CN105935158A - Vertical cotton breathable bra cup pad with silica gel net and preparation method thereof - Google Patents
Vertical cotton breathable bra cup pad with silica gel net and preparation method thereof Download PDFInfo
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- CN105935158A CN105935158A CN201610467765.5A CN201610467765A CN105935158A CN 105935158 A CN105935158 A CN 105935158A CN 201610467765 A CN201610467765 A CN 201610467765A CN 105935158 A CN105935158 A CN 105935158A
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- upright cotton
- silica gel
- glue
- bra cup
- cup pad
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41C—CORSETS; BRASSIERES
- A41C3/00—Brassieres
- A41C3/12—Component parts
- A41C3/14—Stiffening or bust-forming inserts
- A41C3/142—Stiffening inserts
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B17/00—Selection of special materials for underwear
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
- C09J111/02—Latex
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
- A41B2400/20—Air permeability; Ventilation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Materials Engineering (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Corsets Or Brassieres (AREA)
Abstract
The invention relates to the technical field of bra cup pad, and specifically relates to a vertical cotton breathable bra cup pad with a silica gel net and a preparation method thereof. The vertical cotton breathable bra cup pad comprises a vertical cotton outer layer and a vertical cotton inner layer; a vertical cotton interlayer is arranged between the vertical cotton outer layer and the vertical cotton inner layer; an adhesive layer is arranged between the vertical cotton interlayer and the vertical cotton inner layer; and a silica gel net layer is arranged between the vertical cotton outer layer and the vertical cotton interlayer. The vertical cotton breathable bra cup pad is prepared by a combined technology of hot pressing and cold pressing. The pad is made of vertical cotton, and is light, comfortable, and breathable. A silica gel layer is arranged between vertical cotton layers, the performance of the pad on resisting water washing is enhanced, the anti-collapse effect is good, three-dimensional effect of the cup pad is long-lasting and stable, and the deformation is difficult to happen.
Description
Technical field
The present invention relates to bra cup pad technical field, be specifically related to the upright cotton Poromeric bra cup of a kind of band silica gel mesh
Pad and preparation method thereof.
Background technology
Bra is as indispensable single product of present women, and it must have concurrently ornamental and functional.It is functional main
Embodiment is exactly the support to chest and gathers effect, and the most simple cloth is cannot to play good support and gather effect
Really, therefore the cup of bra is necessarily provided with sponge, reaches good support by sponge and gathers effect.
But, along with the development of society and people are for the raising of health community, people gradually recognize sponge breathability
Difference, easy breed bacteria, have volatility other etc. shortcoming female chest can be produced the impact of unfavorable health.More there are some bad
Matter sponge has great toxicity, easily causes female chest disease, even can cause cancer.It is the most annual because breast carcinoma is gone
The women of generation is gradually increased, and this has certain association with the poisonous sponge of women long periods of wear.Therefore, pay close attention to female chest health to become
The first concern point of current bra underwear industry.
Upright cotton is the novel underwear material that may replace sponge that a kind of breathability is stronger, the most gradually widespread adoption
In underwear industry.The specific fibre structure of upright cotton imparts bra underwear and has a good permeability, but also because
Its loosest upright cotton structure, makes upright cotton wash durability poor, and the most current upright cotton can be only applied to sponge cover
Core structure in Bei, in order to protect upright cotton not to be washed with water damage, it is necessary to gives spongy layer on the top layer of upright cotton, with really
Protect the resistance to water degree of upright cotton underwear.But currently used sponge still cannot break away from poor air permeability, easily produce poisonous
The defect of gas.
People expect with uprightly substituting sponge completely, but the washing-resistant effect of upright cotton is poor, the structure of its good permeability
The water-wash resistance and the fixed effect that make upright cotton are the best, are susceptible to deformation and the flat problem collapsed, and reduce gathering and fixed of bra
Type effect.
Summary of the invention
In order to overcome shortcoming and defect present in prior art, it is an object of the invention to provide a kind of band silica gel mesh
Upright cotton Poromeric bra cup pad, it is made up of upright cotton, good permeability, and quality is slim and graceful, comfortable and easy to wear, and upright cotton it
Between add glue stratum reticulare, improve the wash durability of cup pad, anti sloughing effectiveness is good, the stereoeffect lasting stability of cup pad,
It is unlikely to deform.
It is an object of the invention to provide the preparation method of the upright cotton Poromeric bra cup pad of a kind of band silica gel mesh, its work
Skill is simple, will not damage the ventilating structure of upright cotton, and the caking property between upright cotton is good, and washing-resistant effect is strong, is prepared into
The cup pad stereoeffect arrived is good.
