Abstract: 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.

Abstract: ?-Ketophosphonic acid according to general formula I: in which A=an aliphatic C1-C18 radical which can be interrupted by —O—, —S—, —CO—O— or —O—CO—C—; n=1, 2, 3 or 4; m=1 or 2; X=absent or a C1-C10 radical which can be interrupted by —O—, —S—, —CO—C—, —O—CO—NH— or —CO—NR1—, wherein R1 is H or C1-C7-alkyl; and PG=a group which can undergo free radical polymerization. The ?-ketophosphonic acids are suitable in particular for the preparation of dental materials.

Abstract: The invention relates to a dental restorative material which comprises (a) at least one antimicrobially active compound of Formula (I) [AG]m-R1—Z—SP—Y—R2—[WG]p??(I), or a filler that is surface-modified with at least one compound of Formula (I), (b) at least one radically polymerizable monomer and (c) at least one initiator for the radical polymerization. The invention also relates to a use of such dental restorative material for the preparation of an adhesive, primer, cement, coating material or filling material. The invention also relates to a dental material which comprises at least one compound of Formula (I), as well as a use of a compound of Formula (I) for modifying the surface of a substrate selected from ceramic materials, noble and non-noble metals, hard tooth structure, tooth enamel, dentine, collagen, soft tissue, mucous membrane and leather.

Abstract: Primer formulation which contains (1) at least one alkoxysilane monomer of the general formula R1nSi(OR2)4-n (I), wherein R1 stands for an organic residue which contains at least one ethylenically unsaturated, polymerizable group, R2 stands for a C1-C8 alkylorganic residue and n is 1, 2 or 3, wherein the residues R1 and R2 can each be the same or different; (2) at least one polyhydrogen fluoride salt of the general formula (R9)+(Hx-1Fx)?z (II), wherein R9 stands for a metal cation from the series of the alkali, alkaline earth or transition metals or for an ammonium ion of the formula (R5)(R6)(R7)(R8)N+, in which R5 R6 R7 and R8 each independently of each other stand for H or C1 to C12 alkyl, C3 to C12 alkenyl or C6-C12 aryl residues, wherein R5, R6, R7 and R8 can be the same or different, and wherein two of these residues can be bound together to form a heterocycle together with the nitrogen atom and wherein three of the residues and the nitrogen atom can together form a pyridinium ion, x is an integer from 2

Abstract: The invention relates to a dental material which comprises a polymerizable bisphosphonic acid of Formula I: The invention also relates to the use of a polymerizable bisphosphonic acid of Formula I for the preparation of a dental material and in particular for the preparation of an adhesive, cement or composite.

Abstract: 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

Abstract: The invention relates to a dental material which comprises a polymerizable bisphosphonic acid of Formula I: The invention also relates to the use of a polymerizable bisphosphonic acid of Formula I for the preparation of a dental material and in particular for the preparation of an adhesive, cement or composite.

Abstract: The present invention relates to halogen-free, oligomeric or polymeric phosphonic acids made up of units of the general formula (I) —[(O)m—{R1(X)n(Y)o}pR1(X)q]r—[(O)s—R5(X)t]v—??(I), where: X is —P?O(OH)2, Y is carbonyl or sulfonyl, R1, R5 are, independently of one another, divalent or polyvalent, substituted or unsubstituted, heteroatom-free or heteroatom- comprising aromatic radicals, m, o, s are each, independently of one another, 0 or 1, n, q, t are each, independently of one another, 0 or an integer from 1 to 8, with n and s not simultaneously being 0, r, v are each, independently of one another, from 0 to 1, with the sum of r and v being from 0.95 to 1.

Abstract: 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.

Abstract: The invention relates to a dental restorative material which comprises (a) at least one antimicrobially active compound of Formula (I) [AG]m-R1—Z—SP—Y—R2—[WG]p??(I), or a filler that is surface-modified with at least one compound of Formula (I), (b) at least one radically polymerizable monomer and (c) at least one initiator for the radical polymerization. The invention also relates to a use of such dental restorative material for the preparation of an adhesive, primer, cement, coating material or filling material. The invention also relates to a dental material which comprises at least one compound of Formula (I), as well as a use of a compound of Formula (I) for modifying the surface of a substrate selected from ceramic materials, noble and non-noble metals, hard tooth structure, tooth enamel, dentine, collagen, soft tissue, mucous membrane and leather.

Abstract: The invention relates to an adhesion-promoter composition for the adhesive joining of metallic or ceramic dental materials to radically curing dental materials, wherein the adhesion-promoter composition contains an alkoxysilane monomer (i), a phosphoric acid ester monomer (ii), a sulphur-containing monomer (iii) and an organic solvent (iv).

Abstract: Process for preparing polymeric aromatic phosphonates and also polymeric aromatic phosphonates which can be prepared by the process of the invention and blends comprising these polymeric aromatic phosphonates and at least one further polymer and also films, composites and membranes comprising these polymers or blends, the use of the membranes of the invention in fuel cells or in separation technology and also fuel cells comprising the membranes of the invention.

Abstract: A composition, containing a carrier medium and particles based on a metal compound with a weight-average particle diameter of 1 nm to 10 ?m is useful to clean metal or ceramic surfaces which are part of a dental restoration or of an implant abutment.

Abstract: The invention relates to an adhesion-promoter composition for the adhesive joining of metallic or ceramic dental materials to radically curing dental materials, wherein the adhesion-promoter composition contains an alkoxysilane monomer (i), a phosphoric acid ester monomer (ii), a sulphur-containing monomer (iii) and an organic solvent (iv).

Abstract: Process for preparing polymeric aromatic phosphonates and also polymeric aromatic phosphonates which can be prepared by the process of the invention and blends comprising these polymeric aromatic phosphonates and at least one further polymer and also films, composites and membranes comprising these polymers or blends, the use of the membranes of the invention in fuel cells or in separation technology and also fuel cells comprising the membranes of the invention.

Abstract: The present invention relates to oligomeric or polymeric siloxanes comprising phosphonic acid groups, a process for preparing them, oligomeric or polymeric siloxanes comprising silyl phosphonate and/or alkyl phosphonate groups, blends comprising at least one oligomeric or polymeric siloxane according to the invention comprising polyphosphonic acid groups and/or at least one oligomeric or polymeric siloxane comprising silyl phosphonate and/or alkyl phosphonate groups and at least one further polymer, membranes, films or composites comprising at least one oligomeric or polymeric siloxane according to the invention comprising phosphonic acid groups and/or at least one oligomeric or polymeric siloxane according to the invention comprising silyl polyphosphonate and/or alkyl polyphosphonate groups or a blend according to the invention, and also various uses of oligomeric or polymeric siloxanes comprising phosphonic acid groups and/or oligomeric or polymeric siloxanes comprising silyl phosphonate and/or alkyl phosph

Abstract: The present invention relates to halogen-free, oligomeric or polymeric phosphonic acids made up of units of the general formula (I) —[(O)m—{R1(X)n(Y)o}pR1(X)q]r—[(O)s—R5(X)t]v—??(I), where: X is —P?O(OH)2, Y is carbonyl or sulfonyl, R1, R5 are, independently of one another, divalent or polyvalent, substituted or unsubstituted, heteroatom-free or heteroatom- comprising aromatic radicals, m, o, s are each, independently of one another, 0 or 1, n, q, t are each, independently of one another, 0 or an integer from 1 to 8, with n and s not simultaneously being 0, r, v are each, independently of one another, from 0 to 1, with the sum of r and v being from 0.95 to 1.