Patent · US Active

Multilayer plastic tube structure

US11400683B2 · kind B2 · utility

0Cited by

2References

24Claims

0Family size

Assignee

AISAPACK HOLDING S.A. · CH

Inventors

Jacques Thomasset · Vouvry, CH
Stéphane Mathieu · Vandœuvre-lès-Nancy, FR
Régine Tornay · Aefligen, CH

Key dates

Filing date	Apr 30, 2018
Grant date	Aug 2, 2022
Priority date	—
Expiry date	Jul 15, 2038

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB32B2439/40
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

Multilayer skirt of a flexible tube, comprising an extruded main layer (9) and a mono- or multilayer film (10) at least partially surrounding the main layer. The tensile modulus of the main layer is less than 1200 N/mm2 and the tensile modulus of the film is greater than 3500 N/mm2.

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