CN114409843B - Formula and preparation method of organic glass capable of eliminating static electricity - Google Patents
Formula and preparation method of organic glass capable of eliminating static electricity Download PDFInfo
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- CN114409843B CN114409843B CN202210194250.8A CN202210194250A CN114409843B CN 114409843 B CN114409843 B CN 114409843B CN 202210194250 A CN202210194250 A CN 202210194250A CN 114409843 B CN114409843 B CN 114409843B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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- 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
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- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/156—Heterocyclic compounds having oxygen in the ring having two oxygen atoms in the ring
- C08K5/1565—Five-membered rings
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- 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
- C08K5/16—Nitrogen-containing compounds
- C08K5/315—Compounds containing carbon-to-nitrogen triple bonds
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Abstract
The application relates to an organic glass formula capable of eliminating static electricity and a preparation method thereof. The formula comprises the following components, by weight, 40% -45% of electrolyte solution, 55% -60% of monomer and 0.5% -1% of initiator. The preparation method comprises the following steps: adding the electrolyte solution into a reaction kettle, and stirring until the solution is clear and transparent; adding a monomer into an electrolyte solution, heating and stirring to enable the electrolyte solution and the monomer to completely react to obtain a first solution; adding an initiator into the first solution, and stirring to obtain a mixture; pouring the mixture into a mould, and heating and curing stage by stage; cooling and demolding to obtain the organic glass capable of eliminating static electricity. The organic glass prepared by the application has the static elimination characteristic, so that the organic glass has the static elimination function without processing, thereby overcoming the defects of the existing coating technology, and keeping the advantages of high transmittance, high hardness and the like of the organic glass.
Description
Technical Field
The application relates to an organic polymer compound, in particular to an organic glass formula capable of eliminating static electricity and a preparation method thereof.
Background
Acrylic is an organic high molecular compound, is a special organic glass, has good insulating property, but the surface of the organic glass is easy to generate static electricity, so that the organic glass cannot be applied to special places such as clean and dustless spaces or places requiring insulation.
In order to solve the problem that the surface of the organic glass is easy to generate static electricity, the technical scheme adopted by the prior art is to plate an anti-static coating on the surface of the organic glass by using a film coating technology. In the process of implementing the application, the applicant finds that the antistatic coating is not only easy to fall off but also easy to scratch when being processed.
Disclosure of Invention
The embodiment of the application provides a formula of organic glass capable of eliminating static electricity and a preparation method thereof, and solves the problem that the existing static electricity eliminating mode is to use a coating technology to make an anti-static coating on the surface of the organic glass.
In order to solve the above technical problem, the present application is implemented as follows:
in a first aspect, an organic glass formula capable of eliminating static electricity is provided, which comprises the following components in percentage by weight: 40% -45% of electrolyte solution; 55-60% of monomer; 0.5% -1% of initiator.
In a first possible implementation of the first aspect, the electrolyte solution includes one or more of 4-vinyl-1,3-dioxolan-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate, 3-hydroxypropionitrile, and lithium perchlorate.
In a second possible implementation of the first aspect, the monomer comprises one or more of methyl methacrylate and isophorone diisocyanate.
In a third possible implementation of the first aspect, the initiator comprises one or more of tert-butyl peroxypivalate, tert-butyl peroxy (2-ethylhexanoate), tert-butyl peroxyacetate.
In a second aspect, a preparation method of organic glass capable of eliminating static electricity is provided, which comprises the following steps: adding 40-45 wt% of electrolyte solution into a reaction kettle, and stirring until the solution is clear and transparent; adding 55-60 wt% of monomer into an electrolyte solution, heating and stirring to enable the electrolyte solution and the monomer to completely react to obtain a first solution; adding 0.5-1 wt% of initiator into the first solution, and stirring to obtain a mixture; pouring the mixture into a mold, and heating and curing in stages; cooling and stripping to obtain the organic glass capable of eliminating static electricity.
