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:
Dec. 29, 2020
Filed:
Dec. 07, 2016
3m Innovative Properties Company, St. Paul, MN (US);
Manfred Ludsteck, Geretsried, DE;
Reinhold Hecht, Laiferomg, DE;
Kai U. Claussen, Munich, DE;
Hubert Rennschmid, Moorenweis, DE;
Lilly Vogel, Germering, DE;
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
The invention relates to a kit of parts comprising Part A and Part B, Part A comprising: component(s) comprising an ascorbic acid moiety, stabilizer(s) selected from sulphite(s), phosphite(s) or mixtures thereof, optionally polymerizable component(s) without acidic moieties, optionally polymerizable component(s) with acidic moieties, and optionally filler(s), Part B comprising polymerizable component(s) without acidic moieties, polymerizable component(s) with acidic moieties, transition metal component(s), organic peroxide(s), and optionally filler(s). The invention is also directed to an initiator system comprising component(s) comprising an ascorbic acid moiety, stabilizer(s) selected from sulphite(s), phosphite(s) or mixtures thereof transition metal component(s), organic peroxide(s). The kit of parts and redox initiator system are particularly useful in the dental and orthodontic field.