CN107474307A - A kind of automatically cleaning multifunctional graphite vinyl sponge preparation method - Google Patents
A kind of automatically cleaning multifunctional graphite vinyl sponge preparation method Download PDFInfo
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- CN107474307A CN107474307A CN201710672055.0A CN201710672055A CN107474307A CN 107474307 A CN107474307 A CN 107474307A CN 201710672055 A CN201710672055 A CN 201710672055A CN 107474307 A CN107474307 A CN 107474307A
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- 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
- C08K3/02—Elements
- C08K3/04—Carbon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
Abstract
The invention belongs to multifunctional material preparing technical field, it is related to a kind of automatically cleaning multifunctional graphite vinyl sponge preparation method, technical process includes preparing, mixing and totally three steps that foam, the graphene that will be weighed according to sets requirement, photocatalyst, fire retardant, bonding agent and blowing promotor are made by the box foaming law technology of the step of cross-linking reaction one with polyurethane comixing using polyurethane as carrier, and there is good absorption to breathe freely, soft feel, and the intensity with graphene superelevation, antistatic property, far infrared performance, anti-microbial property, moment deodorization, the sponge of the characteristics such as anionic property, the conduction and thermal property of sponge are improved compared with traditional sponge, and add the antibacterial of sponge, far infrared, anion and moment deodorizing function；Its simple production process, preparation efficiency and yield are high, environmental protection and energy saving, can be widely applied for the family products such as Lingerie, footwear, magnetic suspension, high ferro and superior automobile seat, advanced sofa, mattress.
Description
Technical field：
The invention belongs to multifunctional material preparing technical field, and in particular to a kind of automatically cleaning multifunctional graphite vinyl sponge system
Preparation Method, there is provided a kind of automatically cleaning multifunctional flame-proof graphene sponge, there is permanent antibacterial, fire-retardant, moment smelly eliminating, anti-quiet
Electricity, antiultraviolet, anion, far infrared and the function of shielding electromagnetic wave, are mainly used in Lingerie, footwear, magnetic suspension, high ferro and
The family product such as superior automobile seat, advanced sofa and mattress.
Background technology：
Sponge is a kind of porous material for having good water imbibition and can be used in clean article, the sponge that people commonly use
It is made up of wood cellulose fibers or foamed plastic polymer；In addition, also have the natural sponge made of spongia, most a couple of days
Right sponge is used for clean body or drawing；Also synthetic sponge, respectively low-density polyethers (are not inhaled made of three class other materials
Water sponge), polyvinyl alcohol (high-absorbent material, without obvious stomata) and polyester.Conventional sponge is divided into high density sea according to structure
Three kinds of continuous, Midst density sponge and low-density sponge, the wherein hole of high-density sponge are more and full, because have preferable gas permeability and
Elasticity, it is often used in doing the materials such as acoustical cotton, sofa, mattress and Lingerie filler；Most sponge without it is fire-retardant,
The functional characteristics such as antibacterial, moment smelly eliminating, antistatic, antiultraviolet, anion, far infrared and shielding electromagnetic wave, it is thought that
Brand-new material is added in sponge, to improve its performance；Graphene (Graphene) be one kind by carbon atom with sp2 hydridization sides
Formula formed cellular flat film, be it is a kind of only an atomic layer level thickness quasi- two-dimensional material, so be called do it is monatomic
Layer graphite；Univ Manchester UK physicist An Deliegaimu and Constantine's Nuo Woxiao loves are peeled off with micromechanics
Graphene is isolated in method success from graphite, and obtains Nobel Prize in physics in 2010 jointly；The common powder life of graphene
The method of production is mechanical stripping method, oxidation-reduction method, SiC epitaxial growth methods, and film production method is chemical vapour deposition technique
(CVD)；Because graphene has very good intensity, flexible, conductive, heat conduction and optical characteristics, graphene is in physics, material
