CN115198444A - Preparation method of high-breathability 3D three-dimensional spunlace net for mask base cloth - Google Patents
Preparation method of high-breathability 3D three-dimensional spunlace net for mask base cloth Download PDFInfo
- Publication number
- CN115198444A CN115198444A CN202210785841.2A CN202210785841A CN115198444A CN 115198444 A CN115198444 A CN 115198444A CN 202210785841 A CN202210785841 A CN 202210785841A CN 115198444 A CN115198444 A CN 115198444A
- Authority
- CN
- China
- Prior art keywords
- fiber
- woven fabric
- spunlace
- mask base
- dimensional
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
- D04H1/495—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet for formation of patterns, e.g. drilling or rearrangement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses a preparation method of a high-permeability 3D (three-dimensional) spunlace mesh for mask base cloth, belonging to the technical field of mask base cloth preparation, and comprising the following steps of: s1, preparing mixed fibers: modified cellulose, chitosan viscose fiber, degreased bleached cotton fiber and natural silk in a mass ratio of 3:2:1.5:0.8, opening again by a cotton mixing curtain opener, and then sending to a multi-bin cotton mixing machine for cotton mixing; s2, fiber carding: putting the mixed fiber bundle obtained in the step S1 into a roller type carding machine for carding; s3, 3D pattern making: carrying out water mist pre-wetting on the non-woven fabric fiber net obtained in the step S2; s4, spunlacing reinforcement: the 3D non-woven fabric is reinforced through double spunlace, and the air permeability is improved; s5, drying to form cloth: preparing a mask base cloth by gradient drying; because the mask base cloth provided by the invention has the 3D grains, more essence can be adsorbed, and the mask base cloth is skin-adhered, soft and better in air permeability.
Description
Technical Field
The invention relates to the technical field of preparation of mask base cloth, in particular to a preparation method of a high-permeability 3D (three-dimensional) spunlace network for mask base cloth.
Background
The facial mask has various types, and the current application range is the widest in a patch type. The patch type facial mask is convenient to use, and can increase the water content of the horny layer after being applied to the face. The mask base cloth is a main factor which determines the using effect of the mask and finally influences the purchase and use of consumers. Statistically, 70% of the mask base fabrics on the market today are nonwoven fabrics, and most are spunlace nonwoven fabrics, and the raw materials are mainly cotton fibers and regenerated cellulose fibers.
The performance evaluation of the mask base cloth comprises 3 aspects of basic performance, comfort and functionality. Wherein, the functionality mainly comprises liquid carrying rate, penetration, water retention rate and antibacterial property. In terms of using performance, the mask product is required to have permeability and certain invisible effect.
The non-woven fabric is a non-woven fabric which is formed by directly utilizing high polymer slices, short fibers or filaments to form a net through air flow or machinery, then carrying out spunlace, needling or hot rolling reinforcement, and finally carrying out after-treatment. A novel fabric product having a soft, air-permeable and planar structure, which is strong, durable, silky and soft without generating lint, is one of reinforcing materials, and has a cotton-like feeling, and a non-woven fabric bag which is easy to form and inexpensive as compared with cotton.
Facial mask base cloth majority on the market does not have the 3D line, compares with conventional facial mask base cloth, and the facial mask base cloth that has the 3D line can better adsorb the essence, and the essence is also difficult for drippage from the facial mask base cloth, and facial mask base cloth gas permeability on the market is not good, and the application mask in-process again, facial skin is isolated with the outside air, influences skin breathing, leads to the essence can not absorb fast.
Disclosure of Invention
In order to solve the technical problems, the invention provides a preparation method of a high-permeability 3D three-dimensional spunlace network for mask base cloth.
