CN111109762A

CN111109762A - Chinese herbal medicine bacteriostatic insole with asymmetric humidity control function and preparation method thereof

Info

Publication number: CN111109762A
Application number: CN202010028412.1A
Authority: CN
Inventors: 赵亦农; 周晓明; 黄玉浩; 赵均珂
Original assignee: Zhejiang Baoshantang Biomedical Technology Co Ltd
Current assignee: Zhejiang Baoshantang Biomedical Technology Co Ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-05-08

Abstract

A Chinese herbal medicine bacteriostatic insole with asymmetric humidity control comprises an insole, wherein the insole comprises a bottom fabric, a foaming layer and a surface fabric, the foaming layer is provided with a bulge facing the surface fabric, and water vapor of the surface fabric penetrates through the foaming layer and permeates to the bottom fabric in a single direction; the bottom fabric is a linen-cotton knitted fabric; the surface fabric is a Chinese herbal medicine knitted fabric which takes cow leather fiber knitted fabric or Chinese herbal medicine viscose fiber as a raw material. The Chinese herbal medicine bacteriostatic insole with the asymmetric humidity control function provided by the invention has the advantages that the bottom fabric is the linen-cotton knitted fabric, the surface fabric is the Chinese herbal medicine knitted fabric which takes the cow leather fiber knitted fabric or the Chinese herbal medicine viscose fiber as the raw material, and the insole is combined with the foaming layer with the bacteriostatic effect, has the function of inhibiting bacteria and fungi on feet and has the bacteriostatic action on staphylococcus aureus, escherichia coli and candida albicans, so that the functions of preventing and treating foot odor, dermatophytosis and the like are realized.

Description

Chinese herbal medicine bacteriostatic insole with asymmetric humidity control function and preparation method thereof

Technical Field

The invention relates to the technical field of insole manufacturing, in particular to a Chinese herbal medicine bacteriostatic insole with asymmetric humidity control and a preparation method thereof.

Background

Functional shoe pad products, in particular shoe pad products with the functions of bacteriostasis, deodorization, health care and health maintenance and the like, are increasingly popular in the market and are concerned by a plurality of students, and a plurality of shoe pad technologies with the functions of bacteriostasis and deodorization are provided. However, at present, after all insoles are worn for a few days, because of perspiration of feet of a human body, bacteria of the insoles are bred, even if antibacterial ingredients exist, the insoles still smell, the beriberi problem is aggravated, and the antibacterial effect is weakened. The long-term effectiveness of techniques for achieving bacteriostatic functionality in insoles has been the subject of research by those skilled in the art.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

The invention provides a Chinese herbal medicine bacteriostatic insole which has long-acting bacteriostasis, multi-component bacteriostasis and multiple health-care functions and asymmetric humidity control and a preparation method thereof.

In order to solve the technical problems, the following technical scheme is adopted:

a Chinese herbal medicine bacteriostatic insole with asymmetric humidity control comprises an insole, wherein the insole comprises a bottom fabric, a foaming layer and a surface fabric, the foaming layer is provided with a bulge facing the surface fabric, and water vapor of the surface fabric penetrates through the foaming layer and permeates to the bottom fabric in a single direction; the bottom fabric is a linen-cotton knitted fabric; the surface fabric is a Chinese herbal medicine knitted fabric which takes cow leather fiber knitted fabric or Chinese herbal medicine viscose fiber as a raw material. This kind of antibacterial shoe-pad of chinese herbal medicine utilizes the foaming layer as the interlayer, transmit the sweat of foot from top layer fabric to bottom layer fabric, and be equipped with the arch towards top layer fabric on the foaming layer, utilize the foot to step on protruding steam with top layer fabric, carry bottom layer fabric, and bottom layer fabric is because the wall on foaming layer, can not be with steam feedback, form bottom layer fabric and the asymmetric humidity of top layer fabric, it is dry just also to be the relative comparison of top layer fabric, the hemp cotton looped fabric, also be exactly the looped fabric that hemp fibre and cotton fiber blending obtained, because hemp has very powerful bactericidal performance, ensure the antibacterial effect of antibacterial shoe-pad of chinese herbal medicine. The surface fabric is a cowhide fiber knitted fabric or a Chinese herbal medicine knitted fabric taking Chinese herbal medicine viscose fiber as raw materials, and the long-term antibacterial and odorless effects of the insole are realized by utilizing the antibacterial properties of the cowhide fiber and the Chinese herbal medicine viscose fiber.

The foaming layer is formed by mixing one or more of PU foaming cotton mixed with Chinese herbal medicine powder, hemp stalk powder, activated carbon powder and pearl powder.

The Chinese herbal medicine powder comprises cortex Phellodendri, radix et rhizoma Rhei, fructus Cnidii, radix Stemonae, herba Lobeliae chinensis, herba Artemisiae Scopariae, radix Sophorae Flavescentis, radix Angelicae Dahuricae, cortex pseudolaricis, folium Viticis negundo, herba Portulacae, herba Agastaches, folium Artemisiae Argyi, herba Menthae, rhizoma Atractylodis, fructus Toosendan, Borneolum Syntheticum, and Camphora.

