Moisturizing mask containing nano magnetic array particles and preparation method of moisturizing mask
A nano-array and nano-magnetic technology, applied in medical preparations containing active ingredients, magnetic therapy, skin care preparations, etc., can solve problems such as insufficient absorbability, and achieve the effects of enhancing activity, promoting absorption, and promoting penetration
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Embodiment 1
[0026] A water replenishing and moisturizing facial mask containing nano magnetic array particles, the preparation method of which comprises the following three steps:
[0027] 1. Preparation of Nanomagnetic Array Particles
[0028] Sodium borohydride (NaBH 4 ) and the aqueous solution of ferric chloride with a concentration of 30g / L are mixed according to the volume ratio of 1:1, and the pH value of the mixed solution is adjusted to 14 with sodium hydroxide, and then the mixed solution is placed in the reaction kettle, and passed through the reaction A NdFeB permanent magnet is installed on the upper and lower parts of the reactor to apply an external magnetic field with a magnetic field strength of 0.28T along the vertical direction of the reactor, and then conduct a hydrothermal reaction at 180°C for 18 hours to obtain a one-dimensional chain structure Fe 3 o 4 Nano-array particles, after the reaction is completed, naturally cool to room temperature, and then use the NdF...
Embodiment 2
[0036] A water replenishing and moisturizing facial mask containing nano magnetic array particles, the preparation method of which comprises the following three steps:
[0037] 1. Preparation of Nanomagnetic Array Particles
[0038] Sodium borohydride (NaBH 4) and the aqueous solution of ferric chloride with a concentration of 35g / L are mixed according to the volume ratio of 1:1, and the pH value of the mixed solution is adjusted to 13 with sodium hydroxide, then the mixed solution is placed in the reaction kettle, and passed through the reaction A NdFeB permanent magnet is installed on the upper and lower parts of the reactor to apply an external magnetic field with a magnetic field strength of 0.35T along the vertical direction of the reactor, and then conduct a hydrothermal reaction at 180°C for 22 hours to obtain a one-dimensional chain structure Fe 3 o 4 Nano-array particles, after the reaction is completed, naturally cool to room temperature, and then use the NdFeB pe...
Embodiment 3
[0046] A water replenishing and moisturizing facial mask containing nano magnetic array particles, the preparation method of which comprises the following three steps:
[0047] 1. Preparation of Nanomagnetic Array Particles
[0048] Sodium borohydride (NaBH 4 ) and the aqueous solution of ferric chloride with a concentration of 40g / L are mixed according to the volume ratio of 1:1, and the pH value of the mixed solution is adjusted to 14 with sodium hydroxide, then the mixed solution is placed in the reaction kettle, and passed through the reaction A NdFeB permanent magnet is installed on the upper and lower parts of the reactor to apply an external magnetic field with a magnetic field strength of 0.4T along the vertical direction of the reactor, and then conduct a hydrothermal reaction at 180°C for 25 hours to obtain a one-dimensional chain structure Fe 3 o 4 Nano-array particles, after the reaction is completed, naturally cool to room temperature, and then use the NdFeB pe...
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