The purpose of the present invention is achieved through the following technical solutions:
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh, includes upright cotton outer layer and upright cotton internal layer, described uprightly
It is provided with upright cotton interlayer between cotton outer layer and internal layer, between described upright cotton interlayer and upright cotton internal layer, is provided with adhesive-layer,
It is provided with glue stratum reticulare between described upright cotton outer layer and upright cotton interlayer.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh, includes upright cotton outer layer and upright cotton internal layer, described
It is provided with upright cotton interlayer between upright cotton outer layer and internal layer, between described upright cotton interlayer and upright cotton internal layer, is provided with viscose glue
Layer, is provided with glue stratum reticulare between described upright cotton outer layer and upright cotton interlayer.
Wherein, described glue stratum reticulare is silica gel stratum reticulare.
Wherein, the thickness of described glue stratum reticulare is 1-3mm.
Wherein, the mesh form of described glue stratum reticulare is rhombus.
Wherein, the mesh density of described glue stratum reticulare is 15-30/cm2。
Wherein, the thickness of described upright cotton outer layer is 0.5-1cm.
Wherein, the thickness of described upright cotton internal layer is 0.5-1cm.
Wherein, the thickness of described upright cotton interlayer is 0.3-2cm.
Wherein, the thickness of described adhesive-layer is 0.5-1mm.
Wherein, the glue in described adhesive-layer is mixed by the raw material of following weight portion:
Polychloroprene latex 20-25 part
Deionized water 20-23 part
Emulsifying agent 1-2 part
Acrylic emulsion 5-8 part
Butyl acrylate 1-3 part
Ethylene-vinyl acetate copolymer emulsion 8-10 part
Hide glue 3-5 part
Polyurethane associative thickener 2-4 part
Magnesium stearate 1-3 part
Lauroyl peroxide 0.3-0.5 part
Aqueous defoamer K-510 1-1.5 part.
Upright cotton has upright fibres web frame or the cellular fibers web frame of class spongy 3 D stereo structure,
Structure is looser than traditional sponge structure, and space is more, therefore can be higher to the adsorptivity of liquid, traditional adhesive master
If preparing for the material that density of texture is high, the structure loose relative to upright cotton, it is difficult to play good bond effect.
The present invention is directed to the special construction of upright cotton, the viscosity of the glue of development is higher, and has stronger film forming effect
Really, after being coated on upright cotton surface, it can be ensured that form skin covering of the surface after certain infiltration at once and be attached to upright cotton
Surface, improves the bonding effect between upright cotton.
Glue of the present invention is low to producing equipment requirements, and nontoxic, environmental protection, breathability are strong, and be self-drying type, and bonding is fast, bond
Intensity is high, is particularly suitable for the bonding with upright cotton, applies in underwear field health, nontoxic, and caking property is good,
The construction bonds of upright cotton can be fixed, not only not interfere with the air permeable effect of upright cotton, and the fiber of upright cotton can be protected
Structure, washing-resistant effect is good.
Polychloroprene latex stable performance, can resist acid and alkali corrosion;Anti-permeability performance is superior, and cohesive force is strong.
Deionized water be in ionic species impurity after pure water, in this formula, its main dilution and solvent action, really
Protect the pure effect of glue environment.
Emulsifying agent is the magnesium stearate of emulsion, is a class surfactant.The effect of emulsifying agent is: when it is dispersed in point
When dissipating the surface of matter, forming thin film or electric double layer, dispersion phase can be made with electric charge, the droplet that thus can stop dispersion phase is mutual
Condensing mutually, the emulsion making formation is more stable, and the emulsifying agent that the present invention uses is soap or arabic gum, and health environment-friendly is right
Human body is harmless.
The viscosity of acrylic emulsion is (CP25) 300～1000, and solid content is 49%, nontoxic, non-stimulated, harmless,
Meeting environmental requirement, tissue adhesion performance is good.
The viscosity (mPa s, 25 C) of butyl acrylate is 0.81, as the amboceptor of the various emulsions of regulation, can improve glue
The viscosity of water, but owing to it has certain penetrating odor, therefore addition is unsuitable excessive, and interpolation can be played good on a small quantity
Regulating effect, if without butyl acrylate, then the caking property of glue is not strong, and there will be the phenomenon hardened.
The chemicals corrosion such as ethylene-vinyl acetate copolymer emulsion sea water resistance, oils and fats, acid, alkali, antibacterial, nontoxic, tasteless,
Pollution-free, do not absorb water, moistureproof, water resistance good, caking property is general, but mixes with acrylic emulsion, and it can be greatly improved viscous
Knot property, and will not harden, pliability is high.
Hide glue adds in the present invention, can play good film-formation result, submits adhesive property to, and with the fibre of upright cotton
Dimension structure produces the chemical reaction of crosslinking, and steadiness is strong.
The glue bonding tack of the present invention is strong, fast drying, and thermostability and anti-old property are all good.
