Ballistic resistant article with thermoset polyurethane matrix
US11073360B2 · kind B2 · utility
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6References
13Claims
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Key dates
| Filing date | Feb 15, 2018 |
| Grant date | Jul 27, 2021 |
| Priority date | — |
| Expiry date | Feb 15, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2571/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A ballistic resistant article includes a first layer that has first unidirectional fibers disposed in a first polymer matrix. The first polymer matrix is composed of a thermoset polyurethane. A second layer is laminated to the first layer. The second layer includes second unidirectional fibers disposed in a second polymer matrix. The second unidirectional fibers are cross-oriented with respect to the first unidirectional fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.