Double-component conductive ink and preparing method thereof
A conductive ink and two-component technology, which is applied in the field of two-component conductive ink and its preparation, can solve the problems of conductive ink preparation process and long preparation cycle, so as to facilitate production operation and production cost control, reduce production cost, Improve the effect of printing thickness
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Embodiment 1
[0024] A two-component conductive ink, comprising the following components in parts by mass: 6-30 parts of conductive filler, 6-15 parts of resin, 0.5-1.5 parts of dispersant, 1-5 parts of auxiliary agent, 48.5-85 parts of solvent part; wherein, the conductive filler includes component one and component two mixed together, the component one is graphene, and the component two is one of graphite, carbon black, carbon fiber, carbon nanotube Or a mixture of several, the mass ratio of the first component to the second component is 1:0.2-8.
[0025] The resin is one or more of epoxy resin, polyamide resin, ethyl cellulose, acrylic resin, polyurethane resin, unsaturated polyester resin, cellulose acetate propionate, cellulose acetate butyrate .
[0026] The dispersant is polyethylene wax dispersant, BYK-163 dispersant or BYK-110 dispersant.
[0027] The auxiliary agent is one or a mixture of stabilizers, defoamers, thixotropic agents and curing agents.
[0028] Described solvent i...
Embodiment 2
[0034] A two-component conductive ink, including the following components in parts by mass: 6 parts of two-component conductive filler composed of graphene and graphite in a mass ratio of 1:0.2, 6 parts of epoxy resin, BYK-110 0.5 parts of dispersant, 2.5 parts of mixing aids composed of stabilizer, curing agent and thixotropic agent in a mass ratio of 0.5:1:0.5, composed of terpineol, diethylene glycol butyl ether acetate and diethylene glycol 85 parts of mixed solvents composed of butyl ether in a mass ratio of 2:2:5.
[0035] The present invention also provides a kind of preparation method of two-component conductive ink, and it comprises the steps:
[0036] (1) Take part of the solvent, first heat the solvent to 60 degrees, and then add the resin under the condition of stirring, after the resin is completely dissolved, a transparent binder is obtained;
[0037] (2) Add binders, conductive fillers, additives, dispersants and remaining solvents into the ball mill, the diame...
Embodiment 3
[0040] A two-component conductive ink, including the following components in parts by mass: 30 parts of two-component conductive filler composed of graphene and carbon black in a mass ratio of 1:8, 15 parts of epoxy resin, BYK- 1.5 parts of 110 dispersant, 5 parts of mixing aid composed of stabilizer, curing agent and defoamer in a mass ratio of 0.5:1:0.5, composed of terpineol, diethylene glycol butyl ether acetate and n-butyl acetate 48.5 parts of a mixed solvent composed of esters in a mass ratio of 2:2:5.
[0041] The present invention also provides a kind of preparation method of two-component conductive ink, and it comprises the steps:
[0042] (1) Take part of the solvent, first heat the solvent to 60 degrees, and then add the resin under the condition of stirring, after the resin is completely dissolved, a transparent binder is obtained;
[0043] (2) Add binders, conductive fillers, additives, dispersants and remaining solvents into the ball mill, the diameter of the ...
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