国家/地区 中国（9） 世界知识产权组织（5）
IPC部 H（9） C（4）
IPC大类 H04（9） C08（4）
IPC小类 H04R（9） C08L（4） C08J（3）
C08K（3）
IPC H04R009/02（8） H04R009/06（8） H04R031/00（8）
H04R009/04（5） C08J005/18（3） C08K003/36（3）
H04R007/04（3） H04R007/06（3） C08L083/04（2）
C08L083/08（2）
发明人 LI C（8） WANG H（5） WANG T（5）
HUI B（3） LING F（3） LIU C（3）
MA C（3） ZHANG C（3）
公开年 2021（5） 2023（3）
申请年 2021（9）
专利权人 GOERTEK INC（9）

Diaphragm of sounding device, comprises at least one modified acrylate rubber film layer prepared by mixing inorganic hollow microspheres, additives and acrylate polymers to form mixed rubber performing crosslinking reaction, and immersing modified acrylate rubber film layer in oily solvent.

ZHANG C, LIU C, LING F, LI C, HUI B, MA C

Vibration diaphragm used in sounding device e.g. loudspeaker, comprises modified ethylene-vinyl acetate rubber film layer formed by mixing inorganic hollow microspheres having preset distribution density, additive and ethylene-vinyl acetate polymer to obtain mixed powder, and crosslinking.

ZHANG C, LIU C, LING F, LI C, HUI B, MA C

Vibrating film of sound production device e.g. loudspeaker, comprises modified ethylene-propylene rubber film layer, which is prepared by mixing e.g. additive and polymer compounded by ethylene and propylene as basic monomer to form mixed rubber and cross-linking.

ZHANG C, LIU C, FU X, LING F, LI C, HUI B, MA C

Speaker module for electronic device, has module shell provided with accommodating space, speaker unit arranged in accommodating space, supporting structure formed in module shell, and heat-dissipating structure for uniformly distributing heat generated by speaker unit.

WANG J, CHEN A

Sound-producing device vibrating diaphragm comprises at least one fluorosilicone rubber membrane layer composed of substituted silicone based first segment, silicone based second segment and at least one alkyl substituted silicone based third segments.

LI C, WANG T, WANG H

Diaphragm of sound-producing device comprises layer of fluorosilicone rubber film layer three chain sections in net-shaped polymer.

LI C, WANG T, WANG H

Diaphragm for sounding device for electronic device, includes layer of silicone rubber film, where silicone rubber film layer is based on polysiloxane containing vinyl in its side chain as base polymer and crosslinking agent.

LI C, WANG T, WANG H

Vibrating diaphragm used for sound-generating device, is obtained by adding damping additive which is modified polysiloxane in which main chain has specific structure, filler, structure-control agent, and crosslinking agent to polysiloxane basic polymer, mixing, and molding.

LI C, WANG T, WANG H

Vibrating diaphragm used for sound-producing device, obtained by adding filler, structure control agent and crosslinking agent into base polymer, kneading, heating and molding, where base polymer includes phenyl-containing siloxane polymers.

LI C, WANG T, WANG H