CN1583843A - Preparing method for multifunctional nanometer material composite membrane - Google Patents
Preparing method for multifunctional nanometer material composite membrane Download PDFInfo
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- CN1583843A CN1583843A CN 200410024242 CN200410024242A CN1583843A CN 1583843 A CN1583843 A CN 1583843A CN 200410024242 CN200410024242 CN 200410024242 CN 200410024242 A CN200410024242 A CN 200410024242A CN 1583843 A CN1583843 A CN 1583843A
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Abstract
A multifunctional nano composite membrane is prepared from inorganic ceramics or metal, semiconductor and super-conductive nano materials mixed with polysulfones, poly(ether sulfone), sulfonated polyethersulfone ketone, aromatic cross polyamide and polymer to form various inorganic-organic composite materials. It is prepared from raw materials obtained easily, in a simple process, with low cost, and can be used in seawater desalting, water treating, electronic, medical and other industries.
Description
1, technical field
The present invention relates to a kind of multi-usage nano material complex film preparation, specifically be to use nano material and high molecular polymer to carry out the compound preparation method.Nano material is by SiO
X, SiC, AI
2O
3, TiO
2, Fe
2O
3, nano semiconductor material, nano superconductive body material etc. be as the functional coating material of macromolecular material or molecular sieve, strengthening agent, antiaging agent, is powder shaped.Has the intensity height, chemical property is stable, density is little, surface-area is big, can be to the performance and the characteristic of a series of excellences such as ion, molecule, electronics and microwave, the far infrared rays property advanced sub-sieve, photocatalytic effect, microwave, far IR shielding effect, carry out compoundly with macromolecular material, can be widely used in seawater, brackish water desalination, fields such as water treatment, environmental protection, medicine, electronic industry, science and techniques of defence.
2, background technology
(1) existing seawater or method for desalting brackish water adopt macromolecule member material reverse osmosis method, film evaporation method, dialysis and low-temperature multiple-effect distillation or the like more.The general expenses of aforesaid method treating water and construction costs are very expensive.Drawbacks such as desalination film employed critical material polymer organic film material exists that permeability rate is low, useful area is relatively little, intensity lowly not corrosion-resistantly is degraded easily, crowfoot cracks, inefficacy, cleaning difficulty, therefore, popularization and applicability are relatively poor.
(2) along with the developing rapidly and improve of science and technology and production field, molectronics is researched and developed in the world, purpose is to provide molecular electronic device quantum effect device for the high-speed data processing.Therefore, Nano semiconductor, superconductor composite membrane can be widely used in this respect.
3, summary of the invention
The objective of the invention is to overcome or solve the problem and the purpose of above existence, adopt inorganic nano material and organic polymer material carry out two compound, be prepared into nano material complex film, it compound embodied and integrated inorganic-organic, the many specific physiques of nanoparticle and the novel material of effect.It has taken into account the characteristics of mineral membrane and organic membrane, a kind of good stability is provided, intensity and efficient height, corrosion-resistant, difficult degraded, desalination layer are as thin as a wafer, the water production rate height, can be widely used in seawater, brackish water desalination, water treatment, the preparation method of field novel materials such as environmental protection, electronic industry, science and techniques of defence.
Method of the present invention is to utilize materials such as one or both nano materials of materials such as nanometer multi-microporous ceramic material: SiC, SiOX, AI2O3 or nano metal material TiO2, Fe2O3, Nano semiconductor silicon, SiO and high score polymeric film material to carry out the compound two phase boundary composite membranes of making.
4, embodiment
In the method for the invention, the weight of each raw material consists of: mould material 0.1-10 part, polymerization single polymerization monomer 0.05-50 part, solvent 40-100 part, dispersion agent 20-100 part, the cellular poromerics 0.1-30 of nano level part, preparation process is: the cellular poromerics of nano level is added to stir in dispersion agent and the mould material make A solution, with polymerization single polymerization monomer, solvent stirs and makes B solution, with A, the B mixing and stirring is mixed with film-casting liquid, be coated on film-casting liquid on the basement membrane equably, in 120-148 ℃ of thermal treatment 2-15 minute, obtain stripping film from basement membrane at last and be nano material complex film.