The technical scheme of the invention is as follows: a preparation method of a high-breathability 3D three-dimensional spunlace network for mask base cloth comprises the following steps:
s1, preparing mixed fibers:
modified cellulose, chitosan viscose fiber, degreased bleached cotton fiber and natural silk in a mass ratio of 3:2:1.5:0.8, opening again by a cotton mixing curtain opener, sending the cotton mixture to a multi-bin cotton mixing machine for cotton mixing, and obtaining mixed fiber bundles after cotton mixing;
s2, fiber carding:
putting the mixed fiber bundle obtained in the step S1 into a roller type carding machine for carding, carding the mixed fiber bundle into a thin net consisting of single fibers, then laying the thin net into a net, wherein the number of the laid layers is 2-3, and obtaining a non-woven fabric fiber net after laying;
s3, 3D texturing:
carrying out water mist prewetting on the non-woven fabric fiber net obtained in the step S2, carrying out flat wheel rolling on the pre-wetted non-woven fabric fiber net to enable the layers of the non-woven fabric fiber net to be more compact, carrying out texture forming on the rolled non-woven fabric fiber net through a 3D (three-dimensional) concave-convex wheel, wherein the surface temperature of the concave-convex wheel is 80-100 ℃, and obtaining a 3D (three-dimensional) non-woven fabric after texture forming through the 3D concave-convex wheel;
s4, spunlacing reinforcement:
s4-1, pre-pricking:
performing water needle pre-needling on the 3D non-woven fabric obtained in the step S3, wherein the specification of a needle plate of a used water needle is 0.5-1mm, the distance between adjacent water needles is 1-3mm, and the pre-needled non-woven fabric is obtained after the water needle pre-needling is finished, wherein the aperture ratio of the pre-needled non-woven fabric is 15-18%;
s4-2, reinforcing the thorn:
carrying out 360-degree full-dimensional spunlace reinforcement on the pre-punched non-woven fabric obtained in the step S4-1, wherein the specification of a needle plate of a water needle is 1-1.5mm, the spunlace pressure is increased in a gradient manner, and the spunlace non-woven fabric is obtained after reinforcement punching is finished, wherein the density of flow guide holes on the cloth cover of the spunlace non-woven fabric is 50-60/cm 2 ；
S5, drying to form cloth:
and (5) carrying out gradient heating drying on the spunlace non-woven fabric obtained in the step (S4-2), and obtaining the mask base fabric after drying is finished.
Further, the modified cellulose in the step S1 is obtained by soaking cellulose in an ethyl acetate solvent for 1-2 hours, adjusting the pH to 8-9 by ammonia water, then performing ultrasonic cleaning in ethanol for 30-50 minutes after filtering and drying, filtering after cleaning, adding oversize products into a dichloromethane solution containing 3-bromopropylamine, stirring and reacting for 60-130 minutes under an inert gas environment, filtering, counting the oversize products into a dilute hydrochloric acid solution, reacting for 30-40 minutes, filtering and drying, and obtaining the modified fiber, wherein the length of the modified fiber is 10-15mm, and the fiber is high in strength and soft.
Further, the chitosan viscose fiber in the step S1 is prepared by adding chitosan into deionized water, stirring and dissolving, and then adding epichlorohydrin for full reaction; the pH value is adjusted to 7.5-8.5 by dilute hydrochloric acid, then viscose is added, stirring reaction is carried out, and a wet spinning process is adopted to prepare the chitosan viscose fiber, wherein the length of the chitosan viscose fiber is 8-13mm, the chitosan fiber has high rigidity, and the chitosan fiber is not easy to curl.
Further, the degreased and bleached cotton fiber in the step S1 is obtained by performing alkali cooking degreasing treatment on the loosened natural cotton fiber bundle, performing oxygen bleaching treatment on the natural cotton fiber bundle subjected to the alkali cooking degreasing treatment, performing water washing for 2-3 times, and drying, wherein the degreased and bleached cotton fiber is 7-10mm, is odorless, tasteless and colorless, has good water absorption, is soft, long and thin, white and elastic.
Further, the natural silk in the step S1 is treated by a finishing agent, and the finishing agent is prepared from block polyether and an emulsifier in a mass ratio of 1:1 stirring and mixing, then adding deionized water with the total mass of 50-60% of the mixed solution, and stirring for 1.5-2h at 140-160 ℃ to prepare the fiber material with long fiber and good air permeability.
Further, the step S4-2 of the step of changing the water jet pressure into 2 x 10 in a gradient manner 6 Pa for a duration of 20-30s, and then the water pressure is raised to 3 x 10 6 Pa for 10-15s, and then the water pressure is increased to 4 × 10 6 Pa, the duration is 5-10s, the pore-forming rate is high, and the reinforcement can be effectively realized.
Further, in the step S5, the gradient heating drying is specifically 130-150 ℃, the duration is 15-25min, then the temperature is reduced to 90-100 ℃ for 20-30min, then the temperature is reduced to 40-50 ℃ for continuous drying until the moisture content of the mask base cloth is 5.13-11.2%, the surface of the spunlace non-woven fabric is dried, then the temperature is reduced, and then the interior of the spunlace non-woven fabric is dried.
Furthermore, the feeding speed of the carding machine is 0.5-0.8m/min, the cylinder speed is 700-900m/min, the output fiber web speed is 50-60m/min, the lapping width is 2-2.5m, the non-uniformity of the non-woven fabric fiber web is 1-3%, the carding efficiency is high, and the lapping effect is good.
Further, the production speed of the water jet machine in the step S4-1 is 20-38m/min, the production speed of the water jet machine in the step S4-2 is 10-20m/min, and the water jet efficiency is high.
Furthermore, the water content of the non-woven fabric fiber net after the water mist pre-wetting is 30-50%, and 3D grains can be conveniently formed on the surface of the non-woven fabric fiber net after the concave-convex wheel is rolled.
