National Natural Science Foundation of China (No.29906008) and Nature Science Foundation of Shandong Province (No.Q99B15).
Acetyl crosslinked polystyrene (EPS) and crosslinked bromoacetyl polystyrene (BEPS)beads were synthesized by Fridel-Crafts acetylation of polystyrene (PS) and bromination of EPS respectively. FTIR, XPS, and TG-TDG wer...
National Natural Scientific Foundation of China (Project grant No.29574165; 29928003; 29874019); National Natural Scientific Foundation of Tianjin (Project grant No.013604011)
The morphological change of St/DVB crosslinked gels during chloromethylation wasstudied by fluorescence spectroscopy using St/DVB crosslinked and hypercrosslinked gels as controlsamples. It has been found that with in...
The Project Grant of Science and Technology of the Education Ministry of China.
Immobilized triazine dye affinity chromatography has been widely used for protein purification. In this paper, Cibacron Blue F3G-A was immobilized, through a spacer arm, onto a rigid hydrophilic porous polymer by reac...
The Natural Science Foundation of China (No. 20025617)
The present investigation describes a novel method for preparing spherical chitosan particles based on crosslinking with epichlorohydrin. Certain amount of pre-crosslinking agent was added to form chitosan gels by tra...
The adsorption of free acid of low concentration by crosslinked chitosan resin was followed by electrochemical experimental technique. The effect of acid concentration and the media on adsorption was discussed. The ex...