The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 25, 2017
Filed:
Jan. 24, 2017
Applicant:
Nano and Advanced Materials Institute Limited, Hong Kong, HK;
Inventors:
Lok Hang Keung, Hong Kong, HK;
Noel Peter Bengzon Tan, Hong Kong, HK;
Wing Ho Choi, Hong Kong, HK;
Wai Chak Lam, Hong Kong, HK;
Assignee:
Nano and Advanced Materials Institute Limited, Hong Kong, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 9/00 (2006.01); B01J 13/14 (2006.01); C01B 33/145 (2006.01); C04B 14/06 (2006.01); C04B 20/10 (2006.01); C04B 40/06 (2006.01);
U.S. Cl.
CPC ...
B01J 13/14 (2013.01); C01B 33/145 (2013.01); C04B 14/062 (2013.01); C04B 20/1037 (2013.01); C04B 40/0675 (2013.01);
Abstract
The present application provides a self-healing material which comprises silica sol as self-healing agent encapsulated by a polymeric shell. The self-healing material may be further embedded in a concrete mixture to heal micro-cracks in concrete. A method for preparing the self-healing material is also provided.