Wherein, described polychloroprene latex, acrylic emulsion, the mixed weight ratio of ethylene-vinyl acetate copolymer emulsion are
1:0.3:0.5.The glue of the present invention directly acts on bra underwear, contacts with human skin for a long time, and therefore heat-resistant stability is wanted
Good, and caking property is eager to excel in whatever one does, could be fixed by upright cotton Rotating fields, it is ensured that washing-resistant effect.Mixed by three kinds of specific emulsions
Closing, film-formation result is excellent, and viscosity is suitable for the special construction of upright cotton, when glue application to upright cotton surface is within the 2-3 second
Year glued membrane can be formed on the surface of upright cotton, bond with upright cotton after hot pressing, reach good bond effect, reduce the use of glue
Amount, heat stability is strong.
Wherein, the material of described glue stratum reticulare is organic silica gel, following preparation method prepare:
Step one, at 20-25 DEG C, in sodium silicate solution add mass concentration be the sulfuric acid solution of 15-20%, regulate pH value
It is 10.5～11.5, after forming colloidal sol, places 15-18 minute, be allowed to gelation and form silicic acid gel, wherein, sodium silicate solution
In, the molar concentration of sodium silicate is 10%；
Step 2, to step one silicic acid gel add water, utilize sulfuric acid solution regulation pH value control at 35-40 to 5-6, temperature
DEG C heating 20-30 minute；
Step 3, again adding water to the silicate gel of step 2, add ferrum sulfuricum oxydatum solutum, addition mass concentration is 20-25%
Sulfuric acid solution adjust pH value be 2-3, at a temperature of 35-40 DEG C heat 100-110 minute；
The purpose that above-mentioned two step adds water is all to be dissolved by silicic acid gel, and consumption is that this area those having ordinary skill in the art is easy
Grasp, be not the innovative point of the present invention, be described in detail at this.
Step 4, silicate gel step 3 obtained are dried, and baking temperature is 120-125 DEG C, obtains silica gel；
Step 5, by step 4 prepare silica gel join in the sulfuric acid solution that mass concentration is 60-65%, be heated to 155-160
At DEG C, stirring reaction 15-16 hour, isolates inorganic silica gel, and washing is dried to obtain inorganic silica gel；
Step 6, take the inorganic silica gel that step 5 prepares and be dissolved in the sulfuric acid solution that mass concentration is 30-40% and be heated to 30-
35 DEG C, add polysiloxanes, silane coupler, Malaysia alcohol react 18-20 hour under conditions of 150-155 DEG C, cooling, point
From, washing, obtain modified silica-gel；
Step 7, above-mentioned Ludox utilize spray technology prepare glue net.
The glue stratum reticulare of the present invention preferably employs silica gel mesh, it is possible to use traditional silica gel mesh, but traditional silica gel mesh is worked as
When thickness reduces, toughness is not enough, is easily broken off.And bra cup pad is often washed, and major part is by washing machine, to literary composition
The property pullled of medicated bra plate mat is big, and in conjunction with the impact on glue stratum reticulare of the basic laundry liquid, traditional silica gel mesh toughness is not enough, and rigidity is also
Need further requirement.
The present invention first prepares inorganic silica gel by above-mentioned preparation method, then with organic silica gel hybrid reaction, prepared changes
Property silica gel good toughness, acid-fast alkali-proof is higher, and rigidity is lasting.The thickness of the glue stratum reticulare that the present invention uses can be prepared into 1-3mm,
It is arranged between upright cotton, the thickness of upright cotton will not be improved, and foreign body sensation is low, wear more comfortable.The glue net of the present invention
The silica gel purity that obtains of preparation method high, impurity is few, and therefore toughness can be greatly improved, by the preparation-obtained glue of the present invention
Net rigidity is eager to excel than traditional glue net, promotes stereoeffect and the anti-deformation effect of bra cup pad.
Wherein, the addition of the iron sulfate in described step 3 and the mol ratio of sodium silicate are 100:3, and the silica gel obtained is pure
Degree height, good toughness.
Wherein, in described step 5, the addition of sulfuric acid solution is to be completely dissolved by silica gel.Sulfuric acid solution is main
The effect dissolved is provided.
Wherein, in described step 5, the mass parts of each component is:
Inorganic silica gel 30-40 part
Polysiloxanes 30-40 part
Silane coupler 10-15 part
Malaysia alcohol 20-30 part
The addition of sulphuric acid is for dissolving, and those of ordinary skill in the art are easily mastered.
By inorganic silica gel, polysiloxanes, the hybrid reaction of silane coupler, the modified silica-gel Toughness Ratio traditional silicon obtained
Glue is big, and rigidity increases, and Malaysia alcohol, as solvent, promotes the reaction efficiency of three, and product purity is high.Invention Crinis Carbonisatus
Show, the silica gel mesh that the modified silica-gel obtained by above-mentioned preparation method is made, and the bond strength between upright cotton carries significantly
Height, even if under conditions of low temperature pressing, the bond effect between glue stratum reticulare and upright cotton highlights.
