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. 19, 2013
Filed:
Jan. 31, 2011
Bor-jiunn Niu, San Diego, CA (US);
Haigang Chen, San Diego, CA (US);
Lokendra Pai, San Diego, CA (US);
Sandeep K. Bangaru, San Diego, CA (US);
Greg S. Smith, Oceanside, CA (US);
Ryan C. Terasaki, San Diego, CA (US);
Bor-Jiunn Niu, San Diego, CA (US);
Haigang Chen, San Diego, CA (US);
Lokendra Pai, San Diego, CA (US);
Sandeep K. Bangaru, San Diego, CA (US);
Greg S. Smith, Oceanside, CA (US);
Ryan C. Terasaki, San Diego, CA (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
An inkjet recording medium includes a substrate, a base layer disposed on the substrate, and an ink receiving layer disposed on the base layer. The ink receiving layer includes cationically-modified fumed silica having nanoparticles of alumina and/or silica mixed therein. The alumina nanoparticles have an individual particle size ranging from about 15 nm to about 50 nm, and the silica nanoparticles have an individual particle size ranging from about 5 nm to about 45 nm.