Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1992-07-14
1994-02-22
Ryan, Patrick J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428901, 428201, 428202, 428416, 428457, 4284735, 174250, 174254, 361750, 361751, 361792, B32B 0300
Patent
active
052885429
ABSTRACT:
A composite for providing a rigid-flexible circuit board includes at least one core that contains a dielectric substrate and at least one conductive layer thereon; at least one sub-composite that includes a polyimide and a rigid dielectric substrate; a release layer; at least one rigid bonding layer and a second conductive layer. The composite is used in the fabrication of a rigid-flexible circuit board.
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IBM Disclosure Bulletin vol. 28, No. 12, May 1986.
Cibulsky Michael J.
Papathomas Konstantinos I.
Summa William J.
Wang David W.
Zippetelli Patrick R.
International Business Machines - Corporation
Macholl Marie R.
Ryan Patrick J.
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