The components of the Chinese herbal medicine viscose fiber comprise cellulose pulp and extracts of effective components of the Chinese herbal medicine; the extract is from one or more of the following traditional Chinese medicine components: cortex Phellodendri, radix et rhizoma Rhei, fructus Cnidii, radix Stemonae, herba Lobeliae chinensis, herba Artemisiae Scopariae, radix Sophorae Flavescentis, radix Angelicae Dahuricae, cortex pseudolaricis, folium Viticis negundo, herba Portulacae, herba Agastaches, folium Artemisiae Argyi, herba Menthae, rhizoma Atractylodis, fructus Toosendan, Borneolum Syntheticum, and Camphora. The Chinese herbal medicine powder and the Chinese herbal medicine viscose fiber have the same components, so that the effective components of the insole can be increased, and the efficacy is improved.

The Chinese herbal medicine viscose fiber blended cotton yarn is obtained into Chinese herbal medicine yarn which is inner yarn, and the wrapping yarn is arranged outside the inner yarn; the coating silk comprises polyester coating silk, chinlon coating silk, acrylic coating silk or silk coating silk; the mass ratio of the lining yarns to the covering yarns is 3:2-4: 1;

the Chinese herbal medicine viscose fiber is prepared according to the following method:

(1) soaking the traditional Chinese medicine components in an aqueous solution for 24 hours, boiling, and mixing the traditional Chinese medicine components according to the weight ratio of 3: 1, adding an ethanol solution, standing the prepared Chinese herbal medicine solution for 24 hours, and taking the filtered Chinese herbal medicine solution according to the weight ratio of 3: 1, adding the ethanol solution again to obtain a Chinese herbal medicine solution: evaporating said herbal solution to obtain extract powder;

(2) preparing viscose: cellulose pulp is adopted as a raw material, cellulose viscose solution is prepared through the steps of dipping, squeezing, crushing, ageing and yellowing, the powder of the extract obtained in the step (1) is added into the cellulose viscose solution, and then the Chinese herbal medicine spinning viscose is prepared through the steps of dissolving, defoaming and filtering;

(3) the Chinese herbal medicine spinning viscose is subjected to post-treatment steps including water washing and drying to obtain the Chinese herbal medicine viscose fiber.

The traditional Chinese medicine components comprise the following extracts in percentage by weight: 7% of phellodendron, 13% of raw rhubarb, 2% of fructus lupuli, 5% of radix stemonae, 3% of Chinese lobelia, 10% of oriental wormwood, 6% of radix sophorae flavescentis, 4% of radix angelicae, 5% of cortex pseudolaricis, 5% of negundo chastetree leaf, 2% of purslane, 4% of wrinkled gianthyssop herb, 14% of folium artemisiae argyi, 8% of mint, 2% of rhizoma atractylodis, 3.

The preparation method of the Chinese herbal medicine bacteriostatic insole with the asymmetric humidity control comprises the following steps:

firstly, finishing knitting of a bottom layer fabric and a surface layer fabric through a loom;

uniformly stirring the dimethyl silicone oil emulsifier, the alcohol amine cross-linking agent, the pentane and the PU foam, and then introducing into a material tank A for heating and stirring for later use, wherein the heating temperature is 40-50 ℃;

thirdly, pouring the diphenylmethane diisocyanate mixed active carbon powder into a material tank B for heating for later use, wherein the heating temperature is 50 ℃;

fourthly, uniformly mixing the materials obtained in the second step and the third step, injecting the mixture into a mould of a casting machine, wherein concave holes are formed in the mould, and obtaining a foaming layer after the materials are cured;

and fifthly, compounding the bottom layer fabric and the surface layer fabric with foaming layers respectively to obtain the Chinese herbal medicine bacteriostatic insole.

The activated carbon powder is prepared by the following method:

firstly, preprocessing the hemp stalk cores: soak in 5wt% NaOH solution for 5h, followed by repeated rinses with copious amounts of deionized water until solution pH = 7. The cleaned hemp stalk core is 105^oAnd C, drying for 12h under the condition of C, crushing and sieving by a 200-mesh sieve to obtain the hemp stem core powder.

Then, preparing hydrothermal carbon by adopting a hydrothermal carbonization technology: accurately weighing 4g of hemp stalk core powder, placing the powder in a 100mL polytetrafluoroethylene lining, adding 55mL of deionized water, fully stirring and uniformly mixing, and then sealing the hydrothermal synthesis reaction kettle. The reaction kettle is respectively heated to 250 ℃ in a muffle furnace at a heating rate of 5 ℃ per minute^oC、270^oC and 290^oAnd C, maintaining the temperature for reaction for 5 hours. Taking out the reaction kettle after the reaction is finished, washing the solid-liquid mixture in the kettle for multiple times, washing with alcohol, filtering, and obtaining the product with the purity of 105 DEG C^oAnd C, completely drying to obtain the hemp stalk core hydrothermal carbon.

