CN105885346B - The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination and preparation and application - Google Patents
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination and preparation and application Download PDFInfo
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Abstract
The invention discloses a kind of organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination, the hybridized film is made of sulfonated polyether-ether-ketone and the organic micro-capsule of amination.Its preparation process include: withMethod synthetic silica microballoon, silicon ball are reacted with 3- (methacryloyl) propyl trimethoxy silicane, obtain double bond modification silicon ball；Then double bond is modified into silicon ball and methacrylic acid prepares Carboxylation silicon ball under the action of crosslinking agent and initiator；Carboxylation silicon ball and 1- vinyl imidazole prepare amination silicon ball under initiator effect；Hydrofluoric acid solution etches amination silicon ball, and the organic micro-capsule of amination is made；The organic micro-capsule of amination and sulfonated polyether-ether-ketone solution blending obtain casting solution, and the hybridized film is made through the tape casting.The raw material of hybridized film of the present invention is easy to get, and preparation process is easy to be controllable, and the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination is made and is applied to CO2/CH4(N2) gas separation, selectivity and permeability with higher.
Description
Technical field
The present invention relates to a kind of organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination and preparations and application to belong to UF membrane
Technical field.
Background technique
Gaseous jet simulation method is a new separation technology, and great effect has been played in many fields.With tradition
Separation method such as cryogenic distillation process is compared with deep cooling absorption method, it has, and separative efficiency height, facility compact, occupied area be small, energy
It consumes lower, easy to operate, maintenance be easy, invest the advantages that less, thus it is shown that excellent application prospect.By material
Qualitative classification, gas separation membrane material can be divided into polymeric membrane, inoranic membrane and hybrid organic-inorganic film.In recent years, organic-nothing
Machine nano hybridization system is each and application study has become the new research hotspot of film research field.Organic-inorganic nano hybridized film is having
Introduce inorganic particle in machine network, improve network structure, have the advantages that it is some not available for simple organic high molecular layer, such as
Higher mechanical strength, temperature is delivered in higher vitrifying, higher using temperature etc., while overcoming the matter of inoranic membrane again
Crisp, the disadvantages of processing is inconvenient, there is good application prospect.So far, the hydridization membrane preparation method developed is mainly
Physical blending process.It is directly by the inorganic of micron or nano-scale that traditional physical blending process, which prepares macromolecular-inorganic hybrid membrane,
Particle is distributed in polymer matrix in a manner of physical blending.This method is simple and easy to do, controllability and versatile, but by
Inorganic particle is reunited, inorganic phase disperses a series of restriction of imperfection factors such as uneven, macromolecule-inorganic boundary defect.
In order to prepare inorganic particle dispersion more evenly, macromolecule-inorganic interface configuration more preferably hybridized film, people start to inorganic grain
The progress of sublist face is organically-modified, while improving the interface compatibility between inorganic particulate and macromolecule, carries out functional modification,
To improve permeability of the membrane and separating property, the development of membrane technology is pushed.
In gas separation process, usually with the presence of vapor, and most of membrane material water-resistant stability is restricted, miscellaneous
The water resistance for changing the high-molecular matrix material in film plays an important role actual industrial application.And there are shapes in water
Under state, amino is to promotion CO2Transmitting has great importance.
The sulfonated polyether-ether-ketone (SPEEK) obtained after polyether-ether-ketone (PEEK) is sulfonated is due to good mechanicalness
Can, and existing correlative study confirms sulfonated polyether-ether-ketone film to CO2Higher selectivity and permeability, therefore sulfonated polyether ether
Ketone is as macromolecule member material.
A large amount of amino are contained on organic micro-capsule surface, can be with CO2Effect improves film to CO2Selectivity, and organic micro-capsule with
Macromolecule has good interface compatibility, and the interface compatibility of high-molecular organic material and filler theoretically can be improved.It arrives
So far, the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination and preparation and applied to gas separation be showed no document report
Road.
Summary of the invention
The purpose of the present invention is to provide a kind of organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination, the present invention is provided
Preparation method process it is simple to operation, environmentally protective, preparation-obtained gas separation hybridized film can be used for separating CO2/
CH4Or CO2/N2Gas separation, has good separating effect.
