CN109722912A - A kind of microcapsule essence composite material and its preparation process for self-heating product - Google Patents
A kind of microcapsule essence composite material and its preparation process for self-heating product Download PDFInfo
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Abstract
The invention discloses a kind of microcapsule essence composite materials and its preparation process for self-heating product, it is related to self-heating product technical field, solves the problems, such as to cause self-heating product fragrance after placing a period of time to weaken significantly because the active carbon in self-heating product generates absorption to fragrance.It includes the component of following parts by weight: 6~8 parts of microcapsule essence；70~80 parts of non-woven fabrics；5~6 parts of high thermal conductivity filler；3~5 parts of carbon fiber；4~6 parts of glass fibre；0.8~1.2 part of adhesive.Microcapsule essence composite material in the present invention for self-heating product is able to maintain good stability in storing process, and can generate uniform and stable fragrance in use.
Description
Technical field
The present invention relates to self-heating product technical fields, more specifically, it relates to a kind of for the micro- of self-heating product
Capsule essence composite material.
Background technique
Microcapsule essence wraps up the raw materials special material such as essence, plants essential oil by the technological means of modernization
Come, form the Nano capsule product of microcapsules emulsus, can make essence that there is slow-release function, and product fragrance remaining time can be made big
It is big to extend.
A kind of spontaneous heat type fragrance hot compress paste is disclosed in the Chinese invention patent of Publication No. CN103876882A, is wrapped
Include pressure sensitive adhesive tape, separate paper, nonwoven layer and raw material layer, nonwoven layer by nonwoven fabric and PE protective film it is compound after smoke through lavender
It makes；Raw material layer is made of exothermic material, loaded in the venting bags compound without glue surface and nonwoven layer by pressure sensitive adhesive tape, thoroughly
Airbag vacuumizes, and separate paper is affixed on the adhesive tape face of pressure sensitive adhesive tape；And exothermic material is by following weight percent: reduced iron powder
350-50%, expanded vermiculite 5-15%, wormwood powder 3-10%, active carbon 8-17%, volatile oil 0.1-0.2%, Nacl 2-
5%, water 8-18% and ethyl alcohol 1-2%, total amount 100% form, and take reduced iron powder, active carbon, wormwood powder, expanded vermiculite, Yu Mi
It is mixed well in the bag closed, obtains mixture；It takes Nacl soluble in water, adds ethyl alcohol and volatile oil, stir, dissolution adds
Enter in valve bag with mixture mix to get；And volatile oil is the volatile flavor extracted in natural plants, is santal
Essential oil, Rosa Damascana, Rosemary Oil, lemon, Lavender, chamomile essential oil, clove oil, sweet orange oil one
Kind or two or more compositions；Expanded vermiculite, wormwood powder and active carbon are 60-80 mesh.
In above-mentioned patent, activated carbon is contained in exothermic material, and activated carbon has good suction-operated, when spontaneous heat type
In storing process, activated carbon is easy the fragrance distributed to volatile oil and generates absorption fragrant hot compress paste, leads to spontaneous heat type virtue
Fragrance of the fragrant hot compress paste after placing a period of time weakens significantly, it is, therefore, desirable to provide a kind of new scheme solves above-mentioned ask
Topic.
Summary of the invention
For in the prior art because the active carbon in self-heating product to fragrance generate absorption cause self-heating product putting
The problem of fragrance after a period of time weakens significantly is set, the purpose of the present invention one is to provide a kind of micro- glue for self-heating product
Capsule essence composite material by adding microcapsule essence on non-woven fabrics, and adds some high thermal conductivity fillers, to solve above-mentioned skill
Art problem is able to maintain good stability in storing process, and can generate uniform and stable perfume (or spice) in use
Taste.
To achieve the above object one, the present invention provides the following technical scheme that
A kind of microcapsule essence composite material for self-heating product, the component including following parts by weight:
6~8 parts of microcapsule essence；
70~80 parts of non-woven fabrics；
5~6 parts of high thermal conductivity filler；
3~5 parts of carbon fiber；
4~6 parts of glass fibre；
0.8~1.2 part of adhesive.
