Disclosure of Invention
The invention aims to solve the problems and provide a preparation method of the moisture-absorbing, sweat-releasing and antibacterial fabric for infants.
The invention realizes the above purpose through the following technical scheme:
A preparation method of a moisture-absorbing, sweat-releasing and antibacterial fabric for infants comprises the following steps:
step one: weaving the mixed fibers to obtain moisture-absorbing sweat-releasing fiber yarns;
Step two: adding an antibacterial agent into the moisture-absorbing sweat-releasing fiber yarn obtained by spinning in the first step, soaking for 6-8 hours, and naturally airing to obtain the moisture-absorbing sweat-releasing antibacterial fiber yarn;
Wherein the antibacterial agent comprises, by weight, 1-3 parts of water-soluble chitosan, 0.5-1 part of quaternary ammonium salt, 3-5 parts of antibacterial essential oil, 8-18 parts of a cashew fruit extract and 75-86 parts of water;
Step three: and (3) spinning the moisture-absorbing sweat-releasing antibacterial fiber yarn treated in the second step as warps and wefts to obtain the fabric for infants.
In the first step, the preparation raw materials of the mixed fiber comprise, by weight, 15-22 parts of silkworm chrysalis protein viscose fiber, 8-18 parts of cotton fiber, 20-28 parts of soybean fiber, 24-32 parts of wool fiber and 20-25 parts of activated carbon fiber.
As a further optimization scheme of the invention, in the second step, the mass ratio of the fiber yarn to the antibacterial agent is 1:4.5-6.
In the second step, the said extract is obtained by crushing fresh root of the fruit, extracting with 75% ethanol solution, filtering, concentrating, and drying.
In the second step, the antibacterial essential oil is one or more of lemon essential oil, roman chamomile essential oil and lavender essential oil.
As a further optimization scheme of the invention, in the second step, the soaking temperature is 45-60 ℃.
In the third step, the warp density of the fabric for infants is 60-85 roots/cm, and the weft density is 45-65 roots/cm.
The invention has the beneficial effects that:
1) According to the invention, the three materials of the cashew nut wood extract, the water-soluble chitosan and the quaternary ammonium salt are combined to form a uniform film layer on the surface of the fiber line, and the cashew nut wood extract, the water-soluble chitosan and the quaternary ammonium salt have a synergistic effect, so that the antibacterial property of the fabric for infants can be obviously improved under the synergistic effect, and the antibacterial property of the fabric for infants impregnated with the milk is improved to a larger extent by adding the cashew nut wood extract;
2) The water-soluble chitosan, the quaternary ammonium salt and the cashew fruit wood extract are combined for use, so that the effect on the moisture absorption and perspiration performance of the fabric for infants is less, the fabric for infants can still keep a good moisture absorption and perspiration effect, but the antibacterial property of the fabric for infants can be remarkably improved by using the water-soluble chitosan, the quaternary ammonium salt and the cashew fruit wood extract;
3) The method for preparing the fabric for the infants is simple, easy to operate and convenient to apply to a flow production line.
Detailed Description
The following detailed description of the application is provided to illustrate the application and should not be construed as limiting the scope of the application since it is intended that the following detailed description is given for the purpose of illustration only, and that certain non-essential modifications and adaptations of the application may occur to those skilled in the art in light of the foregoing disclosure.
1. Material
1. The silkworm chrysalis protein viscose fiber, cotton fiber, soybean fiber, wool fiber and active carbon fiber are all commercial products;
2. The water-soluble chitosan, quaternary ammonium salt and antibacterial essential oil (lemon essential oil, roman chamomile essential oil and lavender essential oil) are all commercial products;
3. the preparation method comprises pulverizing fresh radix Ardisiae Crenatae, extracting with 75% ethanol solution to obtain crude solution, filtering, concentrating, and drying to obtain extract (powder).
