Laminate type materials for flexible circuits or...

Details Laminate type materials for flexible circuits or... Laminate type materials for flexible circuits or...

2005-07-12

2005-07-12

Jackson, Monique R. (Department: 1773)

Stock material or miscellaneous articles

Composite

Of metal

C428S473500, C428S910000

Reexamination Certificate

active

06916544

ABSTRACT:
A laminate having improved resistance to separation failure when incorporated into a flexible circuit structure. The laminate comprising a highly bondable polyimide and is preferably formed from a polyamic acid comprising a tetracarboxylic acid component, a diamine component, and 0.1 to 5.0 mole % of a dicarboxylic acid component, with respect to the tetracarboxylic acid component, and wherein the adhesive strength of the laminate is greater than 10 N/cm, and more preferably greater than 19 N/cm.

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