By using above-mentioned technical proposal, microcapsule essence is related to microcapsules technology, microcapsules technology be using it is a kind of at
Membrane material coats purpose object, makes diameter from several microns, the technology of several hundred microns to thousands of microns of fine particle.It is micro-
The shell material of capsule essence institute cladding is wall material, and the substance being wrapped by becomes core material, and core material is mainly various fragrance materials,
Fragrance completely cuts off after microencapsulation with external environment, and property is relatively stable.Microcapsule essence is attached on non-woven fabrics, Neng Gou
With the external effect such as friction, heated in use process, the essence inside microcapsules slowly discharges fragrance, to play long-acting slow
The effect released, makes lasting fragrance.
High thermal conductivity filler has good conductive force, makes when self-heating product carries out fever, high thermal conductivity filler can be fast
The a large amount of heat of speed absorption, makes the wall material of the microcapsule essence contacted is heated breakage occurs, and can make fragrance Quick diffusing
Come, meanwhile, high thermal conductivity filler hardness with higher, when self-heating product before use, can by high thermal conductivity filler with
Friction between microcapsule essence makes the wall material of microcapsule essence is heated breakage occurs, and then comes out fragrance emission, is used in certainly
The microcapsule essence composite material of heat-emitting products has good application in use, and energy quick release goes out fragrance.
Carbon fiber and glass fibre are adhered to the surface of non-woven fabrics by adhesive, and glass fibre and carbon fiber are with good
Good corrosion resistance, plays a good protective effect to high thermal conductivity filler and microcapsule essence.Meanwhile glass fibre is a kind of
Good electrically insulating material and heat-insulating material, carbon fiber has good structural strength, when self-heating product generates heat
When, the heat that self-heating product can not only be made to generate not easily runs off, moreover it is possible to it plays a good protective effect to self-heating product,
So that self-heating product is kept well stable operation, is conducive to the application effect for improving microcapsule essence composite material entirety.
Further preferably, the microcapsule essence includes core material and wall material, the wall material select Arabic gum, gelatin,
Ethyl cellulose or paraffin；The core material selects bouquet type composition, Fruity type essence or night flavor essence, the bouquet type composition
Rose, jasmine or white orchid are selected, the Fruity type essence selects strawberry, banana, grape, cherry or apple, and the night odor type is fragrant
It is selected to use wormwood.
By using above-mentioned technical proposal, selecting bouquet type composition, Fruity type essence or night flavor essence is the micro- of core material
Capsule essence can give out well stable fragrance in use, and be used in the microcapsule essence of self-heating product
Composite material can release multiple fragrance, have good application.Select Arabic gum, gelatin, ethyl cellulose or stone
Wall material prepared by wax plays good sealing function to core material, can effectively inhibit the volatilization loss of essence, improves essence
Storage and the stability that uses, and there is oxytolerant, fast light and heat-resisting ability, make essence that there is slow-release function, improve micro- glue
The stability of capsule essence entirety.
Further preferably, the high thermal conductivity filler is 1:(1.2~1.5 by boron nitride and aluminium nitride by ratio of weight and the number of copies)
Ratio is obtained by mixing.
By using above-mentioned technical proposal, boron nitride and the aluminium nitride capacity of heat transmission with higher can absorb spontaneous heating
The heat that product distributes, and it is damaged that the microcapsule essence ruptured therewith occurs, energy quick release goes out fragrance.Boron nitride and nitridation
The density of aluminium is smaller, and overall weight is lighter, is applied to make on non-woven fabrics, is conducive to that microcapsule essence composite material is made to keep light
Matter has good application effect.Meanwhile height can be made as high thermal conductivity filler using the mixture of boron nitride and aluminium nitride
Heat filling has good endothermic effect, and is used in the microcapsule essence composite material of self-heating product in use process
In, it is able to maintain and good releases fragrant effect.
Further preferably, the boron nitride partial size is 7~10 μm under the standard of D50, and the aluminium nitride partial size is in D50
Standard under be 2~5 μm.
By using above-mentioned technical proposal, the partial size of boron nitride and aluminium nitride is all smaller, is conducive to make itself and microcapsules
Essence comes into full contact with, and when rubbing to the microcapsule essence composite material on self-heating product, is conducive to make boron nitride, nitrogen
Change and sufficiently rubbed between aluminium and microcapsule essence, and then is conducive to that microcapsule essence is made to be easy to happen breakage, and quickly dissipate
Well stable fragrance is issued, the stability of microcapsule essence composite material entirety is improved.
Further preferably, the material selection of the non-woven fabrics is polyethylene terephthalate, polycarbonate or poly-
Propylene.
