Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1993-09-15
1995-06-20
Withers, James D.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
156 732, 156155, 156166, 156209, 428294, 428296, 428297, 428373, B32B 2714, B32B 3116, D04H 104
Patent
active
054259819
ABSTRACT:
There is described a tape comprising unidirectionally oriented reinforcing and thermoplastic fibers composed of yarns of reinforcing and/or thermoplastic fibers, the yarn density being about 5 to 20 yarns/cm of width and the yarns having a linear density of about 1000 to 3000 dtex, the matrix fibers having been locally incipiently or completely melted on at least one of the tape surfaces to form consolidation points. The tape is suitable as a starting material for producing composite materials.
Bruning Hans-Joachim
Jacob Ingolf
Hoechst Aktiengesellschaft
Withers James D.
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