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John T Hartness, Guo Feng Xu: Resin composition, a fiber reinforced material having a partially impregnated resin and composites made therefrom. Cytec Technology, Fitzpatrick Cella Harper & Scinto, October 31, 2000: US06139942 (48 worldwide citation)

A partially impregnated preform employs a fiber layer partially impregnated with a resin to form a fiber reinforced resin composite. The fiber layer of the partially impregnated preform is formed of a plurality of parallel oriented tows, each tow formed of a plurality of unidirectional reinforcement ...


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John T Hartness, Guo Feng Xu: Resin composition, a fiber reinforced material having a partially impregnated resin and composites made therefrom. Cytec Technology, Fran S Wasserman, May 20, 2003: US06565944 (12 worldwide citation)

A partially impregnated preform employs a fiber layer partially impregnated with a resin to form a fiber reinforced resin composite. The fiber layer of the partially impregnated preform is formed of a plurality of parallel oriented tows, each tow formed of a plurality of unidirectional reinforcement ...


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