Polyolefin Composition for Water Pipes with Improved Chlorine Resistance

摘要

The present invention is to increase the lifetime of a pipe made of a polyolefin composition to be permanently in contact with chlorinated water relates to the use of compounds (A) and the compound (B) in the polyolefin composition, Compound (A) has the following general formula ( ): (However, where - R ⁶ , R ⁷ , and R ⁸ , which may include OH- group is independently a non-substituted or substituted and aliphatic or aromatic hydrocarbyl radical, - X ¹ , X ² and X ³ is H or OH, independently, X ¹ , X ² and is X ³ at least one of the OH, - The entire molecule does not contain an ester group) Compound (B) has the following general formula ( ): (However, where the R and R 'are each the same or different residues (residue). Comprising at least 6 carbon atoms)