CN111893772B - Manufacturing method of fragrant fabric and fragrant fabric - Google Patents
Manufacturing method of fragrant fabric and fragrant fabric Download PDFInfo
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- CN111893772B CN111893772B CN202010785651.1A CN202010785651A CN111893772B CN 111893772 B CN111893772 B CN 111893772B CN 202010785651 A CN202010785651 A CN 202010785651A CN 111893772 B CN111893772 B CN 111893772B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
- D06M23/12—Processes in which the treating agent is incorporated in microcapsules
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- 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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B15/00—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/005—Compositions containing perfumes; Compositions containing deodorants
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/507—Polyesters
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fats And Perfumes (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention relates to the technical field of textile manufacturing, in particular to a manufacturing method of a fragrant fabric and the fragrant fabric, wherein the manufacturing method of the fragrant fabric comprises the following preparation steps: 1) Forming an aqueous solution of perfume microcapsules; 2) Immersing the fabric in an aqueous solution of the perfume microcapsules; 3) Drying the aqueous solution of perfume microcapsules to form a perfume-containing fabric; the preparation method of the essence microcapsule comprises the steps of sequentially emulsifying and atomizing essence dissolved in water and polylactic acid. The manufacturing method of the fragrant fabric and the fragrant fabric provided by the invention not only provide the fragrant fabric which has special fragrance and is pleasant, but also well solve the problem that the fragrance of the microcapsule prepared in the prior art is easily damaged in the subsequent preparation process so as to be released in advance.
Description
Technical Field
The invention relates to the technical field of textile manufacturing, in particular to a manufacturing method of a fragrant fabric and the fragrant fabric.
Background
Along with the improvement of the life quality of people, more and more people begin to pay attention to the facial cleaning problem of oneself, the first reaction that the outward appearance of people is shown for others after all is your face, and the face of one person clean can bring more chances and confidence to oneself, especially women, more need pay attention to the facial cleaning of oneself, and the clean skin care product of your choice has just played fine effect this moment.
In daily articles, the towel is used as a high-frequency cleaning and skin care product, and the towel can not be used for washing and wiping the face; however, people often forget to clean and sterilize the towel while using the towel;
it is reported that bacteria can reach millions of levels when a towel is used for half a year, and common or high-grade towels are used for only 5 days continuously, and the towels are very easy to smell and breed a large amount of bacteria due to the fact that the towels are in a wet environment in a bathroom, the wet environment is just a hotbed for the bacteria to grow on, and the sunshine is lacked.
Therefore, the application number 201110117752.2 "towel" discloses a towel, the publication date is 2012, 11 and 14 days, the production process of the towel is that after purification treatment and primary sterilization treatment, nanometer bacteriostatic agents and health care nutrients beneficial to human bodies are added for secondary sterilization treatment, and the finished towel product is subjected to totally-enclosed aseptic packaging or vacuum packaging. The towel is purified, dirt and dust of products in the production and transportation processes can be removed, the products are sterilized for multiple times, a multifunctional three-dimensional sterilization mode is adopted, the sterile effect of the products is guaranteed, the nanometer bacteriostatic agent is added, the breeding of bacteria in daily use is inhibited, and the towel has a health care function by adding the health care nutrient.
However, in fact, in order to reduce the growth of bacteria on the towel and add bacteriostatic substances, the manufacturing cost of the towel is increased to a certain extent, so that many consumers do not wish to buy a bill for the purpose;
as the disposable products are more and more brought into the lives of people, the derived disposable facial cleanser is deeply loved by the consumers due to the convenience, the sterility, the proper price and the wide application range;
therefore, the application number 201910786090.4 'disposable facial cleaning towel with composite natural plant fibers' discloses a disposable facial cleaning towel with composite natural plant fibers and a preparation method thereof, wherein the disposable facial cleaning towel is published in 2019, 11 and 15 days, and comprises a first mixed fiber mesh layer, a three-dimensional porous mesh layer and a second mixed fiber mesh layer, and the first mixed fiber mesh layer, the three-dimensional porous mesh layer and the second mixed fiber mesh layer are of a stacked structure; the three-dimensional porous reticular layer is arranged in the middle of the first mixed fiber net layer and the second mixed fiber net layer. The outer layer of the face cleaning towel compositely uses fir wood pulp fiber and tencel fiber; the air permeability and the water absorption are good, the storage and the cleaning are convenient, and the skin-friendly feeling is improved.
However, most of the current fabrics have single function and only play a role of wiping, and the market urgently needs diversification.