By using above-mentioned technical proposal, polyethylene terephthalate, polycarbonate and polypropylene are all had well
Temperature tolerance, when highly heat-conductive material absorbs more heat, microcapsule essence composite material is still able to maintain good stability,
And it makes with good endurance and crocking resistance when making microcapsule essence generation breakage in non-woven fabrics by friction
Microcapsule essence composite material is not susceptible to breakage, and is conducive to that microcapsule essence is made to give out stable fragrance.
Further preferably, described adhesive selects vinyl acetate resin, acrylic resin or chlorinated rubber.
By using above-mentioned technical proposal, vinyl acetate resin, acrylic resin or chlorinated rubber are consolidating for latex type
Agent, and there is good light resistance and anti-aging property, so that microcapsule essence composite material is kept good in storing process
Stabilization.Meanwhile when self-heating product releases a large amount of heat, the adhesive in microcapsule essence composite material it is not easy to change and
Brightness reversion makes microcapsule essence composite material keep good stability in use, is conducive to stable give out fragrance.
The purpose of the present invention two is to provide a kind of preparation work of microcapsule essence composite material for self-heating product
Skill is able to maintain well using the microcapsule essence composite material for self-heating product prepared by this method in storing process
Stability, and uniform and stable fragrance can be generated in use.
To achieve the above object two, the present invention provides following technical solutions, comprising the following steps:
The microcapsule essence of corresponding parts by weight is added in excessive deionized water for step 1, the preparation of fragrant liquid, and mixing is equal
It is even, and microcapsule essence and the weight fraction ratio of deionized water are 1:(10~20), obtain fragrant liquid；
The non-woven fabrics of corresponding parts by weight is immersed in fragrant liquid, takes out after impregnating 10~20h, be dehydrated, dried by step 2,
Odor type non-woven fabrics can be obtained；
Step 3 by trickling down on the surface of odor type non-woven fabrics for the high thermal conductivity uniform filling of corresponding parts by weight, then passes through bonding
The carbon fiber of corresponding parts by weight and glass fibre are uniformly adhered to the surface of odor type non-woven fabrics by agent, can be obtained for certainly
The microcapsule essence composite material of heat-emitting products.
By using above-mentioned technical proposal, be conducive to that microcapsule essence is made to adsorb or infiltrate on non-woven fabrics, adhesive has
Conducive to making carbon fiber and glass fibre form stable protective layer on the surface of odor type non-woven fabrics, and make the evenly dispersed height to come
Heat filling is tightly secured in the surface of odor type non-woven fabrics, keeps microcapsule essence composite material in storage and use process
Good stability, and make microcapsule essence composite material in use can Quick diffusing go out well stable fragrance.
Further preferably, the surface of the microcapsule essence composite material for self-heating product is solid by hot melt adhesive
Surely there is one layer of ventilative film layer, and ventilated membrane layer choosing is made of polyethylene material, be evenly distributed with multiple air holes above.
By using above-mentioned technical proposal, one layer is fixed with thoroughly by hot melt adhesive on the surface of microcapsule essence composite material
Air film layer is conducive to that the fragrance distributed after microcapsule essence is damaged is enable uniformly to distribute by the air hole in film layer of breathing freely
Out, and ventilative film layer plays a good protective effect to microcapsule essence composite material, and its surface is made to become smooth, is convenient for
Use and carry out following process.
In conclusion compared with prior art, the invention has the following advantages:
(1) by the way that high thermal conductivity filler is added, make the wall material of the microcapsule essence contacted is heated breakage occurs, fragrance can be made
Quick diffusing comes, and high thermal conductivity filler hardness with higher, can rub with microcapsule essence, keeps microcapsules fragrant
The wall material of essence is heated to occur breakage, and then comes out fragrance emission, and play well to the storage of microcapsule essence composite material
Protective effect；
(2) carbon fiber and glass fibre are adhered to the surface of non-woven fabrics by adhesive, when self-heating product carry out adstante febre,
The heat of self-heating product generation can not only be made to not easily run off, and it is heated to stablize sustained release essence, and can release after breakage occurs
Release stable fragrance, moreover it is possible to play a good protective effect to self-heating product, self-heating product is made to keep well stable
Operation；(3) high thermal conductivity filler is 1:(1.2~1.5 by boron nitride and aluminium nitride by ratio of weight and the number of copies) ratio is obtained by mixing,
Boron nitride and the aluminium nitride not only capacity of heat transmission with higher, and its whole density is smaller, is conducive to answer microcapsule essence
Condensation material keeps lightweight, is easy to use and is processed；Boron nitride partial size is 7~10 μm under the standard of D50, the aluminium nitride
Partial size is 2~5 μm under the standard of D50, is conducive to come into full contact with it with microcapsule essence, and be conducive to make boron nitride, nitrogen
Change and sufficiently rubbed between aluminium and microcapsule essence, and then is conducive to that microcapsule essence is made to be easy to happen breakage.
