absorption material have been effectively improved.