A kind of organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination of the present invention, the sulfonated polyether-ether-ketone-amination are organic
Micro-capsule hybridized film is made of, wherein sulfonated polyether ether with a thickness of 55~80 microns sulfonated polyether-ether-ketone and the organic micro-capsule of amination
Ketone and the organic micro-capsule mass ratio of amination are (0.80~0.95): (0.20~0.05), the sulfonation degree of the sulfonated polyether-ether-ketone
It is 45~75%.
The preparation method of the organic micro-capsule of sulfonated polyether-ether-ketone-amination of the present invention, including following procedure:
Step 1 usesMethod synthesize diameter be 100~800nm silicon dioxide microsphere: by ethyl orthosilicate with
The ammonium hydroxide that mass fraction is 25% is (0.5~10) in mass ratio: 1 is distributed in dehydrated alcohol, is stirred at room temperature for 24 hours；To
3- (trimethoxysilyl) propyl -2- methyl -2- acrylate, ethyl orthosilicate and 3- (front three are added in above-mentioned solution
Oxygroup silicyl) propyl -2- methyl -2- acrylate mass ratio be (1~20): 1；Continue stirring at room temperature for 24 hours；Centrifugation
And be washed with water three times, ethanol washing is primary, obtains double bond after dry and modifies silicon ball；
Step 2 prepares Carboxylation silicon ball using precipitating condistillation method, and process is: the double bond that step 1 is obtained modifies silicon
Ball, methacrylic acid monomer, ethylene glycol dimethacrylate crosslinking agent and 2,2 '-azodiisobutyronitrile initiators press 15: (10
~30): (10~30): 1 mass ratio is distributed in acetonitrile, and being configured to mass fraction is 1~5% suspension, will be above-mentioned suspended
Liquid is added in reaction vessel, and heating makes suspension boil, and free radical polymerization occurs on silicon dioxide microsphere surface and forms high score
Sublayer adjusts the thickness that the double bond modifies silicon ball surface polymer layer, after reaction, centrifuge washing by the control reaction time
Dry Carboxylation silicon ball；
Carboxylation silicon ball made from step 2 is added in reaction vessel ultrasonic disperse in toluene by step 3, and 1- is added
Vinyl imidazole, 2,2- bipyridyls and styrene, wherein the 1- vinyl imidazole be monomer, 2, the 2- bipyridyl be with
Body, the styrene are crosslinking agent, and the mass ratio of Carboxylation silicon ball and 1- vinyl imidazole is 1: (6~18), 1- vinyl miaow
Azoles and 2, the mass ratio of 2- bipyridyl are (5~15): 1, the mass ratio of styrene and 1- vinyl imidazole is (3~12): 1；So
It is placed on freezing in liquid nitrogen to vacuumize, is passed through argon gas, catalyst CuCl is added in system in argon atmosphere, 1- vinyl
(3~12) of imidazoles and CuCl mass: 1；Stringent sealing, then carry out liquid nitrogen frozen and vacuumize logical argon gas thaw cycles 3 times.It will be extensive
The multiple reactant to room temperature, which is placed in 110 DEG C of oil baths, heats 2-10h stopping reaction, by the solid in reaction vessel through deionized water
Centrifuge washing spontaneously dries, and obtains pure amination silicon ball；
Amination silicon ball made from step 3 is added in reaction vessel ultrasonic disperse in toluene by step 4, is added
40%HF solution (amination silicon ball and HF solution quality ratio 1: 20) stirs 2-8h for titanium dioxide in amination silicon ball at room temperature
Silicon etches completely.Solid in reaction vessel is spontaneously dried through deionized water centrifuge washing, it is organic micro- to obtain pure amination
Capsule；
Step 5 is stirred at room temperature down, and the sulfonated polyether-ether-ketone that sulfonation degree is 45~75% is added to N, N- dimethylacetamide
The sulfonated polyether-ether-ketone solution that concentration is 3~15% is configured in amine solvent；
Step 6, by sulfonated polyether-ether-ketone solution sulfonated polyether-ether-ketone and step 4 made from the organic micro-capsule matter of amination
Ratio is measured in (0.80~0.95): (0.20~0.05) disperses the organic micro-capsule of amination in n,N-dimethylacetamide solvent
Ultrasound 12~36 hours, and be added in 3~15% sulfonated polyether-ether-ketone solution, stirring for 24 hours, stands 1~3h deaeration, obtains sulfonation
The organic micro-capsule casting solution of polyether-ether-ketone-amination；
The organic micro-capsule casting solution of sulfonated polyether-ether-ketone-amination that step 6 obtains is poured over glass culture dish by step 7
In, after the dry 12h of temperature 60 C, then in 80 DEG C of temperature dry 12h, it is miscellaneous to obtain the organic micro-capsule of sulfonated polyether-ether-ketone-amination
Change film.
