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:
Dec. 06, 2011
Filed:
Jan. 12, 2007
Applicants:
Torsten Hegmann, Winnipeg, CA;
Hao Qi, Winnipeg, CA;
Inventors:
Torsten Hegmann, Winnipeg, CA;
Hao Qi, Winnipeg, CA;
Assignee:
University of Manitoba, Winnipeg, Manitoba, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/52 (2006.01); C09K 19/58 (2006.01); C09K 19/34 (2006.01); C07F 1/12 (2006.01); C01G 5/00 (2006.01); C01G 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a metal nanoparticle comprising a metal and a chiral and/or thiolate group bonded to the metal. The monolayer-protected metal nanoparticle may be used as a chiral dopant in a liquid crystal. Accordingly, the invention also provides a colloidal suspension or dispersion comprising a metal nanoparticle comprising a metal and a chiral and/or thiolate group bonded to the metal, and a liquid crystal.