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:
Jan. 09, 2001
Filed:
May. 04, 1998
Applicant:
Inventors:
Donald P. Conley, Conowingo, MD (US);
Gary W. Loock, Forest Hill, MD (US);
Barry W. Preston, Whiteford, MD (US);
Michael C. Withiam, Landenberg, PA (US);
Assignee:
J. M. Huber Corp., Edison, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09C 1/28 ; C01B 3/312 ; C01B 3/326 ;
U.S. Cl.
CPC ...
C09C 1/28 ; C01B 3/312 ; C01B 3/326 ;
Abstract
An amorphous silicate pigment having a pore volume of at least about 4.0 ml/g as measured by mercury intrusion, a BET surface area of at least about 300 m,/g, and an Al,O,content of about 2.0-10.0 wt % is provided. The invention can be successfully used in recording media coatings, particularly coatings for recording media used in ink jet printing systems.