The fields such as material, electronic information, computer and Aero-Space are obtained for significant progress.But in the prior art, graphene
The defects of complexity being present and be difficult to popularization in the production technology of feature sponge.Chinese patent 201710042236.5 discloses
A kind of preparation method of closed pore graphene oxide sponge, its processing step are：First, graphene oxide is prepared：Under condition of ice bath
Native graphite is added in the concentrated sulfuric acid that mass fraction is 98%, and low whipping speed is to be stirred under 300r/min~400r/min
10min~40min, then by points of 4~6 times additions of KMnO4, and low whipping speed be 300r/min~400r/min stir 2h~
2.5h, then change ice bath, being placed in temperature is in 30~40 DEG C of water bath with thermostatic control, low whipping speed be 300r/min~
400r/min stirs 30min~60min, then walks around and move in the thermostat water bath that temperature is 80 DEG C, and low whipping speed is
It is persistently overheating to 80 DEG C under the conditions of 300r/min~400r/min, then be by I points of 4~6 additions of distilled water, low whipping speed
300r/min~400r/min stirs 15min~20min, then is diluted with distilled water II, adds dilution hydrogen peroxide, then
1h~2h is ultrasonically treated, then 10min is centrifuged for 8000r/min in centrifugal speed, centrifugal solids is obtained, then utilizes distilled water pair
Centrifugal solids carry out centrifuge washing, wash untill filtrate pH value is 5~6, solid after being washed；In vacuum tank at 60 DEG C
7h~8h is dried to solid after washing, obtains graphene oxide powder；The mass fraction be 98% the concentrated sulfuric acid volume with
The mass ratio of native graphite is 23mL:1g；The mass ratio of the KMnO4 and native graphite are 6:1；The volume of the distilled water I
Mass ratio with native graphite is 80mL:1g；The volume of the distilled water II and the mass ratio of native graphite are 60mL:1g；Institute
Dilution hydrogen peroxide is stated to be mixed by the hydrogen peroxide and distilled water III that mass fraction is 30%, and pair that mass fraction is 30%
Oxygen water and distilled water III volume ratio are 10.81:60；2nd, graphene oxide emulsion is prepared：Graphene oxide powder is added
In deionized water, and 1h~2h is ultrasonically treated, then adds polyvinyl alcohol, and be 90 DEG C in temperature and mixing speed is 1000r/
Min~1800r/min stirs 20min~30min, is subsequently placed in temperature in 40 DEG C of water-baths, to add NaCl and diphenyl ether, most
The high speed shear 1h under 8000r/min~20000r/min speed afterwards, obtains graphene oxide emulsion；The graphene oxide
The quality of powder and the volume ratio of deionized water are 5mg:1mL；The mass ratio of the graphene oxide powder and polyvinyl alcohol is
5:1；The graphene oxide powder and NaCl mass ratio are 5:(3~4)；The quality and hexichol of the graphene oxide powder
The volume ratio of ether is 50mg:2mL；3rd, it is freeze-dried：First temperature be -60 DEG C by graphene oxide emulsion freeze 30min,
Then be freeze-dried 3 days at being -60 DEG C in temperature, obtain freezing graphene oxide block, then by lyophilized graphene oxide block
It is placed in vacuum drying chamber and is dried in vacuo 24h at 80 DEG C, obtains closed pore graphene oxide sponge；Chinese patent
201410510231.7 disclose a kind of preparation method of graphene sponge, and the graphene sponge surface and internal presentation are three-dimensional
Vesicular texture, methods described step are as follows：The first step：Graphite method is peeled off using oxidation, and graphene oxide solution is prepared；
Second step：Graphene oxide solution is well mixed with n-hexane, obtains mixed solution；3rd step：By mixing described in second step
Solution carries out freeze-drying process, obtains graphene oxide sponge；4th step：By graphene oxide sponge obtained by the 3rd step in nitrogen
Taken out after being made annealing treatment under gas shielded, that is, obtain described graphene sponge, annealing temperature is 200~500 DEG C, and the time is
0.5~3h；The graphene oxide solution concentration that the first step is prepared is 2~10mg/mL, graphene oxide solution in second step
Volume ratio with n-hexane is 1:1；A kind of three-dimensional porous konjaku glucomannan-oxygen disclosed in Chinese patent 201610644537.0
The preparation method of graphite alkene sponge comprises the following steps：(1) graphene oxide solution is prepared；(2) by konjak glucomannan
Solution is added in graphene oxide solution, stirring, deaeration, obtains mixed solution；(3) mixed solution is added in alkaline solution and soaked
