CN111333886A - Synthesis process of ionic membrane - Google Patents
Synthesis process of ionic membrane Download PDFInfo
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- CN111333886A CN111333886A CN202010160927.7A CN202010160927A CN111333886A CN 111333886 A CN111333886 A CN 111333886A CN 202010160927 A CN202010160927 A CN 202010160927A CN 111333886 A CN111333886 A CN 111333886A
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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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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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
- C08J2300/00—Characterised by the use of unspecified polymers
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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
- C08J2427/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2427/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2427/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2427/18—Homopolymers or copolymers of tetrafluoroethylene
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/34—Silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K3/38—Boron-containing compounds
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
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Abstract
The invention discloses a synthesis process of an ionic membrane, which relates to the technical field of ionic membrane production and comprises the following steps: s1, membrane liquid components: 10-30 parts of vermiculite powder, 5-15 parts of mirabilite powder, 10-20 parts of tourmaline powder, 5-10 parts of perfluorinated sulfonic acid resin, 20-30 parts of adhesive, 5-10 parts of flame retardant, 0.5-2 parts of antistatic agent, 0.1-1.5 parts of ultraviolet resistant agent, 1-5 parts of antioxidant, 1-3 parts of surfactant, 1-3 parts of silane coupling agent, 2-5 parts of modifier and 10-40 parts of deionized water; s2, preparing membrane liquid: s3, coating of film liquid: and S4, forming and stripping. The ionic membrane of this design mainly acts on interior decoration and air purification, not only has fine tensile strength and oxidation resistance to can keep permanent durability, be difficult for becoming yellow and discolour, the anion volume that its release is great simultaneously, ensures the content of anion, makes the ionic membrane of this technology production when interior decoration uses, it all has direct, important influence to indoor air quality and health.
Description
Technical Field
The invention relates to the technical field of ionic membrane production, in particular to a synthesis process of an ionic membrane.
Background
The negative oxygen ion purification equipment in the market is more and more diversified in style and type, and has the problems that the purification coverage is very small, and because negative ions can be combined with positive ions in the air and are counteracted, the coverage range is very limited, the whole space cannot be fully covered, so that the effect of completely refreshing the air is achieved, therefore, the application of the ionic membrane is gradually and widely changed, and the negative oxygen ion purification equipment can be applied to indoor decorative wallpaper, furniture and other equipment, so that the generation of the negative ions is further expanded, and the purposes of purifying the air and removing harmful gas and dust are sequentially achieved.
However, the existing ionic membranes are not perfect for indoor decoration and furniture application, the maturity of the production process needs to be improved, the ionic membranes in the market are easy to deteriorate toughness and yellow and discolor after being used for a long time, and the release amount of negative ions is reduced after a long time, so that the action effect is deteriorated. Accordingly, one skilled in the art provides a process for synthesizing an ionic membrane to solve the problems set forth in the background art.
Disclosure of Invention
The present invention is directed to a process for synthesizing an ionic membrane, so as to solve the problems of the background art mentioned above.
In order to achieve the purpose, the invention provides the following technical scheme: a synthesis process of an ionic membrane comprises the following steps:
s1, membrane liquid components:
comprises the following components in parts by weight: 10-30 parts of vermiculite powder, 5-15 parts of mirabilite powder, 10-20 parts of tourmaline powder, 5-10 parts of perfluorinated sulfonic acid resin, 20-30 parts of adhesive, 5-10 parts of flame retardant, 0.5-2 parts of antistatic agent, 0.1-1.5 parts of ultraviolet resistant agent, 1-5 parts of antioxidant, 1-3 parts of surfactant, 1-3 parts of silane coupling agent, 2-5 parts of modifier and 10-40 parts of deionized water;
s2, preparing membrane liquid:
a: putting vermiculite powder, travertine powder, tourmaline powder and deionized water in a mixing tank according to a certain proportion for mixing treatment, adding a certain amount of adhesive, and fully stirring for 30-60min to obtain a mixed solution;
b: sequentially adding a flame retardant, an antistatic agent, an anti-ultraviolet agent and an antioxidant into the mixed solution for uniform stirring, keeping the temperature at 70-100 ℃, keeping the rotating speed at 1000-2000r/min, after full stirring, sequentially adding a perfluorinated sulfonic acid resin, a surfactant, a silane coupling agent and a modifier into the mixed solution, and continuously stirring for 30-90min to obtain a membrane solution;
s3, coating of film liquid: uniformly coating the prepared membrane liquid on a bearing base layer, then putting the bearing base layer into drying equipment for drying treatment, controlling the temperature at 80-120 ℃, drying for 0.5-1h, and taking out the bearing base layer for cooling;
s4, forming and stripping: and after the dried bearing base layer is cooled, forming a film layer on the surface of the film liquid, peeling the film layer from the bearing base layer, removing the bearing base layer and reserving the film layer to obtain the ionic film.
