摘要:
The circuit connecting material of the invention is situated between mutually opposing circuit electrodes, and provides electrical connection between the electrodes in the pressing direction when the mutually opposing circuit electrodes are pressed, the circuit connecting material comprising anisotropic conductive particles wherein conductive fine particles are dispersed in an organic insulating material.
摘要:
The circuit-connecting material of the invention is a circuit-connecting material for connection between a first circuit member having a first circuit electrode formed on the main side of a first board, and a second circuit member having a second circuit electrode formed on the main side of a second board, with the first circuit electrode and the second circuit electrode laid facing each other, the circuit-connecting material comprising a film-forming material, a curing agent that generates free radicals upon heating, a radical-polymerizing substance, an isocyanate group-containing compound and a ketimine group-containing compound represented by the following general formula (I), wherein the isocyanate group-containing compound content is 0.1-5 parts by weight and the ketimine group-containing compound content is 0.1-5 parts by weight with respect to 100 parts by weight as the total of the film-forming material and radical-polymerizing substance. Wherein R represents an organic group, R 1 and R 2 each represent a C1-C4 monovalent aliphatic hydrocarbon group, and R 1 and R 2 may be linked together to form a cycloalkyl group.
摘要:
The bonding-material reel according to the present invention includes a tape for circuit connection having a tape-shaped base material and an adhesive layer formed on one surface of the base material, and a core around which the tape for circuit connection is wound, wherein the tape for circuit connection has an end tape which has been bonded to the terminal end, a region in which the adhesive layer is not formed over at least one reel length of the core toward the start end of the tape for circuit connection from the terminal end thereof, and a cover tape which is provided so as to cover the region.
摘要:
A circuit connection material 10 comprising an adhesive composition 11 and conductive particles 12, wherein the conductive particles 12 are conductive particles 12 with protrusions 14 comprising one or more metal layers 22 on a core 21, with the metal layer 22 being formed on at least surfaces of the protrusions 14 and the metal layer 22 being composed of nickel or a nickel alloy, and compression modulus of the conductive particles 12 under 20% compression is 100-800 kgf/mm 2 .
摘要:
A circuit-connecting material for electrical connection of two circuit members with circuit electrodes formed thereon, with the circuit electrodes opposing, wherein the circuit-connecting material comprises an adhesive composition and conductive particles, and the conductive particles are conductive particles having a plurality of protrusions on the surface and consisting of a core made of an organic high molecular compound covered with a metal layer composed of nickel or a nickel alloy, the mean particle size of the core being 1-4 µm and the thickness of the metal layer being 65-125 nm.