Formulation, characterized in that it comprises cationically polymerizable monomers, oligomers and/or polymers, a composition comprising a. an anion of the formula [E n m] where: E is Al or B, Z is 0 or S, R1, R2 are identical or different organic radicals with: - R1 from 1 to 30 carbon atoms and R2 from 2 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein in R2 at least four of the H atoms required for saturation of the C atoms have been replaced by F; m is equal to or greater than 2, m + n = 4, b. a cation of one of the formulae: (Rx) 2 I +, (Rx) 3 S +, (Rx) 4 P + or (Rx) 4 N + with Rx selected from the group consisting of R4, R5, R6 and R7, wherein R4, R5, R6 and R7 are identical or different organic radicals with: - from 1 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein at least one Rx has an aromatic ring, as well as polyols in an amount of from 5 to 80% by weight of the formulation, wherein preferably the cationically polymerizable monomers, oligomers and/or prepolymers are selected from the group consisting of epoxy resins and vinyl ethers. a. an anion of the formula [E n m] where: E is Al or B, Z is 0 or S, R1, R2 are identical or different organic radicals with: - R1 from 1 to 30 carbon atoms and R2 from 2 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein in R2 at least four of the H atoms required for saturation of the C atoms have been replaced by F; m is equal to or greater than 2, m + n = 4, E is Al or B, Z is 0 or S, R1, R2 are identical or different organic radicals with: - R1 from 1 to 30 carbon atoms and R2 from 2 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein in R2 at least four of the H atoms required for saturation of the C atoms have been replaced by F; m is equal to or greater than 2, m + n = 4, - R1 from 1 to 30 carbon atoms and R2 from 2 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein in R2 at least four of the H atoms required for saturation of the C atoms have been replaced by F; m is equal to or greater than 2, m + n = 4, b. a cation of one of the formulae: (Rx) 2 I +, (Rx) 3 S +, (Rx) 4 P + or (Rx) 4 N + with Rx selected from the group consisting of R4, R5, R6 and R7, wherein R4, R5, R6 and R7 are identical or different organic radicals with: - from 1 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein at least one Rx has an aromatic ring, as well as polyols in an amount of from 5 to 80% by weight of the formulation, wherein preferably the cationically polymerizable monomers, oligomers and/or prepolymers are selected from the group consisting of epoxy resins and vinyl ethers. with Rx selected from the group consisting of R4, R5, R6 and R7, wherein R4, R5, R6 and R7 are identical or different organic radicals with: - from 1 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents, wherein at least one Rx has an aromatic ring, as well as polyols in an amount of from 5 to 80% by weight of the formulation, wherein preferably the cationically polymerizable monomers, oligomers and/or prepolymers are selected from the group consisting of epoxy resins and vinyl ethers. - from 1 to 30 carbon atoms, - constituents selected from the group consisting of saturated and unsaturated, unbranched and branched aliphatics, alicycles, heterocycles and aromatics, - optionally provided with homo- and/or hetero-substituents,