The preparation method of the upright cotton Poromeric bra cup pad of above-mentioned a kind of band silica gel mesh, including following preparation process:
Step 1: take upright cotton internal layer, obtains adhesive-layer at surface thereof coating glue, is then fitted in viscous by upright cotton interlayer
Film surface, stacks glue stratum reticulare and upright cotton internal layer successively on the surface of upright cotton interlayer, is positioned in bra compression mold device heat
Pressing, mould temperature is 135-145 DEG C, and pressure is 5-6 atmospheric pressure, and pressing time is 170-180s.First by upright cotton interlayer
Utilizing with upright cotton internal layer and bond at the beginning of viscose glue hot pressing, the too high structure that can destroy upright cotton of temperature, temperature is too low, can reduce
Adhesive strength, the cooperation of pressure can improve bonding effect, and the time of pressing to guarantee to make between adhesive-layer and upright cotton layer fully
Bonding.
Step 2: the cup blank cooling pressing sizing obtained by step 1 pressing mold, mould temperature is less than 18 DEG C, pressing mold
Pressure is 5-6 atmospheric pressure, pressing time 40-50s, and cutting obtains the upright cotton Poromeric bra cup pad of band silica gel mesh.Hot pressing
After conjunction, by cold pressing, make adhesive-layer curing reaction at low temperatures, quickly form stable glued construction with upright cotton.With
Reason, glue stratum reticulare is after hot pressing, and certain cross-linking reaction occurs between upright cotton, by colding pressing of moment, makes crosslinking
Part at once curing molding, stable phase cross-linked structure, therefore combining effect can more preferably, and persistence also can improve.
The beneficial effects of the present invention is: the bra cup pad of the present invention is made up of pure upright cotton, breathability excellent,
Light weight, pliability is high, and snugness of fit is strong, utilizes adhesive-layer to be combined, water-fastness effect between upright cotton internal layer with upright cotton interlayer
The best, it is provided with glue stratum reticulare between upright cotton outer layer and upright cotton interlayer, improves the resistance to water of bra cup pad, and promote
The stereoeffect of bra cup pad and lasting effects, anti sloughing effectiveness highlights, and rectangle is effective, be unlikely to deform.
The present invention another advantage is that: the present invention is directed to upright cotton non-refractory, loosely organized structural behaviour,
Combined, while preparation process is protected the three-dimensional ventilating structure of upright cotton by hot pressing and two ways of colding pressing, it is ensured that straight
Vertical cotton bonding effect, glue stratum reticulare and adhesive-layer obtain preliminarily solubilised during hot pressing, in conjunction with colding pressing and upright cotton shape
Becoming stable glued construction, technique is simple, easily operates, and preparation cost is low, and the bra cup pad quality obtained is good.
Accompanying drawing explanation
Fig. 1 is the sectional view of the upright cotton Poromeric bra cup pad of the present invention a kind of band silica gel mesh.
Fig. 2 is the surface texture signal of the glue stratum reticulare of the upright cotton Poromeric bra cup pad of the present invention a kind of band silica gel mesh
Figure.
Reference is:
1 upright cotton outer layer 2 upright cotton internal layer 3 upright cotton interlayer
4 adhesive-layer 5 glue stratum reticulares.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, make further below in conjunction with embodiment and 1 ~ 2 couple of present invention of accompanying drawing
Explanation, the content that embodiment is mentioned not limitation of the invention.
Embodiment 1
See Fig. 1, the upright cotton Poromeric bra cup pad of a kind of band silica gel mesh, include upright cotton outer layer 1 and upright cotton internal layer 2,
Upright cotton interlayer 3, described upright cotton interlayer 3 and upright cotton internal layer it is provided with between described upright cotton outer layer 1 and upright cotton internal layer 2
It is provided with adhesive-layer 4 between 2, between described upright cotton outer layer 1 and upright cotton interlayer 3, is provided with glue stratum reticulare 5.
The glue stratum reticulare 5 of the present invention is connected with upright cotton outer layer 1 and upright cotton interlayer 3 by the way of hot pressing.
The present embodiment includes upright cotton outer layer 1 and upright cotton internal layer 2, arranges between described upright cotton outer layer 1 and internal layer
Have upright cotton interlayer 3, between described upright cotton interlayer 3 and upright cotton internal layer 2, be provided with adhesive-layer 4, described upright cotton outer layer 1 with
It is provided with glue stratum reticulare 5 between upright cotton interlayer 3, uses the structure of pure upright cotton layer, good permeability, prevent bacteria breed, increase
Glue stratum reticulare 5, improves fixed effect and the support effect of upright cotton layer, water-fastness good, at glue stratum reticulare 5 and upright cotton with anti sloughing effectiveness
Upright cotton interlayer 3 is set between internal layer 2, it is possible to alleviate the glue stratum reticulare 5 constriction to human skin, and by upright cotton interlayer 3
And connected by adhesive-layer 4 between upright cotton internal layer 2, improve washing-resistant effect, the stabilized structure of bra cup pad, be difficult to pine
Dissipate.