2. Method of
2.1 In order to verify the effect of different components of the antibacterial agent on the performance of the fabric for infants, examples 1-6, comparative examples 1-3 and blank sets are provided, and the specific steps are as follows:
Example 1
A preparation method of a moisture-absorbing, sweat-releasing and antibacterial fabric for infants comprises the following steps:
step one: uniformly mixing silkworm chrysalis protein viscose fiber, cotton fiber, soybean fiber, wool fiber and active carbon fiber to obtain mixed fiber, and spinning the mixed fiber to obtain the moisture-absorbing sweat-releasing fiber line;
the preparation raw materials of the mixed fiber comprise 18 parts of silkworm chrysalis protein viscose fiber, 13 parts of cotton fiber, 22 parts of soybean fiber, 24 parts of wool fiber and 23 parts of active carbon fiber in parts by weight;
Step two: adding an antibacterial agent into the moisture-absorbing sweat-releasing fiber yarn obtained by spinning in the first step, soaking for 6-8 hours, and naturally airing to obtain the moisture-absorbing sweat-releasing antibacterial fiber yarn;
the weight ratio of the fiber line to the antibacterial agent is 1:4.5;
The antibacterial agent comprises, by weight, 1 part of water-soluble chitosan, 0.5 part of quaternary ammonium salt, 3 parts of antibacterial essential oil, 10 parts of a cashew fruit wood extract and 85.5 parts of water;
the antibacterial essential oil is lemon essential oil;
The soaking temperature is 55 ℃;
step three: the fiber yarn treated in the second step is used as warp and weft to be woven to obtain the fabric for infants;
In the application, the warp density of the prepared fabric for infants is 65 roots/cm, and the weft density is 50 roots/cm.
Example 2
A method for preparing a moisture-absorbing, sweat-releasing and antibacterial fabric for infants, which is different from example 1 in that in this example,
The weight ratio of the fiber line to the antibacterial agent is 1:5.3;
the antibacterial agent comprises 2 parts of water-soluble chitosan, 0.8 part of quaternary ammonium salt, 4 parts of antibacterial essential oil, 15 parts of cashew fruit wood extract and 78.2 parts of water in parts by weight;
The antibacterial essential oil is romaine chamomile essential oil;
the remainder remained the same as in example 1.
Example 3
A method for preparing a moisture-absorbing, sweat-releasing and antibacterial fabric for infants, which is different from example 1 in that in this example,
The weight ratio of the fiber line to the antibacterial agent is 1:6, preparing a base material;
The antibacterial agent comprises, by weight, 3 parts of water-soluble chitosan, 1 part of quaternary ammonium salt, 4 parts of antibacterial essential oil, 17 parts of a cashew fruit wood extract and 75 parts of water;
The antibacterial essential oil is lavender essential oil;
the remainder remained the same as in example 1.
Example 4
The difference between the preparation method of the moisture-absorbing, sweat-releasing and antibacterial fabric for infants and the embodiment 2 is that in the embodiment, the antibacterial essential oil is lemon essential oil;
the remainder remained the same as in example 2.
Example 5
The difference between the preparation method of the moisture-absorbing, sweat-removing and antibacterial fabric for infants and the embodiment 2 is that in the embodiment, the antibacterial essential oil is lavender essential oil;
the remainder remained the same as in example 2.
Example 6
The difference between the preparation method of the moisture-absorbing, sweat-removing and antibacterial fabric for infants and the embodiment 2 is that in the embodiment, the antibacterial essential oil is lemon essential oil, roman chamomile essential oil and lavender essential oil, and the mass ratio of the lemon essential oil to the Roman chamomile essential oil to the lavender essential oil is 1:1:1, a step of;
the remainder remained the same as in example 2.
Comparative example 1
The preparation method of the moisture-absorbing, sweat-releasing and antibacterial fabric for infants is different from example 6 in that in the comparative example, the antibacterial agent comprises 0.8 part by weight of quaternary ammonium salt, 4 parts by weight of antibacterial essential oil, 15 parts by weight of cashew extract and 80.2 parts by weight of water;
the remainder remained the same as in example 6.
Comparative example 2
The preparation method of the moisture-absorbing, sweat-releasing and antibacterial fabric for infants is different from example 6 in that in the comparative example, the antibacterial agent comprises 2 parts by weight of water-soluble chitosan, 4 parts by weight of antibacterial essential oil, 15 parts by weight of cashew extract and 79 parts by weight of water;
the remainder remained the same as in example 6.
