Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1991-12-05
1996-05-07
Ahmad, Nasser
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428209, 4284111, 428419, 428435, 428457, 428458, 428461, 4284735, 428901, B32B 300
Patent
active
055144497
ABSTRACT:
An interconnect substrate comprising a metal-polymer composite incorporating microelectronic circuitry, which interconnect substrate is characterized by the feature that the polymer comprises alternating layers of thermoset and thermoplastic resins, said thermoplastic resins being resistant to the highest temperature to which the interconnect substrate may be heated, said thermoset resins being selected from the group consisting of bismaleimides, thermosetting polyimides, benzocyclobutenes and cyanate esters, said thermoplastic resin being selected from the group consisting of preimidized polyetherimides, and polyesters including polyacrylates, polyamides, polyvinylacetals, and phenoxy resins, said substrate having a durable base.
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Dado Gregory P.
Tingerthal Jeanne M.
Ahmad Nasser
Griswold Gary L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Neaveill Darla P.
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