Described glue stratum reticulare 5 is silica gel stratum reticulare 5.Silica gel has elastic big, harmless to human non-toxic, ageing-resistant feature, profit
The silica gel stratum reticulare 5 made with silica gel has certain support and fixed effect, and flexibility is good simultaneously, comfortable and easy to wear.
The thickness of described glue stratum reticulare 5 is 1-3mm, and the thickness of glue stratum reticulare 5 is the thinnest, then fixed effect is bad, supports persistence
Not, if thickness is the thickest, then reducing flexibility and the comfort level of chest pad, therefore the thickness of preferred glue stratum reticulare 5 is 1-3mm, gathers
Good with support effect, the preferably thickness of glue stratum reticulare 5 is 1.5mm.
As in figure 2 it is shown, the mesh form of described glue stratum reticulare 5 is rhombus, the planar stretch of rhombus is elastic big, and pliability is high,
Its longitudinal strength is good, and support effect is good, and anti sloughing effectiveness is excellent.
The mesh density of described glue stratum reticulare 5 is 15-30/cm2.The density of mesh can affect the pliability of cup pad, hard
Degree and supporting degree, mesh density is excessive, then supporting degree is not enough, and mesh density is too small, then hardness is excessive, affects wearing comfort,
Therefore preferably mesh density is 15-30/cm2, further, preferably mesh density is 25/cm2。
The thickness of described upright cotton outer layer 1 is 0.5-1cm, and the thickness of upright cotton outer layer 1 is the thickest, and breathability can weaken, but
The thinnest, can reduce the comfort level of cup pad, the preferably thickness of upright cotton outer layer 1 is 0.5-1cm.
The thickness of described upright cotton internal layer 2 is 0.5-1cm.The thickness of upright cotton internal layer 2 is the thickest, and breathability can weaken, but
The thinnest, can reduce the comfort level of cup pad, the preferably thickness of upright cotton outer layer 1 is 0.5-1cm.
The thickness of described upright cotton interlayer 3 is 0.3-2cm, and upright cotton interlayer 3 plays good buffering and regulation cup pad
The effect of thickness, the thickest or the thinnest all do not have good regulation effect.
The thickness of described adhesive-layer 4 is 0.5-1mm, and adhesive-layer 4 is mainly used in connecting upright cotton interlayer 3 and upright cotton internal layer
2, so thickness the end of month, pliability can be the best, but the thinnest then adhesiving effect is bad, is susceptible to loose, and preferred thickness is
0.5-1mm。
Embodiment 2
This enforcement is with the difference of embodiment 1: the glue in described adhesive-layer 4 is mixed by the raw material of following weight portion:
Polychloroprene latex 20 parts
Deionized water 20 parts
Emulsifying agent 1 part
Acrylic emulsion 6 parts
Butyl acrylate 1 part
Ethylene-vinyl acetate copolymer emulsion 10 parts
Hide glue 3 parts
Polyurethane associative thickener 2 parts
Magnesium stearate 1 part
Lauroyl peroxide 0.3 part
Aqueous defoamer K-510 1 part.
The other technologies feature of the present embodiment all uses the explanation of embodiment 1, does not repeats them here.
Embodiment 3
This enforcement is with the difference of embodiment 1: the glue in described adhesive-layer 4 is mixed by the raw material of following weight portion:
Polychloroprene latex 25 parts
Deionized water 23 parts
Emulsifying agent 2 parts
Acrylic emulsion 8 parts
Butyl acrylate 3 parts
Ethylene-vinyl acetate copolymer emulsion 10 parts
Hide glue 5 parts
Polyurethane associative thickener 4 parts
Magnesium stearate 3 parts
Lauroyl peroxide 0.5 part
Aqueous defoamer K-510 1.5 parts.
The other technologies feature of the present embodiment all uses the explanation of embodiment 1, does not repeats them here.
Embodiment 4
This enforcement is with the difference of embodiment 1: the glue in described adhesive-layer 4 is mixed by the raw material of following weight portion:
Polychloroprene latex 22 parts
Deionized water 22 parts
Emulsifying agent 1.5 parts
Acrylic emulsion 6 parts
Butyl acrylate 2 parts
Ethylene-vinyl acetate copolymer emulsion 9 parts
Hide glue 4 parts
Polyurethane associative thickener 3 parts
Magnesium stearate 2 parts
Lauroyl peroxide 0.4 part
Aqueous defoamer K-510 1.2 parts.
