国家/地区 中国（5）
IPC部 C（5）
IPC大类 C08（5） H04（4）
IPC小类 C08J（5）
IPC C08J005/18（5）
发明人 LI C（5）
公开年 2022（5）
申请年 2022（5）
专利权人 GOERTEK INC（4）

Preparing film used as antibacterial packing material or slow-release drug-carrying material by adding carboxymethyl chitosan and graphene oxide solution to triphosphoric acid, adding gelatin solution, adding into plate and drying film.

ZHAO Y, LI Y, LI F, XIE D, LI C

Diaphragm of sounding device, comprises silicone rubber film layer, and silicon rubber film layer contains network polymer and network polymer silicon based compound as first segment, methyl group containing compound as second segment and 3-methylhex-3-ene as third segment.

LI C, WANG T, WANG H

Sound-producing device vibrating membrane comprises silicone rubber membrane layer including network polymer composed of silicone moieties, fluorine-containing segment and nitrogen- and fluorine-containing segment.

LI C, WANG T, WANG H

Vibrating membrane for a sounding device comprises a silicone rubber membrane layer, the silicone rubber membrane layer contains a network polymer, the network polymer includes a first segment is silica compound and a second segment is cyanide compound.

LI C, WANG T, WANG H

Sounding device vibrating diaphragm useful in sounding device, comprises silicone rubber membrane layer, and the silicone rubber membrane layer contains reticular polymer, the reticular polymer includes first segment i.e. siloxane compound and second segment i.e. 2-methoxybutane compound.

LI C, WANG T, WANG H