In a first possible implementation of the second aspect, the electrolyte solution comprises one or more of 4-vinyl-1,3-dioxolan-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate, 3-hydroxypropionitrile, and lithium perchlorate; the monomer comprises one or more of methyl methacrylate and isophorone diisocyanate; the initiator comprises one or more of tert-butyl peroxypivalate, tert-butyl peroxy2-ethylhexanoate and tert-butyl peroxyacetate.
In a second possible implementation manner of the second aspect, the heating and stirring temperature of the electrolyte solution and the monomer is 60 ℃.
In a third possible implementation of the second aspect, the reaction kettle is lowered to 30 ℃ before the initiator is added to the reaction kettle.
In a fourth possible implementation form of the second aspect, the first solution is in a viscous state and the mixture is in a clear and transparent state.
In a fifth possible implementation manner of the second aspect, in the step of heating and curing, the curing treatment is performed in a manner of heating 50 ℃, keeping the temperature for 24 hours, heating 65 ℃, keeping the temperature for 8 hours, heating 85 ℃, keeping the temperature for 6 hours, heating 100 ℃, keeping the temperature for 6 hours, heating 125 ℃ and keeping the temperature for 4 hours.
Compared with the prior art, the application has the advantages that:
according to the formula and the preparation method of the organic glass capable of eliminating static electricity, the prepared organic glass has the static electricity eliminating characteristic by adding the ionic compound containing the metal element or the electrolyte solution and other conductive components into the monomer, so that the organic glass can have the static electricity eliminating function without processing, the defects of the existing coating technology are overcome, and the advantages of high transmittance, high hardness and the like of the organic glass are kept.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic flow chart of the steps of a method for manufacturing organic glass capable of eliminating static electricity according to an embodiment of the present application.
Detailed Description
For organic glass, in order to solve the problem of generating static electricity on the surface of the organic glass, a coating technology is needed to coat an anti-static coating on the surface of the organic glass, but the anti-static coating is easy to fall off and scratch when being processed. The organic glass prepared by the formula and the preparation method of the organic glass capable of eliminating static electricity according to the application can have the function of eliminating static electricity without processing, so that the defects of the coating technology are overcome, and the advantages of high transmittance, high hardness and the like of the organic glass are kept.
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
In the first embodiment of the present application, the following are weighed respectively in percentage by weight: 7.6 percent of 4-vinyl-1,3-dioxolane-2-ketone, 9.6 percent of hydroxyethyl methacrylate, 2.5 percent of pentaerythritol, 19.5 percent of propylene carbonate and 4.3 percent of lithium perchlorate; 39.3% of methyl methacrylate and 16.4% of isophorone diisocyanate, 0.36% of tert-butyl peroxypivalate, 0.08% of tert-butyl peroxy (2-ethylhexanoate) and 0.36% of tert-butyl peroxyacetate.
Please refer to fig. 1, which is a schematic flow chart illustrating a process of manufacturing an organic glass capable of eliminating static electricity according to an embodiment of the present application. As shown in the figure, the organic glass capable of eliminating static electricity is manufactured according to the formula weighed, and the preparation method S of the organic glass capable of eliminating static electricity comprises the following steps S1 to S5, wherein:
step S1, preparing an electrolyte solution. Adding 40-45 wt% of electrolyte solution into a reaction kettle, and stirring until the solution is clear and transparent. Specifically, the weighed 4-vinyl-1,3-dioxolane-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate and lithium perchlorate are added into a reaction kettle and stirred at normal temperature until the mixture is clear and transparent.
And step S2, adding a monomer. Adding 55-60% of monomer into the electrolyte solution, heating and stirring to enable the electrolyte solution and the monomer to completely react to obtain a first solution. Specifically, the weighed methacrylate and isophorone diisocyanate are added into a reaction kettle, and stirred at 60 ℃ to enable an electrolyte solution and a monomer to completely react to obtain a first solution, wherein the solution is viscous, clear and transparent.
