Patent · US Expired

Stab resistant and anti-ballistic material and method of making the same

US7354875B2 · kind B2 · utility

8Cited by

17References

38Claims

0Family size

Assignee

Teijin Twaron GmbH · DE

Inventors

David R. Hand · Kings Park, US
Rudiger Hartert · Wuppertal, DE
Christian Bottger · Remscheid, DE

Key dates

Filing date	Feb 4, 2003
Grant date	Apr 8, 2008
Priority date	—
Expiry date	Feb 4, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T442/3472
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The invention relates to a fabric having both stab resistant and anti-ballistic properties. The fabric is made of yarn of a weight greater than about 500 dtex, and the fabric has a minimum shrinkage factor of at least about 1% achieved through a densification treatment. The invention further relates to a method of producing a such a fabric having the steps of agitating a fabric made of a yarn of a weight greater than about 500 dtex, substantially removing a spin finish from the fabric before, during or after the agitating step, and drying the fabric.

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