And finally, carrying out KOH high-temperature chemical activation on the hemp stem core hydrothermal carbon to prepare a hemp stem core-based active carbon powder material: weighing 1g of hemp stem core hydrothermal carbon, uniformly mixing the hydrothermal carbon with KOH according to the mass ratio of 1:3, and adding a small amount of deionized water to soak for 24 hours. After the soaking is completed, 105 in an oven^oAnd C, drying. Putting the dried carbon-alkali mixture into a corundum boat, putting the corundum boat into a tube furnace, and adding 5 parts of carbon-alkali mixture under the protection of nitrogen^oThe temperature rise rate of C/min is increased to 800^oAnd C, activating for 2 h. And after activation, naturally cooling, washing the carbon material for multiple times by using dilute hydrochloric acid and deionized water to remove unreacted KOH in the carbon material, fully drying the carbon material, and grinding to obtain the activated carbon powder material, wherein the pH of the filtrate is about 7.

In order to verify the adsorption performance of the activated carbon powder material, the nitrogen adsorption of the activated carbon powder material is adopted, and the nitrogen adsorption and desorption curve of the activated carbon powder material is shown in figure 1:

activated carbon powder material nitrogen adsorption desorption curve: (a) HSAC-250-A3, (b) HSAC-270-A3, (c) HSAC-290-A3

HSAC-250-A3 has the maximum saturated nitrogen adsorption capacity, the specific surface area calculated by the BET method is the highest of three samples, which reaches 1758.11m2/g, the second specific surface area of HSAC-270-A3 is 1718.26 m2/g, the sample with the minimum specific surface area is HSAC-290-A3 and 950.98 m2/g, and the specific pore structure data are shown in the following table

Sample name	Specific surface area (m)²/g)	Average pore diameter (nm)	Average pore volume (cm)³/g)
				HSAC-250-A3	1758.11	0.99	0.869
HSAC-270-A3	1718.26	1.03	0.885
				HSAC-290-A3	950.98	1.93	1.376

The above table shows that the specific surface area of the activated carbon powder material is reduced when the hydrothermal carbonization temperature is increased, but the pore size is improved, the carbonization degree of the carbon precursor prepared at the higher hydrothermal temperature is more thorough, the more complete the subsequent contact with the activating agent KOH is, the stronger the etching pore-forming effect is during activation, so that a larger pore structure is formed, and even a part of microporous structure is communicated, and the phenomena of reduction of the specific surface area and increase of the average pore size are generated.

Cortex Phellodendri, radix et rhizoma Rhei, fructus Cnidii, radix Stemonae, herba Lobeliae chinensis, herba Artemisiae Scopariae, radix Sophorae Flavescentis, radix Angelicae Dahuricae, cortex pseudolaricis, folium Viticis negundo, herba Portulacae, herba Agastaches, folium Artemisiae Argyi, herba Menthae, rhizoma Atractylodis, fructus Toosendan, Borneolum Syntheticum, and Camphora.

Cortex Phellodendri can be used for treating leukorrhagia due to damp-heat, stranguria due to heat, dysentery due to damp-heat, jaundice, tinea pedis due to damp-heat, fistula, hectic fever due to yin deficiency, night sweat, spermatorrhea, pyocutaneous disease, toxic swelling, eczema, and pruritus.

The raw rhubarb can purge heat and unblock intestine, remove stasis and unblock meridian, cool blood and remove toxicity. Can be used for treating amenorrhea due to blood stasis, traumatic injury, jaundice due to damp-heat pathogen, hematemesis and epistaxis due to blood heat, constipation due to excessive heat, abdominal pain due to stagnation, intestinal carbuncle, abdominal pain, dysentery, conjunctival congestion, pharyngeal swelling, carbuncle, furuncle, and scald due to water and fire.

Fructus Cnidii is dried mature fruit of cnidium monnieri of Umbelliferae, and has effects of warming kidney, tonifying yang, eliminating dampness, dispelling pathogenic wind, and killing parasite by collecting, removing impurities, and sun drying in summer and autumn.

Radix Angelicae Dahuricae has effects of dispelling pathogenic wind, eliminating dampness, relieving swelling and pain. It can be used for treating headache, supercilium pain, odontalgia, nasosinusitis, cold-dampness, abdominal pain, intestinal wind, hemorrhoid, leucorrhea with red and white discharge, carbuncle, skin ulcer, pruritus, and scabies.

Radix Stemonae can be used as medicine for external use for killing parasite, relieving itching, and killing louse; it has the actions of moistening lung, relieving cough and eliminating phlegm.

The Chinese Lobelia herb is used as a medicine, contains various alkaloids, has the effects of clearing away heat and toxic materials, inducing diuresis and relieving swelling, and has the effects of treating venomous snake bite, ascites due to cirrhosis, ascites due to late schistosomiasis, appendicitis and the like.

