A radiation/moisture dual curable polymer comprising at least one terminal group of the general formula -A 1 -C(=O)-CR 1 =CH 2, wherein A 1 is a divalent bonding group containing at least one heteroatom; and R 1 is selected from H and C 1 -C 4 alkyl, preferably H and methyl;, wherein the polymer has a polyoxyethylene backbone or a polyoxyethylene-polyoxypropylene backbone, wherein A 1 is a group of formula -R 11 -A1 1 -(R 12 -A 12) n -R 13 - wherein R 11, R 12, and R 13 are independently a bond or a divalent substituted or unsubstituted hydrocarbon residue with 1 to 20 carbon atoms, preferably a substituted or unsubstituted (cyclo)alkylene or arylene residue with 1 to 14 carbon atoms; A 11 and A 12 are each independently a divalent group selected from -O-C(=O)-NH-, -NH-C(=O)O-, -NH-C(=O)-NH-, -NR"-C(=O)-NH-, -NH-C(=O)-NR"-, -NH-C(=O)-, -C(=O)-NH -, -C(=O)-O-, - O-C(=O)-, -O-C(=O)-O-, -S-C(=O)-NH-, -NH-C(=O)-S-, -C(=O)-S-, -S-C(=O)-, -S-C(=O)-S-, - C(=O)-, -S-, -O-, and -NR"-, wherein R" can be hydrogen or a hydrocarbon moiety with 1 to 12 carbon atoms, optionally substituted, preferably alkyl or hydrogen; and n is 0 or 1, wherein said polymer comprises at least one terminal group of the general formula -A 2 -SiXYZ, wherein X, Y, Z are, independently of one another, selected from the group consisting of a hydroxyl group and C 1 to C 8 alkyl, C 1 to C 8 alkoxy, and C 1 to C 8 acyloxy groups, wherein X, Y, Z are substituents directly bound with the Si atom or the two of the substituents X, Y, Z form a ring together with the Si atom to which they are bound, and at least one of the substituents X, Y, Z is selected from the group consisting of a hydroxyl group, C 1 to C 8 alkoxy and C 1 to C 8 acyloxy groups; and A 2 is a divalent bonding group containing at least one heteroatom. A 1 is a divalent bonding group containing at least one heteroatom; and R 1 is selected from H and C 1 -C 4 alkyl, preferably H and methyl;, wherein the polymer has a polyoxyethylene backbone or a polyoxyethylene-polyoxypropylene backbone, wherein A 1 is a group of formula -R 11 -A1 1 -(R 12 -A 12) n -R 13 - wherein R 11, R 12, and R 13 are independently a bond or a divalent substituted or unsubstituted hydrocarbon residue with 1 to 20 carbon atoms, preferably a substituted or unsubstituted (cyclo)alkylene or arylene residue with 1 to 14 carbon atoms; A 11 and A 12 are each independently a divalent group selected from -O-C(=O)-NH-, -NH-C(=O)O-, -NH-C(=O)-NH-, -NR"-C(=O)-NH-, -NH-C(=O)-NR"-, -NH-C(=O)-, -C(=O)-NH -, -C(=O)-O-, - O-C(=O)-, -O-C(=O)-O-, -S-C(=O)-NH-, -NH-C(=O)-S-, -C(=O)-S-, -S-C(=O)-, -S-C(=O)-S-, - C(=O)-, -S-, -O-, and -NR"-, wherein R" can be hydrogen or a hydrocarbon moiety with 1 to 12 carbon atoms, optionally substituted, preferably alkyl or hydrogen; and n is 0 or 1, wherein said polymer comprises at least one terminal group of the general formula -A 2 -SiXYZ, wherein X, Y, Z are, independently of one another, selected from the group consisting of a hydroxyl group and C 1 to C 8 alkyl, C 1 to C 8 alkoxy, and C 1 to C 8 acyloxy groups, wherein X, Y, Z are substituents directly bound with the Si atom or the two of the substituents X, Y, Z form a ring together with the Si atom to which they are bound, and at least one of the substituents X, Y, Z is selected from the group consisting of a hydroxyl group, C 1 to C 8 alkoxy and C 1 to C 8 acyloxy groups; and A 2 is a divalent bonding group containing at least one heteroatom. R 11, R 12, and R 13 are independently a bond or a divalent substituted or unsubstituted hydrocarbon residue with 1 to 20 carbon atoms, preferably a substituted or unsubstituted (cyclo)alkylene or arylene residue with 1 to 14 carbon atoms; A 11 and A 12 are each independently a divalent group selected from -O-C(=O)-NH-, -NH-C(=O)O-, -NH-C(=O)-NH-, -NR"-C(=O)-NH-, -NH-C(=O)-NR"-, -NH-C(=O)-, -C(=O)-NH -, -C(=O)-O-, - O-C(=O)-, -O-C(=O)-O-, -S-C(=O)-NH-, -NH-C(=O)-S-, -C(=O)-S-, -S-C(=O)-, -S-C(=O)-S-, - C(=O)-, -S-, -O-, and -NR"-, wherein R" can be hydrogen or a hydrocarbon moiety with 1 to 12 carbon atoms, optionally substituted, preferably alkyl or hydrogen; and n is 0 or 1, wherein said polymer comprises at least one terminal group of the general formula -A 2 -SiXYZ, wherein X, Y, Z are, independently of one another, selected from the group consisting of a hydroxyl group and C 1 to C 8 alkyl, C 1 to C 8 alkoxy, and C 1 to C 8 acyloxy groups, wherein X, Y, Z are substituents directly bound with the Si atom or the two of the substituents X, Y, Z form a ring together with the Si atom to which they are bound, and at least one of the substituents X, Y, Z is selected from the group consisting of a hydroxyl group, C 1 to C 8 alkoxy and C 1 to C 8 acyloxy groups; and A 2 is a divalent bonding group containing at least one heteroatom.