And step S3, adding an initiator. And adding 0.5-1 wt% of initiator into the first solution, and stirring to obtain a mixture. Specifically, the reaction kettle is lowered to 30 ℃, and then the weighed tert-butyl peroxypivalate, tert-butyl peroxyl (2-ethylhexanoate) and tert-butyl peroxyacetate are added into the reaction kettle and stirred to obtain a clear and transparent mixture.
And S4, casting and curing. And pouring the mixture into a mold, and heating and curing stage by stage. Specifically, the material is poured into a mold, and curing treatment is sequentially carried out according to the modes of heating at 50 ℃, keeping the temperature for 24 hours, heating at 65 ℃, keeping the temperature for 8 hours, heating at 85 ℃, keeping the temperature for 6 hours, heating at 100 ℃, keeping the temperature for 6 hours, heating at 125 ℃ and keeping the temperature for 4 hours.
And S5, cooling and removing the mold. Cooling and demolding to obtain the organic glass capable of eliminating static electricity. Specifically, after cooling, the mold is removed to obtain the organic glass capable of eliminating static electricity.
The performance of the organic glass prepared by the method is tested, the thermal deformation temperature is 75 ℃, the transmittance is 86.05%, the haze is 0.52%, the surface resistance is 42.43M omega, and the internal resistance is 48.04M omega.
In a second embodiment of the present application, the following are weighed respectively in percentage by weight: 2.4 percent of 3-hydroxypropionitrile, 7.1 percent of 4-vinyl-1,3-dioxolane-2-ketone, 9.0 percent of hydroxyethyl methacrylate, 2.3 percent of pentaerythritol, 18.2 percent of propylene carbonate and 4.1 percent of lithium perchlorate; 37 percent of methyl methacrylate and 19.2 percent of isophorone diisocyanate, 0.32 percent of tert-butyl peroxypivalate, 0.06 percent of tert-butyl peroxy (2-ethyl hexanoate) and 0.32 percent of tert-butyl peroxyacetate.
Please refer to fig. 1, which is a schematic flow chart illustrating a method for manufacturing organic glass capable of eliminating static electricity according to an embodiment of the present application. As shown in the figure, the organic glass capable of eliminating static electricity is manufactured according to the formula weighed, and the preparation method S of the organic glass capable of eliminating static electricity comprises the following steps S1 to S5, wherein:
step S1, preparing an electrolyte solution. Adding 40-45 wt% of electrolyte solution into a reaction kettle, and stirring until the solution is clear and transparent. Specifically, the weighed 3-hydroxypropionitrile, 4-vinyl-1,3-dioxolane-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate and lithium perchlorate are added into a reaction kettle and stirred at normal temperature until the mixture is clear and transparent.
And step S2, adding a monomer. Adding 55-60% of monomer into the electrolyte solution, heating and stirring to enable the electrolyte solution and the monomer to completely react to obtain a first solution. Specifically, the weighed methacrylate and isophorone diisocyanate are added into a reaction kettle, and stirred at 60 ℃ to enable an electrolyte solution and a monomer to completely react to obtain a first solution, wherein the solution is viscous, clear and transparent.
And step S3, adding an initiator. And adding 0.5-1 wt% of initiator into the first solution, and stirring to obtain a mixture. Specifically, the reaction kettle is lowered to 30 ℃, and then the weighed tert-butyl peroxypivalate, tert-butyl peroxyl (2-ethylhexanoate) and tert-butyl peroxyacetate are added into the reaction kettle and stirred to obtain a clear and transparent mixture.
And S4, casting and curing. And pouring the mixture into a mold, and heating and curing stage by stage. Specifically, the material is poured into a mold, and is cured in a manner of heating at 50 ℃ for 24 hours, heating at 65 ℃ for 8 hours, heating at 85 ℃ for 6 hours, heating at 100 ℃ for 6 hours, heating at 125 ℃ for 4 hours.
