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. 03, 2000
Filed:
Apr. 11, 1997
Sharon M Rozzi, Stillwater, MN (US);
Sumita B Mitra, West St. Paul, MN (US);
Bing Wang, Woodbury, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Dental compositions are provided comprising a) a polymerizable component, b) a fluoride-releasing material, c) a hydrophilic component, d) a polymerization initiator, and e) an acidic component. This dental composition is substantially free of added water, and has a Water Uptake Value of at least about 1.5 g of water per 100 g composition in 2 weeks. Compositions are also provided that comprise a) a polymerizable component, b) acid reactive filler, c) a hydrophilic component, d) a polymerization initiator, and e) an acidic component. The above materials are provided in amounts sufficient that the resulting composition has extremely desirable rheological properties.