Comparative example 3
The preparation method of the moisture-absorbing, sweat-releasing and antibacterial fabric for infants is different from example 6 in that in the comparative example, the antibacterial agent comprises 2 parts by weight of water-soluble chitosan, 0.8 part by weight of quaternary ammonium salt, 19 parts by weight of antibacterial essential oil and 78.2 parts by weight of water;
the remainder remained the same as in example 6.
Blank group
The preparation method of the moisture-absorbing, sweat-releasing and antibacterial fabric for infants is different from example 6 in that in the blank group, the antibacterial agent comprises 4 parts by weight of antibacterial essential oil and 96 parts by weight of water;
the remainder remained the same as in example 6.
3. Experiment verification
1. Moisture absorption and perspiration performance effect test of fabric for infants
The infant fabrics prepared according to the above examples 1 to 6, comparative examples 1 to 3 and the blank preparation method were subjected to the moisture absorption and perspiration test:
The method for testing the moisture absorption and perspiration performance effect is according to GB/T21655.2-2019 evaluation of moisture absorption and quick drying Property of textiles part 2: the dynamic moisture transfer method was used for experiments, and experimental data are shown in table 1:
TABLE 1
Note that: all the data are subjected to variance verification.
Conclusion of experiment: the fabric for infants prepared according to the preparation method of example 6 is optimal in moisture absorption and perspiration, and thus, example 6 is an optimal example;
By comparing the technical schemes of the embodiment 6 with the technical schemes of the comparative examples 1-3 and the blank group and comparing the data, the water-soluble chitosan, the quaternary ammonium salt and the cashew fruit wood extract are combined, so that the synergistic effect is achieved, the influence on the moisture absorption and perspiration performance effects of the fabric for infants is small, and the fabric for infants can still keep good moisture absorption and perspiration effects.
2. Antibacterial performance effect test of fabric for infants
For the infant fabrics prepared according to the above examples 1 to 6, comparative examples 1 to 3 and the blank preparation method,
(1) Antibacterial property test of clean infant fabric
(2) Antibacterial test of infant fabric impregnated with milk
Wherein, the infant fabric impregnated with the milk liquid is obtained by spraying the milk liquid on the same clean infant fabric as the infant fabric in the step (1), and the milk liquid is milk powder and the water mass ratio is 1:3, the milk powder is (New national standard) Royal Meilin infant formula milk powder 1 section (0-6 months), and the spraying amount is 5g/cm 2.
The antibacterial performance effect test method is carried out according to GB/T20944-2007 evaluation of antibacterial performance of textiles, and experimental data are shown in Table 2:
TABLE 2
Note that: all the data are subjected to variance verification.
Conclusion of experiment: as can be seen from the data in table 2, the antibacterial property of the infant fabric prepared according to the preparation method of example 6 is optimal, and thus, example 6 is an optimal example;
by comparing the technical schemes of the embodiment 6 and the blank group and the data, the combination of the water-soluble chitosan, the quaternary ammonium salt and the cashew fruit wood extract can obviously improve the antibacterial property of the fabric for infants, wherein the fabric for infants comprises clean fabric for infants and fabric for infants impregnated with milk;
according to the technical schemes of the embodiment 6 and the comparative examples 1-3 and the comparison of the data, the water-soluble chitosan and the quaternary ammonium salt are combined, the antibacterial rate of the clean infant fabric is 64.9%, the antibacterial rate of the infant fabric impregnated with milk is 56.0%, and after the cashew fruit extract is added, the antibacterial rate of the clean infant fabric is 99.4%, and the antibacterial rate of the infant fabric impregnated with milk is 97.5%, so that the first, the cashew fruit extract, the water-soluble chitosan and the quaternary ammonium salt are combined to form a uniform film layer on the surface of a fiber line, and the cashew fruit extract, the water-soluble chitosan and the quaternary ammonium salt have a synergistic effect, so that the antibacterial property of the infant fabric can be remarkably improved under the synergistic effect; second, the addition of the cashew extract results in a greater degree of antimicrobial improvement in the milk-impregnated infant shell fabric.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.