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:
Oct. 09, 2001
Filed:
Oct. 20, 1999
Applicant:
Inventor:
Joseph L. Weir, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 2/026 ;
U.S. Cl.
CPC ...
B01J 2/026 ;
Abstract
Superabsorbent polymers having improved gel bed resiliency are prepared by dry blending the polymer with a multivalent metal salt to form a mixture; and contacting the mixture with from about 0.1 to 10 percent of binder, based on the weight of the mixture.