As a further scheme of the invention: the particle size of the vermiculite powder is 0.1-2mm, and the particle size of the tourmaline powder and the mirabilite powder is 1000-6000 meshes.
As a still further scheme of the invention: the modifier is one or more of higher fatty acid, organic oligomer, unsaturated organic acid and water-soluble polymer.
As a still further scheme of the invention: the antioxidant is triethylene glycol di-3- (3-tert-butyl-4 hydroxy-5 methylphenyl) propionate.
As a still further scheme of the invention: the S3 membrane liquid is uniformly coated on the surface of a load-bearing base layer in a coating amount of 20-40g per square meter by dry weight.
As a still further scheme of the invention: the thickness of the ionic membrane is 5-20 mu m, and the transparency of the ionic membrane is more than 80%.
As a still further scheme of the invention: the bearing layer is one of PET, BOPP, PP and PC films, and the thickness of the bearing base layer is 0.01-0.02 mm.
Compared with the prior art, the invention has the beneficial effects that: the invention relates to a synthesis process of an ionic membrane, which is mainly used for indoor decoration and air purification, the ionic membrane produced by the process has a flat surface, not only has good tensile strength and oxidation resistance, but also can keep long-term durability when being applied to the indoor decoration, is not easy to yellow and discolor, simultaneously, the amount of negative ions released by the ionic membrane is larger, because the miracle is a natural ore with extremely complex components and structures, the crystal structure determines that the miracle has natural positive and negative polarities along two crystal ends of a C axis, the ionic membrane is matched with the electric field characteristic of the miracle, the miracle is natural just like the ore has a natural magnetic field, the higher the electric polarization strength is, the stronger the capability of generating the negative ions is, the long-time use can also ensure the release amount of the negative ions, and the ionic membrane produced by the process is used for the indoor decoration, it has direct and important influence on indoor air quality and human health.
Detailed Description
The technical solutions of the present invention will be described clearly and completely in the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
A synthesis process of an ionic membrane comprises the following steps: firstly, putting 10 parts of vermiculite powder, 5 parts of travertine powder, 10 parts of tourmaline powder and 15 parts of deionized water into a mixing tank for mixing treatment, adding 20 parts of adhesive, and fully stirring for 40min to obtain a mixed solution; then adding 5 parts of flame retardant, 0.5 part of antistatic agent, 0.5 part of anti-ultraviolet agent and 2 parts of antioxidant into the mixed solution in sequence, uniformly stirring, keeping the temperature at 80 ℃, keeping the rotating speed at 1000r/min, after fully stirring, adding 5 parts of perfluorinated sulfonic acid resin, 1 part of surfactant, 1 part of silane coupling agent and 2.5 parts of modifier into the mixed solution in sequence, and continuing stirring for 50min to obtain a membrane liquid; further, uniformly coating the prepared membrane liquid on a bearing base layer, then putting the bearing base layer into drying equipment for drying treatment, controlling the temperature at 90 ℃, drying for 60min, and taking out the bearing base layer for cooling; and after cooling, the membrane liquid can form a membrane layer on the surface of the membrane liquid, the membrane layer is stripped from the bearing base layer, and the remaining membrane layer of the bearing base layer is discarded to obtain the ionic membrane.
Example 2
A synthesis process of an ionic membrane comprises the following steps: firstly, putting 30 parts of vermiculite powder, 15 parts of travertine powder, 20 parts of tourmaline powder and 30 parts of deionized water into a mixing tank for mixing treatment, adding 25 parts of adhesive, and fully stirring for 60min to obtain a mixed solution; then sequentially adding 10 parts of flame retardant, 2 parts of antistatic agent, 1.5 parts of anti-ultraviolet agent and 4 parts of antioxidant into the mixed solution, uniformly stirring, keeping the temperature at 100 ℃, keeping the rotating speed at 2000r/min, after fully stirring, sequentially adding 10 parts of perfluorinated sulfonic acid resin, 3 parts of surfactant, 3 parts of silane coupling agent and 3.5 parts of modifier into the mixed solution, and continuously stirring for 70min to obtain a membrane solution; further, uniformly coating the prepared membrane liquid on a bearing base layer, then putting the bearing base layer into drying equipment for drying treatment, controlling the temperature at 120 ℃, drying for 30min, and taking out the bearing base layer for cooling; and after cooling, the membrane liquid can form a membrane layer on the surface of the membrane liquid, the membrane layer is stripped from the bearing base layer, and the remaining membrane layer of the bearing base layer is discarded to obtain the ionic membrane.
