Adhesive of flexible printed circuit
The present invention discloses an adhesive for use of flexible printed circuits, comprising the following components: (a) an epoxy; (b) a catalyst with a weight proportion to the epoxy from 1:5 to 10:1, having a structure of one of the following general formulas, wherein, E is sulfur, nitrogen, or...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The present invention discloses an adhesive for use of flexible printed circuits, comprising the following components: (a) an epoxy; (b) a catalyst with a weight proportion to the epoxy from 1:5 to 10:1, having a structure of one of the following general formulas, wherein, E is sulfur, nitrogen, or phosphorus; Ar is aromatic rign; R1 is substituted or unsubstituted univalent alkyl, hydroxyl, alkoxyl, nitro group, cyanogen, or halogen; R2 and R3 are respectively hydrogen atom or methyl; R4 is substituted or unsubstituted univalent alkyl; R5 is substituted or unsubstituted pyrrolidine onium a is an integer from 0 to 2; b is an integer of 2 or 3; (c) a carboxyl terminated butadiene acrylonitrile with a weight proportion to the epoxy from 1:5 to 10:1; and (d) an inorganic filler with a weight proportion to the epoxy from 1:2 to 2:1. |
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