The other technologies feature of the present embodiment all uses the explanation of embodiment 1, does not repeats them here.
Embodiment 5
The present embodiment and the difference implementing 1 are: the material of described glue stratum reticulare 5 is organic silica gel, following preparation method prepare:
Step one, at 20 DEG C, in sodium silicate solution add mass concentration be the sulfuric acid solution of 15%, regulation pH value be 10.5,
Formed after colloidal sol, places 15 minutes, be allowed to gelation formation silicic acid gel, wherein, in sodium silicate solution, sodium silicate mole dense
Degree is 10%.
Step 2, to step one silicic acid gel add water, utilize sulfuric acid solution regulation pH value control to 5-6, temperature
35 DEG C are heated 20 minutes.
Step 3, again adding water to the silicate gel of step 2, add ferrum sulfuricum oxydatum solutum, adding mass concentration is
It is 2 that the sulfuric acid solution of 20% adjusts pH value, heats 100 minutes at a temperature of 35 DEG C.
Step 4, silicate gel step 3 obtained are dried, and baking temperature is 120 DEG C, obtains silica gel.
Step 5, by step 4 prepare silica gel join in the sulfuric acid solution that mass concentration is 60%, be heated to 155 DEG C
Lower stirring reaction 15 hours, isolates inorganic silica gel, and washing is dried to obtain inorganic silica gel.
Step 6, take the inorganic silica gel that step 5 prepares and be dissolved in the sulfuric acid solution that mass concentration is 30% and be heated to 35
DEG C, add polysiloxanes, silane coupler, Malaysia alcohol and react 18-20 hour under conditions of 155 DEG C, cooling, separate, water
Wash, obtain modified silica-gel.
Step 7, above-mentioned Ludox utilize spray technology prepare glue net.
Wherein, the addition of the iron sulfate in described step 3 and the mol ratio of sodium silicate are 100:3, and the silica gel obtained is pure
Degree height, good toughness.
Wherein, in described step 5, the addition of sulfuric acid solution is to be completely dissolved by silica gel.Sulfuric acid solution is main
The effect dissolved is provided.
Wherein, in described step 5, the mass fraction of each component is:
Inorganic silica gel 30 parts
Polysiloxanes 40 parts
Silane coupler 10 parts
Malaysia alcohol 30 parts.
The other technologies feature of the present embodiment all uses the explanation of embodiment 1, does not repeats them here.
Embodiment 6
The present embodiment and the difference implementing 1 are: the material of described glue stratum reticulare 5 is organic silica gel, following preparation method prepare:
Step one, at 25 DEG C, in sodium silicate solution add mass concentration be the sulfuric acid solution of 20%, regulation pH value be 11.5,
Formed after colloidal sol, places 18 minutes, be allowed to gelation formation silicic acid gel, wherein, in sodium silicate solution, sodium silicate mole dense
Degree is 10%.
Step 2, to step one silicic acid gel add water, utilize sulfuric acid solution regulation pH value to 6, temperature controls 40
DEG C heating 30 minutes.
Step 3, again adding water to the silicate gel of step 2, add ferrum sulfuricum oxydatum solutum, adding mass concentration is
It is 3 that the sulfuric acid solution of 20-25% adjusts pH value, heats 110 minutes at a temperature of 40 DEG C.
Step 4, silicate gel step 3 obtained are dried, and baking temperature is 125 DEG C, obtains silica gel.
Step 5, by step 4 prepare silica gel join in the sulfuric acid solution that mass concentration is 65%, be heated to 160 DEG C
Lower stirring reaction 16 hours, isolates inorganic silica gel, and washing is dried to obtain inorganic silica gel.
Step 6, take the inorganic silica gel that step 5 prepares and be dissolved in the sulfuric acid solution that mass concentration is 40% and be heated to 35
DEG C, add polysiloxanes, silane coupler, Malaysia alcohol and react 20 hours under conditions of 155 DEG C, cooling, separate, washing,
Obtain modified silica-gel.
Step 7, above-mentioned Ludox utilize spray technology prepare glue net.
Wherein, the addition of the iron sulfate in described step 3 and the mol ratio of sodium silicate are 100:3, and the silica gel obtained is pure
Degree height, good toughness.
Wherein, in described step 5, the addition of sulfuric acid solution is to be completely dissolved by silica gel.Sulfuric acid solution is main
The effect dissolved is provided.
Wherein, in described step 5, the mass parts of each component is:
Inorganic silica gel 40 parts
Polysiloxanes 30 parts
Silane coupler 10 parts
Malaysia alcohol 20 parts.
The other technologies feature of the present embodiment all uses the explanation of embodiment 1, does not repeats them here.