Bubble, then adding in tubular die, the bottom of the tubular die is fixed on steel plate, and steel plate is positioned in liquid nitrogen and freezed,
After solution fully charge, it is placed in freeze drier, is freeze-dried, is washed with deionized after the completion of drying, then
Vacuum drying, that is, obtain three-dimensional porous konjaku glucomannan-graphene oxide sponge；The disclosure of Chinese patent 201611161316.4
A kind of nitrogen/sulphur the step of being co-doped with the preparation method of three-dimensional grapheme sponge it is as follows：Step 1: graphene oxide/thiocarbamide mixing
Graphene oxide is dissolved in deionized water by the preparation of thing, obtains graphene oxide water solution, graphene oxide in the solution
Concentration is 2.6mg/ml~15.6mg/ml；Step 2: by thiocarbamide be added to graphene oxide it is water-soluble in, recycle sonic oscillation
Carry out dispersed, form graphene oxide/thiocarbamide mixed solution, the mass ratio of graphene oxide and thiocarbamide is 1:4~1:10；
Step 3: graphene oxide/thiocarbamide mixed solution is imported in hydrothermal reaction kettle, then hydrothermal reaction kettle is put into drying oven
Water-filling thermal response, hydrothermal temperature are 150~200 DEG C, and the heat time is 12~24h, obtains nitrogen/sulphur and is co-doped with three-dimensional graphite
Alkene；Step 4: after cleaning remaining thiocarbamide repeatedly with deionized water, nitrogen/sulphur is co-doped with three-dimensional grapheme and is freeze-dried, freezed
Drying temperature is -55 DEG C, time 72h.Above patented product be difficult to fire-retardant, antibacterial, fire-retardant, moment smelly eliminating, it is antistatic,
The functional characteristics such as antiultraviolet, anion, far infrared and shielding electromagnetic wave.Therefore, a kind of automatically cleaning multifunctional graphite vinyl is researched and developed
Sponge preparation method, prepare with anti-microbial property, moment smelly eliminating, antistatic, antiultraviolet, anion and shielding electromagnetic wave work(
The graphene sponge of energy, there is very much science and apply valency, it may have good society and application prospect.
The content of the invention：
The shortcomings that it is an object of the invention to overcome prior art to exist：Preparation method process is complicated, the non-antiflaming work(of product
Can, rustic, while overcome sponge because emit bad smell containing harmful substances such as toluene the defects of, seek to design a kind of from clear
Clean multifunctional graphite vinyl sponge preparation method, the sponge of preparation can embody the excellent performance of sponge and the superelevation of graphene
Intensity, there is excellent anti-microbial property, moment smelly eliminating, antistatic, antiultraviolet, anion and electromagnetic wave shielding function.
To achieve these goals, the technical process of automatically cleaning multifunctional graphite vinyl sponge preparation method of the present invention
Including totally three steps that prepare, mix and foam：
(1) prepare：Weigh raw material according to setting quality requirement, raw material include graphene, photocatalyst, fire retardant, polyurethane,
Binding agent and blowing promotor；First with cleaning agent clean foaming cylinder, then with pure water rinsing foam cylinder, then drying foaming cylinder, most
Foaming cylinder is connected with vibration of ultrasonic wave dispersal device afterwards；
(2) mix：Graphene, photocatalyst, fire retardant, polyurethane, binding agent and blowing promotor that step (1) weighs are delayed
Slow be uniformly added into foaming cylinder forms mixture, while stirs mixture and open vibration of ultrasonic wave dispersal device, to mixture
Carrying out being dispersed with stirring for 30-60min makes graphene, photocatalyst, fire retardant, bonding agent and blowing promotor be uniformly dispersed in poly- ammonia
Blended liquid is formed in ester carrier, to play graphene, photocatalyst, fire retardant, bonding agent and the respective function of blowing promotor；
(3) foam：Blended liquid prepared by step (2) is sealed in foaming cylinder, blended liquid is 30-60 DEG C in blowing temperature
Under conditions of foam 20-30h, obtain automatically cleaning multifunctional graphite vinyl sponge, the percentage by weight of wherein graphene and sponge is
1：100-1：10.
Graphene, photocatalyst, fire retardant, polyurethane, binding agent, blowing promotor, foaming cylinder and ultrasound of the present invention
Ripple vibrations dispersal device is commercially available prod.
