underwater flexible pipe, method for preparing underwater flexible pipe, use of an underwater flexible pipe and use of an improved thermal resistance polyethylene

摘要

Underwater Hose, Method for Preparing Underwater Hose, Use of an Underwater Hose, and Use of an Improved Heat Resistance Polyethylene The present invention relates to an underwater hose intended for the transport of hydrocarbons in deep waters. the underwater hose for carrying hydrocarbons comprises a plurality of layers, wherein at least one layer comprises an improved thermal resistance polyethylene for which the melt index measured at 190 ° C under a mass of 5.0 kg is less than 2.0 g / 10 min and for which density is greater than 0.945 g / cm3.