IP Library Granted Patent US 9,243,354
Granted Patent B2
US 9,243,354 · App. 13/835,008 · Granted Jan 26, 2016

Stab and ballistic resistant articles

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Quick Facts
Patent No.
US 9,243,354
App. No.
13/835,008
Granted
Jan 26, 2016
Kind
B2
Abstract

Dimensionally stable open woven fabrics formed from a plurality of high tenacity warp elongate bodies interwoven and bonded with a plurality of transversely disposed, high tenacity weft elongate bodies, composite articles formed therefrom, and to a continuous process for forming the composite articles.

Claims (6)

1. A woven fabric comprising a plurality of warp elongate bodies interwoven and bonded with a plurality of transversely disposed weft elongate bodies, said warp elongate bodies and weft elongate bodies each comprising thermoplastic high tenacity elongate bodies having a tenacity of at least about 14 g/denier and a tensile modulus of at least about 300 g/denier, wherein immediately adjacent warp elongate bodies are spaced apart from each other by a distance equivalent to at least about 10% of the width of the warp elongate bodies and immediately adjacent weft elongate bodies are spaced apart from each other by a distance equivalent to at least about 10% of the width of the weft elongate bodies, wherein gaps are between the immediately adjacent warp elongate bodies and between the immediately adjacent weft elongate bodies.

2. The woven fabric of claim 1 wherein gaps are between the immediately adjacent warp elongate bodies and between the immediately adjacent weft elongate bodies, wherein the immediately adjacent high tenacity warp elongate bodies are spaced apart from each other at their nearest longitudinal edges by more than 1 mm, and the immediately adjacent high tenacity weft elongate bodies are spaced apart from each other at their nearest longitudinal edges by more than 1 mm.

3. The woven fabric of claim 1 wherein gaps are between the immediately adjacent warp elongate bodies and between the immediately adjacent weft elongate bodies, and wherein said high tenacity warp elongate bodies comprise untwisted fibrous elongate bodies and said high tenacity weft elongate bodies comprise untwisted fibrous elongate bodies are thermally bonded to each other without an adhesive coating.

4. The woven fabric of claim 1 wherein gaps are between the immediately adjacent warp elongate bodies and between the immediately adjacent weft elongate bodies, wherein said high tenacity warp elongate bodies and said high tenacity weft elongate bodies intersect and are thermally bonded to each other at their points of intersection without an adhesive coating, and wherein each comprises multifilament, ultra-high molecular weight polyethylene polymeric tapes having a cross-sectional aspect ratio of at least about 3:1 and having a width of at least about 2.5 mm, or from at least about 2.5 mm to about 50 mm.

5. The woven fabric of claim 4 wherein gaps are between the immediately adjacent warp elongate bodies and between the immediately adjacent weft elongate bodies, and wherein said high tenacity warp elongate bodies and said high tenacity weft elongate bodies each have a denier of at least about 1300 and are resin-free.

6. The woven fabric of claim 1 wherein gaps are between the immediately adjacent warp elongate bodies and between the immediately adjacent weft elongate bodies, and wherein binding warp elongate bodies are interwoven in the warp direction, said binding warp elongate bodies being positioned in the gaps between immediately adjacent high tenacity warp elongate bodies and/or wherein binding weft elongate bodies are interwoven in the weft direction, said binding weft elongate bodies being positioned in the gaps between immediately adjacent high tenacity weft elongate bodies, wherein said binding warp elongate bodies and said binding weft elongate bodies each at least partially comprise a thermoplastic polymer having a melting temperature that is below a melting temperature of the high tenacity elongate bodies.

Assignments (2)
SECURITY INTEREST Recorded Jan 12, 2026
From: SOLSTICE ADVANCED MATERIALS US, INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 074569/0260 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 22, 2013
From: TAM, THOMAS; BOONE, MARK BENJAMIN; BHATNAGAR, ASHOK
To: HONEYWELL INTERNATIONAL INC.
Reel/Frame 030261/0639 →