Embodiment 7
The present embodiment and the difference implementing 1 are: the material of described glue stratum reticulare 5 is organic silica gel, following preparation method prepare:
Step one, at 22 DEG C, in sodium silicate solution add mass concentration be the sulfuric acid solution of 18%, regulation pH value be 11, shape
After becoming colloidal sol, place 17 minutes, be allowed to gelation and form silicic acid gel, wherein, in sodium silicate solution, the molar concentration of sodium silicate
It is 10%.
Step 2, to step one silicic acid gel add water, utilize sulfuric acid solution regulation pH value to 5.5, temperature controls
38 DEG C are heated 25 minutes.
Step 3, again adding water to the silicate gel of step 2, add ferrum sulfuricum oxydatum solutum, adding mass concentration is
It is 2.3 that the sulfuric acid solution of 22% adjusts pH value, heats 105 minutes at a temperature of 38 DEG C.
Step 4, silicate gel step 3 obtained are dried, and baking temperature is 122 DEG C, obtains silica gel.
Step 5, by step 4 prepare silica gel join in the sulfuric acid solution that mass concentration is 60-65%, be heated to 158
At DEG C, stirring reaction 16 hours, isolate inorganic silica gel, and washing is dried to obtain inorganic silica gel.
Step 6, take the inorganic silica gel that step 5 prepares and be dissolved in the sulfuric acid solution that mass concentration is 30-40% and be heated to
33 DEG C, add polysiloxanes, silane coupler, Malaysia alcohol and react 19 hours under conditions of 154 DEG C, cooling, separate, water
Wash, obtain modified silica-gel.
Step 7, above-mentioned Ludox utilize spray technology prepare glue net.
Wherein, the addition of the iron sulfate in described step 3 and the mol ratio of sodium silicate are 100:3, and the silica gel obtained is pure
Degree height, good toughness.
Wherein, in described step 5, the addition of sulfuric acid solution is to be completely dissolved by silica gel.Sulfuric acid solution is main
The effect dissolved is provided.
Wherein, in described step 5, the mass fraction of each component is:
Inorganic silica gel 35 parts
Polysiloxanes 35 parts
Silane coupler 12 parts
Malaysia alcohol 25 parts.
The other technologies feature of the present embodiment all uses the explanation of embodiment 1, does not repeats them here.
Embodiment 8
A kind of preparation method of the upright cotton Poromeric bra cup pad of band silica gel mesh, including following preparation process:
Step 1: take upright cotton internal layer 2, obtains adhesive-layer 4 at surface thereof coating glue, is then fitted in by upright cotton interlayer 3
Adhesive-layer 4 surface, stacks glue stratum reticulare 5 and upright cotton internal layer 2 successively on the surface of upright cotton interlayer 3, is positioned over bra pressing mold and sets
Standby middle hot pressing, mould temperature is 135 DEG C, and pressure is 5 atmospheric pressure, and pressing time is 170s.
Step 2: the cup blank cooling pressing sizing obtained by step 1 pressing mold, mould temperature is 18 DEG C, and molding pressure is 5
Atmospheric pressure, pressing time 50s, cutting obtains the upright cotton Poromeric bra cup pad of band silica gel mesh.
Embodiment 9
A kind of preparation method of the upright cotton Poromeric bra cup pad of band silica gel mesh, including following preparation process:
Step 1: take upright cotton internal layer 2, obtains adhesive-layer 4 at surface thereof coating glue, is then fitted in by upright cotton interlayer 3
Adhesive-layer 4 surface, stacks glue stratum reticulare 5 and upright cotton internal layer 2 successively on the surface of upright cotton interlayer 3, is positioned over bra pressing mold and sets
Standby middle hot pressing, mould temperature is 145 DEG C, and pressure is 6 atmospheric pressure, and pressing time is 180s.
Step 2: the cup blank cooling pressing sizing obtained by step 1 pressing mold, mould temperature is 16 DEG C, and molding pressure is 6
Atmospheric pressure, pressing time 40s, cutting obtains the upright cotton Poromeric bra cup pad of band silica gel mesh.
Embodiment 10
A kind of preparation method of the upright cotton Poromeric bra cup pad of band silica gel mesh, including following preparation process:
Step 1: take upright cotton internal layer 2, obtains adhesive-layer 4 at surface thereof coating glue, is then fitted in by upright cotton interlayer 3
Adhesive-layer 4 surface, stacks glue stratum reticulare 5 and upright cotton internal layer 2 successively on the surface of upright cotton interlayer 3, is positioned over bra pressing mold and sets
Standby middle hot pressing, mould temperature is 140 DEG C, and pressure is 5.5 atmospheric pressure, and pressing time is 175s.
Step 2: the cup blank cooling pressing sizing obtained by step 1 pressing mold, mould temperature is 15 DEG C, and molding pressure is 5.5
Individual atmospheric pressure, pressing time 45s, cutting obtains the upright cotton Poromeric bra cup pad of band silica gel mesh.