The cortex pseudolaricis has effects of dispelling pathogenic wind, removing dampness, killing parasites and relieving itching.

Rhizoma Atractylodis has effects in treating damp obstruction of middle warmer, abdominal distention, diarrhea, edema, tinea pedis, flaccidity cramped, rheumatalgia, wind-cold type common cold, night blindness, dim eyesight, and astringency.

Chuan Lian Zi is used for treating liver depression transforming into fire, distending pain of chest and hypochondrium, stomach and abdomen, hernia pain, parasitic infestation and abdominal pain.

Huoxiang fragrant, resolving turbidity, regulating the middle warmer, arresting vomiting, relieving exterior syndrome and relieving summer-heat. Can be used for treating damp obstruction in middle warmer, abdominal distention, emesis, summer-heat dampness exterior syndrome, early stage of damp-warm syndrome, fever, listlessness, chest distress, cold-dampness, summer-heat, abdominal pain, emesis, diarrhea, nasosinusitis, and headache.

Herba Artemisiae Scopariae clears away heat and promotes diuresis; and (4) removing the yellow color. The main treatment is as follows: jaundice, dysuria, eczema, pruritus, infectious icterohepatitis, etc. The pharmacological research has the functions of benefiting gallbladder, protecting liver function, relieving fever, resisting inflammation, reducing blood fat, reducing blood pressure, expanding crown and the like.

Radix Sophorae Flavescentis can be used for treating dysentery, hematochezia, jaundice, anuria, leucorrhea with red and white discharge, pudendal swelling, pruritus vulvae, eczema, skin pruritus, scabies, tinea, leprosy, and trichomonas vaginitis by external application.

The negundo chastetree leaves have the functions of relieving exterior syndrome, clearing heat, promoting diuresis and removing toxicity. It can be used for treating common cold, sunstroke, vomiting, diarrhea, dysentery, malaria, jaundice, rheumatism, traumatic injury, swelling and pain, sore, carbuncle, scabies, and tinea.

Folium Artemisiae Argyi has effects of warming channels, eliminating dampness, dispelling cold, stopping bleeding, diminishing inflammation, relieving asthma, relieving cough, preventing miscarriage, and resisting allergy.

Borneol can be used for treating block pattern coma, conjunctival congestion with swelling and pain, pharyngitis and aphtha, sore and ulcer with swelling and pain, unhealing after ulceration, and the like

Herba Menthae has effects of removing toxic substance and relieving internal heat. The camphor has the effects of scabies, tinea, pruritus and eczema ulceration.

The cowhide collagen fiber mixed Chinese herbal medicine viscose blended yarn comprises 10% -50% of cowhide collagen fibers;

compared with the prior art, the invention has the following beneficial effects:

according to the Chinese herbal medicine bacteriostatic insole with the asymmetric humidity control, the bottom fabric is the linen-cotton knitted fabric, the surface fabric is the Chinese herbal medicine knitted fabric which takes the cow leather fiber knitted fabric or the Chinese herbal medicine viscose fiber as the raw material, and the Chinese herbal medicine knitted fabric is combined with the foaming layer with the bacteriostatic effect, so that the functions of inhibiting bacteria and fungi on feet are achieved by combining the Chinese herbal medicine knitted fabric and the foaming layer with the bacteriostatic effect, the Chinese herbal medicine bacteriostatic insole has the bacteriostatic action on staphylococcus aureus, escherichia coli and candida albicans, and the functions of preventing and treating foot odor; the Chinese herbal medicine viscose fiber blended by the cow hide viscose fiber realizes excellent nourishing characteristics of moisture preservation, crack prevention, warm keeping, ventilation and the like, and has a certain repairing effect on the pathological skin of feet. On the other hand, the three-layer antibacterial insole has asymmetric humidity performance due to unidirectional water vapor transmission of the bottom fabric and the surface fabric, so that the lasting antibacterial performance of the insole is ensured.

Drawings

FIG. 1 is a nitrogen adsorption and desorption curve diagram of the activated carbon powder material of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a Chinese herbal medicine bacteriostatic insole with asymmetric humidity control, which comprises an insole, wherein the insole comprises a bottom fabric, a foaming layer and a surface fabric, wherein the foaming layer is provided with a bulge facing the surface fabric, and water vapor of the surface fabric penetrates through the foaming layer to permeate into the bottom fabric in a single direction; the bottom fabric is a hemp cotton knitted fabric, and the surface fabric is a cowhide fiber knitted fabric or a Chinese herbal medicine knitted fabric taking Chinese herbal medicine viscose fiber as a raw material. The foaming layer is formed by mixing one or more of PU foaming cotton mixed with Chinese herbal medicine powder, hemp stalk powder, activated carbon powder and pearl powder. The Chinese herbal medicine powder, the hemp stalk powder, the activated carbon powder and the pearl powder are ground into powder with the fineness of more than 200 meshes. The Chinese medicinal powder comprises cortex Phellodendri, radix et rhizoma Rhei, fructus Cnidii, radix Stemonae, herba Lobeliae chinensis, herba Artemisiae Scopariae, radix Sophorae Flavescentis, radix Angelicae Dahuricae, cortex pseudolaricis, folium Viticis negundo, herba Portulacae, herba Agastaches, folium Artemisiae Argyi, herba Menthae, rhizoma Atractylodis, fructus Toosendan, Borneolum Syntheticum, and Camphora. The weight percentage of the Chinese herbal medicine powder is as follows: 7% of phellodendron, 13% of raw rhubarb, 2% of fructus lupuli, 5% of radix stemonae, 3% of Chinese lobelia, 10% of oriental wormwood, 6% of radix sophorae flavescentis, 4% of radix angelicae, 5% of cortex pseudolaricis, 5% of negundo chastetree leaf, 2% of purslane, 4% of wrinkled gianthyssop herb, 14% of folium artemisiae argyi, 8% of mint, 2% of rhizoma atractylodis, 3.

