国家/地区 中国（5）
IPC部 B（5）
IPC大类 C07（5） B01（3） C09（3）
B82（2） G01（2）
IPC小类 C07D（5）
IPC B82Y020/00（2） C09K011/06（2） G01N021/64（2）
发明人 ZHANG L（5）
公开年 2018（3）
申请年 2017（2） 
专利权人 UNIV WENZHOU.（2）

Preparing paraquat by mixing pyridine and methanol, dripping methyl chloride, carrying out pyridine alkylation reaction and dimerization reaction, removing impurities, adding beating water, acid solution, homogeneous catalyst, feeding liquid chlorine, reacting, filtering and separating catalyst.

HUO M, FU S, WU C, ZHANG L, ZHANG Z, YU J

Preparation of 2,3-dichloropyridine involves obtaining graphene-copper oxide composite catalyst, adding 2-chloro-3-aminopyridine and concentrated hydrochloric acid, cooling, adding solution of sodium nitrite, and further processing.

ZHANG L, SI N, ZHANG X, ZHOU Y, SHI L, ZHANG J

New anthraquinone-modified graphene quantum dot used for preparing lysine fluorescence detection reagent, and has good luminescent properties, water solubility and high selectivity.

CHENG R, DING Y, ZHANG L, ZOU R

New aminoquinoline modified nitrogen doped graphene for preparing quantum dot for making histidine fluorescent detection reagent.

CHENG R, YU C, ZHANG L, QI L, GE C, DAI L

New graphene dispersing agents are prepared by reacting amino organic acid or amino organic acid salt with 1,4,5,8-naphthalenetetracarboxylic dianhydride in organic solvent.

LIU J, WANG L, ZHANG L