The density of automatically cleaning multifunctional graphite vinyl sponge prepared by the present invention is 30D, screen resilience ＞ 48 ± 3,25 ±
Indentation force deflection ＞ 110N under conditions of 10%, the indentation force deflection ＞ 140N under conditions of 40 ± 20%, in 65 ± 30% bar
Indentation force deflection ＞ 250N under part, compression deformation rate ＞ 5.9.
The present invention compared with prior art, graphene, photocatalyst, fire retardant, poly- ammonia is weighed according to the quality requirement of setting
Ester, bonding agent and blowing promotor, graphene, photocatalyst, fire retardant, bonding agent and blowing promotor and polyurethane comixing are passed through anti-
The box foaming law technology of a step should be crosslinked to be made with ventilative, the soft feel of good absorption by carrier of polyurethane, and
Intensity, antistatic property, far infrared performance, anti-microbial property, moment deodorization, anionic property with graphene superelevation etc.
The sponge of characteristic, sponge conduction and thermal property be improved with traditional sponge compared with, and add sponge antibacterial, far
Infrared, anion and moment deodorizing function；Its simple production process, easily operated, batch production cost is low, preparation efficiency and production
Amount is high, environmental protection and energy saving, can be widely applied for Lingerie, footwear, magnetic suspension, high ferro and superior automobile seat, advanced sofa, bed
The family products such as pad.
Brief description of the drawings：
Fig. 1 is the process flow diagram of automatically cleaning multifunctional graphite vinyl sponge preparation method of the present invention.
Fig. 2 is the TEM transmission electron microscope pictures of low-density automatically cleaning multifunctional graphite vinyl sponge prepared by the embodiment of the present invention 2.
Fig. 3 is the TEM transmission electron microscope pictures of high density automatically cleaning multifunctional graphite vinyl sponge prepared by the embodiment of the present invention 3.
Embodiment：
The present invention is described further by way of example and in conjunction with the accompanying drawings.
Embodiment 1：
The technical process for the automatically cleaning multifunctional graphite vinyl sponge preparation method that the present embodiment is related to include prepare, mixing and
Foam totally three steps：
(1) prepare：According to sets requirement weigh the graphene of 2 mass parts, the photocatalyst of 1 mass parts, 3 mass parts it is fire-retardant
Agent, the polyurethane of 90 mass parts, binding agent and blowing promotor；Foaming cylinder is cleaned with cleaning agent first, then is foamed with pure water rinsing
Cylinder, then foaming cylinder, is finally connected by drying foaming cylinder with vibration of ultrasonic wave dispersal device；
(2) mix：Graphene, photocatalyst, fire retardant, polyurethane, binding agent and blowing promotor that step (1) weighs are delayed
Slow be uniformly added into foaming cylinder forms mixture, while stirs mixture and open vibration of ultrasonic wave dispersal device, to mixture
Carrying out being dispersed with stirring for 45min makes graphene, photocatalyst, fire retardant, bonding agent and blowing promotor be uniformly dispersed in polyurethane
Blended liquid is formed in carrier, to play graphene, photocatalyst, fire retardant, bonding agent and the respective function of blowing promotor；
(3) foam：Blended liquid prepared by step (2) is sealed in foaming cylinder, blended liquid is 40 DEG C in blowing temperature
Under the conditions of foam 20h, obtain automatically cleaning multifunctional graphite vinyl sponge, the wherein percentage by weight of graphene and sponge is 2:100.
Graphene that the present embodiment is related to, photocatalyst, fire retardant, polyurethane, binding agent, blowing promotor, foaming cylinder and super
Acoustic wave vibrations dispersal device is commercially available prod.
The density of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is 30D, and screen resilience is 49 ± 3,25 ±
Indentation force deflection under conditions of 10% is 115N, and indentation force deflection is 147N under conditions of 40 ± 20%, in 65 ± 30% bar
Indentation force deflection is 262N under part, compression deformation rate 6.
The functional parameter of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is：Ammonia stink road is eliminated, it is initial dense
Spend the elimination factor for 100ppm and reached 76% at 10 minutes, eliminate jealous woman tart flavour road, initial concentration is that 100ppm elimination factor exists
Reach 90% at 10 minutes, eliminate lucky oxalic acid taste, initial concentration is that 100ppm elimination factor reached 95% at 10 minutes, is disappeared
Except aged stink road, initial concentration is that 100ppm elimination factor reached 85% at 10 minutes.
