Preparation method of organic carrier containing cellulose nanocrystals and application of organic carrier in silver paste
An organic carrier, nanocrystal technology, applied in conductive materials dispersed in non-conductive inorganic materials, cable/conductor manufacturing, semiconductor devices, etc., can solve problems such as disconnection and collapse, achieve large filling factor, and improve electrical performance. , the effect of small series resistance
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[0031] Example 1
[0032] An organic carrier containing cellulose nanocrystals (CNC), including the following components by weight percentage: cellulose nanocrystal hydrogel 10%, organic solvent 72%, adjuvant 13.5%, resin 4.5%, see the specific formula composition Table 1 shows.
[0033] The preparation method is:
[0034] (1) According to the weight percentage shown in Table 1, the alcohol ester-12, diethylene glycol butyl ether acetate, tributyl citrate, diethylene glycol butyl ether, dibutyl phthalate, ethyl fiber After mixing cellulose (n=100), ethyl cellulose (n=300), polyamide wax, and oleic acid amide, heated to 180°C to dissolve, then cooled to room temperature to obtain conventional organic carrier 1;
[0035] (2) The conventional organic carrier and CNC are mixed in a weight ratio of 9:1, and the CNC organic carrier 1 is obtained after uniform stirring.
Example Embodiment
[0036] Example 2
[0037] An organic carrier containing cellulose nanocrystals (CNC), including the following components by weight percentage: cellulose nanocrystal hydrogel 20%, organic solvent 64%, adjuvant 12%, resin 4%, see the specific formula composition Table 1 shows.
[0038] The preparation method is:
[0039] (1) According to the weight percentage shown in Table 1, the alcohol ester-12, diethylene glycol butyl ether acetate, tributyl citrate, diethylene glycol butyl ether, dibutyl phthalate, ethyl fiber After mixing cellulose (n=100), ethyl cellulose (n=300), polyamide wax, and oleic acid amide, heated to 180°C to dissolve, then cooled to room temperature to obtain conventional organic carrier 1;
[0040] (2) The conventional organic carrier and CNC are mixed in a weight ratio of 8:2, and the CNC organic carrier 2 is obtained after uniform stirring.
Example Embodiment
[0041] Example 3
[0042] An organic carrier containing cellulose nanocrystals (CNC), including the following components by weight percentage: 30% cellulose nanocrystal hydrogel, 56% organic solvent, 10.5% additives, 3.5% resin, see the specific formula composition Table 1 shows.
[0043] The preparation method is:
[0044] (1) According to the weight percentage shown in Table 1, the alcohol ester-12, diethylene glycol butyl ether acetate, tributyl citrate, diethylene glycol butyl ether, dibutyl phthalate, ethyl fiber After mixing cellulose (n=100), ethyl cellulose (n=300), polyamide wax, and oleic acid amide, heat to 180°C to dissolve, then cool to room temperature to obtain conventional organic carrier 2;
[0045] (2) The conventional organic carrier and CNC are mixed in a weight ratio of 7:3, and the CNC organic carrier 3 is obtained after uniform stirring.
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