Anisotropic conductive sheet and preparation method thereof
An anisotropic conductive and sheet technology is applied in the field of anisotropic conductive sheet and its preparation, which can solve the problems of reduced reliability and inability to detect blind spots, and achieves the effects of improving reliability, uniform thickness and improving yield.
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Embodiment 1
[0041] Prepare each component material according to the formula of Example 1 in Table 1, and prepare according to the following method steps:
[0042] 1) 8.2 kg of solid silica gel with a Shore hardness of 50 degrees and 0.82 kg of liquid silica gel with a Shore hardness of 50 degrees were added to the mixer and mixed for 25 minutes to improve the plasticity of the silica gel 1;
[0043] 2) During the mixing process of 1), add 0.2kg of white carbon black and platinum vulcanizing agent, of which platinum vulcanizing agent A is 0.1kg, platinum vulcanizing agent B is 0.2kg, and the above raw materials are mixed evenly and formed for backup use;
[0044] 3) Mix 4kg of spherical conductive particles 3 and 4kg of insulating spherical particles 2, then add 24kg of silane coupling agent for mixing, then stir until the components are evenly mixed and dry for later use; usually use silane coupling agent The quality of the spherical conductive particles 3 and 3 times the total weight of...
Embodiment 2
[0048] Prepare each component material according to the formula of embodiment 2 in table 1, and prepare according to the following method steps:
[0049] 1) 9 kg of solid silica gel with a Shore hardness of 55 degrees and 1 kg of liquid silica gel with a Shore hardness of 55 degrees were added to the mixer and mixed for 27 minutes to improve the plasticity of the silica gel 1;
[0050] 2) During the mixing process of 1), add 0.3kg of white carbon black and platinum vulcanizing agent, of which platinum vulcanizing agent A is 0.17kg, platinum vulcanizing agent B is 0.33kg, and the above raw materials are mixed evenly and formed for backup use;
[0051] 3) Mix 4.3kg of spherical conductive particles 3 and 4.3kg of insulating spherical particles 2, then add 25.8kg of silane coupling agent for mixing, then stir until the components are evenly mixed and dry for later use; usually use silane The quality of the coupling agent is 3 times of the total weight of the spherical conductive...
Embodiment 3
[0055] Prepare each component material according to the formula of embodiment 3 in table 1, and prepare according to the following method steps:
[0056] 1) 9.3 kg of solid silica gel with a Shore hardness of 65 degrees and 0.9 kg of liquid silica gel with a Shore hardness of 57 degrees were added to the mixer and mixed for 30 minutes to improve the plasticity of the silica gel 1;
[0057] 2) During the mixing process of 1), add 0.45kg of white carbon black and platinum vulcanizing agent, of which platinum vulcanizing agent A is 0.2kg, and platinum vulcanizing agent B is 0.4kg. Mix the above raw materials evenly and form them for backup use;
[0058] 3) Mix 4.5kg of spherical conductive particles 3 and 4.5kg of insulating spherical particles 2, then add 27kg of silane coupling agent for mixing, then stir until the components are evenly mixed and dry for later use; usually use silane coupling agent The quality of the joint agent is 3 times of the total weight of the spherical ...
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Abstract
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