国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B01（2） C07（2）
IPC小类 B01J（2）
IPC B01J027/02（2）
发明人
公开年
申请年 2019（2）
专利权人

Preparing catalyst for catalyzing meso-lactide to produce D, L-lactide comprises e.g. dispersing sulfonated graphene into water, adding metal salt solution of palladium ion or ruthenium ion, and adding reducing agent to obtain catalyst.

SUN Q, ZHANG T, BAI F, GAO D, PENG S, YAO X

Metal-solid acid double-site catalyst contains acid site and metal site double center, where acid center is sulfonated graphene with two-dimensional planar structure, and metal center has higher carbon-oxygen hydrogen-active metal ruthenium.

TAN J, CUI J, ZHAO Y