Patent · US Active

Nonwoven fabric, a laminated fabric, a nonwoven fabric product, a multicomponent fibre, a web, and a method of producing the nonwoven fabric

US9850603B2 · kind B2 · utility

2Cited by

5References

20Claims

0Family size

Assignees

Fitesa Simpsonville, Inc. · US
Fitesa Germany GmbH · DE

Inventors

David D. Newkirk · Greer, US
Juergen Rudolph · Heldburg, DE
Helmut Hartl · Wien, AT

Key dates

Filing date	Oct 19, 2011
Grant date	Dec 26, 2017
Priority date	—
Expiry date	Apr 19, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/66
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A nonwoven fabric comprising a meltspun fiber of a lignin compound. Also claimed a laminated fabric comprising the nonwoven fabric, a nonwoven fabric product comprising the nonwoven fabric, a structured multicomponent fiber comprising a lignin compound, a web comprising a meltspun fiber of a lignin compound and a method of producing a nonwoven fabric by forming a web of meltspun fiber comprising a lignin compound and bonding at least a portion of the fiber in the web to form the nonwoven fabric.

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