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:
Jul. 04, 2006
Filed:
Mar. 09, 2001
Applicants:
Guiseppe Mensitieri, Naples, IT;
Fabrizio Porro, Portici, IT;
Luigi Nicolais, Ercolano, IT;
Alessandro Sannino, Portici, IT;
Inventors:
Guiseppe Mensitieri, Naples, IT;
Fabrizio Porro, Portici, IT;
Luigi Nicolais, Ercolano, IT;
Alessandro Sannino, Portici, IT;
Assignee:
SCA Hygiene Products AB, Gothenburg, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H 15/04 (2006.01); A61F 13/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A superabsorbent polysaccharide can be obtained by crosslinking a polysaccharide or derivative thereof with at least 1% by weight of a flexible spacer having a chain length of at least 9 chain atoms and having terminal activated coupling groups. The flexible spacer may comprise a polyalkyleneglycol with a molecular weight from about 400 to 10,000. The coupling groups may be provided by divinyl sulphone units.