C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 59/18 (2006.01) A61K 6/087 (2006.01) C08G 59/68 (2006.01) C08J 3/28 (2006.01) C08K 5/00 (2006.01) C08L 63/00 (2006.01)
Patent
CA 2203267
A visible-light photopolymerizable composition comprising a) a cationically polymerizable epoxy resin, b) a hydroxyl-containing material, c) an aryliodonium salt and d) a visible-light sensitizer that is an alpha-dicarbonyl compound having an extinction coefficient less than about 1000. Particularly, preferred compositions of the present invention are dental materials.
Composition photopolymérisable à la lumière visible contenant: a) une résine époxyde à polymérisation cationique, b) un matériau contenant un hydroxyle cathionique c) un sel aryliodique et d) un sensibiliseur à la lumière visible constitué d'un composé alpha-dicarbonyle présentant un coefficient d'extinction inférieur à environ 1000. Les compositions objet d'une préférence particulière sont des matériaux à usage dentaire.
Devoe Robert J.
Kaisaki David A.
Mitra Sumita B.
Schultz William J.
Minnesota Mining And Manufacturing Company
Smart & Biggar
The Minnesota Mining & Manufacturing Company
LandOfFree
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