Cotton reactive printed fabric wax-printed-feel-like finishing agent and preparation method thereof
A technology of reactive printing and finishing agent, which is applied in the direction of improved handle fiber, fiber treatment, plant fiber, etc., can solve the problems of complicated recycling process, long process, and long production cycle, and achieve unique appearance and feel style, and fine cloth surface Moisturizing and increasing the coefficient of friction
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[0028] Another embodiment of the present invention also provides a preparation method for preparing the imitation wax printing handle finishing agent for cotton reactive printing fabrics involved in the present invention. The preparation method comprises the following steps: adding 1%-2.5% polyvinyl alcohol into 45%-53% pure water, raising the temperature to 90-96°C, and stirring for 30-60 minutes to dissolve the polyvinyl alcohol in The pure water is used to obtain the first mixed solution; the temperature is lowered to 80-86°C, and 1%-4% non-ionic emulsifier is added to the first mixed solution to obtain the second mixed solution; the condensing reflux is started to maintain the temperature At 80-86°C, add 45%-48% of mixed monomers and 0.02%-0.08% of initiator dropwise to the second mixed solution, and control the reaction temperature at 75-85°C for 2-5 hours After dripping, the temperature is raised to 85-91° C., kept warm for 30-90 minutes, and then lowered to room tempera...
Embodiment 1
[0032] A preparation method provided by this embodiment is used to prepare the imitation wax print hand feeling finishing agent for cotton reactive printing fabrics involved in the present invention, in terms of mass fraction, comprising the following steps: adding 1% polyvinyl alcohol 2088 to 52.98% In pure water, heat up to 90°C and stir for 30 minutes to completely dissolve polyvinyl alcohol 2088 in pure water; cool down to 80°C, add 1% fatty alcohol polyoxyethylene ether to it, and stir evenly; Turn on condensing reflux, keep the temperature at 80°C, add 45% of mixed monomers and 0.02% of ammonium persulfate dropwise to it, control the reaction temperature at 75°C, drop it in 2 hours, then raise the temperature to 85°C, and keep it warm for 30 minutes Afterwards, the modified polyvinyl acetate emulsion is formed at room temperature. The mixed monomers include: vinyl acetate, 75%; methyl acrylate, 4%; stearyl acrylate, 20%; and hydroxyethyl acrylate, 1%.
[0033] Then add no...
Embodiment 2
[0036] A preparation method provided in this embodiment is used to prepare the cotton reactive printing fabric imitation wax printing hand feeling finishing agent involved in the present invention, in terms of mass fraction, comprising the following steps: adding 1.5% polyvinyl alcohol 2488 to 50.46% In pure water, heat up to 92°C and stir for 40 minutes to completely dissolve polyvinyl alcohol 2488 in pure water; cool down to 82°C, add 2% fatty alcohol polyoxyethylene ether to it, and stir evenly; Turn on condensation and reflux, keep the temperature at 82°C, add 46% of mixed monomers and 0.04% of potassium persulfate dropwise to it, control the reaction temperature at 78°C, drop it in 3 hours, then raise the temperature to 87°C, and keep it warm for 50 minutes Afterwards, the modified polyvinyl acetate emulsion is formed at room temperature. The mixed monomers include: vinyl acetate, 68%; methyl acrylate, 6%; stearyl acrylate, 24%; and hydroxyethyl acrylate, 2%.
[0037] Th...
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