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination of the present invention is applied to CO2/CH4With CO2/N2Separation, CO2
Permeability is 677~2236barrer, CO2/CH4With CO2/N2Selectivity is respectively 32~74 and 38~76.
The prior art is compared, the present invention has the advantages that preparation process is easy to be controllable, raw material is easy to get, mild condition, is made
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination be used for CO2/CH4Gas separation, constructs CO2Transmission channels promote CO2
Transmitting, have excellent gas separating property.Especially hybridized film CO with higher2Permeability and CO2/CH4And CO2/
N2Selectivity, purer sulfonated polyether-ether-ketone film have been respectively increased 322%, 276% and 197%, and intensity also increases.
Detailed description of the invention
Fig. 1 is the section part SEM figure of pure sulfonated polyether-ether-ketone homogeneous membrane made from comparative example 1；
Fig. 2 is the section part SEM figure of the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination made from embodiment 1；
Fig. 3 is the section part SEM figure of the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination made from embodiment 2；
Fig. 4 is the section part SEM figure of the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination made from embodiment 3；
Fig. 5 is the section part SEM figure of the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination made from embodiment 4.
Specific embodiment
Detailed content of the invention is told about by the following examples, and providing embodiment is the convenience for understanding, definitely not
The limitation present invention.
Comparative example 1: pure sulfonated polyether-ether-ketone homogeneous membrane is prepared.
Weighing 0.6g sulfonation degree is 64% sulfonated polyether-ether-ketone and 10g n,N-dimethylacetamide in 500r/min magnetic
It is stirred at room temperature for 24 hours under power stirring, dissolves macromolecule all, obtain sulfonated polyether-ether-ketone solution, filtered with copper mesh, it is de- to stand 2h
Bubble is poured into clean glass culture dish (Φ 100mm), is placed in baking oven, and the dry 12h at 60 DEG C and 80 DEG C, obtains respectively
To thick about 60 μm of homogeneous membranes, which is pure sulfonated polyether-ether-ketone homogeneous membrane；The pure sulfonated polyether-ether-ketone homogeneous membrane is existed
Pure CO is carried out under the conditions of room temperature, 1bar2, pure CH4With pure N2Permeance property test, CO2Infiltration coefficient is respectively 535barrer
(1barrer=10-10cm3(STP)cm/(cm2S cmHg)), CO2/CH4And CO2/N2Ideal selectivity is respectively 26.7 Hes
38.8。
Embodiment 1:
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination is made of sulfonated polyether-ether-ketone and the organic micro-capsule of amination,
It is with a thickness of 60 μm, wherein sulfonated polyether-ether-ketone is 0.95: 0.05 with the organic micro-capsule mass ratio of amination, the sulfonated polyether
The sulfonation degree of ether ketone is 64%.
