Polymerizable dental material based on chromophoric xerogels

Details Polymerizable dental material based on chromophoric xerogels Polymerizable dental material based on chromophoric xerogels

A - Human Necessities

61

K

A61K 6/093 (2006.01) A61K 6/00 (2006.01) A61K 6/083 (2006.01) C07F 7/18 (2006.01)

Patent

CA 2396604

Dental materials based on polymerizable binders, which contain at least one chromophoric xerogel of the formula I: (SiO2)a(SiO1.5-Sp-X-CG) (Me n O m)b (I) in which Me represents a main-group metal of the 2nd to 3rd main groups or a transition metal of the 4th sub-group of the periodic table of elements; n being equal to 1 or 2, m being equal to 1 or 2 if n is equal to I and m being equal to 3 if n is equal to 2; Sp is a C1 to C10 alkylene radical or C2 to C10 oxyalkylene radical with 1 to 4 oxygen atoms or is absent; X is a compound group, such as CO-O, O-CO, CO-NH, NH-CO, O-CO-NH, NH-CO-O, NR, O or S or is absent, R being hydrogen or a C1 to C6 alkyl radical; CG is a chromophore; a is an integer from 0 to 20 and b is an integer from 0 to 5.

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