The functional components of the Chinese herbal medicine bacteriostatic insole with the asymmetric humidity control comprise cow hide viscose fiber and Chinese herbal medicine viscose fiber. The pure bovine hide collagen fiber has the effects of bacteriostasis, deodorization, beriberi alleviation, moisture retention, crack prevention and thermal insulation and ventilation, but the effects are still deficient, particularly the effects of bacteriostasis, deodorization, beriberi alleviation, moisture retention, crack prevention and thermal insulation and ventilation are not particularly strong, how to enhance the effects is further provided by the invention, particularly the mixture of the bovine hide collagen fiber and the Chinese herbal medicine viscose fiber generates toughness which is not possessed by the original Chinese herbal medicine viscose fiber, and also generates the original single bovine hide collagen fiber which does not possess strong bacteriostasis and health care effects, and the combination is a cloth structure formed by fiber layers.

The Chinese herbal medicine bacteriostatic insole with the asymmetric humidity control prepared by the preparation method has the effects of stronger bacteriostasis, deodorization, moisture preservation, crack prevention, warm keeping and ventilation, and has permanent durability for preventing and treating beriberi, foot crack disease and the like. Because the functions are the functions of the cowhide collagen fibers and the Chinese herbal medicine viscose fibers, the cowhide collagen fibers are not finished by the antibacterial finishing agent or are obtained from the outside by adopting the metal antibacterial material, the condition that the antibacterial effect is not durable due to washing loss of the chemical finishing agent or the metal nano material is avoided, and the potential harm caused by the absorption of the chemical finishing agent or the metal nano material by a human body is also avoided.

The advantageous effects of the present invention will be further described with reference to preferred embodiments.

Example 1

The components of the Chinese herbal medicine viscose fiber comprise cellulose pulp and extracts of effective components of Chinese herbal medicines; the extract is prepared from the following traditional Chinese medicine components: cortex Phellodendri, radix et rhizoma Rhei, fructus Cnidii, radix Stemonae, herba Lobeliae chinensis, herba Artemisiae Scopariae, radix Sophorae Flavescentis, radix Angelicae Dahuricae, cortex pseudolaricis, folium Viticis negundo, herba Portulacae, herba Agastaches, folium Artemisiae Argyi, herba Menthae, rhizoma Atractylodis, fructus Toosendan, Borneolum Syntheticum, and Camphora.

The weight percentages of the traditional Chinese medicine components in the extract are as follows: 7% of phellodendron, 13% of raw rhubarb, 2% of fructus lupuli, 5% of radix stemonae, 3% of Chinese lobelia, 10% of oriental wormwood, 6% of radix sophorae flavescentis, 4% of radix angelicae, 5% of cortex pseudolaricis, 5% of negundo chastetree leaf, 2% of purslane, 4% of wrinkled gianthyssop herb, 14% of folium artemisiae argyi, 8% of mint, 2% of rhizoma atractylodis, 3.

The Chinese herbal medicine viscose blended cotton yarn is preferably selected as the structure to obtain Chinese herbal medicine yarn, the Chinese herbal medicine yarn is inner yarn, and the coating silk is arranged outside the inner yarn; the coating silk comprises polyester coating silk, chinlon coating silk, acrylic coating silk or silk coating silk, and the mass ratio of the lining yarn to the coating silk is 3:2-4: 1;

the preparation method of the Chinese herbal medicine bacteriostatic insole with asymmetric humidity control comprises the following steps:

firstly, finishing a bottom layer of flax-cotton knitted fabric and a surface layer of fabric of cow leather fiber knitted fabric through a loom;

thirdly, pouring the mixed Chinese herbal medicine powder of the diphenylmethane diisocyanate into a material tank B for heating for later use, wherein the heating temperature is 50 ℃; the Chinese herbal medicine powder comprises the following components in percentage by weight: 7% of phellodendron, 13% of raw rhubarb, 2% of fructus lupuli, 5% of radix stemonae, 3% of Chinese lobelia, 10% of oriental wormwood, 6% of radix sophorae flavescentis, 4% of radix angelicae, 5% of cortex pseudolaricis, 5% of negundo chastetree leaf, 2% of purslane, 4% of wrinkled gianthyssop herb, 14% of folium artemisiae argyi, 8% of mint, 2% of rhizoma atractylodis, 3.

