Patent · US Active

Fibres and nonwoven prepared from polypropylene having a large dispersity index

US8283426B2 · kind B2 · utility

0Cited by

4References

10Claims

0Family size

Assignee

Total Petrochemicals Research Feluy · BE

Inventors

Hugues Haubruge · Walhain, BE
Guillaume Pavy · Brussels, BE
Alain Standaert · Brussels, BE

Key dates

Filing date	Feb 20, 2009
Grant date	Oct 9, 2012
Priority date	—
Expiry date	Feb 20, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/60
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a process for the production of fibers and filaments with polypropylene having a broad polydispersity index. The present invention also relates to high elongation nonwoven prepared from such fibers and filaments. It further relates to films and laminates prepared from high elongation nonwoven.

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