POLYOLEFIN COMPOSITION REINFORCED WITH FILLER AND PIPE CONTAINING POLYOLEFIN COMPOSITION Russian patent published in 2012 - IPC F16L9/127 C08L23/00 C08L23/04 C08J3/24 C08K3/00 

FIELD: chemistry.

SUBSTANCE: pipe is made from spatially cross-linked polyolefin composition which is obtained by cross-linking a polyolefin composition. The polyolefin composition contains a base resin which contains a cross-linkable olefin homo- or copolymer (A) which contains hydrolysable silicon-containing groups, and filler (B). The filler is selected from mineral glass filler, feldspar, barites and carbon fibres.

EFFECT: disclosed pipe has significantly improved hardness and modulus of elasticity in tension.

13 cl, 2 tbl