Polymer containing biocatalyst
AssigneeSchering Corporation
InventorsGeorg Manecke, Udo Klussmann
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Abstract
A biocatalyst contains microorganisms, e.g., of the species Arthrobacter simplex, Aspergillus ochraceus, Bacillus sphaericus, Curvularia lunata, Flavobacterium dehydrogenans, Mycobacterium spec., or Saccharaomyces uvarum, immobilized on a copolymer of acrolein and 1-vinyl-2-pyrrolidone, crosslinked by reaction with an alkylenedioxydiamine of the formula H.sub.2 NO--(CH.sub.2).sub.n ONH.sub.2 wherein n is a number of 2 to 12. The preparation of steroids is also disclosed.
Claims19
A biocatalyst comprising an effective amount of a microorganism which is of the species Arthrobacter simplex, Aspergillus ochraceus, Bacillus sphaericus, Curvularia lunata, Flavobacterium dehydrogenans, Mycobacterium spec., or Saccharomyces uvarum, and which is immobilized on a copolymer of acrolein and 1-vinyl-2-pyrrolidone which is crosslinked by reaction with an alkylenedioxydiamine of the formula
- H.sub.2 NO--(CH.sub.2).sub.n ONH.sub.2
- wherein n is a number of 2-12.
In a biocatalyst comprising a microorganism immobilized on a polymeric substrate, the improvement wherein the polymeric substrate is a copolymer of acrolein and 1-vinyl-pyrrolidone which is crosslinked by reaction with an alkylenedioxydiamine of the formula
- H.sub.2 NO--(CH.sub.2).sub.n ONH.sub.2
- wherein n is a number of 2 to 12.
Dependencies are inferred from the claim text.