Detailed description of the invention
Fig. 1 is the preparation technology flow chart in the present invention for the microcapsule essence composite material of self-heating product.
Specific embodiment
Below with reference to embodiment, the present invention will be described in detail.
Embodiment 1: a kind of microcapsule essence composite material for self-heating product, each component and its corresponding parts by weight
As shown in table 1, and acquisition is made by the steps in number:
The microcapsule essence of corresponding parts by weight is added in excessive deionized water for step 1, the preparation of fragrant liquid, and mixing is equal
It is even, and microcapsule essence and the weight fraction ratio of deionized water are 1:10, obtain fragrant liquid；
The non-woven fabrics of corresponding parts by weight is immersed in fragrant liquid, takes out after impregnating 1.5h, carry out dewatered water content by step 2
It is 20%, is dried in an oven, temperature is 80 DEG C, and odor type non-woven fabrics can be obtained in time 40min；
Step 3 uniformly trickles down the high thermal conductivity filler of corresponding parts by weight on the surface of odor type non-woven fabrics by spray gun, then
The carbon fiber of corresponding parts by weight and glass fibre are uniformly adhered to the surface of odor type non-woven fabrics by vinyl acetate resin,
The microcapsule essence composite material for self-heating product can be obtained；
Note: high thermal conductivity filler in above-mentioned steps is that 1:1.2 ratio is mixed by boron nitride and aluminium nitride by ratio of weight and the number of copies
And obtain, and boron nitride partial size is 10 μm under the standard of D50, aluminium nitride partial size is 5 μm under the standard of D50；The material of non-woven fabrics
It is polyethylene terephthalate that matter, which is selected,；The wall material of microcapsule essence selects Arabic gum, and core material selects rose fragrance type
Essence.
Embodiment 2-8: a kind of microcapsule essence composite material for self-heating product, the difference with embodiment 1
It is, each component and its corresponding parts by weight are as shown in table 1.
Each component and its parts by weight in 1 embodiment 1-8 of table
Embodiment 9: a kind of microcapsule essence composite material for self-heating product, difference from example 1 is that, it is high
Heat filling is that 1:1.5 ratio is obtained by mixing, and boron nitride partial size is in D50 by boron nitride and aluminium nitride by ratio of weight and the number of copies
Standard under be 7 μm, aluminium nitride partial size under the standard of D50 be 2 μm；The material selection of non-woven fabrics is polycarbonate；Microcapsules
The wall material of essence selects gelatin, and core material selects banana Fruity type essence.
Embodiment 10: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In, high thermal conductivity filler by boron nitride and aluminium nitride by ratio of weight and the number of copies it is that 1:1.3 ratio is obtained by mixing, and boron nitride partial size
It is 8 μm under the standard of D50, aluminium nitride partial size is 3 μm under the standard of D50；The material selection of non-woven fabrics is polypropylene；Micro- glue
The wall material of capsule essence selects ethyl cellulose, and core material selects cherry Fruity type essence.
Embodiment 11: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In, high thermal conductivity filler by boron nitride and aluminium nitride by ratio of weight and the number of copies it is that 1:1.4 ratio is obtained by mixing, and boron nitride partial size
It is 9 μm under the standard of D50, aluminium nitride partial size is 4 μm under the standard of D50；The material selection of non-woven fabrics is polycarbonate；It is micro-
The wall material of capsule essence selects paraffin, and core material selects wormwood night flavor essence.
Embodiment 12: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In, high thermal conductivity filler by boron nitride and aluminium nitride by ratio of weight and the number of copies it is that 1:1.5 ratio is obtained by mixing, and boron nitride partial size
It is 7 μm under the standard of D50, aluminium nitride partial size is 4 μm under the standard of D50；The material selection of non-woven fabrics is polycarbonate；It is micro-
The wall material of capsule essence selects gelatin, and core material selects wormwood night flavor essence.
