1
Kwok W Lem, Hong B Chin, Young D Kwon, Dusan C Prevorsek, Hsin L Li: Flame resistant ballistic composite. Allied Signal, R C Stewart II, G H Fuchs, D L Webster, December 1, 1992: US05167876 (92 worldwide citation)

This invention relates to a fire retardant compound comprising at least one fibrous layer comprising a network of fibers such as high strength polyethylene or aramid fibers in a matrix such as a blend of a vinyl ester and a polyurethane, and a fire retardant layer comprised of a particulate fire ret ...


2
Hsin L Li, Young D Kwon, Kwok W Lem, Dusan C Prevorsek: Constructions having improved penetration resistance. AlliedSignal, Renee J Rymarz, Melanie L Brown, January 7, 1997: US05591933 (77 worldwide citation)

A rigid improved penetration resistant composite of the type comprising a plurality of fibrous layers comprising network of fibers in a polymeric matrix selected from the group consisting of thermoplastic polymers, thermosetting resins or a combination thereof, at least two of said layers secured to ...


3
George J Schmitt, Dusan C Prevorsek, Hong B Chin, Kwok W Lem: Curable phenolic and polyamide blends. Allied Signal, Richard C Stewart, Gerhard H Fuchs, July 4, 1989: US04845162 (51 worldwide citation)

The present invention relates to a composition comprising a phenolic resin, as for example phenol formaldehyde, an active hydrogen containing polymer as for example a polyamide, and a curing agent, such as a polyepoxide.


4
Dusan C Prevorsek, Kwok W Lem, Hsin L Li, Young D Kwon: Constructions having improved penetration resistance. AlliedSignal, Melanie L Brown, Renee J Rymarz, August 13, 1996: US05545455 (39 worldwide citation)

An improved rigid composite of the type comprising a plurality of fibrous layers at least two of which are secured together by a securing means, said improvements comprising a securing means which comprises at least two adjacent paths.


5
Kwok W Lem, John W Lokerson, Young D Kwon: Composition for use in friction materials and articles formed therefrom. AlliedSignal, Michele G Mangini, Roger H Criss, Ernest D Buff, November 19, 1996: US05576358 (23 worldwide citation)

A composition containing a matrix, a fiber, a filler; and a friction modifier; wherein an effective amount of at least one of said components selected from the group consisting of fiber, filler, friction modifier and combinations thereof are cure promoting compounds having an effective aspect ratio ...


6
Dusan C Prevorsek, Kwok W Lem, Hong B Chin: Composites of thermoplastic and thermoplastic polymers having therein short fibers derived from anisotropic polymers. Allied Signal, D L Webster, G H Fuchs, R C Stewart II, July 6, 1993: US05225489 (20 worldwide citation)

This invention relates to mixtures of short fibers of varying lengths, diameters and aspect ratios composed of an anisotropic polymer, to compositions containing said fibers and one or more thermoplastic or thermoset resins, and to a process for forming said mixtures.


7
Dusan C Prevorsek, Kwok W Lem, Hong B Chin: Short fibers composed of antisotropic polymers and composites of thermoplastic and/or thermoset resins and such fibers. Allied Signal, Richard C Stewart, Gerhard H Fuchs, December 25, 1990: US04980232 (9 worldwide citation)

This invention relates to mixtures of short fibers of varying lengths, diameters and aspect ratios composed of an anisotropic polymer, to compositions containing said fibers and one or more thermoplastic or thermoset resins, and to a process for forming said mixtures.


8
Dusan C Prevorsek, Kwok W Lem, Hong B Chin: Method of forming short fibers composed of anisotropic polymers. Allied Signal, Darryl L Webster, Richard C Stewart II, Gerhard H Fuchs, April 14, 1992: US05104599 (8 worldwide citation)

A process for forming mixtures of short fibers of varying lengths, diameters and aspect ratios composed of an anisotropic polymer.