Soft skin care fabric and preparation method thereof
A soft and fabric technology, applied in the field of soft skin care fabrics and its preparation, can solve the problems of general effect and few types of skin care fabrics, and achieve the effects of reducing surface energy, improving moisture absorption performance, and improving softness
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Embodiment 1
[0030] A preparation method of a soft skin care fabric, the preparation method of the soft skin care fabric mainly comprises the following preparation steps:
[0031] (1) In a nitrogen atmosphere, mix hydroxymethyltriethoxysilane, dimethyldimethoxysilane, methylvinyldimethoxysilane, absolute ethanol and 15% acetic acid by mass ratio 1:3:2:8:5 Mix evenly, stir at 30°C, 500r / min for 80min, then add hexamethyldisiloxane with 3 times the mass of hydroxymethyltriethoxysilane and continue stirring for 30min, let stand For 15 minutes, separate the oil phase, stand at 10°C and 1 kPa for 10 hours to obtain vinyl polysiloxane, and mix 4-hydroxythiophenol, vinyl polysiloxane and tetrahydrofuran in a mass ratio of 1:4:20 Evenly, add triphenylphosphine with 0.01 times the mass of 4-hydroxy thiophenol and diisopropyl azodicarboxylate with 0.01 times the mass of 4-hydroxy thiophenol at 0 ° C, and stir the reaction at 10 ° C, 1500 r / min 12h, then add hexamethyldisiloxane with 4 times the mas...
Embodiment 2
[0036] A preparation method of a soft skin care fabric, the preparation method of the soft skin care fabric mainly comprises the following preparation steps:
[0037] (1) In a nitrogen atmosphere, mix hydroxymethyltriethoxysilane, dimethyldimethoxysilane, methylvinyldimethoxysilane, absolute ethanol and acetic acid with a mass fraction of 18% by mass ratio 1:3.5:2:9:6 Mix well, stir at 35°C, 650r / min for 70min, then add hexamethyldisiloxane with 3.5 times the mass of hydroxymethyltriethoxysilane and continue stirring for 25min, let stand For 12 minutes, separate the oil phase and stand at 20°C and 1.5kPa for 9 hours to obtain vinyl polysiloxane. Mix 4-hydroxy thiophenol, vinyl polysiloxane and tetrahydrofuran in a mass ratio of 1:4.5:22 Mix evenly, add triphenylphosphine with 0.02 times the mass of 4-hydroxy thiophenol and diisopropyl azodicarboxylate with 0.02 times the mass of 4-hydroxy thiophenol at 2 °C, stir at 20 °C, 1800 r / min Reaction for 10h, then add hexamethyldisil...
Embodiment 3
[0042] A preparation method of a soft skin care fabric, the preparation method of the soft skin care fabric mainly comprises the following preparation steps:
[0043] (1) In a nitrogen atmosphere, mix hydroxymethyltriethoxysilane, dimethyldimethoxysilane, methylvinyldimethoxysilane, absolute ethanol and 20% acetic acid by mass ratio 1:4:2:10:7 Mix well, stir at 30°C, 500r / min for 80min, then add hexamethyldisiloxane with 3 times the mass of hydroxymethyltriethoxysilane and continue stirring for 30min, let stand For 15 minutes, separate the oil phase, stand at 10°C and 1 kPa for 10 hours to obtain vinyl polysiloxane, and mix 4-hydroxy thiophenol, vinyl polysiloxane and tetrahydrofuran in a mass ratio of 1:5:25 Evenly, add triphenylphosphine with 0.03 times the mass of 4-hydroxy thiophenol and diisopropyl azodicarboxylate with 0.03 times the mass of 4-hydroxy thiophenol at 5 ° C, and stir the reaction at 30 ° C, 2000 r / min 8h, then add hexamethyldisiloxane with 5 times the mass...
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