Embodiment 13: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In, high thermal conductivity filler by boron nitride and aluminium nitride by ratio of weight and the number of copies it is that 1:1.3 ratio is obtained by mixing, and boron nitride partial size
It is 8 μm under the standard of D50, aluminium nitride partial size is 5 μm under the standard of D50；The material selection of non-woven fabrics is polypropylene；Micro- glue
The wall material of capsule essence selects ethyl cellulose, and core material selects strawberry Fruity type essence.
Embodiment 14: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In, high thermal conductivity filler by boron nitride and aluminium nitride by ratio of weight and the number of copies it is that 1:1.2 ratio is obtained by mixing, and boron nitride partial size
It is 7 μm under the standard of D50, aluminium nitride partial size is 3 μm under the standard of D50；The material selection of non-woven fabrics is vinyl acetate tree
Rouge；The wall material of microcapsule essence selects gelatin, and core material selects white orchid bouquet type composition.
Embodiment 15: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In step 3 specifically comprises the following steps, corresponding parts by weight are uniformly trickled down by spray gun in perfume (or spice) for 6 parts of high thermal conductivity fillers
The surface of type non-woven fabrics, then by 0.8 part of acrylic resin by corresponding parts by weight be 3 parts of carbon fiber and 4 parts of glass
Fiber is uniformly adhered to the surface of odor type non-woven fabrics, and the microcapsule essence composite material for self-heating product can be obtained.
Embodiment 16: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In step 3 specifically comprises the following steps, corresponding parts by weight are uniformly trickled down by spray gun in perfume (or spice) for 6 parts of high thermal conductivity fillers
The surface of type non-woven fabrics, then by 0.8 part of chlorinated rubber by corresponding parts by weight be 3 parts of carbon fiber and 4 parts of glass fibers
Dimension is uniformly adhered to the surface of odor type non-woven fabrics, and the microcapsule essence composite material for self-heating product can be obtained.
Embodiment 17: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In the surface of the microcapsule essence composite material for self-heating product is fixed with one layer of ventilative film layer by hot melt adhesive, and thoroughly
Air film layer choosing is made of polyethylene material, is evenly distributed with circular air hole above.
Comparative example 1: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In step 3 specifically comprises the following steps, the chlorinated rubber for being 0.8 part by corresponding parts by weight is by 3 parts of carbon fiber and 4 parts
Glass fibre be uniformly adhered to the surface of odor type non-woven fabrics, can be obtained compound for the microcapsule essence of self-heating product
Material.
Comparative example 2: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In above-mentioned high thermal conductivity filler selects boron nitride, and boron nitride partial size is 10 μm under the standard of D50.
Comparative example 3: a kind of microcapsule essence composite material for self-heating product exists with the difference of embodiment 1
In above-mentioned high thermal conductivity filler selects aluminium nitride, and aluminium nitride partial size is 5 μm under the standard of D50.
Put fragrant test test
Test specimen: using the microcapsule essence composite material for self-heating product obtained in embodiment 1-17 as test
Sample 1-17, using the microcapsule essence composite material for self-heating product obtained in comparative example 1-3 as control sample
1-3。
Test method: the micro- glue of 5cm × 5cm × 1cm size is cut respectively from test specimen 1-17 and control sample 1-3
Each 10 pieces of capsule essence composite material, by 10 blocks of microcapsule essence composite materials in every group of sample be placed sequentially in size it is identical and
The deionized water of equivalent is loaded in closed glass jar, in glass jar, and the temperature of deionized water is 40 degree, with 10 people's
Nose removes to hear the fragrance that is come out of microcapsule essence composite material, and with recording every block of microcapsule essence composite material from one
Start to release the time after fragrance is discharged to fragrance, removes 10 blocks of microcapsule essence composite materials in every group of sample and put perfume (or spice)
The maximum value and minimum value of time, remaining to be averaged, the test result of as this group sample, and interpretation of records.
Test result: the test result of test specimen 1-17 and control sample 1-3 are as shown in table 2.
