MODIFIZIERTE POLYOLEFINE MIT BESONDEREM EIGENSCHAFTSPROFIL, VERFAHREN ZU DEREN HERSTELLUNG UND DEREN VERWENDUNG

Unfunctionalized polyolefin-based and modified polyolefin (A), comprising = 30 mass% of ethylene, 70-98 mass% or = 30 mass% of propylene, and/or 75-95 mass% or = 25 mass% of 1-butene, is new, where: the triad distribution determined by 1> 3>C NMR for propene triads has an atactic content of 20-55 mass%, a syndiotactic content of = 30 mass% and an isotactic content of 40-80 mass%; and/or the triad distribution determined by 1> 3>C NMR for 1-butene triads has an atactic content of 2-85 mass% and a syndiotactic content of = 20 mass%. Unfunctionalized polyolefin-based and modified polyolefin (A), comprising = 30 mass% of ethylene, 70-98 mass% or = 30 mass% of propylene, and/or 75-95 mass% or = 25 mass% of 1-butene, is new, where: the triad distribution determined by 1> 3>C NMR for propene triads has an atactic content of 20-55 mass%, a syndiotactic content of = 30 mass% and an isotactic content of 40-80 mass%; and/or the triad distribution determined by 1> 3>C NMR for 1-butene triads has an atactic content of 2-85 mass% and a syndiotactic content of = 20 mass%; the contents of isotactic, syndiotactic and atactic triads of propene and 1-butene each add up to 100%; and the unfunctionalized polymers are prepared in the presence of a metallocene catalyst, and monomers having one or more functional groups having been grafted onto the unfunctionalized polyolefins. Independent claims are included for: (1) the preparation of (A); (2) an adhesive bond comprising (A); and (3) a molding material, protective material, adhesive, sealant, marking material, coating material, sealing membrane, floor covering or roof membrane, primer, primer formulation, adhesion promoter formulation, dispersion, suspension and/or an emulsion, comprising (A).