The invention has the beneficial effects that:
the mask base cloth on the market basically does not have 3D grains, the appearance of the mask base cloth is attractive, more essence can be adsorbed due to the 3D grains, the mask base cloth is skin-attached, soft and good in breathability, the strength is better due to the double spunlace process, the mask base cloth is not prone to tearing, and the phenomenon of 'suck back' cannot occur when the mask base cloth is used as the mask base cloth.
Drawings
FIG. 1 is a schematic flow diagram of the present invention.
Fig. 2 is a schematic view of the embossing roll.
Detailed Description
Example 1:
as shown in fig. 1, a method for preparing a highly breathable 3D three-dimensional spunlace web for a mask base fabric, comprising the steps of:
s1, preparing mixed fibers:
modified cellulose, chitosan viscose fiber, degreased bleached cotton fiber and natural silk in a mass ratio of 3:2:1.5:0.8, opening again by a cotton mixing curtain opener, sending the cotton mixture to a multi-bin cotton mixing machine for cotton mixing, and obtaining mixed fiber bundles after cotton mixing;
s2, fiber carding:
putting the mixed fiber bundle obtained in the step S1 into a roller type carding machine for carding, carding the mixed fiber bundle into a thin net consisting of single fibers, then laying the thin net into a net, wherein the number of the laid layers is 2, and obtaining a non-woven fabric fiber net after laying;
s3, 3D texturing:
as shown in fig. 2, the non-woven fabric fiber web obtained in step S2 is subjected to water mist pre-wetting, the pre-wetted non-woven fabric fiber web is rolled by a flat wheel to make the layers of the non-woven fabric fiber web more compact, the rolled non-woven fabric fiber web is subjected to 3D embossing by a concave-convex wheel, the surface temperature of the concave-convex wheel is 80 ℃, and a 3D three-dimensional non-woven fabric is obtained after the embossing by the 3D concave-convex wheel;
s4, spunlacing reinforcement:
s4-1, pre-pricking:
performing water needle pre-needling on the 3D non-woven fabric obtained in the step S3, wherein the specification of a needle plate of a used water needle is 0.5mm, the distance between adjacent water needles is 1mm, and the pre-needled non-woven fabric is obtained after the water needle pre-needling is finished, wherein the aperture ratio of the pre-needled non-woven fabric is 15%;
s4-2, reinforcing the thorn:
carrying out 360-degree full-dimensional spunlace reinforcement on the pre-punched non-woven fabric obtained in the step S4-1, wherein the specification of a needle plate of a water needle is 1mm, the spunlace pressure is increased in a gradient manner, and the spunlace non-woven fabric is obtained after reinforcement and needling is finished, wherein the density of the guide holes on the cloth surface of the spunlace non-woven fabric is 50/cm 2 ；
S5, drying to form cloth:
and (5) carrying out gradient heating drying on the spunlace non-woven fabric obtained in the step (S4-2), and obtaining the mask base fabric after drying is finished.
The modified cellulose in the step S1 is prepared by soaking cellulose in an ethyl acetate solvent for 1h, adjusting the pH to 8 by ammonia water, filtering and drying, ultrasonically cleaning in ethanol for 30min, filtering after cleaning, adding oversize products into a dichloromethane solution containing 3-bromopropylamine, stirring and reacting for 60min under an inert gas environment, filtering, taking the oversize products out of a dilute hydrochloric acid solution, reacting for 30min, filtering and drying, and obtaining the modified fiber, wherein the length of the modified fiber is 10mm, and the fiber is high in strength and soft.
The chitosan viscose fiber in the step S1 is prepared by adding chitosan into deionized water, stirring and dissolving, and then adding epichlorohydrin for full reaction; the pH value is adjusted to 7.5 by dilute hydrochloric acid, then viscose is added, the mixture is stirred and reacts, and then the chitosan viscose fiber is prepared by a wet spinning process, wherein the length of the chitosan viscose fiber is 8mm, the chitosan fiber has high rigidity, and the chitosan fiber is not easy to curl.
The degreased and bleached cotton fiber in the step S1 is obtained by performing alkali cooking degreasing treatment on loosened natural cotton fiber bundles, performing oxygen bleaching treatment on the natural cotton fiber bundles subjected to alkali cooking degreasing treatment, performing washing for 2 times, and drying, wherein the degreased and bleached cotton fiber is 7mm, and is odorless, tasteless and colorless, has good water absorption, is soft, long, thin, white and elastic.
The natural silk in the step S1 is treated by a finishing agent, and the finishing agent is prepared from block polyether and an emulsifier in a mass ratio of 1:1 stirring and mixing, then adding deionized water accounting for 50 percent of the total mass of the mixed solution, and stirring for 1.5 hours at 140 ℃, thereby obtaining the fiber with long fiber and good air permeability.
Step S4-2, the spunlace pressure is changed into 2 x 10 in a gradient manner 6 Pa, duration of 20s, then the water pressure increased to 3X 10 6 Pa for 10s, then the water pressure was increased to 4 x 10 6 Pa, the duration is 5s, the porosity is high, and the reinforcement can be effectively realized.
