The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 31, 2020

Filed:

Apr. 04, 2017
Applicant:

Honeywell International Inc., Morris Plains, NJ (US);

Inventors:

Ashok Bhatnagar, Richmond, VA (US);

Tyler Bartelt, Chesterfield, VA (US);

Henry Gerard Ardiff, Chesterfield, VA (US);

Gary Kratzer, Midlothian, VA (US);

David A. Hurst, Richmond, VA (US);

Lori L. Wagner, Richmond, VA (US);

Assignee:

HONEYWELL INTERNATIONAL INC., Morris Plains, NJ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F41H 1/02 (2006.01); F41H 5/04 (2006.01); B32B 7/12 (2006.01); B32B 5/14 (2006.01); B32B 3/26 (2006.01); B32B 5/26 (2006.01); B29B 15/12 (2006.01); B29C 70/50 (2006.01); B32B 5/02 (2006.01); B32B 5/12 (2006.01); B32B 27/08 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
F41H 1/02 (2013.01); B29B 15/12 (2013.01); B29C 70/506 (2013.01); B32B 3/26 (2013.01); B32B 5/022 (2013.01); B32B 5/12 (2013.01); B32B 5/142 (2013.01); B32B 5/26 (2013.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); F41H 5/0478 (2013.01); F41H 5/0485 (2013.01); B29L 2031/768 (2013.01); B32B 2250/20 (2013.01); B32B 2255/02 (2013.01); B32B 2255/26 (2013.01); B32B 2262/0223 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/0269 (2013.01); B32B 2262/0276 (2013.01); B32B 2262/0284 (2013.01); B32B 2262/101 (2013.01); B32B 2307/514 (2013.01); B32B 2307/54 (2013.01); B32B 2307/718 (2013.01); B32B 2571/02 (2013.01);
Abstract

Ballistic resistant composite materials having high positive buoyancy in water are provided. More particularly, provided are foam-free, buoyant composite materials fabricated using dry processing techniques. The materials comprise fibrous plies that are partially coated with a particulate binder that is thermopressed to transform a portion of the binder into raised, discontinuous patches bonded to fiber/tape surfaces, while another portion of the particulate binder remains on the fibers/tapes as unmelted particles. The presence of the unmelted binder particles maintains empty spaces within the composite materials which increases the positive buoyancy of the composites in water.


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