The above-mentioned organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination the preparation method is as follows:
0.3ml ethyl orthosilicate is added to the 100ml ethyl alcohol, 12ml water and 1.2ml mass fraction being vigorously stirred is
Mixed solution in the 250ml single port bottle of 28% ammonium hydroxide reacts for 24 hours at 25 DEG C；Add 3- (the trimethoxy first of 0.2ml
Silylation) propyl -2- methyl -2- acrylate continue stirring for 24 hours, the solid deionized water centrifuge washing in round-bottomed flask is existed
50 DEG C of dryings obtain double bond modification silicon ball.
Above-mentioned prepared double bond is modified into silicon ball 0.20g, ethylene glycol dimethacrylate 0.48g, methacrylic acid
The dry twoport flask of 250ml is added in monomer 0.53g, 2,2 '-azodiisobutyronitrile 0.02g and acetonitrile 80ml, obtains mixed solution
Then A is added zeolite and precipitates condistillation method at 80 DEG C in its surface aggregate carboxylic acid organic polymer layer, mixed solution A is steamed
It evaporates about 80min and stops reaction, distillate about 40ml is dry at 80 DEG C by the solid deionized water centrifuge washing in round-bottomed flask
It is dry, obtain Carboxylation silicon ball.
By above-mentioned prepared Carboxylation silicon ball 0.60g, toluene 2.8ml, 1- vinyl imidazole monomer 3.6ml, styrene
3.6ml and 2,2- bipyridyl 0.064g are added in 100ml bottle with two necks, and in N2In the environment of CuCl0.02g is added, must mix
Mixed solution B is heated to 110 DEG C of reaction 6h by solution B；Solid deionized water centrifuge washing in round-bottomed flask is dry at 80 DEG C
It is dry, obtain amination silicon ball.
By above-mentioned prepared amination silicon ball 0.2g, be added the hydrofluoric acid aqueous solution 200ml of volume fraction 2% in
In the single port bottle of 500ml, 3h is stirred, by the solid deionized water centrifuge washing in round-bottomed flask until pH reaches 7.0, at 80 DEG C
It is dry, obtain the organic micro-capsule of amination.
It weighs 0.6g sulfonated polyether-ether-ketone and 6g n,N-dimethylacetamide is stirred at room temperature under 500r/min magnetic agitation
12h dissolves sulfonated polyether-ether-ketone all.By the organic micro-capsule 0.03g of amination obtained above, it is added to the N of 4g, N- diformazan
In yl acetamide, ultrasound for 24 hours, is added in above-mentioned sulfonated polyether-ether-ketone solution, is stopped stirring after 12h, is filtered with copper mesh, is stood
2h deaeration obtains the organic micro-capsule casting solution of sulfonated polyether-ether-ketone-amination.The casting solution is poured into clean glass culture dish
It in (Φ 100mm), is placed in baking oven, the dry 12h at 60 DEG C and 80 DEG C, obtains thick about 70 μm of homogeneous membranes, as sulfonation respectively
The organic micro-capsule hybridized film of polyether-ether-ketone-amination.
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination that embodiment 1 is prepared is under the conditions of room temperature, 1bar
Carry out pure CO2, pure CH4With pure N2Permeance property test, CO2Infiltration coefficient is respectively 677barrer (1barrer=10-10cm3
(STP)cm/(cm2S cmHg)), CO2/CH4With CO2/N2Ideal selectivity is respectively 32.6 and 43.1.
Embodiment 2
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination is made of sulfonated polyether-ether-ketone and the organic micro-capsule of amination,
It is with a thickness of 70 μm, wherein sulfonated polyether-ether-ketone is 0.90: 0.10 with the organic micro-capsule mass ratio of amination, the sulfonated polyether
Ether ketone sulfonation degree is 64%.Preparation method is as follows:
The organic micro-capsule of amination is prepared using method same as Example 1.
It weighs 0.6g sulfonated polyether-ether-ketone and 6g n,N-dimethylacetamide is stirred at room temperature under 500r/min magnetic agitation
12h dissolves sulfonated polyether-ether-ketone all.By the organic micro-capsule 0.06g of amination obtained above, it is added to the N of 4g, N- diformazan
In yl acetamide, ultrasound for 24 hours, is added in above-mentioned sulfonated polyether-ether-ketone solution, is stopped stirring after 12h, is filtered with copper mesh, is stood
2h deaeration obtains the organic micro-capsule casting solution of sulfonated polyether-ether-ketone-amination.The casting solution is poured into clean glass culture dish
It in (Φ 100mm), is placed in baking oven, the dry 12h at 60 DEG C and 80 DEG C, obtains thick about 70 μm of homogeneous membranes, as sulfonation respectively
The organic micro-capsule hybridized film of polyether-ether-ketone-amination.