The functional parameter of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is：GB/T 20944.3-2008
ATCC6538 staphylococcus aureuses>95, Escherichia coli 8099>81%, ATCC10231 Candida albicans>95%, meet standard
It is required that.
The electro-magnetic wave absorption level of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment reaches more than -10dB, energy
Enough incident electromagnetic waves of decay more than 76%, the electro-magnetic wave absorption peak of automatically cleaning multifunctional graphite vinyl sponge is with graphene thickness
Increase to low frequency move；The anti-static function of automatically cleaning multifunctional graphite vinyl sponge comes from graphene therein, graphene
Electronic movement velocity is the 1/300 of the light velocity, has superconductivity energy, will not produce electrostatic, so automatically cleaning multifunctional graphite vinyl
Sponge does not produce electrostatic, will not adsorb dust, has self-cleaning function；The anti-flammability of multifunctional graphite vinyl sponge meets TB/T
3138-2006 standards and TB/T 3139-2006 standards.
Embodiment 2：
The technical process for the automatically cleaning multifunctional graphite vinyl sponge preparation method that the present embodiment is related to include prepare, mixing and
Foam totally three steps：
(1) prepare：According to sets requirement weigh the graphenes of 3 mass parts, 1.5 mass parts photocatalyst, 4 mass parts resistance
Fire agent, the polyurethane of 90 mass parts, binding agent and blowing promotor；Foaming cylinder is cleaned with cleaning agent first, then is sent out with pure water rinsing
Cylinder is steeped, then drying foaming cylinder, be finally connected foaming cylinder with vibration of ultrasonic wave dispersal device；
(2) mix：Graphene, photocatalyst, fire retardant, polyurethane, binding agent and blowing promotor that step (1) weighs are delayed
Slow be uniformly added into foaming cylinder forms mixture, while stirs mixture and open vibration of ultrasonic wave dispersal device, to mixture
Carrying out being dispersed with stirring for 45min makes graphene, photocatalyst, fire retardant, bonding agent and blowing promotor be uniformly dispersed in polyurethane
Blended liquid is formed in carrier, to play graphene, photocatalyst, fire retardant, bonding agent and the respective function of blowing promotor；
(3) foam：Blended liquid prepared by step (2) is sealed in foaming cylinder, blended liquid is 50 DEG C in blowing temperature
Under the conditions of foam 25h, obtain automatically cleaning multifunctional graphite vinyl sponge, the wherein percentage by weight of graphene and sponge is 3:100.
Graphene that the present embodiment is related to, photocatalyst, fire retardant, polyurethane, binding agent, blowing promotor, foaming cylinder and super
Acoustic wave vibrations dispersal device is commercially available prod.
The density of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is 30D, and screen resilience is 50 ± 3,25 ±
Indentation force deflection under conditions of 10% is 123N, and indentation force deflection is 153N under conditions of 40 ± 20%, in 65 ± 30% bar
Indentation force deflection is 273N under part, compression deformation rate 6.2.
The functional parameter of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is：Ammonia stink road is eliminated, it is initial dense
Spend the elimination factor for 100ppm and reached 86% at 10 minutes, eliminate jealous woman tart flavour road, initial concentration is that 100ppm elimination factor exists
Reach 92% at 10 minutes, eliminate lucky oxalic acid taste, initial concentration is that 100ppm elimination factor reached 96% at 10 minutes, is disappeared
Except aged stink road, initial concentration is that 100ppm elimination factor reached 87% at 10 minutes.
The functional parameter of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is：GB/T 20944.3-2008
ATCC6538 staphylococcus aureuses>97, Escherichia coli 8099>83%, ATCC10231 Candida albicans>97%, meet standard
It is required that.