In the method for the invention, the weight of each raw material composition can also be: mould material 2-10 part, polymerization single polymerization monomer 10-25 part, solvent 60-99 part, dispersion agent 40-80 part, the cellular poromerics 5-25 of nano level part.
In the method for the invention, the weight of each raw material composition can also be: mould material 2-7 part, solvent 40-99 part, dispersion agent 50-60 part, the cellular poromerics 15-20 of nano level part.
In the method for the invention, the cellular poromerics of nano level is that surface porosity factor is 68% silicon oxide (SiO
X) nanoparticle, silicon carbide (SiC) nanoparticle, γ phase nanoscale San Yangization Er Aluminum (AI
2O
3) particle, oxidation Titanium (TiO
2) nanoparticle or ferric oxide (Fe
2O
3) one or more mixture of nanoparticle.
In the method for the invention, dispersion agent is tetraethoxy, lipid acid, sodium alkyl naphthalene sulfonate, naphthalenesulfonic acid-formaldehyde condensate, acrylic copolymer, ethyl acetate, polyacrylic one or more mixtures.
In the method for the invention, mould material is one or more mixtures of furfuryl alcohol, polyester, polyoxyethylene glycol, triethyl isocyanic acid, polymine, semi-annular jade pendant polysulfones, semi-annular jade pendant poly (phthalazinone ether sulfone ketone).
In the method for the invention, solvent: one or more mixtures of pure water, Virahol, octane-iso, ethanol, normal hexane.
In the method for the invention, polymerization single polymerization monomer is: mphenylenediamine, aromatic diamines, fragrant triamine, quadrol, the acid of camphor semi-annular jade pendant, polymine, dodecyl diamines, sodium laurylsulfonate.One or more mixtures of sodium lauryl sulphate, trimesoyl chloride, m-phthaloyl chloride.
In the method for the invention, basement membrane can be porousness polysulfones basement membrane or non-woven fabrics.
Embodiment 1
Take by weighing the cellular poromerics silicon oxide of nano level (SiO
X) 2 parts of nanoparticles, 3 parts of silicon carbide (SiC) nanoparticles, add dispersion agent: 20 parts of naphthalenesulfonic acid-formaldehyde condensates, 40 parts in acrylic copolymer lipid acid; Mould material: stir in 6 parts of 3 parts of the polymines, semi-annular jade pendant polysulfones and make A solution, take by weighing 3 parts of polymerization single polymerization monomer mphenylenediamines, 3 parts of aromatic diamines, 4 parts of fragrant triamines; 88 parts in the mixture of solvent Virahol, octane-iso, trimesoyl chloride are made B solution for 1 part, A, the mixing of B solution are stirred, be mixed with film-casting liquid, with film-casting liquid uniform contact or blade coating or spraying make its adhere to porousness polysulfones basement membrane on, in 120 ℃-148 ℃ hot air dryer, kept 2-15 minute, film is separated with basement membrane, obtain nano material complex film.
Embodiment 2
Take by weighing surface porosity factor and be 10 parts of 68% the cellular poromerics silicon oxide of nano level (SiOX) nanoparticles, add dispersion agent: 80 parts of sodium alkyl naphthalene sulfonates; Mould material: 5 parts of furfuryl alcohols stir and make A solution; Take by weighing polymerization single polymerization monomer: 2 parts of 2 parts of semi-annular jade pendant polysulfones of polymine; Solvent: octane-iso 40, ethanol mix for 50 parts and are mixed with B solution, and A, B mixing and stirring are made film-casting liquid, (make catalyzer with sulfuric acid, add 2 in right amount, 4-two isocyanic acid first are made linking agent for styroyl).With porousness polysulfones basement membrane and film-casting liquid uniform contact 1-10 minute, take out, or blade coating or spraying film-casting liquid, drop went redundant solution about 1 minute, made film liquid at epilamellar thickness 50nm-1000nm, at 80 ℃ of-160 ℃ of following thermal treatment 5-25 minutes; Obtain stripping film from basement membrane at last and be nano material complex film.