Disclosure of Invention
In order to solve the problem of single function of the existing fabric mentioned in the background technology, the invention provides a manufacturing method of a fragrant fabric, which comprises the following preparation steps:
1) Forming an aqueous solution of perfume microcapsules;
2) Immersing the fabric in the aqueous solution of the essence microcapsules;
3) Drying the aqueous solution of perfume microcapsules to form a perfume-containing fabric;
the preparation method of the essence microcapsule comprises the steps of sequentially emulsifying and atomizing essence dissolved in water and polylactic acid.
The essence refers to a fresh flower/fruit extract of plants beneficial to human bodies; the elastic modulus of the polylactic acid PLA is 3000-3200MPa;
the emulsification is preferably to dissolve wall material polylactic acid and non-aqueous material, dissolve trap in water, disperse aqueous solution in polylactic acid solution to prepare W/O oil-in-water solution, atomize the emulsified product to form macro-cluster shape by ultrasonic atomizer, remove solvent, the way of removing solvent is preferably to dry, volatilize solvent, solidify polylactic acid to wrap essence to prepare microcapsule, the core of the said macro-cluster is essence molecule, the capsule wall wrapped by its periphery is PLA polymer;
the essence microcapsule keeps the chemical property of the original substance, and the capsule wall has certain toughness under the normal state, and the toughness is only larger than 2kg/m 2 The capsule wall is broken, and after the outer capsule wall is broken, the essence molecules inside the capsule wall do Brownian motion and are released continuously, and the process is called essence microencapsulation.
In the above-mentioned aspectsOn the basis, the mass ratio of the essence to the polylactic acid is 7:3, and the capsule wall extrusion pressure of the essence microcapsule is more than 2kg/m 2 。
On the basis of the scheme, the essence is juicy peach essence, and the polylactic acid is prepared from a corn starch raw material.
On the basis of the scheme, the particle diameter of the macromolecular groups formed after atomization is 45-55 μm, and preferably 50 μm.
On the basis of the scheme, further, the step 1) of forming the aqueous solution of the essence microcapsules comprises dissolving the essence microcapsules in water at 25 ℃ according to the mass ratio of 1:1 to 1.
Wherein, the components are diluted and stirred for 3 minutes according to the mass ratio of 1:1; then dissolving the mixture in water at 25 ℃ according to the mass ratio of 1;
it should be noted that, dissolving in water according to the mass ratio of 1:1 and 1.
On the basis of the scheme, the fabric further comprises a pre-spunlace non-woven fabric formed by carrying out blowing, carding, lapping and spunlace treatment on fiber raw materials.
The fiber raw materials are overlapped with a woven net paved by a carding lapper through a cross lapper, and then are spun-laced to form a pre-spun-laced non-woven fabric, and the structure of the pre-spun-laced non-woven fabric is loose, so that other materials are easy to bond between fiber gaps, and the microcapsules are easier to adhere to the fabric.
On the basis of the scheme, further, the step 2) of immersing the fabric into the water solution of the microcapsules comprises the step of passing the fabric through the water solution dissolved with the essence microcapsules at the speed of 40-80 m/min.
The fabric is passed through the water solution dissolved with the essence microcapsules at the speed of 40-80m/min, so that the microcapsules can be better clamped between fibers of the fabric, and the effect is optimal particularly when the fabric is a pre-spunlace non-woven fabric;
on the basis of the scheme, further, the step 3) of drying the aqueous solution of the essence microcapsules to form the fragrant fabric comprises the steps of pre-drying through a dryer and then heating through a penetrating rotary drum.
On the basis of the scheme, further, the step 3) of drying the aqueous solution of the essence microcapsules to form the perfume-containing fabric comprises drying at 128-132 ℃.
The inventor surprisingly finds that the control of the drying temperature is one of the keys of the technology, the microcapsule is melted due to overhigh temperature, and the fragrance is leaked to lose the meaning of slow release of the capsule; and when the temperature is too low, the outer wall of the microcapsule can not reach a critical state (namely an aging state), the microcapsule is not easy to break after extrusion, the fragrance is released, the moisture content of the dried fabric is 60%, and the capsule wall can be bonded on the fiber in a critical state to be melted.
On the basis of the scheme, the method further comprises the step 4) of jacquard weave for opening the microcapsule wall to release essence fragrance.
The invention provides the fragrant fabric prepared by the method for manufacturing the fragrant fabric.
