国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 B29D（3）
IPC B29D099/00（3）
发明人 LIU J（2）
公开年
申请年
专利权人

Mobile phone protective shell of auxiliary heat dissipation comprises thermoplastic polyurethane, graphene, ceramic powder, and silicon oxide.

LIAO Z, LIAO D

Pod-type degradable temporary plugging ball useful in temporary plugging treatment of oil and gas wells in fracturing system, comprises degradable outer shell (comprising e.g. polymerized product of glycolide, lactide, polybutylene succinate prepolymer) and inner core.

LI H, ZHANG Y, SHANG L, HUANG B, LIU J, WANG Y, YANG X, JIANG Q

Preparation of electromagnetic shielding foam involves reacting graphene, deionized water, ferric chloride or ferric nitrate, ferrous chloride or ferrous nitrate and aqueous ammonia, applying to fabric carrier and drying.

SHI X, JI S, HAO W, XU J, LIU J