Above-described embodiment is the present invention preferably implementation, and in addition, the present invention can realize with alternate manner,
Without departing from obvious replacement any on the premise of present inventive concept all within protection scope of the present invention.
Claims (10)
1. the upright cotton Poromeric bra cup pad of a band silica gel mesh, it is characterised in that: include upright cotton outer layer and upright cotton
Internal layer, is provided with between described upright cotton outer layer and upright cotton internal layer in upright cotton interlayer, described upright cotton interlayer and upright cotton
It is provided with adhesive-layer between Ceng, between described upright cotton outer layer and upright cotton interlayer, is provided with glue stratum reticulare.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 1, it is characterised in that: described glue
Stratum reticulare is silica gel stratum reticulare.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 1, it is characterised in that: described glue
The thickness of stratum reticulare is 1-3mm.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 1, it is characterised in that: described viscous
Glue in glue-line is mixed by the raw material of following weight portion:
Polychloroprene latex 20-25 part
Deionized water 20-23 part
Emulsifying agent 1-2 part
Acrylic emulsion 5-8 part
Butyl acrylate 1-3 part
Ethylene-vinyl acetate copolymer emulsion 8-10 part
Hide glue 3-5 part
Polyurethane associative thickener 2-4 part
Magnesium stearate 1-3 part
Lauroyl peroxide 0.3-0.5 part
Aqueous defoamer K-510 1-1.5 part.
A kind of upright cotton water-fastness bra cup pad the most according to claim 4, it is characterised in that: described polychloroprene latex,
Acrylic emulsion, the mixed weight ratio of ethylene-vinyl acetate copolymer emulsion are 1:0.3:0.5.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 1, it is characterised in that: described glue
The material of stratum reticulare is organic silica gel, following preparation method prepare:
Step one, at 20-25 DEG C, in sodium silicate solution add mass concentration be the sulfuric acid solution of 15-20%, regulate pH value
It is 10.5～11.5, after forming colloidal sol, places 15-18 minute, be allowed to gelation and form silicic acid gel, wherein, sodium silicate solution
In, the molar concentration of sodium silicate is 10%；
Step 2, to step one silicic acid gel add water, utilize sulfuric acid solution regulation pH value control at 35-40 to 5-6, temperature
DEG C heating 20-30 minute；
Step 3, silicate gel after step 2 processes add water again, add ferrum sulfuricum oxydatum solutum, and adding mass concentration is
It is 2-3 that the sulfuric acid solution of 20-25% adjusts pH value, heats 100-110 minute at a temperature of 35-40 DEG C；
Step 4, step 3 is processed after the silicate gel that obtains be dried, baking temperature is 120-125 DEG C, obtains silica gel；
Step 5, by step 4 prepare silica gel join in the sulfuric acid solution that mass concentration is 60-65%, be heated to 155-160
At DEG C, stirring reaction 15-16 hour, isolates inorganic silica gel, and washing is dried to obtain inorganic silica gel；
Step 6, take the inorganic silica gel that step 5 prepares and be dissolved in the sulfuric acid solution that mass concentration is 30-40% and be heated to 30-
35 DEG C, add polysiloxanes, silane coupler, Malaysia alcohol react 18-20 hour under conditions of 150-155 DEG C, cooling, point
From, washing, obtain modified silica-gel；
Step 7, above-mentioned modified silica-gel utilize spray technology prepare glue stratum reticulare.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 6, it is characterised in that: described step
The addition of the iron sulfate in rapid three and the mol ratio of sodium silicate are 100:3.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 6, it is characterised in that: described step
In rapid five, the addition of sulfuric acid solution is for be completely dissolved silica gel.
The upright cotton Poromeric bra cup pad of a kind of band silica gel mesh the most according to claim 6, it is characterised in that: described step
In rapid six, the mass fraction of each component is:
Inorganic silica gel 30-40 part
Polysiloxanes 30-40 part
Silane coupler 10-15 part
Malaysia alcohol 20-30 part.
10. the preparation method of the upright cotton Poromeric bra cup pad of the band silica gel mesh described in any one of claim 1, its feature exists
In: include following preparation process:
Step 1: take upright cotton internal layer, obtains adhesive-layer at surface thereof coating glue, is then fitted in viscous by upright cotton interlayer
Film surface, stacks glue stratum reticulare and upright cotton internal layer successively on the surface of upright cotton interlayer, is positioned in bra compression mold device heat
Pressing, mould temperature is 135-145 DEG C, and pressure is 5-6 atmospheric pressure, and pressing time is 170-180s；
Step 2: the cup blank cooling pressing sizing obtained by step 1 pressing mold, mould temperature is less than 18 DEG C, molding pressure
For 5-6 atmospheric pressure, pressing time 40-50s, cutting obtains the upright cotton Poromeric bra cup pad of band silica gel mesh.
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