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:
Mar. 08, 2016
Filed:
Aug. 10, 2005
Karen Kay Kalla, Cincinnati, OH (US);
Matthew David Butts, Rexford, NY (US);
Darryl Stephen Williams, Albuquerque, NM (US);
Sarah Elizabeth Genovese, Delmar, NY (US);
Karen Kay Kalla, Cincinnati, OH (US);
Matthew David Butts, Rexford, NY (US);
Darryl Stephen Williams, Albuquerque, NM (US);
Sarah Elizabeth Genovese, Delmar, NY (US);
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
Methods for making and compositions comprising hollow silica particle are disclosed, said particles made from a composition comprising a silicon-containing compound selected from the group consisting of tetraalkoxysilanes, trialkyloxysilanes and derivatives thereof, dialkoxysilanes and derivatives thereof, alkoxysilanes and derivatives thereof, silicone oligomers, oligomeric silsesquioxanes and silicone polymers distributed over a polymer template core that is eliminated from the particle. The particles of the present invention have a substantially uniform particle size and exhibit low permeability to liquids.