Example 3
A synthesis process of an ionic membrane comprises the following steps: firstly, 20 parts of vermiculite powder, 12 parts of travertine powder, 14 parts of tourmaline powder and 25 parts of deionized water are put into a mixing tank for mixing treatment, 22 parts of adhesive is added, and the mixture is fully stirred for 50min to obtain mixed liquid; then adding 7 parts of flame retardant, 1 part of antistatic agent, 0.8 part of anti-ultraviolet agent and 3 parts of antioxidant into the mixed solution in sequence, uniformly stirring, keeping the temperature at 90 ℃ and the rotating speed at 1500r/min, after fully stirring, adding 8 parts of perfluorinated sulfonic acid resin, 2 parts of surfactant, 1.5 parts of silane coupling agent and 3 parts of modifier into the mixed solution in sequence, and continuing stirring for 60min to obtain a membrane liquid; further, uniformly coating the prepared membrane liquid on a bearing base layer, then putting the bearing base layer into drying equipment for drying treatment, controlling the temperature at 110 ℃, drying for 40min, and taking out the bearing base layer for cooling; and after cooling, the membrane liquid can form a membrane layer on the surface of the membrane liquid, the membrane layer is stripped from the bearing base layer, and the remaining membrane layer of the bearing base layer is discarded to obtain the ionic membrane.
Example 4
A synthesis process of an ionic membrane comprises the following steps: firstly, putting 25 parts of vermiculite powder, 8 parts of travertine powder, 16 parts of tourmaline powder and 40 parts of deionized water into a mixing tank for mixing treatment, adding 15 parts of adhesive, and fully stirring for 30min to obtain a mixed solution; then adding 9 parts of flame retardant, 1.5 parts of antistatic agent, 1.2 parts of anti-ultraviolet agent and 5 parts of antioxidant into the mixed solution in sequence, uniformly stirring, keeping the temperature at 70 ℃ and the rotating speed at 1200r/min, after fully stirring, adding 4 parts of perfluorinated sulfonic acid resin, 2.5 parts of surfactant, 2 parts of silane coupling agent and 4 parts of modifier into the mixed solution in sequence, and continuing stirring for 90min to obtain a membrane liquid; further, uniformly coating the prepared membrane liquid on a bearing base layer, then putting the bearing base layer into drying equipment for drying treatment, controlling the temperature at 100 ℃, drying for 50min, and taking out the bearing base layer for cooling; and after cooling, the membrane liquid can form a membrane layer on the surface of the membrane liquid, the membrane layer is stripped from the bearing base layer, and the remaining membrane layer of the bearing base layer is discarded to obtain the ionic membrane.
Comparative example 1
The ionic membrane is prepared by selecting the commonly used ionic membrane synthesis process on the market.
