BESCHICHTETES METALLROHR

摘要

A coated metal pipe which comprises a pipe coated with a composition comprising 2 TO 40 WT. PARTS OF LOW MOLECULAR WEIGHT OXIDIZED POLYMER OF POLYPROPYLENE OR PROPYLENE-ETHYLENE COPOLYMER; 5 TO 40 WT. PARTS OF A RUBBER COMPONENT SELECTED FROM A GROUP CONSISTING OF STYRENE-BUTADIENE COPOLYMER, POLYISOPRENE, BUTYL RUBBER, CHLOROSULFONIC POLYETHYLENE AND POLYISOBUTYLENE; 5 TO 50 WT. PARTS OF A TACKIFIER AND 10 TO 80 WT. PARTS OF ASPHALT.