国家/地区 中国（6）
IPC部 B（6）
IPC大类 C07（6） B01（4） C08（2）
C09（2）
IPC小类 C07D（6）
IPC B01J021/18（2） B01J031/02（2）
发明人 SUN Y（2）
公开年 2022（6）
申请年 2021（6）
专利权人

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

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

Catalyst composition useful for catalyzing methylation and/or propargylation reactions, and preparing pyraclonil, comprises e.g. graphene oxide and anion exchange resin, sodium bromide, potassium bromide, copper chloride, tetrabutylamine bromide, and tetrabutylamine iodide.

KONG F, CHEN L, SU W, SUN Y, ZHANG K, ZENG R

Preparation of bimetallic catalyst used in hydrogenation and dehydrogenation reactions of organic hydrogen storage material, involves dispersing stabilizer, pore-forming agent and activator and mixing with carrier, mixing obtained activated carrier with metal ion solution, and calcining.

MA C, LU H, ZHANG S, WANG H, SUN Y

System for converting industrial exhaust gas carbon dioxide into cyclic carbonate, includes dehydration reactor, cycloaddition reactor, epoxy feedstock storage tank, carbonate storage tank, and ethylene glycol or propanediol storage tank.

GAO X, SUN L, FAN Y, LI Y

Photocatalyst graphene composite system sterilizing and disinfecting agent comprises active materials, antibacterial materials and deionized water.

CUI X, HU Y, ZHANG G