国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C07（2）
IPC小类 B01J（3）
IPC B01J027/22（2）
发明人 YANG Z（3）
公开年 2023（3）
申请年 2023（3）
专利权人 WANHUA CHEM .（2）

Recycling nickel cobalt catalyst comprises soaking waste catalyst with nickel and cobalt in sulfuric acid, adding chitosan-graphene porous adsorption material, adsorbing amine, heating, adsorbing nickel-cobalt ions, replacing cobalt ions adsorbed by nickel ions, and separating nickel-cobalt ions.

ZHANG J, XU S, YANG Z, ZHOU S, XU Y

Core-shell structure allyl acetate catalyst useful for preparing allyl acetate, comprisese.g. vanadium carbide, and palladium, gold, or copper coating and sodium acetate and/or potassium acetate which are sequentially coated on outer surface of carrier.

KONG D, BU L, YANG Z, WANG L, YIN L, YANG T, HE C, XU Q

Preparing beta-apo-8'-carotene acid ethyl ester, comprises adding decacarbon dialdehyde, C5 phosphine salt, C15 phosphine salt and bimetallic supported catalyst into reaction flask under nitrogen atmosphere, and slowly adding alkali solution dropwise after certain period of reaction.

ZHANG T, YANG Z, XUE A, SHEN H, WANG L, WANG J