Patent · US Active

Use of a shaped part made of a polyamide shaped component as an inliner for a conduit

US8679270B2 · kind B2 · utility

3Cited by

18References

10Claims

0Family size

Assignee

EVONIK DEGUSSA GMBH · DE

Inventors

Andreas Dowe · Borken, DE
Rainer Goering · Borken, DE
Christian Baron · Haltern am See, DE

Key dates

Filing date	Sep 21, 2011
Grant date	Mar 25, 2014
Priority date	—
Expiry date	Sep 21, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/1393
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A pipe or hose composed of a polyamide moulding composition whose molecular weight has been increased by condensation, via addition of a compound having at least two carbonate units in a quantitative proportion of from 0.005 to 10% by weight, based on polyamide, where

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.