The test result of table 2 test specimen 1-17 and control sample 1-3
| Sample | Put fragrant time (min) |
| Test specimen 1 | 350.4 |
| Test specimen 2 | 350.3 |
| Test specimen 3 | 350.6 |
| Test specimen 4 | 350.2 |
| Test specimen 5 | 350.4 |
| Test specimen 6 | 350.1 |
| Test specimen 7 | 350.3 |
| Test specimen 8 | 350.4 |
| Test specimen 9 | 350.3 |
| Test specimen 10 | 350.2 |
| Test specimen 11 | 350.6 |
| Test specimen 12 | 350.4 |
| Test specimen 13 | 350.2 |
| Test specimen 14 | 350.6 |
| Test specimen 15 | 350.4 |
| Test specimen 16 | 350.2 |
| Test specimen 17 | 350.2 |
| Control sample 1 | 480.3 |
| Control sample 2 | 410.2 |
| Control sample 3 | 390.5 |
As shown in Table 2, it can be obtained by the control of the test result of test specimen 1-8 and control sample 1, high thermal conductivity filler has good
Thermal coefficient makes the wall material of the microcapsule essence contacted is heated breakage occurs, fragrance Quick diffusing can be made to come.By trying
The test result control for testing sample 9-17 and control sample 1-2 can obtain, boron nitride and aluminium nitride not only thermally conductive energy with higher
Power, and can make high thermal conductivity filler that there is good heat absorption as high thermal conductivity filler using the mixture of boron nitride and aluminium nitride
Effect can make sustained release essence quick release go out fragrance.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of microcapsule essence composite material for self-heating product, which is characterized in that the group including following parts by weight
Point:
6~8 parts of microcapsule essence；
70~80 parts of non-woven fabrics；
5~6 parts of high thermal conductivity filler；
3~5 parts of carbon fiber；
4~6 parts of glass fibre；
0.8~1.2 part of adhesive.
2. the microcapsule essence composite material according to claim 1 for self-heating product, which is characterized in that described micro-
Capsule essence includes core material and wall material, and the wall material selects Arabic gum, gelatin, ethyl cellulose or paraffin；The core material choosing
With bouquet type composition, Fruity type essence or night flavor essence, the bouquet type composition selects rose, jasmine or white orchid, the fruit
Flavor essence selects strawberry, banana, grape, cherry or apple, and the night flavor essence selects wormwood.
3. the microcapsule essence composite material according to claim 1 for self-heating product, which is characterized in that the height
Heat filling is 1:(1.2~1.5 by boron nitride and aluminium nitride by ratio of weight and the number of copies) ratio is obtained by mixing.
4. the microcapsule essence composite material according to claim 3 for self-heating product, which is characterized in that the nitrogen
The partial size for changing boron is 7~10 μm under the standard of D50, and the partial size of the aluminium nitride is 2~5 μm under the standard of D50.
5. the microcapsule essence composite material according to claim 1 for self-heating product, which is characterized in that the nothing
The material selection of woven fabric is polyethylene terephthalate, polycarbonate or polypropylene.
6. the microcapsule essence composite material according to claim 1 for self-heating product, which is characterized in that described viscous
Mixture selects vinyl acetate resin, acrylic resin or chlorinated rubber.
7. a kind of preparation process for the microcapsule essence composite material of self-heating product as described in claim 1, special
Sign is, comprising the following steps:
The microcapsule essence of corresponding parts by weight is added in excessive deionized water for step 1, the preparation of fragrant liquid, and mixing is equal
It is even, and microcapsule essence and the weight fraction ratio of deionized water are 1:(10~20), obtain fragrant liquid；
The non-woven fabrics of corresponding parts by weight is immersed in fragrant liquid, takes out after impregnating 10~20h, be dehydrated, dried by step 2,
Odor type non-woven fabrics can be obtained；
Step 3 by trickling down on the surface of odor type non-woven fabrics for the high thermal conductivity uniform filling of corresponding parts by weight, then passes through bonding
The carbon fiber of corresponding parts by weight and glass fibre are uniformly adhered to the surface of odor type non-woven fabrics by agent, can be obtained for certainly
The microcapsule essence composite material of heat-emitting products.
8. the preparation process of the microcapsule essence composite material according to claim 7 for self-heating product, feature
It is, the surface of the microcapsule essence composite material for self-heating product is fixed with one layer of ventilated membrane by hot melt adhesive
Layer, and ventilated membrane layer choosing is made of polyethylene material, is evenly distributed with multiple air holes above.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111568839A (en) * | 2020-04-25 | 2020-08-25 | 江苏悦必盛医疗器械有限公司 | Hot compress steam microcapsule dry facial mask and preparation method thereof |
| CN114532589A (en) * | 2022-03-17 | 2022-05-27 | 湖北中烟工业有限责任公司 | Heat-conducting slow-release essence and cigarette product |
| EP4230684A1 (en) * | 2022-02-18 | 2023-08-23 | Salamander SPS GmbH & Co. KG | Composite material with aroma carrier |
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