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination that embodiment 2 is prepared, in room temperature, 1bar condition
It is lower to carry out pure CO2, pure CH4With pure N2Permeance property test, CO2Infiltration coefficient is respectively 1251barrer (1barrer=10- 10cm3(STP)cm/(cm2S cmHg)), CO2/CH4With CO2/N2Ideal selectivity is respectively 44.4 and 50.6.
Embodiment 3
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination is made of sulfonated polyether-ether-ketone and the organic micro-capsule of amination,
It is with a thickness of 75 μm, wherein sulfonated polyether-ether-ketone is 0.85: 0.15 with the organic micro-capsule mass ratio of amination, the sulfonated polyether
Ether ketone sulfonation degree is 64%.Preparation method is as follows:
The organic micro-capsule of amination is prepared using method same as Example 1.
It weighs 0.6g sulfonated polyether-ether-ketone and 6g n,N-dimethylacetamide is stirred at room temperature under 500r/min magnetic agitation
12h dissolves macromolecule all.By the organic micro-capsule 0.09g of amination obtained, 4g n,N-dimethylacetamide, ultrasound is added
For 24 hours, it is added in above-mentioned sulfonated polyether-ether-ketone solution, stops stirring after 12h, filtered with copper mesh, stand 2h deaeration, it is poly- to obtain sulfonation
The organic micro-capsule casting solution of ether ether ketone-amination.The casting solution is poured into clean glass culture dish (Φ 100mm), is placed in
In baking oven, the dry 12h at 60 DEG C and 80 DEG C, obtains thick about 75 μm of homogeneous membranes, which is sulfonated polyether-ether-ketone-respectively
The organic micro-capsule hybridized film of amination.
By the organic micro-capsule hybridized film of the sulfonated polyether-ether-ketone-amination, pure CO is carried out under the conditions of room temperature, 1bar2, pure CH4
With pure N2Permeance property test, CO2Infiltration coefficient is respectively 1629barrer (1barrer=10-10cm3(STP)cm/(cm2s
CmHg)), CO2/CH4With CO2/N2Ideal selectivity is respectively 58.3 and 63.4.
Embodiment 4
The organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination is made of sulfonated polyether-ether-ketone and the organic micro-capsule of amination,
It is with a thickness of 80 μm, wherein sulfonated polyether-ether-ketone is 0.80: 0.20 with the organic micro-capsule mass ratio of amination, the sulfonated polyether
Ether ketone sulfonation degree is 64%.Preparation method is as follows:
The organic micro-capsule of amination is prepared using method same as Example 1.
It weighs 0.6g sulfonated polyether-ether-ketone and 6g n,N-dimethylacetamide is stirred at room temperature under 500r/min magnetic agitation
12h dissolves macromolecule all.By the organic micro-capsule 0.12g of amination made from embodiment 1,4g N, N- dimethylacetamide is added
Amine, ultrasound for 24 hours, are added in above-mentioned sulfonated polyether-ether-ketone solution, are stopped stirring after 12h, are filtered with copper mesh, and 2h deaeration is stood,
Obtain the organic micro-capsule casting solution of sulfonated polyether-ether-ketone-amination.The casting solution is poured into clean glass culture dish (Φ 100mm)
In, it is placed in baking oven, respectively the dry 12h at 60 DEG C and 80 DEG C, obtains thick about 80 μm of homogeneous membranes, which is that sulfonation is poly-
The organic micro-capsule hybridized film of ether ether ketone-amination.
By the organic micro-capsule hybridized film of the sulfonated polyether-ether-ketone-amination, pure CO is carried out under the conditions of room temperature, 1bar2, pure CH4
With pure N2Permeance property test, CO2Infiltration coefficient is respectively 2236barrer (1barrer=10-10cm3(STP)cm/(cm2s
CmHg)), CO2/CH4With CO2/N2Ideal selectivity is respectively 73.8 and 76.3.
Although above in conjunction with figure, invention has been described, and the invention is not limited to above-mentioned specific embodiment parties
Formula, the above mentioned embodiment is only schematical, rather than restrictive, and those skilled in the art are in this hair
Under bright enlightenment, when not departing from present inventive concept, many variations can be also made, these belong to protection of the invention
It is interior.
