国家/地区 中国（3）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C09K（4） C08K（3） B82Y（2）
C08L（2）
IPC C09K011/02（4）
发明人
公开年 2022（3）
申请年 2021（4）
专利权人

Producing photoluminescence material involves placing plastic piece into working solution which is water, applying micro-plasma onto surface of the working solution, and degrading the plastic piece into multiple smaller molecular and graphene quantum dot.

CHIANG W, WENG R, WENG R J

Automobile air outlet thumbwheel with fluorescent function comprises polypropylene, fluorescent particles, plasticizer and antioxidant, where thumbwheel is prepared by e.g. melting polypropylene, adding fluorescent particles, plasticizer and antioxidant, extruding, cooling extruded material.

MAO M, SHENG H, YUAN G, JIANG Z, XIA H

Preparing light-emitting diode packaging material for emitting white light under excitation of deep ultraviolet light, involves uniformly mixing blue and yellow nitrogen-doped graphene/carbon quantum dots in epoxy resin solution.

LIN J, WANG L, WU X, DU H, CAI X, WEI X, FAN J, YIN X, ZHANG C, LIN T

Preparing room temperature phosphorescent material containing graphene oxide with microwave radiation comprises using modified Hummers method to oxidize graphite, dissolving acrylamide in water, adding e.g. graphene oxide aqueous solution, mixing, refluxing, cooling, filtering, washing and drying.

ZHANG Y, LIN M