Fourthly, uniformly mixing the materials obtained in the second step and the third step, injecting the mixture into a mould of a casting machine, wherein concave holes are formed in the mould, and a foaming layer can be obtained after the materials are cured, wherein the weight of the Chinese herbal medicine powder accounts for 30% of the weight of the foaming layer;

Example 2

firstly, finishing a bottom layer of flax-cotton knitted fabric through a loom, wherein a surface layer of the flax-cotton knitted fabric is a Chinese herbal medicine knitted fabric which takes Chinese herbal medicine viscose as raw materials;

thirdly, pouring the diphenylmethane diisocyanate mixed active carbon powder into a material tank B for heating for later use, wherein the heating temperature is 55 ℃;

fourthly, uniformly mixing the materials obtained in the second step and the third step, injecting the mixture into a mould of a casting machine, wherein concave holes are formed in the mould, and a foaming layer can be obtained after the materials are cured, wherein the weight of the activated carbon powder accounts for 40% of that of the foaming layer;

The activated carbon powder is prepared by the following method:

Then, preparing hydrothermal carbon by adopting a hydrothermal carbonization technology: accurately weighing 4g of hemp stalk core powder, placing the powder in a 100mL polytetrafluoroethylene lining, adding 55mL of deionized water, fully stirring and uniformly mixing, and then sealing the hydrothermal synthesis reaction kettle. Putting the reaction kettle in a muffle furnaceRespectively increasing the temperature to 250 ℃ at a temperature rising rate of 5oC/min^oC、270^oC and 290^oAnd C, maintaining the temperature for reaction for 5 hours. Taking out the reaction kettle after the reaction is finished, washing the solid-liquid mixture in the kettle for multiple times, washing with alcohol, filtering, and obtaining the product with the purity of 105 DEG C^oAnd C, completely drying to obtain the hemp stalk core hydrothermal carbon.

And finally, carrying out KOH high-temperature chemical activation on the hemp stem core hydrothermal carbon to prepare a hemp stem core-based active carbon powder material: weighing 1g of hemp stem core hydrothermal carbon, uniformly mixing the hydrothermal carbon with KOH according to the mass ratio of 1:3, and adding a small amount of deionized water to soak for 24 hours. After the soaking is completed, 105 in an oven^oAnd C, drying. Putting the dried carbon-alkali mixture into a corundum boat, putting the corundum boat into a tube furnace, and adding 5 parts of carbon-alkali mixture under the protection of nitrogen^oThe temperature rise rate of C/min is increased to 800^oAnd C, activating for 2 h. And after activation, naturally cooling, washing the carbon material for multiple times by using dilute hydrochloric acid and deionized water to remove unreacted KOH in the carbon material, fully drying the carbon material, and grinding to obtain the activated carbon powder material, wherein the pH of the filtrate is about 7. The activated carbon powder has excellent moisture adsorption capacity, and ensures good adsorption performance of a foaming layer.

Example 3

thirdly, pouring the diphenylmethane diisocyanate mixed hemp stalk powder into a material tank B for heating for later use, wherein the heating temperature is 40 ℃;

fourthly, uniformly mixing the materials obtained in the second step and the third step, injecting the mixture into a mould of a casting machine, wherein concave holes are formed in the mould, a foaming layer can be obtained after the materials are cured, and the hemp stalk powder accounts for 35% of the weight of the foaming layer;

Example 4

thirdly, pouring the mixed pearl powder of the diphenylmethane diisocyanate into a material tank B for heating for later use, wherein the heating temperature is 50 ℃;

fourthly, uniformly mixing the materials obtained in the second step and the third step, injecting the mixture into a mould of a casting machine, wherein concave holes are formed in the mould, and a foaming layer can be obtained after the materials are cured, wherein the pearl powder accounts for 30% of the weight of the foaming layer;

Comparative example 1

The comparative example provides a Chinese herbal medicine bacteriostatic insole with asymmetric humidity control, which is different from the insole in example 1 in that a common bottom fabric, a surface fabric and a common foaming layer are adopted to manufacture the insole.

Comparative example 2

The comparative example provides a Chinese herbal medicine bacteriostatic insole with asymmetric humidity control, and the difference from the embodiment 1 is that the insole is manufactured by adopting a common foaming layer.

