Oswald Hendrikus J, Prevorsek Dusan C, Koch Paul J, Segal Leon: Shapable fiber-reinforced low molecular weight polyethylene terephthalate. Allied Chemical Corporation, October 16, 1973: US3765998 (38 worldwide citation)

Glass fiber-reinforced thermoplastic polymer composite sheets are formed using semicrystalline polymers that have their glass transition temperature above room temperature and may be cold formed, i.e., shaped in a cold mold when preheated outside the mold. Glass-reinforced low molecular weight polye ...

Harpell Gary A, Kavesh Sheldon, Palley Igor, Prevorsek Dusan C: Consolidation of polyethylene fibrous networks.. Allied, August 29, 1984: EP0116845-A2 (25 worldwide citation)

High performance (high tenacity and modulus) polyethylene fibers are subjected to pressure at elevated temperatures in the absence of a matrix to form articles such as non-woven fabrics and film-like structures, which may be translucent or even transparent. Good fiber adhesion and even fiber deforma ...

Li Hsin L C O Allied Signal In, Kwon Young D C O Allied Signal, Lem Kwok W C O Allied Signal I, Prevorsek Dusan C C O Allied S: Ballistic resistant composite armour.. Allied Signal, December 8, 1993: EP0572965-A1 (15 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 ...

Li Hsin L C O Allied Signal In, Prevorsek Dusan C C O Allied S, Bhatnagar Ashok C O Allied Sig, Chang Heh Won C O Allied Signa: Impact resistant helmet.. Allied Signal, March 9, 1994: EP0585793-A1 (6 worldwide citation)

A penetration resistant article of manufacture having at least one surface defined by a plurality of points at least two of said points located in different horizontal planes, said article comprisng a plurality of prepreg packets each comprising at least two prepreg layers wherein said layers are co ...

Kesten Yali, Prevorsek Dusan C: Polyester-carbonates containing bisphenol-a and trans-1,4-cyclohexane dicarboxylic acid moieties and process for production thereof.. Allied Chem, January 23, 1980: EP0006965-A1 (5 worldwide citation)

This invention relates to novel polyestercarbonate copolymers in which bisphenol-A and trans-1,4-cyclohexane dicarboxylic acid moieties are linked by ester and carbonate links, optionally including other dibasic acid moieties, especially terephthalic and/or isophthalic moieties, in no greater molar ...

Lamb George E R, Prevorsek Dusan C, Oswald Hendrikus J: Method of imparting wrinkle resistance to fabrics. Allied Chemical Corporation, January 11, 1972: US3634163 (5 worldwide citation)

A yarn structure is provided that imparts improved wrinkle resistance in fabrics produced therefrom. The yarn is composed of plurality of filaments or strands that are intermittently connected or fused by an essentially permanent bond, i.e., analogous to spot welding, along their lengths. The approp ...

Kwon Young D, Kavesh Sheldon, Prevorsek Dusan C: High tenacity and modulus polyacrylonitrile fiber and method.. Allied, June 19, 1985: EP0144793-A2 (2 worldwide citation)

Polyacrylonitrile (PAN) fibers are prepared by forming a 2-15 weight % solution of PAN of Mw at least 500,000, extruding, cooling to below the gel temperature, extracting and drying. At least one of the gel fiber, the fiber containing extraction solvent and the dried gel is stretched. The product PA ...

Prevorsek Dusan C, Lamb George E R, Thiruvillakkat Krishnan, Oswald Hendrikus J: Method of making latently crimpable yarn from polyblend and product. Allied Chemical Corporation, September 14, 1971: US3604196 (1 worldwide citation)

A multifilament fine denier latently crimpable yarn from a polymeric blend of incompatible thermoplastic polymers such as a polycaproamide/polyethylene terephthalate and/or polypropylene blend; and process of producing it. The process involves subjecting a monofil, film or tape of the polymer blend, ...

Harpell Gary A, Prevorsek Dusan C, Cunningham David C: Fabric based articles having improved penetration resistance.. Allied Signal, September 8, 1993: EP0558626-A1 (1 worldwide citation)

An improved article of the type comprising a plurality of flexible fibrous layers (12a-12j) at least two of which are secured together by stitches (14) formed from relatively high tenacity and high tensile modulus yarns.

Harpell Gary A, Prevorsek Dusan C: Three dimensional fiber structures having improved penetration resistance.. Allied Signal, August 11, 1993: EP0554312-A1 (1 worldwide citation)

Penetration resistant article of the type comprising one or more flexible fibrous layers wherein the fibers in each layer are arranged parallel or substantially parallel to one another along a common fiber direction with fibers in adjacent layers aligned at an angle with respect to the longitudinal ...