Stock material or miscellaneous articles – Structurally defined web or sheet – Including grain – strips – or filamentary elements in...
Patent
1985-12-09
1988-05-31
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including grain, strips, or filamentary elements in...
428114, 428229, 428232, 428245, 428255, 428260, 428263, 428284, 428294, 428295, 428902, B32B 512
Patent
active
047480645
ABSTRACT:
The present invention provides an improved, composite article of manufacture which comprises a network of fibers having a tensile modulus of at least about 500 grams/denier and an energy-to-break of at least about 22 Joules/gram. An elastomeric matrix material having a tensile modulus of less than about 6,000 psi, measured at 25.degree. C.
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patent: 4422998 (1984-01-01), Hawkinson
patent: 4457985 (1984-04-01), Harpell et al.
patent: 4623574 (1986-11-01), Harpell et al.
R. C. Laible, F. Figucia "The Application of High-Modulus Fibers to Ballistic Protection", J. Macromol. Sci. Chem., a7(1), pp. 295-322, (1973).
A. L. Alesi et al., "New Materials and Construction for Improved Helmets", NTIS Publication, AD-AO18 958.
A. L. Lastnik et al., "The Effect of Resin Concentration and Laminating Pressures on Kevlar Fabric Bonded with a Modified Phenolic Resin, Technical Report, NATICK/TR-84/030, Jun. 8, 1984.
Harpell Gary A.
Kavesh Sheldon
Palley Igor
Prevorsek Dusan C.
Allied Corporation
Bell James J.
Fuchs Gerhard
Negin Richard A.
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