In the step S5, the gradient heating drying is specifically 130-150 ℃, the duration is 15-25min, then the temperature is reduced to 90-100 ℃ for 20-30min, then the temperature is reduced to 40-50 ℃ for continuous drying until the moisture content of the mask base cloth is 5.13-11.2%, the surface of the spunlace non-woven fabric is dried, then the temperature is reduced, and then the interior of the spunlace non-woven fabric is dried.
The feeding speed of the carding machine is 0.5m/min, the cylinder speed is 700m/min, the output fiber web speed is 50m/min, the lapping width is 2m, the non-woven fabric fiber web irregularity rate is 1%, the carding efficiency is high, and the web forming effect is good.
The production speed of the water jet machine in the step S4-1 is 20m/min, the production speed of the water jet machine in the step S4-2 is 10m/min, and the water jet efficiency is high.
The water content of the non-woven fabric fiber net after the water mist pre-wetting is 30%, and 3D grains are formed on the surface of the non-woven fabric fiber net after the concave cam is rolled conveniently.
Example 2:
as shown in fig. 1, a method for preparing a highly breathable 3D three-dimensional spunlace web for a mask base fabric, comprising the steps of:
s1, preparing mixed fibers:
modified cellulose, chitosan viscose fiber, degreased bleached cotton fiber and natural silk in a mass ratio of 3:2:1.5:0.8, opening again by a cotton mixing curtain opener, sending to a multi-bin cotton mixing machine for cotton mixing to obtain mixed fiber bundles;
s2, fiber carding:
putting the mixed fiber bundle obtained in the step S1 into a roller type carding machine for carding, carding the mixed fiber bundle into a thin net consisting of single fibers, then laying the thin net into a net, wherein the number of the laid layers is 3, and obtaining a non-woven fabric fiber net after laying;
s3, 3D texturing:
as shown in fig. 2, the non-woven fabric fiber web obtained in step S2 is subjected to water mist pre-wetting, the pre-wetted non-woven fabric fiber web is rolled by a flat wheel to make the layers of the non-woven fabric fiber web more compact, the rolled non-woven fabric fiber web is subjected to 3D embossing by a concave-convex wheel, the surface temperature of the concave-convex wheel is 90 ℃, and a 3D three-dimensional non-woven fabric is obtained after the embossing by the 3D concave-convex wheel;
s4, spunlacing reinforcement:
s4-1, pre-pricking:
performing water needle pre-needling on the 3D non-woven fabric obtained in the step S3, wherein the specification of a needle plate of a used water needle is 0.8mm, the distance between adjacent water needles is 2mm, and the pre-needled non-woven fabric is obtained after the water needle pre-needling is finished, wherein the aperture ratio of the pre-needled non-woven fabric is 16%;
s4-2, reinforcing the thorn:
carrying out 360-degree full-dimensional spunlace reinforcement on the pre-punched non-woven fabric obtained in the step S4-1, wherein the specification of a needle plate of a water needle is 1.3mm, the spunlace pressure is increased in a gradient manner, and the spunlace non-woven fabric is obtained after reinforcement and needling is finished, wherein the density of the cloth cover flow guide holes of the spunlace non-woven fabric is 55/cm 2 ；
S5, drying to form cloth:
and (5) carrying out gradient heating drying on the spunlace non-woven fabric obtained in the step (S4-2), and obtaining the mask base fabric after drying is finished.
The modified cellulose in the step S1 is prepared by soaking cellulose in an ethyl acetate solvent for 1.5h, adjusting the pH to 8.5 by ammonia water, then filtering and drying, ultrasonically cleaning in ethanol for 40min, filtering after cleaning, adding oversize products into a dichloromethane solution containing 3-bromopropylamine, stirring and reacting for 100min under an inert gas environment, filtering, taking the oversize products out of a dilute hydrochloric acid solution, reacting for 35min, filtering and drying to obtain the modified fiber, wherein the length of the modified fiber is 13mm, and the fiber is high in strength and soft.
The chitosan viscose fiber in the step S1 is prepared by adding chitosan into deionized water, stirring and dissolving, and then adding epichlorohydrin for full reaction; the pH value is adjusted to 8 by dilute hydrochloric acid, then viscose is added, the mixture is stirred and reacts, and then the chitosan viscose fiber is prepared by a wet spinning process, wherein the length of the chitosan viscose fiber is 10mm, the chitosan fiber has high rigidity, and the chitosan fiber is not easy to curl.
The degreasing and bleaching cotton fiber in the step S1 is obtained by performing alkaline cooking degreasing treatment on loosened natural cotton fiber bundles, performing oxygen bleaching treatment on the alkaline cooking and degreasing treated natural cotton fiber bundles, performing washing and drying for 3 times, and the degreasing and bleaching cotton fiber is 8mm, is odorless, tasteless and colorless, has good water absorption, is soft, long and thin, white and elastic.