According to the manufacturing method of the fragrant fabric, the microcapsules formed by emulsifying and atomizing the essence and the polylactic acid have certain toughness, are not easily broken in the manufacturing process, and effectively prevent the fragrance of the essence in the microcapsules from being released in advance; meanwhile, the microcapsules are uniformly dispersed in the aqueous solution by adopting a two-step dissolving and diluting mode, and the structure of the pre-spunlace non-woven fabric is loose, so that other materials are easy to bond between fiber gaps, and the microcapsules are easy to adhere to the fabric;
and effective temperature regulation and control are carried out in the drying process, so that the situation that the microcapsules are melted due to overhigh temperature or the temperature is too low, the outer wall of the microcapsules cannot reach a critical state (namely an aging state), and the microcapsules are not easy to break later and release fragrance is avoided.
The manufacturing method of the fragrant fabric and the fragrant fabric provided by the invention not only provide the fragrant fabric which has special fragrance and is pleasant, but also well solve the problem that the fragrance of the microcapsule prepared in the prior art is easily damaged in the subsequent preparation process so as to be released in advance.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The invention provides a method for manufacturing fragrant fabrics, in particular to a method for manufacturing honey peach fragrance type jacquard disposable face towel, which comprises the following steps:
1) Preparation of honey peach essence microcapsule
Dissolving honey peach essence in pure water, emulsifying the honey peach essence and liquid PLA polylactic acid together, atomizing the honey peach essence and the liquid PLA polylactic acid into macromolecular groups with the particle size of 50 +/-5 microns through an ultrasonic atomizer, wherein the core of the macromolecular groups is honey peach essence molecules, the peripheries of the macromolecular groups are wrapped by capsule PLA polymers, and the macromolecular groups are in a liquefied state;
the microcapsule maintains the original physical chemical property, and honey peach molecules are continuously released by brownian motion after the outer layer capsule is crushed; the capsule wall of the microcapsule is made of corn starch raw materials, glucose is obtained from the starch raw materials through saccharification, high-purity lactic acid is prepared through fermentation of the glucose and certain strains, and polylactic acid PLA with a certain molecular weight is synthesized through a chemical synthesis method;
2) Aqueous solution for forming perfume microcapsules
Arranging an impregnation tank on a production line, dissolving the microcapsules prepared in the step into water with the temperature of 25 ℃, and specifically performing the steps according to the following two steps: the first step is to dilute and dissolve the microcapsule according to the weight ratio of 1:1 to water, and the second step is to dilute and dissolve the microcapsule according to the weight ratio of 1;
3) Preparation of the Fabric
After cotton cleaning, carding and lapping treatment are carried out on absorbent cotton, pure cotton or viscose, a fiber net paved by another carding lapping machine is overlapped through a cross lapping machine, and spunlace is carried out to form pre-spunlace non-woven fabric, wherein the using pressure of the pre-spunlace non-woven fabric is 85% of the normal pressure;
4) Immersing the fabric in the aqueous solution of the essence microcapsules
The method comprises the following steps of (1) enabling the prefabricated spunlace non-woven fabric to pass through an impregnation tank at the speed of 40-80 meters per minute, enabling the length of the impregnation tank to be 2.5 meters, the width to be 50 centimeters and the depth to be 50 centimeters, and transversely placing the impregnation tank between production lines;
5) Drying the aqueous solution of perfume microcapsules to form a perfume-containing fabric
Sequentially carrying out pre-drying by a dryer and drying by a heat penetration type rotary drum, wherein the drying temperature is 130 +/-2 ℃, the pre-drying time of the dryer is preferably 50s, the water content of the spunlace non-woven fabric is 60%, and the capsule wall is bonded on the outer layer fiber in a critical state to be melted; the penetrating dryer is used for uniformly distributing the microcapsules in the inner layer of the non-woven fabric, and the drying time is 30s.
6) Spunlace jacquard
Carrying out spunlace jacquard according to 110-115% of spunlace pressure of the designed gram weight, and extracting the cloth surface pattern of the non-woven fabric, so as to form the juicy peach pattern spunlace non-woven fabric, wherein the juicy peach pattern spunlace non-woven fabric can pass through a juicy peach pattern die, so that the juicy peach pattern appears on the cloth surface spunlace cloth surface;
simultaneously crushing the microcapsule wall, and using 2.00-2.40kg/m 2 Drying the juicy peach blossom type spunlace nonwoven fabric according to the drying program again, opening the microcapsule wall and starting to control and release the fragrance of juicy peaches and the like.
7) Made into honey peach fragrance type jacquard disposable face washing towel
The prepared honey peach flavor spunlace non-woven fabric is folded in a cross way and cut into stacked blocks of 10-40cm x 10-40cm to form the honey peach flavor disposable face washing towel (the disposable face washing towel).
