Patent ID: 8372499

Claim:
A pressureless pipe or a supplementary pipe article for pressureless pipes comprising a polyethylene composition comprising a base resin which comprises (A) a first ethylene homo- or copolymer fraction, and (B) a second ethylene homo- or copolymer fraction, wherein fraction (A) has a lower average molecular weight than fraction (B), the base resin has a flexural modulus determined according to ISO 178 of 1000 MPa or higher, and the composition further comprises (C) an inorganic mineral filler, wherein inorganic mineral filler (C) is present in the composition in an amount of 1 to 70 wt. %; and wherein the inorganic mineral filler (C) is selected from the group consisting of talc, an oxide of aluminum, an oxide of magnesium, an oxide of calcium, an oxide of barium, a hydroxide of aluminum, a hydroxide of magnesium, a hydroxide of calcium, a hydroxide of barium, a carbonate of aluminum, a carbonate of magnesium, a carbonate of calcium, a carbonate of barium, and mixtures thereof.