Water-based organic nano ink applied to organic thin-film device and preparation method thereof
An organic thin film and nano ink technology, applied in the field of water-based organic nano ink and its preparation, can solve the problems of agglomeration of nano silver ion particles, reduce the use of protective agents, etc., achieve high specific surface area, enhance thermal stability, and facilitate absorption and scattering effects
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Embodiment 1
[0031] A preparation method of a water-based organic nano-ink applied to an organic thin film device, comprising the following steps:
[0032] (1) Mix 50g of silver neodecanoate, 1g of block copolymer P123, 100g of tetraethyl orthosilicate, 6g of hydrazine hydrate, 250g of xylene and 250g of ethanol, then place the mixed solution at 24°C for constant magnetic stirring, and use Adjust the pH of the mixed solution with oxalic acid solution until the pH of the mixture is between 3-4, continue to stir for 0.5h, carry out hydrothermal reaction for 24h after the stirring is completed, and sinter at 300°C for 50min after the completion of the reaction to obtain silver-containing porous nano-SiO 2 ;
[0033] (2) in 300mlN, add the porous nanometer SiO of 100g step (1) gained in N dimethyl formamide 2 and 120g of toluene diisocyanate, the mixed solution was placed in a nitrogen atmosphere, and modified at 70°C for 3 hours. After the treatment, the solvent was removed by centrifugation...
Embodiment 2
[0039] A preparation method of a water-based organic nano-ink applied to an organic thin film device, comprising the following steps:
[0040] (1) Mix 60g of silver neodecanoate, 1g of block copolymer P123, 100g of orthosilicate ethyl ester, 6g of hydrazine hydrate, 250g of xylene and 250g of ethanol, then place the mixed solution under constant temperature magnetic stirring at 24°C, and use Adjust the pH of the mixed solution with oxalic acid solution until the pH of the mixture is between 3-4, continue to stir for 0.5h, carry out hydrothermal reaction for 24h after the stirring is completed, and sinter at 300°C for 50min after the completion of the reaction to obtain silver-containing porous nano-SiO 2 ;
[0041] (2) in N, N dimethyl formamide, add the porous nanometer SiO of 100g step (1) gained 2 and 130 g of toluene diisocyanate, the mixed solution was placed in a nitrogen atmosphere, modified at 80 ° C for 4 hours, after the treatment was completed, the solvent was remo...
Embodiment 3
[0047] A preparation method of a water-based organic nano-ink applied to an organic thin film device, comprising the following steps:
[0048] (1) Mix 70g of silver neodecanoate, 1g of block copolymer P123, 100g of orthosilicate ethyl ester, 6g of hydrazine hydrate, 250g of xylene and 250g of ethanol, then place the mixed solution under constant temperature magnetic stirring at 24°C, and use Adjust the pH of the mixed solution with oxalic acid solution until the pH of the mixture is between 3-4, continue to stir for 0.5h, carry out hydrothermal reaction for 24h after the stirring is completed, and sinter at 300°C for 50min after the completion of the reaction to obtain silver-containing porous nano-SiO 2 ;
[0049] (2) in N, N dimethyl formamide, add the porous nanometer SiO of 100g step (1) gained 2 and 145g of toluene diisocyanate, the mixed solution was placed in a nitrogen atmosphere, and modified at 80°C for 5h. After the treatment was completed, the solvent was removed ...
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