摘要:
The invention relates to a dental restorative material which comprises a thermolabile or photolabile polymerizable compound of Formula I: [(Z1)m-Q1-X)]k-T-[Y-Q2-(Z2)n]l Formula I, in which T represents a thermolabile or photolabile group, Z1 and Z2 in each case independently represent a polymerizable group selected from vinyl groups, CH2═CR1—CO—O— and CH2═CR1—CO—NR2— or an adhesive group selected from —Si(OR)3, —COOH, —O—PO(OH)2, —PO(OH)2, —SO2OH and —SH, wherein at least one Z1 or Z2 is a polymerizable group, Q1 in each case independently is missing or represents an (m+1)-valent linear or branched aliphatic C1-C20 radical which can be interrupted by —O—, —S—, —CO—O—, —O—CO—, —CO—NR3—, —NR3—CO—, —O—CO—NR3—, —NR3—CO—O— or —NR3—CO—NR3—, Q2 in each case independently is missing or represents an (n+1)-valent linear or branched aliphatic C1-C20 radical which can be interrupted by —O—, —S—, —CO—O—, —O—CO—, —CO—NR3—, —NR3—CO—, —O—CO—NR3—, —NR3—CO—O— or —NR3—CO—NR3—, X and Y in each case independently are missing or represent —O—, —S—, CO—O—, —O—CO—, —CO—NR3—, —NR3—CO—, —O—CO—NR3—, —NR3—CO—O— or —NR3—CO—NR3—, R, R1, R2 and R3 in each case independently represent H or a C1-C7 alkyl radical and k, l, m and n in each case independently are 1, 2 or 3.
摘要:
The invention relates to a dental restorative material which comprises a thermolabile or photolabile polymerizable compound of Formula I: [(Z1)m-Q1-X)]k-T-[Y-Q2-(Z2)n]1 Formula I, in which T represents a thermolabile or photolabile group, Z1 and Z2 in each case independently represent a polymerizable group selected from vinyl groups, CH2═CR1—CO—O— and CH2═CR1—CO—NR2— or an adhesive group selected from —Si(OR)3, —COOH, —O—PO(OH)2, —PO(OH)2, —SO2OH and —SH, wherein at least one Z1 or Z2 is a polymerizable group, Q1 in each case independently is missing or represents an (m+1)-valent linear or branched aliphatic C1-C20 radical which can be interrupted by —O—, —S—, —CO—O—, —O—CO—, —CO—NR3—, —NR3—CO—, —O—CO—NR3—, —NR3—CO—O— or —NR3—CO—NR3—, Q2 in each case independently is missing or represents an (n+1)-valent linear or branched aliphatic C1-C20 radical which can be interrupted by —O—, —S—, —CO—O—, —O—CO—, —CO—NR3—, —NR3—CO—, —O—CO—NR3—, —NR3—CO—O— or —NR3—CO—NR3—, X and Y in each case independently are missing or represent —O—, —S—, CO—O—, —O—CO—, —CO—NR3—, —NR3—CO—, —O—CO—NR3—, —NR3—CO—O— or —NR3—CO—NR3—, R, R1, R2 and R3 in each case independently represent H or a C1-C7 alkyl radical and k, l, m and n in each case independently are 1, 2 or 3.
摘要:
Dental material which contains a polymerizable phthalic acid derivative of the general Formula I: with R1=H, methyl or a C1-C5 alkyl residue; R2=H, a phenyl, benzyl or C1-C8 alkyl residue; Q1=is absent or is a C1-C15 alkylene residue, wherein the carbon chain can be interrupted by O or S; Q2=is absent or a (n+1)-valent aliphatic C1-C20 residue, wherein the carbon chain can be interrupted by O or S and wherein Q1 and Q2 cannot be absent simultaneously; X=is absent, is O, S or (—CO—NR4—)—, wherein R4 is H, CH3 or C2H5; Y=is absent, is O, S or (—CO—NR5—)—, wherein R5 is H, CH3 or C2H5; n, m=independently of one another in each case mean 1, 2 or 3; R3=H, CH3, C2H5, Cl, Br or OCH3, and wherein the two carboxyl groups of the benzene ring can together form an anhydride group.
摘要:
Composition with at least one polymerizable binder and one polymerization initiator, which contains at least one acylgermanium compound according to general Formula (I), and the use of acylgermanes of Formula (I) as initiators for radical polymerization or for the preparation of dental restorations.
摘要:
Acrylic ester phosphonic acids of general formula (I), stereoisomers thereof and mixtures of these, wherein n is 1 or 2, on the condition that for n=1 R1 has the meaning and for n=2 R1 has the meaning R2 is a C1 to C12 alkylene radical, C4-C8 cycloalkylene radical or C7 to C15 alkylene phenylene radical; R3 is hydrogen, a C1 to C5 alkyl radical or a C1 to C5 O-alkyl radical; and R4, R5, independently of each other, each stand for a C1 to C5 alkyl radical or a C1 to C5 O-alkyl radical.
