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A kind of inkjet printing ink containing modified conductive hydrogel and its preparation method and application

A conductive hydrogel and inkjet printing technology, which is applied in dyeing, textiles and papermaking, etc., can solve the problems of poor stability, achieve good self-adhesiveness, improve dyeing rate, improve stability and service life

Active Publication Date: 2022-04-01
浙江海印数码科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

It can be seen from the above prior art that the hyperbranched modified nano conductive particles can significantly improve the conductivity of the inkjet printing ink, but it is difficult for the hyperbranched polymer in the hyperbranched modified nano conductive particles to form a bond with the nano conductive particles. strength, poor stability

Method used

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  • A kind of inkjet printing ink containing modified conductive hydrogel and its preparation method and application
  • A kind of inkjet printing ink containing modified conductive hydrogel and its preparation method and application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] (1) According to the mass ratio of silver nitrate, sodium citrate and ferrous sulfate is 5:25:8, add sodium citrate to silver nitrate solution, stir evenly, add ferrous sulfate reducing agent, at 15°C, 5000r / min speed, low temperature stirring reduction for 30min, separation and purification, to obtain nano-silver solution with a particle size of 5-10nm.

[0030] (2) Add the nano-silver solution into the active dye color paste, after mixing evenly, grind for 60min at a speed of 3000r / min in a sand mill, and filter through a filter paper with a pore size of 500nm to obtain a nano-silver-based metal pigment, wherein the nano-silver The silver content was 2.5 wt%.

[0031] (3) According to the molar ratio, premix 100mol of acrylic acid, 1.5mol of N,N'-methylenebisacrylamide, nano-silver-based metal pigment and dopamine-modified hyaluronic acid, wherein the nano-silver-based metal pigment The mass ratio with dopamine-modified hyaluronic acid is 2:1, add 5moL of ammonium pe...

Embodiment 2

[0035] (1) According to the mass ratio of silver nitrate, sodium citrate and ferrous sulfate is 5:30:10, add sodium citrate to silver nitrate solution, stir evenly, add ferrous sulfate reducing agent, at 20°C, 6000r / min speed, low temperature stirring reduction for 45min, separation and purification, to obtain a nano-silver solution with a particle size of 5-10nm.

[0036] (2) Add the nano-silver solution into the active dye color paste, after mixing evenly, grind for 90min at a speed of 4500r / min in a sand mill, and filter through a filter paper with a pore size of 1000nm to obtain a nano-silver-based metal pigment, wherein the nano-silver The content of silver was 5 wt%.

[0037](3) According to the molar ratio, premix 100mol of acrylic acid, 2moL of N,N'-methylenebisacrylamide, nano-silver-based metal pigment and dopamine-modified hyaluronic acid, wherein the nano-silver-based metal pigment and The mass ratio of dopamine-modified hyaluronic acid is 2:1, add 8moL of ammoniu...

Embodiment 3

[0041] (1) According to the mass ratio of silver nitrate, sodium citrate and ferrous sulfate is 5:28:9, add sodium citrate to silver nitrate solution, stir evenly, add ferrous sulfate reducing agent, at 18°C, 5500r / min speed of low temperature stirring reduction for 35min, separation and purification to obtain nano-silver solution with a particle size of 5-10nm.

[0042] (2) Add the nano-silver solution into the active dye color paste, after mixing evenly, grind for 75min at a speed of 4000r / min in a sand mill, and filter through a filter paper with a pore size of 800nm ​​to obtain a nano-silver-based metal pigment, wherein the nano-silver The silver content was 3.5 wt%.

[0043] (3) Premix 100mol of acrylic acid, 1.8mol of N,N'-methylenebisacrylamide, nano-silver-based metal pigment and dopamine-modified hyaluronic acid according to the molar ratio, wherein the nano-silver-based metal pigment The mass ratio of dopamine-modified hyaluronic acid is 2:1, adding 6moL of ammonium...

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Abstract

The invention provides a preparation method of inkjet printing ink containing modified conductive hydrogel and its application. Add sodium citrate to silver nitrate solution, stir evenly, add ferrous sulfate reducing agent, stir and reduce at low temperature, separate and purify , to obtain a nano-silver solution; add the nano-silver solution to the dye paste, mix it evenly, grind it through a sand mill, filter through filter paper, and obtain a nano-silver-based metal pigment; add acrylic acid, N,N'-methylenebisacrylamide , nano-silver-based metal pigment and dopamine-modified hyaluronic acid are premixed, ammonium persulfate initiator is added, and a low-temperature reaction is performed to obtain a metal-pigment-modified conductive hydrogel; nano-silver-based metal pigment is added to the metal-pigment modified hydrogel In the conductive hydrogel, add solvent, surfactant and water-soluble polymer compound, continue to stir evenly, and filter through filter paper to obtain inkjet printing ink containing modified conductive hydrogel, which is applied to the ink pretreated by sodium alginate solution cotton fabric.

Description

technical field [0001] The invention belongs to the technical field of textile inkjet, and in particular relates to an inkjet printing ink containing modified conductive hydrogel, a preparation method and application thereof. Background technique [0002] With the continuous development of textile technology, smart textiles are a typical representative of the expansion of textiles in the direction of functionalization and intelligence. They can sense environmental changes or stimuli by imitating life systems to change their own parameters in a timely manner, and obtain adaptability to the changing environment. Smart textiles. At present, smart textiles mainly include optical fibers, color-changing fibers, shape memory fibers, temperature-regulating fibers, selective antibacterial fibers, and conductive fibers. Performance, so smart textiles can have broad application prospects in the fields of communication, fashion, health care and nursing. [0003] Nano-conductive ink is...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D06P1/673D06P1/653D06P1/38D06P1/52D06P1/48D06P5/30D06P3/66
CPCD06P1/673D06P1/6533D06P1/38D06P1/5257D06P1/48D06P5/30D06P3/66
Inventor 宋水友宋丽娜
Owner 浙江海印数码科技有限公司