The test examples and comparative examples provide the Chinese herbal medicine bacteriostatic insoles with asymmetric humidity control on the bacteriostatic rate of staphylococcus aureus, escherichia coli and candida albicans (GB/T20944.3-2008, test by oscillation method), and the results are shown in table 1:

TABLE 1 bacteriostasis rate of Chinese herbal medicine bacteriostatic insole with asymmetric humidity control

	Escherichia coli (%)	Candida albicans (%)	Staphylococcus aureus (%)
				Example 1	99.5%	99.8%	99.7%
Example 2	98.3%	98.5%	98.4%
				Example 3	99.7%	99.6%	99.7%
Example 4	98.8%	98.8%	98.9%
				Comparative example 1	78.5%	74.4%	79.6%
Comparative example 2	88.6%	84.7%	89.9%

The above table shows that the Chinese herbal medicine bacteriostatic insole with the cowhide collagen fibers and the Chinese herbal medicine viscose fibers as functional components and used for controlling the asymmetric humidity has higher bacteriostatic rate, wherein the bacteriostatic rate of the combined components of the cowhide collagen fibers and the Chinese herbal medicine viscose fibers is higher, which indicates that the cowhide collagen fibers and the Chinese herbal medicine viscose fibers play a key role in the bacteriostatic efficiency of the Chinese herbal medicine bacteriostatic insole with the asymmetric humidity control. And comparative example 2 illustrates that the foamed layer of the present invention also has an effect on the bacteriostatic effect.

To further confirm the efficacy of the present invention, 200 patients with athlete's foot were collected, wherein 100 men and 100 women were divided into 10 groups on average, and 10 male patients and 10 female patients in each group were aged 20-70 years and were randomly assigned.

The patient had the following symptoms: sweaty feet, impregnation between toes, and covering with white skin, often accompanied by malodor, or blisters on the plantar and marginal areas of the foot, dry desquamation, or a thick, dry, cracked skin on the heel, marginal areas of the foot, or even the entire plantar area of the foot.

The treatment method comprises the following steps: groups 1-5 are treatment groups, groups 1-5 wear the Chinese herbal medicine bacteriostatic insoles with asymmetric humidity control provided by the examples 1-5 and groups 6-10 wear the Chinese herbal medicine bacteriostatic insoles with asymmetric humidity control provided by the comparative examples 1-2 respectively, and other medicines or treatment means are not adopted during the test period to treat the tinea pedis for 1 month.

The therapeutic effect judgment standard is as follows: and (3) curing: the symptoms and physical signs disappear, and the skin returns to normal; improvement: the symptoms are obviously relieved, and the skin damage is resolved by more than 50 percent.

The asymmetric humidity-controlled Chinese herbal medicine bacteriostatic insoles provided in examples 1 to 5 have better effect on relieving the tinea pedis than the asymmetric humidity-controlled Chinese herbal medicine bacteriostatic insoles provided in comparative examples, and the tinea pedis patients usually have higher foot perspiration amount, so that the moist environment on the surface of the skin is more beneficial to the growth of fungi, thereby aggravating the degree of the tinea pedis. The Chinese herbal medicine bacteriostatic insoles with asymmetric humidity control have excellent moisture absorption and release regulation capacity, can absorb moisture and preserve moisture when feet perspire, can release moisture when feet are dry, enables the skin of the feet to be in a proper humidity environment, prevents fungi from growing due to the excessive moisture of the feet, further relieves tinea pedis, and 1-5 groups of Chinese herbal medicine bacteriostatic insoles have dry surface layer fabrics relative to bottom layer fabrics after being worn for 1 month, and 6-10 groups of Chinese herbal medicine bacteriostatic insoles have no effect.

The feet of the patients who use the Chinese herbal medicine bacteriostatic insoles provided in examples 1 to 5 are smoother and have moisturizing effect compared with the feet before use, and the soles have warm feeling, are not intolerant of cold and have curative effect.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A Chinese herbal medicine bacteriostatic insole with asymmetric humidity control comprises an insole, and is characterized in that the insole comprises a bottom fabric, a foaming layer and a surface fabric, wherein the foaming layer is provided with a bulge facing the surface fabric, and water vapor of the surface fabric penetrates through the foaming layer and penetrates into the bottom fabric in a single direction; the bottom fabric is a linen-cotton knitted fabric; the surface fabric is a Chinese herbal medicine knitted fabric which takes cow leather fiber knitted fabric or Chinese herbal medicine viscose fiber as a raw material.

2. The asymmetric humidity-controlled Chinese herbal medicine bacteriostatic insole according to claim 1, wherein the foaming layer is made of PU foamed cotton mixed with one or more of Chinese herbal medicine powder, hemp stalk powder, activated carbon powder and pearl powder.

3. The asymmetric humidity controlled herbal bacteriostatic insole of claim 2, wherein the herbal powder comprises phellodendron, raw rhubarb, hops, stemona, Chinese lobelia, oriental wormwood, sophora flavescens, angelica dahurica, pseudolarix, negundo chastetree leaf, purslane, wrinkled gianthyssop, artemisia leaf, mint, atractylodes, toosendan fruit, borneol and camphor.

