A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
400/7047
A61K 6/083 (2006.01)
Patent
CA 2009471
ABSTRACT OF THE DISCLOSURE In a dental composite containing a polymer- izable (meth)acrylic compound, photoinitiator, acceler- ator, inorganic filler and conventional auxiliaries, the improvement wherein the composite by weight comprises about a) 10-50% of at least one monomer which contains at least 2 polymerizable (meth)acrylic acid groups, b) 5-80% of a glass or a glass ceramic which has an average particle size of between about 0.1 and 10 µm and has been post-treated with .gamma.-methacryloxy- propyltrLmethoxysilane up to a carbon content of between about 0.5 and 2.5% by weight, c) 2-10% of a surface-treated microfiller and d) 0.1-5% of a photoactivator consisting of a mixture of camphorquinone and p-dialkylamino- benzenesulphonamide. The composition has a long pot life and good surface color when cured. * * *
Finger Werner
Heid Renate
Herold Heiko
Podszun Wolfgang
Schwabe Peter
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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