Speaker diaphragm and speaker
AssigneeGoertek Inc.
InventorsTing Wang, Guodong Zhao, Jie Zhu, Chun Li, Chunfa Liu
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Abstract
The present disclosure provides a speaker diaphragm and a speaker. The diaphragm includes a thermoplastic polyester elastomer film layer (11), a thermoplastic polyester elastomer being a copolymer composed of a polyester hard segment A and a polyether or aliphatic polyester soft segment B, wherein a mass percentage of the polyester hard segment A is 10-95%. The speaker diaphragm features high structural strength, is not easy to be damaged, and has good toughness and resilience and a good sound generation effect.
Claims19
A speaker diaphragm, comprising a thermoplastic polyester elastomer film layer, the thermoplastic polyester elastomer including a copolymer composed of a polyester hard segment A and a polyether or aliphatic polyester soil segment B, wherein mass percentage of the polyester hard segment A is 10-95%, the thermoplastic polyester elastomer film layer has no yield point or has a yield point greater than 10%.
Dependencies are inferred from the claim text.