The natural silk in the step S1 is treated by a finishing agent, and the finishing agent is prepared from block polyether and an emulsifier in a mass ratio of 1:1 stirring and mixing, then adding deionized water accounting for 55 percent of the total mass of the mixed solution, and stirring for 1.8 hours at 150 ℃, thereby obtaining the fiber with long fiber and good air permeability.
Step S4-2, the spunlace pressure is changed into 2 x 10 in a gradient manner 6 Pa, duration 25s, then the water pressure increased to 3X 10 6 Pa for 13s, then the water pressure continues to rise to 4 x 10 6 Pa, the duration is 8s, the porosity is high, and the reinforcement can be effectively realized.
And in the step S5, the gradient heating drying is specifically carried out at 140 ℃, the duration time is 20min, then the temperature is reduced to 95 ℃ for 25min, then the temperature is reduced to 45 ℃ for continuous drying until the water content of the mask base cloth is 8.8%, the surface of the spunlace non-woven fabric is dried, then the temperature is reduced, and then the interior of the spunlace non-woven fabric is dried.
The feeding speed of the carding machine is 0.7m/min, the cylinder speed is 800m/min, the output fiber web speed is 55m/min, the lapping width is 2.3m, the non-woven fabric fiber web irregularity rate is 2%, the carding efficiency is high, and the web forming effect is good.
The production speed of the water jet machine in the step S4-1 is 30m/min, the production speed of the water jet machine in the step S4-2 is 15m/min, and the water jet efficiency is high.
The water content of the non-woven fabric fiber net after the water mist pre-wetting is 40%, and 3D grains are formed on the surface of the non-woven fabric fiber net after the concave cam is rolled conveniently.
Example 3:
as shown in fig. 1, a method for preparing a highly breathable 3D three-dimensional spunlace web for a mask base fabric, comprising the steps of:
s1, preparing mixed fibers:
modified cellulose, chitosan viscose fiber, degreased bleached cotton fiber and natural silk in a mass ratio of 3:2:1.5:0.8, opening again by a cotton mixing curtain opener, sending the cotton mixture to a multi-bin cotton mixing machine for cotton mixing, and obtaining mixed fiber bundles after cotton mixing;
s2, fiber carding:
putting the mixed fiber bundle obtained in the step S1 into a roller type carding machine for carding, carding the mixed fiber bundle into a thin net consisting of single fibers, then laying the thin net into a net, wherein the number of the laid layers is 3, and obtaining a non-woven fabric fiber net after laying;
s3, 3D pattern making:
as shown in fig. 2, the non-woven fabric fiber web obtained in step S2 is subjected to water mist pre-wetting, the pre-wetted non-woven fabric fiber web is rolled by a flat wheel to make the layers of the non-woven fabric fiber web more compact, the rolled non-woven fabric fiber web is subjected to 3D embossing by a concave-convex wheel, the surface temperature of the concave-convex wheel is 100 ℃, and a 3D three-dimensional non-woven fabric is obtained after the embossing by the 3D concave-convex wheel;
s4, spunlacing reinforcement:
s4-1, pre-pricking:
performing water needle pre-needling on the 3D non-woven fabric obtained in the step S3, wherein the specification of a needle plate of a used water needle is 1mm, the distance between adjacent water needles is 3mm, and the pre-needled non-woven fabric is obtained after the water needle pre-needling is finished, wherein the aperture ratio of the pre-needled non-woven fabric is 18%;
s4-2, reinforcing the thorn:
carrying out 360-degree full-dimensional spunlace reinforcement on the pre-punched non-woven fabric obtained in the step S4-1, wherein the specification of a needle plate of a water needle is 1.5mm, the spunlace pressure is increased in a gradient manner, and the spunlace non-woven fabric is obtained after reinforcement and needling is finished, wherein the density of the flow guide holes on the cloth cover of the spunlace non-woven fabric is 60/cm 2 ；
S5, drying to form cloth:
and (5) carrying out gradient heating drying on the spunlace non-woven fabric obtained in the step (S4-2), and obtaining the mask base fabric after drying is finished.
The modified cellulose in the step S1 is prepared by soaking cellulose in an ethyl acetate solvent for 2 hours, adjusting the pH to 9 by ammonia water, filtering and drying, ultrasonically cleaning in ethanol for 50min, filtering after cleaning, adding oversize products into a dichloromethane solution containing 3-bromopropylamine, stirring and reacting for 130min under an inert gas environment, filtering, taking the oversize products out of a dilute hydrochloric acid solution, reacting for 40min, filtering and drying, and obtaining the modified fiber, wherein the length of the modified fiber is 15mm, and the fiber is high in strength and soft.
