国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 C01F（3）
IPC C01F007/785（2）
发明人
公开年 2023（2）
申请年 2022（3）
专利权人

Catalyst for directionally synthesizing alkyl carbonate from alkyl oxalate, comprises calcium-magnesium-aluminum hydrotalcite modified by modifier.

LI Z, ZHANG X, YUAN X, WANG X, CHEN W, LI J, WAN Z, WANG W, YU G, XIA R, PANG X, LI G, XIONG X, SONG X, SHI L, SUN Y, ZHOU J, ZHENG W

Salt-containing purifying material useful for air purifier comprises calcium chloride, diatomite, plant fiber, alkaline solution, organic titanate, silane coupling agent, N-sodium lauroyl sarcosine, surfactant, sodium caseinate and co-solvent.

YANG S, WANG B

Heavy metal polluted soil repairing agent based on graphene oxide useful in repairing heavy metal cadmium polluted soil, comprises e.g. graphene oxide/cellulose composite material, hydrotalcite loaded with elemental sulfur, peanut bran, pH regulator and chitosan graft polyvinyl alcohol emulsion.

WU X, MA C