国家/地区 中国（6）
IPC部 C（6）
IPC大类 C08（6）
IPC小类 C08K（6）
IPC C08L027/18（6）
发明人 WANG G（2）
公开年 2020（2） 2022（2）
申请年 2020（3） 
专利权人

Preparing polytetrafluoroethylene composite rotary control head seal comprises molding mixed powder to obtain blank and sintering blank at high temperature to obtain polytetrafluoroethylene composite material, and performing mechanical processing and heat treatment.

LI Z, JIANG L, TANG M, LI S, LIANG Y, JIANG Y, REN W, DENG X, ZUO X, LIU X, YANG B, TANG G

Preparing dynamic sealing material for sealing element, involves pressing and sintering the mixed powder, the mixed powder comprises a resin matrix, middle phase carbon microsphere and graphene coated hollow glass microsphere.

WANG G, WANG X, LI J, LUO G, ZHANG H, LIANG J, LI Y, ZHU Q, GUO J

Sealing material used in motor shaft in ultra-high-speed environment, comprises ether monomer modified PTFE, graphite, glass fiber, molybdenum disulfide, graphene, polyether ether ketone, polyimide and polyphenyl ester.

CHEN G, SUN G, LIN Y, WANG G

Rotary supporting sealing ring material comprises fluorine rubber, carbon fiber, graphene, vulcanizing agent and auxiliary agent obtained by open-refining machine plasticating, anburying machine mixing, open mill mixing and vulcanizing.

BAO H, DAI Y, WANG J, CHEN W, WU F

Sealing composite material useful for hydraulic oil cylinder and as seal ring of hydraulic oil cylinder or piston rod of hydraulic oil cylinder, comprises PTFE resin, fluorinated graphene, mineral fiber and antimony trioxide.

YE S, LI G, YUAN J, WANG Y, TAN F, WANG W, HUANG X

Marine enhanced polytetrafluoroethylene gasket formulation comprises polytetrafluoroethylene resin, graphene, vulcanizing agent, chlorohydrin rubber, copper powder, and molybdenum disulfide.

LIU J