Embodiment 3
Take by weighing surface porosity factor and be 68% the cellular poromerics of nano level: TiO
210 parts of nanoparticles, dispersion agent: 60 parts of polyacrylic acid, 20 parts of polyoxyethylene glycol; Mould material: stir in 60 parts of mixing of triethyl isocyanic acid and make A solution; Take by weighing polymerization single polymerization monomer: polymine and 20,10 parts of semi-annular jade pendant polysulfones, solvent: 10 parts of octane-iso, 40 parts of ethanol, 2 parts of quadrols, polymine 3 mix and are mixed with B solution, and A, B mixing and stirring are made film-casting liquid.With non-woven fabrics and film-casting liquid uniform contact 1-10 minute, take out, blade coating or spraying film-casting liquid, drop went redundant solution about 1 minute, made film liquid at epilamellar thickness 50nm-1000nm, carried out gel, rinsing then, at 80 ℃ of-160 ℃ of following thermal treatment 5-25 minutes; Make finished film.
Embodiment 4
Take by weighing surface porosity factor and be 68% the cellular poromerics of nano level: TiO
210 parts of nanoparticles, dispersion agent: 60 parts of polyacrylic acid, 20 parts of polyoxyethylene glycol; Mould material: stir in 2 parts of furfuryl alcohols, 20 parts of mixing of Virahol and make A solution; Take by weighing polymerization single polymerization monomer: polymine and 20,10 parts of semi-annular jade pendant polysulfones, solvent: 1% dodecyl semi-annular jade pendant acid sodium aqueous solution mixes for 75 parts and is mixed with B solution, A, B mixing and stirring are made film-casting liquid, with non-woven fabrics and film-casting liquid uniform contact 1-10 minute, take out, blade coating or spraying film-casting liquid, drop went redundant solution about 1 minute, made film liquid at epilamellar thickness 50nm-1000nm, carry out gel, rinsing then, at 80 ℃ of-160 ℃ of following thermal treatment 5-25 minutes; Make finished film.
Embodiment 5
Take by weighing surface porosity factor and be 68% the cellular poromerics γ of nano level phase nanoscale San Yangization Er Aluminum (AI
2O
3) 6 parts on particle, oxidation Titanium (TiO
2) 6 parts of nanoparticles, add dispersion agent: 20 parts of acrylic copolymer, 60 parts of ethyl acetate; Mould material: 3 parts of triethyl isocyanic acids, 5 parts of polymines stir and make A solution; Take by weighing polymerization single polymerization monomer: 2 parts of camphor semi-annular jade pendant acid, 2 parts of polymines, 2 parts of dodecyl diamines; Solvent: octane-iso 40,60% ethanol mix for 50 parts and are mixed with B solution, and A, B mixing and stirring are made film-casting liquid, (make catalyzer with sulfuric acid, add 2 in right amount, 4-two isocyanic acid first are made linking agent for styroyl).With porousness polysulfones basement membrane and film-casting liquid uniform contact 1-10 minute, take out, or blade coating or spraying film-casting liquid, drop went redundant solution about 1 minute, made film liquid at epilamellar thickness 50nm-1000nm, at 80 ℃ of-160 ℃ of following thermal treatment 5-25 minutes; Obtain stripping film from basement membrane at last and be nano material complex film.
The advantage of nanometer composite membrane of the present invention is as follows:
1, the present invention draws and adopts with nano material with to have macromolecular material to carry out compound, is prepared into composite membrane, it The characteristics of collection inoranic membrane and organic film are used for seawater or brackish water desalination, have high permeable amount, high strength, High-flexibility, bend resistance, corrosion resistant characteristics, the sea water desalting equipment long service life that consists of thus. Have Effect the CL-in seawater or the bitter and Na+ and other lewis' acid are filtered, adsorb, remove, Salt rejection rate is up to 99.2%-99.5%. Water sample detects through relevant departments and identifies, reaches national drinking water standard fully.
