Invention Grant
- Patent Title: Process for enzymatically converting glycolonitrile to glycolic acid
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Application No.: US12429509Application Date: 2009-04-24
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Publication No.: US07867738B2Publication Date: 2011-01-11
- Inventor: Robert Dicosimo , Anna Panova , Samuel D. Arthur , Henry Keith Chenault
- Applicant: Robert Dicosimo , Anna Panova , Samuel D. Arthur , Henry Keith Chenault
- Applicant Address: US DE Wilmington
- Assignee: E.I. du Pont de Nemours and Company
- Current Assignee: E.I. du Pont de Nemours and Company
- Current Assignee Address: US DE Wilmington
- Main IPC: C12P7/62
- IPC: C12P7/62 ; C12N9/00 ; C12N9/78 ; C07K14/00
Abstract:
A process is provided to improve the specific activity of an enzyme catalyst having nitrilase activity when converting glycolonitrile to glycolic acid under aqueous reaction conditions. Inclusion of an effective amount of at least one amine protectant improves the specific activity and catalytic productivity of the enzyme catalyst.
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