The chitosan viscose fiber in the step S1 is prepared by adding chitosan into deionized water, stirring and dissolving, and then adding epichlorohydrin for full reaction; the pH value is adjusted to 8.5 by dilute hydrochloric acid, then viscose is added, stirring is carried out, reaction is carried out, and then a wet spinning process is adopted to prepare the chitosan viscose fiber, wherein the length of the chitosan viscose fiber is 13mm, the chitosan fiber has high rigidity, and the chitosan fiber is not easy to curl.
The degreased and bleached cotton fiber in the step S1 is obtained by performing alkali boiling degreasing treatment on loosened natural cotton fiber bundles, performing oxygen bleaching treatment on the natural cotton fiber bundles subjected to alkali boiling degreasing treatment, and performing washing and drying for 3 times to obtain the degreased and bleached cotton fiber, wherein the thickness of the degreased and bleached cotton fiber is 10mm, and the degreased and bleached cotton fiber is odorless, tasteless and colorless, has good water absorption, is soft, slender, white and elastic.
The natural silk in the step S1 is treated by a finishing agent, and the finishing agent is prepared from block polyether and an emulsifier in a mass ratio of 1:1 stirring and mixing, then adding deionized water accounting for 60 percent of the total mass of the mixed solution, and stirring for 2 hours at 160 ℃ to prepare the fiber material with long fiber and good air permeability.
Step S4-2, the spunlace pressure is changed into 2 x 10 in a gradient manner 6 Pa, duration of 30s, then the water pressure increased to 3X 10 6 Pa for 15s, then the water pressure was increased to 4 x 10 6 Pa, the duration is 10s, the porosity is high, and the reinforcement can be effectively realized.
In the step S5, the gradient heating drying is specifically 150 ℃, the duration time is 25min, then the temperature is reduced to 100 ℃ for 30min, then the temperature is reduced to 50 ℃, the continuous drying is carried out until the water content of the mask base cloth is 11.2%, the surface of the spunlace non-woven fabric is dried, then the temperature is reduced, and then the interior of the spunlace non-woven fabric is dried.
The feeding speed of the carding machine is 0.8m/min, the cylinder speed is 900m/min, the output fiber net speed is 60m/min, the lapping width is 2.5m, the non-woven fabric fiber net irregularity rate is 3%, the carding efficiency is high, and the net forming effect is good.
The production speed of the water jet machine in the step S4-1 is 38m/min, the production speed of the water jet machine in the step S4-2 is 20m/min, and the water jet efficiency is high.
The water content of the non-woven fabric fiber net after the water mist pre-wetting is 50%, and 3D grains are formed on the surface of the non-woven fabric fiber net after the concave cam is rolled conveniently.
Comparing example 1 to example 3, the mask base cloth prepared in example 3 was softer, and 3D textures were more clearly apparent and air permeability was better, so example 3 was the most preferable example.
Claims (10)
1. A preparation method of a high-breathability 3D three-dimensional spunlace network for mask base cloth is characterized by comprising the following steps:
s1, preparing mixed fibers:
modified cellulose, chitosan viscose fiber, degreased bleached cotton fiber and natural silk in a mass ratio of 3:2:1.5:0.8, opening again by a cotton mixing curtain opener, sending the cotton mixture to a multi-bin cotton mixing machine for cotton mixing, and obtaining mixed fiber bundles after cotton mixing;
s2, fiber carding:
putting the mixed fiber bundle obtained in the step S1 into a roller type carding machine for carding, carding the mixed fiber bundle into a thin net consisting of single fibers, then laying the thin net into a net, wherein the number of the laid layers is 2-3, and obtaining a non-woven fabric fiber net after laying;
s3, 3D texturing:
carrying out water mist prewetting on the non-woven fabric fiber net obtained in the step S2, carrying out flat wheel rolling on the pre-wetted non-woven fabric fiber net to enable the layers of the non-woven fabric fiber net to be more compact, carrying out texture forming on the rolled non-woven fabric fiber net through a 3D (three-dimensional) concave-convex wheel, wherein the surface temperature of the concave-convex wheel is 80-100 ℃, and obtaining a 3D (three-dimensional) non-woven fabric after texture forming through the 3D concave-convex wheel;
s4, spunlacing reinforcement:
s4-1, pre-pricking:
performing water needle pre-needling on the 3D non-woven fabric obtained in the step S3, wherein the specification of a needle plate of a used water needle is 0.5-1mm, the distance between adjacent water needles is 1-3mm, and the pre-needled non-woven fabric is obtained after the water needle pre-needling is finished, wherein the aperture ratio of the pre-needled non-woven fabric is 15-18%;
s4-2, reinforcing the thorn:
carrying out 360-degree full-dimensional spunlace reinforcement on the pre-punched non-woven fabric obtained in the step S4-1, wherein the specification of a needle plate of a water needle is 1-1.5mm, the spunlace pressure is increased in a gradient manner, and the spunlace non-woven fabric is obtained after reinforcement and needling is finished, wherein the density of the cloth cover flow guide holes of the spunlace non-woven fabric is 50-60/cm 2 ；
S5, drying to form cloth:
and (5) carrying out gradient heating drying on the spunlace non-woven fabric obtained in the step (S4-2), and obtaining the mask base fabric after drying is finished.