2, nanometer composite membrane of the present invention has the intensity height, stable chemical nature, and density is little, and surface area is big, Can be to ion, molecule in electronics and microwave, far infrared line and the water, carry out sub-sieve. Have the collection inorganic, The performance of a series of excellences such as organic, nanoporous particle and photocatalytic effect, microwave, far infrared absorption and Characteristic is carried out compoundly with macromolecular material, can be widely used in seawater, brackish water desalination, water treatment, ring The fields such as guarantor, medicine, electronics industry, science and techniques of defence.
Claims (9)
1, a kind of preparation method of multi-usage nano material complex film, the weight that it is characterized in that raw material consists of: mould material 0.1-10 part, polymerization single polymerization monomer 0.05-50 part, solvent 40-100 part, dispersion agent 20-100 part, the cellular poromerics 0.1-30 of nano level part, preparation process is: the cellular poromerics of nano level is added to stir in dispersion agent and the mould material make A solution, with polymerization single polymerization monomer, solvent stirs and makes B solution, with A, the B mixing and stirring is mixed with film-casting liquid, be coated on film-casting liquid on the basement membrane equably, in 120-148 ℃ of thermal treatment 2-15 minute, obtain stripping film from basement membrane at last and be nano material complex film.
2, method according to claim 1 is characterized in that the weight of raw material consists of: mould material 2-10 part, polymerization single polymerization monomer 10-25 part, solvent 60-99 part, dispersion agent 40-80 part, the cellular poromerics 5-25 of nano level part.
3, according to the described method of claim 1-2, it is characterized in that the weight of raw material consists of: mould material 2-7 part, solvent 40-99 part, dispersion agent 50-60 part, the cellular poromerics 15-20 of nano level part.
4, method according to claim 2 is characterized in that the cellular poromerics of nano level is that surface porosity factor is 68% silicon oxide (SiOx) nanoparticle, silicon carbide (SiC) nanoparticle, γ phase nanoscale San Yangization Er Aluminum (AI
2O
3) particle, titanium oxide (TiO
2) nanoparticle or ferric oxide (Fe
2O
3) one or more mixture of nanoparticle.
5, method according to claim 1 is characterized in that dispersion agent is tetraethoxy, lipid acid, sodium alkyl naphthalene sulfonate, naphthalenesulfonic acid-formaldehyde condensate, acrylic copolymer, ethyl acetate, polyacrylic one or more mixtures.
6, method according to claim 1 is characterized in that mould material is one or more mixtures of furfuryl alcohol, polyester, polyoxyethylene glycol, triethyl isocyanic acid, polymine, semi-annular jade pendant polysulfones, semi-annular jade pendant poly (phthalazinone ether sulfone ketone).
7, method according to claim 1 is characterized in that solvent: one or more mixtures of pure water, Virahol, octane-iso, ethanol, normal hexane.
8, method according to claim 1 is characterized in that polymerization single polymerization monomer: mphenylenediamine, aromatic diamines, fragrant triamine, quadrol, the acid of camphor semi-annular jade pendant, polymine, dodecyl diamines, sodium laurylsulfonate.One or more mixtures of sodium lauryl sulphate, trimesoyl chloride, m-phthaloyl chloride.
9, method according to claim 1 is characterized in that basement membrane can be porousness polysulfones basement membrane or non-woven fabrics.
