国家/地区 中国（3）
IPC部 B（3） C（2）
IPC大类 B01（3）
IPC小类 B01J（3）
IPC
发明人 ZHANG T（3）
公开年 2023（3）
申请年
专利权人

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

Synthesizing graphene oxide-titanium oxide-manganese oxide composite sol, comprises e.g. heating acid-soluble titanium oxide to dissolve titanium oxide particles with concentrated sulfuric acid, reacting with acidifying graphite, specific grade order flake graphite powder and sodium nitrate.

WU L, ZHANG T

Filter graphene type stirring kettle, has stirring rod connected with auxiliary stirring rod, where bottom of stirring rod is fixed with scraping plate and bottom discharging port of stirring kettle body is connected with impurity filtering box.

WANG G, GUO G, ZHANG T