摘要:
A composite material is described which contains polymerizable monomers plus a special transparent glass having high release of calcium ions and fluorine ions and, because of this release property and in particular of its optical properties, can be used as a restoration material in dentistry.
摘要:
The invention relates to ion-releasing composite materials on the basis of polymerizable monomers. The material is characterized in that it contains one or more non-acid, non-ionic, hydrophilic crosslinker monomers, one or more non-acid, non-ionic, hydrophilic dilution monomers having a viscosity of ≦1 Pas and at least one ion-releasing filler. The materials are suitable in particular for use as dental materials.
摘要:
Composition with at least one polymerizable binder and at least one polymerization initiator, which contains at least one acylgermanium compound according to general Formula (I), in which R0 is a substituted or unsubstituted C1-18-alkyl radical or an acyl group; R1 and R2 are H, an acyl group or have one of the meanings given for R3; R3 is a branched or linear C1-18-alkyl radical which can be unsubstituted or substituted one or more times by —O—, —NH—, —NR—, —S— or interrupted by other groups, trimethylsilyl, hal-(CH3)2Si—[OSi(CH3)2]r−, (CH3)3Si—[OSi(CH3)2]r—, —COOH, —COO—R10, —CO—NR11R12, —CO-vinyl, —CO-phenyl, phenyl-C1-4-alkyl, phenyl, naphthyl or biphenyl, C5-12 cycloalkyl, a 5 or 6-membered O, S or N-containing heterocyclic ring, halogen, OH, an aromatic C6-30 radical which can be substituted or unsubstituted and/or interrupted by O, S or —NR—, or a branched, cyclic or linear C1-20 alkyl, -alkenyl, -alkoxy or -alkenoxy radical; m is 1, 2 or 3; n is 0 or 1 and p is 0 or 1; wherein in each case two of the radicals R0, R1, R2 or R3 can be connected to each other accompanied by the formulation of a 5 to 8 member ring; and the use of acylegermanium compounds of Formula (I), for example, as initiator for radical polymerization.
摘要:
Composition with at least one polymerizable binder and a polymerization initiator, which contains at least one acylgermane according to general Formula (I), in which R0 is a substituted or unsubstituted C1-18-alkyl radical or an acyl group; R1 and R2 are H, an acyl group or have one of the meanings given for R3; R3 is a branched or linear C1-18-alkyl radical which can be unsubstituted or substituted one or more times by —O—, —NH—, —NR—, —S— or interrupted by other groups, trimethylsilyl, hal-(CH3)2Si—[OSi(CH3)2]r−, (CH3)3Si—[OSi(CH3)2]r—, —COOH, —COO—R10, —CO—NR11R12, —CO-vinyl, —CO-phenyl, phenyl-C1-4-alkyl, phenyl, naphthyl or biphenyl, C5-12 cycloalkyl, a 5 or 6-membered O, S or N-containing heterocyclic ring, halogen, OH, an aromatic C6-30 radical which can be substituted or unsubstituted and/or interrupted by O, S or —NR—, or a branched, cyclic or linear C1-20 alkyl, -alkenyl, -alkoxy or -alkenoxy radical; m is 1, 2 or 3; n is 0 or 1 and p is 0 or 1; and the use of acyl germanes of Formula (I) for example as initiator for radical polymerization.
摘要:
Composition with at least one polymerizable binder and at least one polymerization initiator, which contains at least one acylgermanium compound according to general Formula (I), in which R0 is a substituted or unsubstituted C1-18-alkyl radical or an acyl group; R1 and R2 are H, an acyl group or have one of the meanings given for R3; R3 is a branched or linear C1-18-alkyl radical which can be unsubstituted or substituted one or more times by —O—, —NH—, —NR—, —S— or interrupted by other groups, trimethylsilyl, hal-(CH3)2Si—[OSi(CH3)2]r−, (CH3)3Si—[OSi(CH3)2]r—, —COOH, —COO—R10, —CO—NR11R12, —CO-vinyl, —CO-phenyl, phenyl-C1-4-alkyl, phenyl, naphthyl or biphenyl, C5-12 cycloalkyl, a 5 or 6-membered O, S or N-containing heterocyclic ring, halogen, OH, an aromatic C6-30 radical which can be substituted or unsubstituted and/or interrupted by O, S or —NR—, or a branched, cyclic or linear C1-20 alkyl, -alkenyl, -alkoxy or -alkenoxy radical; m is 1, 2 or 3; n is 0 or 1 and p is 0 or 1; wherein in each case two of the radicals R0, R1, R2 or R3 can be connected to each other accompanied by the formulation of a 5 to 8 member ring; and the use of acylegermanium compounds of Formula (I), for example, as initiator for radical polymerization.