Title:
DIAPHRAGM AND SPEAKER
Document Type and Number:
WIPO Patent Application WO/2021/190003
Kind Code:
A1
Abstract:
Disclosed are a diaphragm (100) and a speaker (200). The diaphragm (100) comprises at least one layer (10) of thermally reversible covalently crosslinked elastomer, which has the effect of improving the heat resistance and the chemical resistance of the diaphragm (100).
Inventors:
WANG TING (CN)
LI CHUN (CN)
LIU CHUNFA (CN)
LI CHUN (CN)
LIU CHUNFA (CN)
Application Number:
PCT/CN2020/138341
Publication Date:
September 30, 2021
Filing Date:
December 22, 2020
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R7/10; H04R9/02; H04R9/06
Domestic Patent References:
WO2019125158A1 | 2019-06-27 |
Foreign References:
CN111246347A | 2020-06-05 | |||
CN211321492U | 2020-08-21 | |||
CN207053770U | 2018-02-27 | |||
CN106095153A | 2016-11-09 | |||
CN207070338U | 2018-03-02 | |||
CN208609173U | 2019-03-15 | |||
CN210183518U | 2020-03-24 | |||
JP2011130401A | 2011-06-30 |
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