Claims (2)
1. a kind of organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination, which is characterized in that the sulfonated polyether-ether-ketone-amination
Organic micro-capsule hybridized film is made of, wherein sulfonated polyether ether with a thickness of 80 microns sulfonated polyether-ether-ketone and the organic micro-capsule of amination
Ketone and the organic micro-capsule mass ratio of amination are 0.80: 0.20, and the sulfonation degree of the sulfonated polyether-ether-ketone is 64%；
The preparation method of the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination, including following procedure:
0.3mL ethyl orthosilicate is added to the 100mL ethyl alcohol, 12mL water and 1.2mL mass fraction being vigorously stirred and is by step 1
Mixed solution in the 250mL single port bottle of 28% ammonium hydroxide reacts for 24 hours at 25 DEG C；Add 3- (the trimethoxy first of 0.2mL
Silylation) propyl -2- methyl -2- acrylate continue stirring for 24 hours, the solid deionized water centrifuge washing in round-bottomed flask is existed
50 DEG C of dryings obtain double bond modification silicon ball；
Double bond prepared by step 1 is modified silicon ball 0.20g, ethylene glycol dimethacrylate 0.48g, metering system by step 2
The dry twoport flask of 250mL is added in acid monomers 0.53g, 2,2 '-azodiisobutyronitrile 0.02g and acetonitrile 80mL, must mix molten
Then liquid A is added zeolite and precipitates condistillation method at 80 DEG C in double bond modification silicon ball surface polymerization of carboxylic acid organic polymer layer, incites somebody to action
Mixed solution A distills 80min and stops reacting, distillate 40mL, by the deionized water centrifuge washing of the solid in round-bottomed flask, and
In 80 DEG C of dryings, Carboxylation silicon ball is obtained；
Step 3, by Carboxylation silicon ball 0.60g prepared by step 2, toluene 2.8mL, 1- vinyl imidazole monomer 3.6mL, benzene second
Alkene 3.6mL and 2,2- bipyridyl 0.064g are added in 100mL bottle with two necks, and in N2In the environment of be added CuCl 0.02g, obtain
To mixed solution B, after mixed solution B is then heated to 110 DEG C of reaction 6h, by the solid deionized water in round-bottomed flask from
Heart washing, and in 80 DEG C of dryings, obtain amination silicon ball；
The hydrofluoric acid aqueous solution 200mL of amination silicon ball 0.2g prepared by step 3 and volume fraction 2% are added to by step 4
In the single port bottle of 500mL, 3h is stirred, then by the solid deionized water centrifuge washing in round-bottomed flask until pH reaches 7.0,
And in 80 DEG C of dryings, the organic micro-capsule of amination is obtained；
Step 5 weighs 0.6g sulfonated polyether-ether-ketone and 6g the n,N-dimethylacetamide room temperature under 500r/min magnetic agitation and stirs
12h is mixed, macromolecule is dissolved all, obtains sulfonated polyether-ether-ketone solution；
Step 6, to step 4 prepare the organic micro-capsule 0.12g of amination in be added 4g n,N-dimethylacetamide, ultrasound for 24 hours,
It is subsequently added in sulfonated polyether-ether-ketone solution made from step 5, stops after stirring 12h, filtered with copper mesh, stand 2h deaeration,
Obtain the organic micro-capsule casting solution of sulfonated polyether-ether-ketone-amination；
The organic micro-capsule casting solution of sulfonated polyether-ether-ketone-amination that step 6 obtains is poured into clean glass culture by step 7
It in ware, is placed in baking oven, the dry 12h at 60 DEG C and 80 DEG C, obtains thick about 80 μm of homogeneous membranes, which is sulfonation respectively
The organic micro-capsule hybridized film of polyether-ether-ketone-amination.
2. a kind of application of the organic micro-capsule hybridized film of sulfonated polyether-ether-ketone-amination as described in claim 1 is used for CO2/CH4With
CO2/N2Separation, CO2Permeability is 2236barrer, CO2/CH4With CO2/N2Selectivity is respectively 73.8 and 76.3.
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