国家/地区 中国（3）
IPC部 B（3）
IPC大类 C07（3） B01（2）
IPC小类 C07H（3）
IPC C07H001/00（3）
发明人 HUANG Q（3） CHEN H（2） JIANG X（2）
公开年 2022（3）
申请年 2022（3）
专利权人 ZHEJIANG SYN.（3）

Preparing L-xylose by heterogeneous method comprises dissolving L-arabinose, ammonium molybdate, acetic acid in water, neutralizing using calcium carbonate, separating by ion exchange column, crystallizing by cooling and filtering, and drying crystal by segmented crystal suspension drying method.

JIANG X, HUANG Q

Preparing L-fructose involves adding calcium type graphene/carbon nano tube/styrene sulfonated resin filler into separation column, passing filtrate, collecting separation solution of L-fructose section, concentrating, crystallizing, adding activated carbon, decoloring, filtering, crystallizing.

HUANG Q, FANG J, CHEN H

Preparing composite sulfate radical catalyst using liquid phase preparation method for biosaccharide preparation comprises preparing graphene suspension, dropping sodium hydroxide into aluminum nitrate solution to obtain liquid aluminum hydroxide, adding aluminum hydroxide to graphene suspension.

JIANG X, HUANG Q, CHEN H