2. The method for preparing a highly air-permeable 3D three-dimensional hydroentangled web for mask base fabric according to claim 1, wherein the modified cellulose in step S1 is prepared by soaking cellulose in an ethyl acetate solvent for 1-2 hours, adjusting the pH to 8-9 with ammonia water, filtering and drying, ultrasonically cleaning in ethanol for 30-50min, filtering after cleaning, adding the oversize to a dichloromethane solution containing 3-bromopropylamine, stirring and reacting under an inert gas atmosphere for 60-130min, filtering, counting the oversize in a dilute hydrochloric acid solution, reacting for 30-40min, filtering and drying to obtain the modified fiber, wherein the length of the modified fiber is 10-15mm.
3. The method for preparing a highly breathable 3D three-dimensional spunlace web for mask base cloth according to claim 1, wherein the chitosan viscose in step S1 is prepared by adding chitosan into deionized water, stirring and dissolving, and then adding epichlorohydrin for full reaction; adjusting the pH value to 7.5-8.5 by dilute hydrochloric acid, adding viscose, stirring, reacting, and preparing the chitosan viscose fiber by a wet spinning process, wherein the length of the chitosan viscose fiber is 8-13mm.
4. The method for preparing a highly breathable 3D three-dimensional spunlace used for mask base cloth according to claim 1, wherein the bleached cotton fibers in step S1 are prepared by subjecting natural cotton fiber bundles after opening to alkaline cooking degreasing treatment, subjecting the natural cotton fiber bundles after alkaline cooking degreasing treatment to oxygen bleaching treatment, and then subjecting the natural cotton fiber bundles to 2-3 times of water washing and drying to obtain bleached cotton fibers, wherein the bleached cotton fibers are 7-10mm in thickness.
5. The method for preparing the highly breathable 3D three-dimensional spunlace used for the mask base fabric according to claim 1, wherein the natural silk in the step S1 is treated by a finishing agent, and the finishing agent is prepared from block polyether and an emulsifier in a mass ratio of 1:1 stirring and mixing, then adding deionized water accounting for 50-60% of the total mass of the mixed solution, and stirring for 1.5-2h at 140-160 ℃ to prepare the water-based paint.
6. The method for preparing a highly breathable 3D three-dimensional hydroentangled web according to claim 1, wherein the hydroentangling pressure of step S4-2 is varied in a gradient of 2 x 10 6 Pa for 20-30s, then the water pressure is increased to 3 x 10 6 Pa for 10-15s, and then the water pressure is increased to 4 × 10 6 Pa, and the duration is 5-10s.
7. The method for preparing a highly breathable 3D three-dimensional spunlace web for a mask base fabric according to claim 1, wherein the gradient heating and drying in step S5 is specifically 130-150 ℃ for 15-25min, then the temperature is reduced to 90-100 ℃ for 20-30min, and then the temperature is reduced to 40-50 ℃ for continuous drying until the moisture content of the mask base fabric is 5.13-11.2%.
8. The method of claim 1, wherein the carding machine has a feeding speed of 0.5-0.8m/min, a cylinder speed of 700-900m/min, an output web speed of 50-60m/min, a lapping width of 2-2.5m, and a non-uniformity of the non-woven web of 1-3%.
9. The method for preparing a highly breathable 3D three-dimensional hydroentangled web according to claim 1, wherein the production speed of the hydroentangling machine in the step S4-1 is 20-38m/min, and the production speed of the hydroentangling machine in the step S4-2 is 10-20m/min.