The experimental conditions are as follows:
1. respectively selecting 10 finished ionic membranes from examples 1-4 and comparative example 1;
2. experimental comparisons were made for 50 selected ionic membranes (i.e., 10 finished products were selected for each example process);
3. the tensile strength, transparency, discoloration resistance, oxidation resistance, and negative ion emission of the ion membranes selected in examples 1 to 4 and comparative example 1 were measured according to experiments, and the specific experimental data are shown in the following table:
in conclusion, the ionic membrane produced by the ionic membrane synthesis process designed by the invention has good tensile strength and oxidation resistance, can maintain long-term durability and is not easy to yellow and discolor when being applied to indoor decoration, and the quantity of negative ions released by the ionic membrane is far more than the efficacy of the ionic membrane produced by the existing market process The important influence further improves the purification of air and the promotion of human health.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The synthesis process of the ionic membrane is characterized by comprising the following steps:
s1, membrane liquid components:
comprises the following components in parts by weight: 10-30 parts of vermiculite powder, 5-15 parts of mirabilite powder, 10-20 parts of tourmaline powder, 5-10 parts of perfluorinated sulfonic acid resin, 20-30 parts of adhesive, 5-10 parts of flame retardant, 0.5-2 parts of antistatic agent, 0.1-1.5 parts of ultraviolet resistant agent, 1-5 parts of antioxidant, 1-3 parts of surfactant, 1-3 parts of silane coupling agent, 2-5 parts of modifier and 10-40 parts of deionized water;
s2, preparing membrane liquid:
a: putting vermiculite powder, travertine powder, tourmaline powder and deionized water in a mixing tank according to a certain proportion for mixing treatment, adding a certain amount of adhesive, and fully stirring for 30-60min to obtain a mixed solution;
b: then adding the fire retardant, the antistatic agent, the anti-ultraviolet agent and the antioxidant into the mixed solution in sequence, uniformly stirring, keeping the temperature at 70-100 ℃, keeping the rotating speed at 1000-2000r/min, after fully stirring, adding the perfluorinated sulfonic acid resin, the surfactant, the silane coupling agent and the modifier into the mixed solution in sequence, and continuing stirring for 30-90min to obtain a membrane liquid;
s3, coating of film liquid: uniformly coating the prepared membrane liquid on a bearing base layer, then putting the bearing base layer into drying equipment for drying treatment, controlling the temperature at 80-120 ℃, drying for 0.5-1h, and taking out the bearing base layer for cooling;
s4, forming and stripping: and after the dried bearing base layer is cooled, the membrane liquid can form a membrane layer on the surface of the membrane liquid, the membrane layer is peeled from the bearing base layer, the bearing base layer is discarded, and the membrane layer is reserved, so that the ionic membrane can be prepared.
2. The process for synthesizing an ionic membrane according to claim 1, wherein the particle size of the vermiculite powder is 0.1-2mm, and the particle size of the tourmaline powder and the parities powder is 1000-6000 meshes.
3. The process of claim 1, wherein the modifier is one or more of higher fatty acid, organic oligomer, unsaturated organic acid, and water-soluble polymer.
4. The process of claim 1, wherein the antioxidant is triethylene glycol di-3- (3-tert-butyl-4-hydroxy-5-methylphenyl) propionate.
5. The process for synthesizing an ionic membrane according to claim 1, wherein the membrane-forming solution of S3 is uniformly coated on the surface of a load-bearing substrate in an amount of from 20 to 40g per square meter dry weight.
6. The process of claim 1, wherein the ionic membrane has a thickness of 5-20 μm and a transparency of greater than 80%.
7. The process for synthesizing an ionic membrane according to claim 1, wherein the carrier layer is one of PET, BOPP, PP and PC films, and the thickness of the carrier base layer is 0.01-0.02 mm.
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| CN202010160927.7A CN111333886A (en) | 2020-03-10 | 2020-03-10 | Synthesis process of ionic membrane |
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| CN202010160927.7A CN111333886A (en) | 2020-03-10 | 2020-03-10 | Synthesis process of ionic membrane |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105175767A (en) * | 2015-11-02 | 2015-12-23 | 西安康普瑞新材料科技有限公司 | Ionic membrane processing technology and ionic membrane |
| CN107011857A (en) * | 2016-12-06 | 2017-08-04 | 宁波中科朝露新材料有限公司 | A kind of anion soybean is without aldehyde adhesive |
| CN109925874A (en) * | 2017-12-19 | 2019-06-25 | 中国科学院大连化学物理研究所 | A kind of electrochemical air purification membrane structure, cleaning module, clarifier and purification method |
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2020
- 2020-03-10 CN CN202010160927.7A patent/CN111333886A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105175767A (en) * | 2015-11-02 | 2015-12-23 | 西安康普瑞新材料科技有限公司 | Ionic membrane processing technology and ionic membrane |
| CN107011857A (en) * | 2016-12-06 | 2017-08-04 | 宁波中科朝露新材料有限公司 | A kind of anion soybean is without aldehyde adhesive |
| CN109925874A (en) * | 2017-12-19 | 2019-06-25 | 中国科学院大连化学物理研究所 | A kind of electrochemical air purification membrane structure, cleaning module, clarifier and purification method |
Non-Patent Citations (4)
| Title |
|---|
| 周大纲等: "《塑料老化及防老化技术 第2版》", 31 October 2017, 中国轻工业出版社 * |
| 姜均露等: "《国家"七五"科技攻关项目重大成果简介选编 下》", 31 March 1993, 化学工业出版社 * |
| 强涛涛: "《合成革化学品》", 30 July 2016, 中国轻工业出版社 * |
| 郑水林等: "《粉体表面改性 第4版》", 30 June 2019, 中国建材工业出版社 * |
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Application publication date: 20200626 |