国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B01（3） C07（3）
IPC小类 B01J（3）
IPC B01J027/138（3）
发明人
公开年 2021（3）
申请年 2020（3）
专利权人

Preparaing chloroethylene comprises using ethylene, hydrogen chloride and oxygen prepared into chloroethylene in a reactor under the action of a composite catalyst.

CHEN D, MA H, FENG X

Phosphine compound, prepared by adding phosphorus trichloride, sublimed sulfur, aluminum trichloride, reactant, and tetrahydrofuran into reaction kettle, stirring, adding catalyst, heating and carrying out reflux reaction.

BAO Y, WENG S

Preparing copper catalyst useful in reaction of acetylene hydrochlorination to synthesize vinyl chloride, comprises e.g. dissolving copper-containing precursor and base metal auxiliary agent in solvent, and stirring.

ZHAO J, PANG X, WANG B, YUE Y, WANG S, JIANG Z, ZHU W, LI X, JIA Z, BOLIN W, YUXUE Y, SAISAI W