10. The method for preparing a highly breathable 3D three-dimensional spunlace web for mask base cloth according to claim 1, wherein the moisture content of the nonwoven fabric fiber web after water mist pre-wetting is 30-50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785841.2A CN115198444A (en) | 2022-07-04 | 2022-07-04 | Preparation method of high-breathability 3D three-dimensional spunlace net for mask base cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785841.2A CN115198444A (en) | 2022-07-04 | 2022-07-04 | Preparation method of high-breathability 3D three-dimensional spunlace net for mask base cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115198444A true CN115198444A (en) | 2022-10-18 |
Family
ID=83578213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210785841.2A Pending CN115198444A (en) | 2022-07-04 | 2022-07-04 | Preparation method of high-breathability 3D three-dimensional spunlace net for mask base cloth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115198444A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115928434A (en) * | 2022-11-16 | 2023-04-07 | 画美实业(上海)有限公司 | Production and preparation process of ice drilling permeable membrane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544090A (en) * | 2016-01-21 | 2016-05-04 | 苏州印丝特纺织数码科技有限公司 | Patterned non-woven fabric with concave-convex patterns and preparing method of patterned non-woven fabric |
| CN107620158A (en) * | 2017-09-08 | 2018-01-23 | 广州世航生物科技有限公司 | Spunlace non-woven cloth mask substrate of 3D D structures and preparation method thereof |
| CN108166157A (en) * | 2017-12-25 | 2018-06-15 | 合肥洁诺无纺布制品有限公司 | Antibacterial spunlace non-woven cloth beauty mask base fabric of a kind of moisture absorption and preparation method thereof |
| CN109267238A (en) * | 2017-07-18 | 2019-01-25 | 郑伟明 | A kind of production method of thread silks face paper |
| CN113774562A (en) * | 2021-10-11 | 2021-12-10 | 苏鹏 | Modified cellulose spunlace non-woven fabric and preparation method thereof |
| WO2022062830A1 (en) * | 2020-09-24 | 2022-03-31 | 浙江王金非织造布有限公司 | Unidirectional water-guiding facial mask base material and preparation method therefor |
-
2022
- 2022-07-04 CN CN202210785841.2A patent/CN115198444A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544090A (en) * | 2016-01-21 | 2016-05-04 | 苏州印丝特纺织数码科技有限公司 | Patterned non-woven fabric with concave-convex patterns and preparing method of patterned non-woven fabric |
| CN109267238A (en) * | 2017-07-18 | 2019-01-25 | 郑伟明 | A kind of production method of thread silks face paper |
| CN107620158A (en) * | 2017-09-08 | 2018-01-23 | 广州世航生物科技有限公司 | Spunlace non-woven cloth mask substrate of 3D D structures and preparation method thereof |
| CN108166157A (en) * | 2017-12-25 | 2018-06-15 | 合肥洁诺无纺布制品有限公司 | Antibacterial spunlace non-woven cloth beauty mask base fabric of a kind of moisture absorption and preparation method thereof |
| WO2022062830A1 (en) * | 2020-09-24 | 2022-03-31 | 浙江王金非织造布有限公司 | Unidirectional water-guiding facial mask base material and preparation method therefor |
| CN113774562A (en) * | 2021-10-11 | 2021-12-10 | 苏鹏 | Modified cellulose spunlace non-woven fabric and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王洪、靳向煜、吴海波编著: "《非织造材料及其应用》", vol. 1, 中国纺织出版社, pages: 146 - 147 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115928434A (en) * | 2022-11-16 | 2023-04-07 | 画美实业(上海)有限公司 | Production and preparation process of ice drilling permeable membrane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105088532B (en) | A kind of high water conservation mask substrate and preparation method thereof | |
| CN105220357A (en) | A kind of spunlace non-woven cloth and preparation method | |
| CN104389109B (en) | A kind of composite water-spurt non-woven cloth and preparation method thereof | |
| CN105200656B (en) | Nonwoven mask substrate and preparation method thereof | |
| CN101624755A (en) | Production technique of pure cotton non-woven fabrics and device | |
| CN112323485B (en) | Production process for online fruit dyeing spunlace non-woven fabric | |
| CN104762750A (en) | High skin-attaching-performance crystal facial mask spunlaced non-woven fabric and processing method thereof | |
| CN104963100A (en) | Novel light, thin and breathable silk-drawing composite mask base cloth | |
| CN115198444A (en) | Preparation method of high-breathability 3D three-dimensional spunlace net for mask base cloth | |
| CN108277577A (en) | It is a kind of to utilize waste and old textile fabric manufacture heat insulating elastic non-woven material and preparation method thereof | |
| CN112746388A (en) | Processing method of spunlace non-woven fabric | |
| CN113774675A (en) | Processing method of PBT (polybutylene terephthalate) type embossed superfine fiber synthetic leather | |
| CN114086313B (en) | Plant fiber leather base cloth and manufacturing method thereof | |
| KR0179647B1 (en) | Leather-touch pile fabric and method of making said fabric | |
| CN210341268U (en) | Novel spunlace non-woven fabric | |
| CN108589155A (en) | A kind of dyeing and finishing processing method of cotton matte wide width material | |
| CN109629109A (en) | A kind of preparation method of pure cotton non-woven Tetramune | |
| CN212375494U (en) | Non-woven fabric, mask and medical dressing | |
| CN102934963A (en) | Preparation method of environment-friendly degradable wet tissue material | |
| CN108642711A (en) | A kind of preparation method and non-woven fabrics of high loft non-woven cloth | |
| CN109267238A (en) | A kind of production method of thread silks face paper | |
| CN115506154A (en) | Preparation process and application of semi-water-repellent material | |
| JP2000110028A5 (en) | ||
| CN100570033C (en) | Air-lay web hydro-entangled composite entanglement product and preparation method and equipment | |
| CN207699785U (en) | A kind of spunlaced face mask base material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |