METHOD FOR MANUFACTURE OF MULTILAYER CONSTRUCTION AND PRINTED CIRCUIT BOARD SUBSTRATE BASED ON MULTILAYER CONSTRUCTION Russian patent published in 1999 - IPC

Abstract RU 2139792 C1

FIELD: production of multilayer constructions. SUBSTANCE: method involves impregnating fibers with resin melt, which is hardened at temperature below predetermined value, when it is in unhardened state; providing hardening of composite before or after lamination stage; impregnating by applying hard resin onto process tape; laying fibers on resin and heating resin for obtaining resin melt. EFFECT: intensified method and improved quality of multilayer construction by improved impregnation process. 22 cl, 1 dwg

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RU 2 139 792 C1

Authors

Ehrik Middelman

Dates

1999-10-20—Published

1995-01-25—Filed