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|---|---|---|---|
| CN 200410024242 CN1583843A (en) | 2004-06-07 | 2004-06-07 | Preparing method for multifunctional nanometer material composite membrane |
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|---|---|---|---|
| CN 200410024242 CN1583843A (en) | 2004-06-07 | 2004-06-07 | Preparing method for multifunctional nanometer material composite membrane |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100337991C (en) * | 2005-12-23 | 2007-09-19 | 北京蓝景创新科技有限公司 | Superfine metal sintered matrix composite membrane, its preparation method and sea water desalination system |
| CN102008901A (en) * | 2010-09-28 | 2011-04-13 | 王旭生 | Preparation method of multifunctional water treatment nano material composite membrane |
| CN102512996A (en) * | 2011-12-09 | 2012-06-27 | 浙江工业大学 | Silica nanoparticle blended modified polysulfone membrane and its preparation method |
| CN101760104B (en) * | 2010-02-04 | 2012-08-29 | 辽宁啄木鸟漆业发展有限公司 | Production method of anion anti-sticking paint |
| CN103007791A (en) * | 2012-12-26 | 2013-04-03 | 郑州大学 | Preparation method of positively charged composite nanofiltration membrane |
| CN103157386A (en) * | 2011-12-16 | 2013-06-19 | 三星电子株式会社 | Semi-permeable separation membrane including coated nanoporous particles in a polymer matrix, and method of manufacturing the same |
| CN103480284A (en) * | 2013-09-03 | 2014-01-01 | 株洲时代新材料科技股份有限公司 | Pollution-resistant polyamide composite membrane and preparation method thereof |
| CN105419533A (en) * | 2015-11-27 | 2016-03-23 | 陕西鼎鑫新材料科技有限公司 | Coating combination and preparation method thereof |
| CN107188569A (en) * | 2017-06-18 | 2017-09-22 | 长沙无道工业设计有限公司 | A kind of desalinization composite membrane based on graphene oxide and preparation method thereof |
-
2004
- 2004-06-07 CN CN 200410024242 patent/CN1583843A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100337991C (en) * | 2005-12-23 | 2007-09-19 | 北京蓝景创新科技有限公司 | Superfine metal sintered matrix composite membrane, its preparation method and sea water desalination system |
| CN101760104B (en) * | 2010-02-04 | 2012-08-29 | 辽宁啄木鸟漆业发展有限公司 | Production method of anion anti-sticking paint |
| CN102008901A (en) * | 2010-09-28 | 2011-04-13 | 王旭生 | Preparation method of multifunctional water treatment nano material composite membrane |
| CN102008901B (en) * | 2010-09-28 | 2012-11-21 | 朱惠芬 | Preparation method of multifunctional water treatment nano material composite membrane |
| CN102512996A (en) * | 2011-12-09 | 2012-06-27 | 浙江工业大学 | Silica nanoparticle blended modified polysulfone membrane and its preparation method |
| CN102512996B (en) * | 2011-12-09 | 2014-06-11 | 浙江工业大学 | Silica nanoparticle blended modified polysulfone membrane and preparation method thereof |
| CN103157386A (en) * | 2011-12-16 | 2013-06-19 | 三星电子株式会社 | Semi-permeable separation membrane including coated nanoporous particles in a polymer matrix, and method of manufacturing the same |
| CN103157386B (en) * | 2011-12-16 | 2017-04-12 | 三星电子株式会社 | Semi-permeable separation membrane including coated nanoporous particles in a polymer matrix, and method of manufacturing the same |
| CN103007791A (en) * | 2012-12-26 | 2013-04-03 | 郑州大学 | Preparation method of positively charged composite nanofiltration membrane |
| CN103007791B (en) * | 2012-12-26 | 2015-08-26 | 郑州大学 | A kind of preparation method of Positively charged composite nanofiltration membrane |
| CN103480284A (en) * | 2013-09-03 | 2014-01-01 | 株洲时代新材料科技股份有限公司 | Pollution-resistant polyamide composite membrane and preparation method thereof |
| CN105419533A (en) * | 2015-11-27 | 2016-03-23 | 陕西鼎鑫新材料科技有限公司 | Coating combination and preparation method thereof |
| CN107188569A (en) * | 2017-06-18 | 2017-09-22 | 长沙无道工业设计有限公司 | A kind of desalinization composite membrane based on graphene oxide and preparation method thereof |
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