The invention also provides the following examples and comparative examples:
table 1 table of the examples
Table 2 part of comparative example implementation parameter table
In examples 1-3, the honey peach-flavor jacquard disposable facial towel is prepared according to the preparation method and the process parameters shown in table 1, and the taste concentration and the retention time are suitable or optimal under the process instruction;
table 2 shows the process parameters used in comparative examples 1-10, at which the product was produced at an unsuitable concentration and duration of odor release.
Testing the Effect of comparative micelle particle size
In comparative example 1, except that the particle size of the micelle obtained by demisting was 43 μm, the rest was the same as the preparation method of example 2;
in comparative example 2, except that the particle size of the micelle obtained by demisting was 57 μm, the rest was the same as the preparation method of example 2;
the juicy peach-flavor jacquard disposable facial tissues prepared in the examples 1-3 and the comparative examples 1-2 were tested, and the test results are shown in table 3:
TABLE 3 microcapsule particle size effect fruit test table
| Comparative example 1 | Example 1 | Example 2 | Example 3 | Comparative example 2 | |
| Atomized particle size | 43 | 46 | 50 | 53 | 57 |
| Has strong and weak taste | Not strong enough taste | Has good taste | Has good taste | Has good taste | Has strong taste |
Testing and comparing the effects of immersion speed
In comparative example 3, the preparation method was the same as that of example 2 except that the dipping speed was 30 m/min;
in comparative example 4, the preparation process was the same as that of example 2 except that the impregnation speed was 90m/mi n;
the honey peach-flavored jacquard disposable facial tissues prepared in examples 1-3 and comparative examples 3-4 were tested
TABLE 4 immersion speed effect fruit test chart
| Comparative example 3 | Example 1 | Example 2 | Example 3 | Comparative example 4 | |
| Speed of impregnation | 30m/min | 40m/min | 60m/min | 80m/min | 90m/min |
| Comparison of effects | Strong smell | Smell is suitable | Smell is suitable | Smell is suitable | Has light smell |
Testing the influence of comparative drying temperature
In comparative example 5, the preparation method was the same as that of example 2 except that the drying temperature was 125 ℃;
in comparative example 6, the preparation method was the same as that of example 2 except that the drying temperature was 135 ℃;
the honey peach-flavored jacquard disposable facial tissues prepared in examples 1-3 and comparative examples 3-4 were tested.
TABLE 5 drying temperature effect fruit test chart
Testing and comparing microcapsule wall toughness
Comparative example 7, except that the wall-breaking pressure used in crushing the microcapsule wall was 1.80kg/m 2 Otherwise, the rest of the preparation method is consistent with the preparation method of the embodiment 2;
comparative example 8, the pressure for breaking the walls other than that used in breaking the microcapsule walls was 1.95kg/m 2 Otherwise, the rest of the preparation method is consistent with the preparation method of the embodiment 2;
comparative example 9, except that the wall-breaking pressure used in crushing the microcapsule wall was 2.50kg/m 2 Otherwise, the rest of the preparation method is consistent with the preparation method of the embodiment 2;
comparative example 10, except that the wall-breaking pressure used in crushing the microcapsule wall was 2.60kg/m 2 Otherwise, the rest of the preparation method is consistent with the preparation method of the embodiment 2;
the honey peach-flavored jacquard disposable facial tissues prepared in examples 1-3 and comparative examples 7-10 were tested.
Table 6 wall-breaking pressure effect experimental table
Comparison of Dry and Wet manufacturing methods
In comparative example 11, the same method for manufacturing the honey peach flavor microcapsules as in example 2 was adopted, then the prepared honey peach flavor microcapsules were uniformly sprayed onto a bottom layer web through a nozzle, and then compounded into a microcapsule-filled nonwoven fabric base fabric through a double-web compounding roller, and then spunlace, drying and spunlace jacquard under the same conditions as in example 2 were carried out to prepare a honey peach flavor type jacquard disposable washcloth;
the honey peach-flavored jacquard disposable facial tissues prepared in examples 1-3 and comparative example 11 were tested.
TABLE 7 Performance test Table for dry and wet manufacturing method
| Dry method microcapsule non-woven fabric | Microcapsule non-woven fabric prepared by using method | |
| Comparison of odors | Uneven smell | Balanced smell and proper shade |
| 2, holding time | The odor is controlled unevenly for 8-10 months | Balanced release of odor for 12 months |
| Firmness of microcapsules | Has the phenomenon of microcapsule shedding | No shedding of microcapsule |
Comparison of microcapsule preparation Processes
In comparative example 12, except that the method for preparing the honey peach essence microcapsule is changed into the following mode: fully mixing honey peach essence and 25wt% of starch water solution, uniformly stirring, and atomizing into macromolecular clusters; the rest is consistent with the preparation method of the example 2;
the honey peach-flavored jacquard disposable facial tissues prepared in examples 1-3 and comparative example 12 were tested.
