PHOTOPOLYMERIZATION OF ACRYLAMIDE ONTO MAGNETITE PARTICLES - PREPARATION OF MAGNETIC SUPPORTS FOR ENZYME IMMOBILIZATION

被引:2
作者
DASILVA, MA
BURROWS, HD
FORMOSINHO, SJ
GIL, MH
LOURENCO, AR
PAULA, FJA
PIEDADE, AP
机构
[1] Departamento de Química, Universidade de Coimbra
关键词
461 Bioengineering and Biology - 708 Electric and Magnetic Materials - 804 Chemical Products Generally;
D O I
10.1016/0167-577X(91)90093-L
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Magnetic Fe3O4/poly(acrylamide) particles have been prepared by photolysis of magnetite in degassed aqueous solutions of acrylamide. About 8% by weight of polymer is present in each particle. This is shown by SEM to be covered fairly evenly over the Fe3O4 surface. The effect of the method of magnetite preparation on the yield of bound polymer has been studied. The use of these magnetic polymer particles in immobilization of he enzyme glucose oxidase is described.
引用
收藏
页码:96 / 100
页数:5
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