The electro-magnetic wave absorption level of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment reaches more than -10dB, energy
Enough incident electromagnetic waves of decay more than 80%, the electro-magnetic wave absorption peak of automatically cleaning multifunctional graphite vinyl sponge is with graphene thickness
Increase to low frequency move；The anti-static function of automatically cleaning multifunctional graphite vinyl sponge comes from graphene therein, graphene
Electronic movement velocity is the 1/300 of the light velocity, has superconductivity energy, will not produce electrostatic, so automatically cleaning multifunctional graphite vinyl
Sponge does not produce electrostatic, will not adsorb dust, has self-cleaning function；The anti-flammability of multifunctional graphite vinyl sponge meets TB/T
3138-2006 standards and TB/T 3139-2006 standards.
Embodiment 3：
The technical process for the automatically cleaning multifunctional graphite vinyl sponge preparation method that the present embodiment is related to include prepare, mixing and
Foam totally three steps：
(1) prepare：The graphenes of 4 mass parts, the photocatalyst of 1.8 mass parts, 4.5 mass parts are weighed according to sets requirement
Fire retardant, the polyurethane of 87 mass parts, binding agent and blowing promotor；Foaming cylinder is cleaned with cleaning agent first, then uses pure water rinsing
Foam cylinder, then drying foaming cylinder, is finally connected foaming cylinder with vibration of ultrasonic wave dispersal device；
(2) mix：Graphene, photocatalyst, fire retardant, polyurethane, binding agent and blowing promotor that step (1) weighs are delayed
Slow be uniformly added into foaming cylinder forms mixture, while stirs mixture and open vibration of ultrasonic wave dispersal device, to mixture
Carrying out being dispersed with stirring for 50min makes graphene, photocatalyst, fire retardant, bonding agent and blowing promotor be uniformly dispersed in polyurethane
Blended liquid is formed in carrier, to play graphene, photocatalyst, fire retardant, bonding agent and the respective function of blowing promotor；
(3) foam：Blended liquid prepared by step (2) is sealed in foaming cylinder, blended liquid is 60 DEG C in blowing temperature
Under the conditions of foam 30h, obtain automatically cleaning multifunctional graphite vinyl sponge, the wherein percentage by weight of graphene and sponge is 4:100.
Graphene that the present embodiment is related to, photocatalyst, fire retardant, polyurethane, binding agent, blowing promotor, foaming cylinder and super
Acoustic wave vibrations dispersal device is commercially available prod.
The density of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is 30D, and screen resilience is 53 ± 3,25 ±
Indentation force deflection under conditions of 10% is 133N, and indentation force deflection is 164N under conditions of 40 ± 20%, in 65 ± 30% bar
Indentation force deflection is 282N under part, compression deformation rate 6.4.
The functional parameter of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is：Ammonia stink road is eliminated, it is initial dense
Spend the elimination factor for 100ppm and reached 93% at 10 minutes, eliminate jealous woman tart flavour road, initial concentration is that 100ppm elimination factor exists
Reach 95% at 10 minutes, eliminate lucky oxalic acid taste, initial concentration is that 100ppm elimination factor reached 98% at 10 minutes, is disappeared
Except aged stink road, initial concentration is that 100ppm elimination factor reached 90% at 10 minutes.
The functional parameter of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment is：GB/T 20944.3-2008
ATCC6538 staphylococcus aureuses>99, Escherichia coli 8099>86%, ATCC10231 Candida albicans>99%, meet standard
It is required that.
The electro-magnetic wave absorption level of automatically cleaning multifunctional graphite vinyl sponge manufactured in the present embodiment reaches more than -10dB, energy
Enough incident electromagnetic waves of decay more than 88%, the electro-magnetic wave absorption peak of automatically cleaning multifunctional graphite vinyl sponge is with graphene thickness
Increase to low frequency move；The anti-static function of automatically cleaning multifunctional graphite vinyl sponge comes from graphene therein, graphene
Electronic movement velocity is the 1/300 of the light velocity, has superconductivity energy, will not produce electrostatic, so automatically cleaning multifunctional graphite vinyl
Sponge does not produce electrostatic, will not adsorb dust, has self-cleaning function；The anti-flammability of multifunctional graphite vinyl sponge meets TB/T
3138-2006 standards and TB/T 3139-2006 standards.