Table 8 different microcapsule performance test table
| Method for preparing microcapsule by using starch as wall | The method is used as a microcapsule | |
| 1. Comparison of microcapsule wall toughness | Poor flexibility | Has good flexibility |
| 2. Microcapsule retention time | The retention time is 2 months | The retention time is 12 months |
| 3. Experiment of wetting | Easily affected with moisture and losing efficacy without odor | Maintaining odor after being wetted |
Through the experiments and tests, the fragrant fabric prepared by the manufacturing method of the fragrant fabric provided by the invention has lasting fragrance, and meanwhile, in the experimental process, the inventor unexpectedly finds that when the number of the capsule walls of the microcapsules which are not crushed is more than 5%, the fragrance is weak, and the microcapsules can be smelled only through careful and quiet smelling, so that the intuitive judgment of product characteristics is not facilitated, the excessively high crushing percentage can cause the excessively high fragrance and affect the experience of consumers, and when the crushing proportion of the capsule walls is 96%, the effect is optimal.
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 (4)
1. The manufacturing method of the fragrant fabric is characterized by comprising the following preparation steps:
1) Forming an aqueous solution of perfume microcapsules;
2) Immersing the fabric in the aqueous solution of the essence microcapsules;
3) Drying the aqueous solution of perfume microcapsules to form a perfume-containing fabric;
the preparation method of the essence microcapsule comprises the steps of sequentially emulsifying and atomizing essence dissolved in water and polylactic acid, wherein the mass ratio of the essence to the polylactic acid is 7:3, and the extrusion rupture pressure of the capsule wall of the essence microcapsule is more than 2kg/m 2 The particle size of the macromolecular groups formed after atomization is 45-55 mu m;
the step 1) of forming the aqueous solution of the essence microcapsules comprises the steps of dissolving the essence microcapsules in water at 25 ℃ according to the mass ratio of 1:1 to 1;
said step 2) immersing the fabric in said aqueous solution of microcapsules comprising passing said fabric through an aqueous solution having dissolved perfume microcapsules at a speed of 40-80 m/min;
drying the aqueous solution of the essence microcapsules in the step 3) to form the fragrant fabric, wherein the drying is carried out at the temperature of 128-132 ℃, and the water content of the dried fragrant fabric is 60%;
the fabric comprises pre-spunlace non-woven fabric formed by fiber raw materials through blowing, carding, lapping and spunlace treatment.
2. The method of manufacturing a scent-containing fabric of claim 1, wherein: and 3) drying the aqueous solution of the essence microcapsules to form the fragrant fabric, wherein the step comprises pre-drying by a dryer and then heating the fragrant fabric by a penetrating rotary drum.
3. The method of manufacturing a scent-containing fabric of claim 1, wherein: and 4) jacquard weaving to open the microcapsule wall to release essence fragrance.
4. A fragrant fabric produced by the method of producing a fragrant fabric according to any one of claims 1 to 3.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI316979B (en) * | 2002-04-09 | 2009-11-11 | China Testile Inst | |
| CN1523162A (en) * | 2003-02-18 | 2004-08-25 | 海南欣龙无仿股份有限公司 | Functional finishing process for water-punched non-woven material |
| CN203144811U (en) * | 2013-01-29 | 2013-08-21 | 杭州诺邦无纺股份有限公司 | Microcapsule-filled non-woven fabric |
| CN103074776B (en) * | 2013-01-29 | 2015-08-19 | 杭州诺邦无纺股份有限公司 | Microcapsules fill nonwoven fabric and preparation method |
| CN103437191B (en) * | 2013-08-02 | 2015-07-08 | 南京天脉健康管理有限公司 | Nano cannabis sativa oil microcapsule, nano cannabis sativa oil microcapsule fabric, preparation method of nano cannabis sativa oil microcapsule fabric and prepared product |
| CN104878608A (en) * | 2015-06-08 | 2015-09-02 | 苏州威尔德工贸有限公司 | Degradable antibacterial microcapsule for textile use and preparation method thereof |
| CN110130111B (en) * | 2019-04-28 | 2021-10-26 | 上海驰纺材料科技有限公司 | All-biobased uvioresistant mosquito-repellent microcapsule and preparation method thereof |
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2020
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