Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1985-02-26
1987-07-14
Bell, James J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
174209, 428240, 428242, 428244, 428246, 428260, 428251, 428280, 428281, 428282, 428283, 428284, 428285, 428413, 428418, 428421, 428422, 428457, 4284735, 428901, B32B 516
Patent
active
046802207
ABSTRACT:
Dielectric materials having low dielectric constant are provided, the materials comprising fabrics impregnated with thermosetting resins, at least a portion of the fibers in the fabrics being fluorocarbon fibers. Also provided is a method of manufacture of these dielectric materials. The dielectric materials are useful in the fabrication of multilayer printed circuit boards.
REFERENCES:
patent: 4241132 (1980-12-01), Pratt et al.
Bell James J.
W. L. Gore & Associates, Inc.
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