学科分类
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1 个结果
  • 简介:Macroporousmethylacrylate-divinylbenzenecopolymersweresynthesizedandmodifiedbypolyethylenepolyamine.TheaminoacylasefromAspergillusoryzaewasadsordedonthesemodifiedcopolymers.Theroleofcertainfactorssuchasdegreeofcross-linking,amountofporegenicsolvent,modifyingagentandporestructures,intheactivityofimmobilizedaminoacylasewasstudied.EffectsofadsorptiontimeandamountofenzymeusedontheactivityofaminocylaseimmobilizedonMMD-12-13werealsoinvestigated.ThecolumnofaminoacylaseimmobilizedonMMD-12-13waspreparedandN-acyl-DL-methioninewasresolvedcontinuouslyforamonth,theremainingactivitywasstillover90%.

  • 标签: 氨基羰基反应定位 丙烯酸甲酯 二乙烯基聚芥聚物