Invention Grant
- Patent Title: Method for enzymatic repair of cementitious surfaces
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Application No.: US15903565Application Date: 2018-02-23
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Publication No.: US10647617B2Publication Date: 2020-05-12
- Inventor: Nima Rahbar , Suzanne Frances Scarlata , Jessica Anne Rosewitz
- Applicant: Worcester Polytechnic Institute
- Applicant Address: US MA Worcester
- Assignee: Worcester Polytechnic Institute
- Current Assignee: Worcester Polytechnic Institute
- Current Assignee Address: US MA Worcester
- Agency: Armis IP Law, LLC
- Main IPC: C04B41/50
- IPC: C04B41/50 ; C04B41/65 ; C04B41/45 ; C12P3/00 ; C12N9/88 ; C04B41/00 ; C04B111/72 ; C04B103/00
Abstract:
An aqueous solution of carbonic anhydrase and calcium chloride is contacted with a cementitious surface defining at least one opening or fissure in the presence of ambient carbon dioxide to thereby cause the calcium chloride and carbon dioxide to react, whereby calcium carbonate precipitate from the solution and seals the opening or fissure.
Public/Granted literature
- US20180244585A1 Method for Enzymatic Repair of Cementitious Surfaces Public/Granted day:2018-08-30
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