4. The asymmetric humidity controlled herbal bacteriostatic insole of claim 1, wherein the ingredients of said herbal viscose fiber comprise cellulose pulp and herbal extracts; the extract is from one or more of the following traditional Chinese medicine components: cortex Phellodendri, radix et rhizoma Rhei, fructus Cnidii, radix Stemonae, herba Lobeliae chinensis, herba Artemisiae Scopariae, radix Sophorae Flavescentis, radix Angelicae Dahuricae, cortex pseudolaricis, folium Viticis negundo, herba Portulacae, herba Agastaches, folium Artemisiae Argyi, herba Menthae, rhizoma Atractylodis, fructus Toosendan, Borneolum Syntheticum, and Camphora.

5. The asymmetric humidity-controlled Chinese herbal medicine bacteriostatic insole according to claim 4, wherein the Chinese herbal medicine viscose blended cotton yarn is obtained as a Chinese herbal medicine yarn, the Chinese herbal medicine yarn is an inner yarn, and a wrapping yarn is arranged outside the inner yarn; the coating silk comprises polyester coating silk, chinlon coating silk, acrylic coating silk or silk coating silk; the mass ratio of the lining yarns to the covering yarns is 3:2-4: 1.

6. The asymmetric humidity controlled herbal bacteriostatic insole of claim 4, wherein the herbal viscose fiber is prepared according to the following method:

(3) the Chinese herbal medicine spinning viscose is subjected to post-treatment steps including washing and drying to obtain the Chinese herbal medicine viscose fiber.

7. The asymmetric humidity-controlled Chinese herbal medicine bacteriostatic insole according to claim 4, wherein the weight percentages of the traditional Chinese medicine components in the extracts are as follows: 7% of phellodendron, 13% of raw rhubarb, 2% of fructus lupuli, 5% of radix stemonae, 3% of Chinese lobelia, 10% of oriental wormwood, 6% of radix sophorae flavescentis, 4% of radix angelicae, 5% of cortex pseudolaricis, 5% of negundo chastetree leaf, 2% of purslane, 4% of wrinkled gianthyssop herb, 14% of folium artemisiae argyi, 8% of mint, 2% of rhizoma atractylodis, 3.

8. A method for preparing the Chinese herbal medicine bacteriostatic insole for asymmetric humidity control according to claim 1 comprises the following steps:

mixing diphenylmethane diisocyanate with one or more of Chinese herbal medicine powder, hemp stalk powder and pearl powder, and heating in a B material tank at 50 deg.C;

uniformly mixing the materials obtained in the second step and the third step, injecting the mixture into a mold of a casting machine, wherein concave holes are formed in the mold, and obtaining a foaming layer after the materials are cured;

and respectively compounding the bottom layer fabric and the surface layer fabric with a foaming layer to finally obtain the Chinese herbal medicine bacteriostatic insole.

9. A method for preparing the Chinese herbal medicine bacteriostatic insole for asymmetric humidity control according to claim 1 comprises the following steps:

10. The preparation method of the asymmetric humidity-controlled Chinese herbal medicine bacteriostatic insole according to claim 8, wherein the activated carbon powder in the third step is prepared by the following method:

firstly, preprocessing a hemp stalk core: soaking in 5wt% NaOH solution for 5h, followed by repeated rinsing with copious amounts of deionized water until the solution pH = 7; drying the cleaned hemp stalk cores for 12 hours at 105 ℃ and then crushing and sieving the dried hemp stalk cores with a 200-mesh sieve to obtain hemp stalk core powder;

secondly, preparing hydrothermal carbon by adopting a hydrothermal carbonization technology: accurately weighing 4g of hemp stem core powder, placing the powder in a 100mL polytetrafluoroethylene lining, adding 55mL of deionized water, fully stirring and uniformly mixing, and then sealing a hydrothermal synthesis reaction kettle; respectively raising the temperature of the reaction kettle to 250 ℃, 270 ℃ and 290 ℃ at a temperature rise rate of 5 ℃/min in a muffle furnace, and maintaining the temperature for reaction for 5 hours; taking out the reaction kettle after the reaction is finished, washing the solid-liquid mixture in the kettle for multiple times, washing with alcohol, filtering, and completely drying under the condition of 105 ℃ to obtain the hemp stalk core hydrothermal carbon;

thirdly, preparing the hemp stem core-based active carbon powder material after the hemp stem core hydrothermal carbon is subjected to KOH high-temperature chemical activation: weighing 1g of hemp stem core hydrothermal carbon, uniformly mixing with KOH according to the mass ratio of 1:3, and adding a small amount of deionized water to soak for 24 hours; after soaking, drying at 105 ℃ in an oven; placing the dried carbon-alkali mixture into a corundum boat, placing the corundum boat into a tubular furnace, raising the temperature to 800 ℃ at a heating rate of 5 ℃ per minute under the protection of nitrogen, and activating for 2 hours; and after activation, naturally cooling, washing the carbon material for multiple times by using dilute hydrochloric acid and deionized water to remove unreacted KOH in the carbon material, fully drying the carbon material, and grinding to obtain the activated carbon powder material, wherein the pH of the filtrate is about 7.