Patent ID: 7101945

Claim:
Phosphorus-containing polymer, suitable for coating dielectric surfaces, of the general formula I or II, P(A) m (F) n1 (U) o1 (I) P(A) m (UF n2 ) o2 (II) in which P stands for a linear or branched, uncrosslinked homo- or heteropolymeric polymer component selected from the group consisting of: i) polyvinyl alcohols, polyvinyl amine, polyallyl amine, polyethylene imine, imides of polymaleic anhydride-alt-methyl vinyl ether or derivatives thereof; ii) linear polyethylene glycols, polypropylene glycols or derivatives thereof; iii) branched or star-branched polyethylene glycols; iv) polyureas, polyurethanes, polyesters, polycarbonates, polyhydroxycarboxylic acids or derivatives thereof, which are made up of diols/polyols and/or diamines/polyamines; v) polysaccharides as cellulose, starch, agarose, dextran, chitosan, hyaluronic acid or derivatives thereof; vi) polypeptides or derivatives thereof which are made of one or more various amino acid; and vii) branched polyols based on glycidol; A stands for identical or different phosphorus-containing groups bonded to P, m stands for a number from 3 to 1000, F stands for identical or different functional groups bonded directly or indirectly to P, which are present in addition to A, n1 stands for a number from 1 to 1000, n2 stands for a number from 1 to 100, U stands for identical or different, linear or branched, uncrosslinked oligomeric or polymeric segments, made up of identical or different monomers, which are bonded to P, o1 stands for a number from 0 to 1000, o2 stands for a number from 1 to 1000.