Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1993-01-15
1998-08-04
Thomas, Alexander
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428290, 428294, 428327, 428332, 428902, B32B 530, B32B 516, B32B 528
Patent
active
057890730
ABSTRACT:
Tough laminated composite material which comprise (A) long reinforcing fibers, (B) a matrix resin mixed with the long reinforcing fibers and (C1) a resin, preferably in the form of fine resin particles, forming a phase separate from said matrix resin which is localized in inter-layer zones, wherein 90% or more of said resin (C1) is localized in inter-layer zones and/or wherein the border length factor in the inter-layer zones is 2.5 or more and prepregs used to form the composite materials.
REFERENCES:
patent: 4863787 (1989-09-01), Gawin
patent: 4957801 (1990-09-01), Maranci et al.
patent: 5028478 (1991-07-01), Odagiri et al.
Kishi Hajime
Matsusaki Akimitsu
Nakae Takeji
Odagiri Nobuyuki
Suzue Shigeru
Thomas Alexander
Toray Industries Inc.
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