1
Sheldon Kavesh, Dusan C Prevorsek: High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Roy H Massengill, November 1, 1983: US04413110 (303 worldwide citation)

Solutions of ultrahigh molecular weight polymers such as polyethylene in a relatively non-volatile solvent are extruded through an aperture at constant concentration through the aperture and cooled to form a first gel of indefinite length. The first gels are extracted with a volatile solvent to form ...


2
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant composite article. Allied Corporation, Gus T Hampilos, Gerhard H Fuchs, November 18, 1986: US04623574 (153 worldwide citation)

The present invention provides an improved, ballistic-resistant composite article of manufacture which comprises a network of high strength 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 subst ...


3
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant article. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Roy H Massengill, September 6, 1983: US04403012 (139 worldwide citation)

Articles such as vests, helmets and structural elements containing a network of ultrahigh molecular weight, high strength, high modulus polyethylene or polypropylene fibers. The fibers, and especially polyethylene fibers of 15, 20, 25, 30 or more g/denier tenacity, and 300, 500, 1000, 1500 or more g ...


4
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Ballistic-resistant article. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, Kenneth E Stroup, July 3, 1984: US04457985 (137 worldwide citation)

Articles such as vests, helmets and structural elements containing a network of ultrahigh molecular weight, high strength, high modulus polyethylene or polypropylene fibers. The fibers, and especially polyethylene fibers of 15, 20, 25, 30 or more g/denier tenacity, and 300, 500, 1,000, 1,500 or more ...


5
Sheldon Kavesh, Dusan C Prevorsek: Producing high tenacity, high modulus crystalline article such as fiber or film. Allied Corporation, Gus T Hampilos, Gerhard H Fuchs, Alan M Doernberg, November 5, 1985: US04551296 (122 worldwide citation)

Solutions of ultrahigh molecular weight polymers such as polyethylene in a relatively non-volatile solvent are extruded through an aperture at constant concentration through the aperture and cooled to form a first gel of indefinite length. The first gels are extracted with a volatile solvent to form ...


6
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Ballistic-resistant composite article. Allied Corporation, Richard A Negin, Gerhard Fuchs, May 31, 1988: US04748064 (98 worldwide citation)

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 a ...


7
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Complex composite article having improved impact resistance. Allied Corporation, Richard A Negin, Gerhard Fuchs, April 12, 1988: US04737402 (95 worldwide citation)

The present invention provides an improved, complex composite article of manufacture which comprises a network of high strength fibers having a tensile modulus of at least about 160 grams/denier and a tenacity of at least about 7 g/denier. An elastomeric material substantially coats each of the indi ...


8
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Ballistic-resistant fabric article. Allied Corporation, Gus T Hampilos, Gerhard H Fuchs, March 17, 1987: US04650710 (91 worldwide citation)

The present invention provides an improved fabric which comprises at least one network of fibers selected from the group consisting of extended chain polyethylene (ECPE) extended chain polypropylene (ECPP) fibers, extended chain polyvinyl alcohol fibers and extended chain polyacrylonitrile fibers. A ...


9
Gary A Harpell, Igor Palley, Sheldon Kavesh, Dusan C Prevorsek: Ballistic-resistant fine weave fabric article. Allied Corporation, Richard A Negin, Gerhard Fuchs, April 12, 1988: US04737401 (74 worldwide citation)

The present invention provides an improved article of manufacture which comprises at least one network of high strength, extended chain fiber or yarn selected from the group consisting of extended chain polyethylene (ECPE) extended chain polypropylene (ECPP) fibers, extended chain polyvinyl alcohol ...


10
Gary A Harpell, Sheldon Kavesh, Igor Palley, Dusan C Prevorsek: Composite containing polyolefin fiber and polyolefin polymer matrix. Allied Corporation, Alan M Doernberg, Gerhard H Fuchs, February 26, 1985: US04501856 (70 worldwide citation)

A composite containing a network of ultrahigh molecular weight polyethylene or polypropylene fibers of high tenacity and modulus and a matrix which has ethylene or propylene crystallinity, e.g. polyethylene, polypropylene or copolymers. The composite can be formed by heating the matrix to its meltin ...