国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3） B29（2）
IPC小类 C08K（3）
IPC C08L067/04（3）
发明人 YANG J（3）
公开年 2022（2）
申请年 2022（3）
专利权人

Preparing electromagnetic shielding composite material comprises drying L-polylactic acid, stereo polylactic acid, polystyrene, carbon-based fillers or metal fillers, melt blending and extruding, pelletizing, crushing and sieving.

ZHONG M, YANG J, CHEN F, KUANG T, FENG H, LIU T

Multi-layer high-barrier high-strength biodegradable film comprises e.g. polybutylene adipate terephthalate pellets, polymer L-lactic acid pellets, polymer D-lactic acid pellets, modified gas barrier agent polybutylene adipate terephthalate pellets, polymer L-lactic acid pellets and chain extender.

CAO Z, YANG Z, GE Z, HUANG Q, HE Y, LI Y, LIU Y, YANG J, SHEN B

High heat dissipation power conduit useful as cable sheath for protecting outside damage of cable, comprises high-density polyethylene, polyurethane elastomer, polycarbonate, polycaprolactone, styrene acrylonitrile copolymer, antioxidant, flame retardant, pigment, coupling agent and radiating fiber.

YANG J, YANG G