SHAPED ARTICLE MADE OF POROUS HYDROGEL, MANUFACTURING PROCESS THEREFOR AND USE THEREOF

摘要

There is provided a shaped article made of porous hydrogel that contains a polyvinyl alcohol acetalized with a dialdehyde, wherein the shaped article after freeze-drying has a pore size of 0.1 to 50 μm. Preferably, the shaped article made of porous hydrogel further contains a water-soluble polysaccharide. Also preferably, an acetalization degree of the polyvinyl alcohol is 1 to 50 mol %. Also preferably, the shaped article made of porous hydrogel is in the form of particles with a sphere-equivalent diameter of 1 to 20 mm. Such a shaped article made of porous hydrogel exhibits high strength and good survivability of microorganisms.

主权项

1. A shaped article made of porous hydrogel that comprises a polyvinyl alcohol acetalized with a dialdehyde, wherein the shaped article has a pore size of 0.1 to 50 μm.