Claims (3)
1. a kind of automatically cleaning multifunctional graphite vinyl sponge preparation method, it is characterised in that technical process includes preparing, mix and sending out
Steep totally three steps：
(1) prepare：Raw material is weighed according to setting quality requirement, raw material includes graphene, photocatalyst, fire retardant, polyurethane, bonding
Agent and blowing promotor；First with cleaning agent clean foaming cylinder, then with pure water rinsing foam cylinder, then drying foaming cylinder, finally will
Foaming cylinder is connected with vibration of ultrasonic wave dispersal device；
(2) mix：Graphene, photocatalyst, fire retardant, polyurethane, binding agent and the blowing promotor that step (1) is weighed are slowly equal
Even add in foaming cylinder forms mixture, while stirs mixture and open vibration of ultrasonic wave dispersal device, and mixture is carried out
Being dispersed with stirring for 30-60min makes graphene, photocatalyst, fire retardant, bonding agent and blowing promotor be uniformly dispersed in polyurethane load
Blended liquid is formed in body, to play graphene, photocatalyst, fire retardant, bonding agent and the respective function of blowing promotor；
(3) foam：Blended liquid prepared by step (2) is sealed in foaming cylinder, blended liquid is in the bar that blowing temperature is 30-60 DEG C
Foam 20-30h under part, obtains automatically cleaning multifunctional graphite vinyl sponge, and the wherein percentage by weight of graphene and sponge is 1：
100-1：10.
2. automatically cleaning multifunctional graphite vinyl sponge preparation method according to claim 1, it is characterised in that the graphene,
Photocatalyst, fire retardant, polyurethane, binding agent, blowing promotor, foaming cylinder and vibration of ultrasonic wave dispersal device are commercially available prod.
3. automatically cleaning multifunctional graphite vinyl sponge preparation method according to claim 1, it is characterised in that the automatically cleaning
The density of multifunctional graphite vinyl sponge is 30D, screen resilience ＞ 48 ± 3, the indentation force deflection ＞ 110N under conditions of 25 ± 10%,
The indentation force deflection ＞ 140N under conditions of 40 ± 20%, indentation force deflection ＞ 250N, compression deformation rate under conditions of 65 ± 30%
＞ 5.9.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109627740A (en) * | 2018-11-06 | 2019-04-16 | 梦百合家居科技股份有限公司 | A kind of preparation method of graphene memory foam |
| CN109796747A (en) * | 2018-12-12 | 2019-05-24 | 祝淑平 | Graphene heating mattress |
| CN109824864A (en) * | 2019-03-16 | 2019-05-31 | 永安梦康石墨烯家居科技有限公司 | A kind of antifatigue sponge of graphene PU |
| CN113150234A (en) * | 2021-05-10 | 2021-07-23 | 慕思健康睡眠股份有限公司 | Wear-resistant graphene polyurethane composite sponge material and preparation method and application thereof |
| CN113637314A (en) * | 2021-09-07 | 2021-11-12 | 南通斯麦汽车内饰材料有限公司 | Anti-aging high-elasticity polyurethane automobile seat sponge and preparation process thereof |
| CN113831722A (en) * | 2021-09-07 | 2021-12-24 | 南通斯麦汽车内饰材料有限公司 | Breathable polyurethane seat sponge and preparation process thereof |
-
2017
- 2017-08-08 CN CN201710672055.0A patent/CN107474307B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109627740A (en) * | 2018-11-06 | 2019-04-16 | 梦百合家居科技股份有限公司 | A kind of preparation method of graphene memory foam |
| CN109796747A (en) * | 2018-12-12 | 2019-05-24 | 祝淑平 | Graphene heating mattress |
| CN109824864A (en) * | 2019-03-16 | 2019-05-31 | 永安梦康石墨烯家居科技有限公司 | A kind of antifatigue sponge of graphene PU |
| CN113150234A (en) * | 2021-05-10 | 2021-07-23 | 慕思健康睡眠股份有限公司 | Wear-resistant graphene polyurethane composite sponge material and preparation method and application thereof |
| CN113637314A (en) * | 2021-09-07 | 2021-11-12 | 南通斯麦汽车内饰材料有限公司 | Anti-aging high-elasticity polyurethane automobile seat sponge and preparation process thereof |
| CN113831722A (en) * | 2021-09-07 | 2021-12-24 | 南通斯麦汽车内饰材料有限公司 | Breathable polyurethane seat sponge and preparation process thereof |
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| Publication number | Publication date |
|---|---|
| CN107474307B (en) | 2018-06-29 |
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