And S5, cooling and removing the mold. Cooling and demolding to obtain the organic glass capable of eliminating static electricity. Specifically, after cooling, the mold is removed to obtain the organic glass capable of eliminating static electricity.
The performance of the organic glass prepared by the method is tested, the heat distortion temperature is 72 ℃, the transmittance is 84.6%, the haze is 0.47%, the surface resistance is 25.55M omega, and the internal resistance is 27.78M omega.
In the third embodiment of the present application, the following components are weighed respectively in percentage by weight: 4.2 percent of 3-hydroxypropionitrile, 6.1 percent of 4-vinyl-1,3-dioxolane-2-ketone, 11.6 percent of hydroxyethyl methacrylate, 2.0 percent of pentaerythritol, 15.8 percent of propylene carbonate and 4.1 percent of lithium perchlorate; 32.4% of methyl methacrylate and 23.2% of isophorone diisocyanate, 0.27% of tert-butyl peroxypivalate, 0.06% of tert-butyl peroxy (2-ethylhexanoate) and 0.27% of tert-butyl peroxyacetate.
Please refer to fig. 1, which is a schematic flow chart illustrating a process of manufacturing an organic glass capable of eliminating static electricity according to an embodiment of the present application. As shown in the figure, the organic glass capable of eliminating static electricity is manufactured according to the formula weighed, and the preparation method S of the organic glass capable of eliminating static electricity comprises the following steps S1 to S5, wherein:
step S1, preparing an electrolyte solution. Adding 40-45 wt% of electrolyte solution into a reaction kettle, and stirring until the solution is clear and transparent. Specifically, the weighed 3-hydroxypropionitrile, 4-vinyl-1,3-dioxolane-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate and lithium perchlorate are added into a reaction kettle and stirred at normal temperature until the mixture is clear and transparent.
And step S2, adding a monomer. Adding 55-60% of monomer into the electrolyte solution, heating and stirring to enable the electrolyte solution and the monomer to completely react to obtain a first solution. Specifically, the weighed methacrylate and isophorone diisocyanate are added into a reaction kettle, and stirred at 60 ℃ to enable an electrolyte solution and a monomer to completely react to obtain a first solution, wherein the solution is viscous, clear and transparent.
And step S3, adding an initiator. And adding 0.5-1 wt% of initiator into the first solution, and stirring to obtain a mixture. Specifically, the reaction kettle is lowered to 30 ℃, and then the weighed tert-butyl peroxypivalate, tert-butyl peroxyl (2-ethylhexanoate) and tert-butyl peroxyacetate are added into the reaction kettle and stirred to obtain a clear and transparent mixture.
And S4, casting and curing. And pouring the mixture into a mold, and heating and curing stage by stage. Specifically, the material is poured into a mold, and is cured in a manner of heating at 50 ℃ for 24 hours, heating at 65 ℃ for 8 hours, heating at 85 ℃ for 6 hours, heating at 100 ℃ for 6 hours, heating at 125 ℃ for 4 hours.
And S5, cooling and removing the mold. Cooling and demolding to obtain the organic glass capable of eliminating static electricity. Specifically, after cooling, the mold is removed, and the organic glass capable of eliminating static electricity is obtained.
The performance of the organic glass prepared by the method is tested, the thermal deformation temperature is 81 ℃, the transmittance is 88.72%, the haze is 0.61%, the surface resistance is 28.36M omega, and the internal resistance is 31.52M omega.
To sum up, the application provides an organic glass formula capable of eliminating static electricity and a preparation method thereof, which enable the prepared organic glass to have the static electricity eliminating characteristic by adding conductive components such as ionic compounds containing metal elements or electrolyte solutions in monomers, so that the organic glass can have the static electricity eliminating function without processing, thereby overcoming the defects of the existing coating technology and retaining the advantages of high transmittance, large hardness and the like of the organic glass.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the present embodiments are not limited to those precise embodiments, which are intended to be illustrative rather than restrictive, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope of the appended claims.
Claims (6)
1. A preparation method of organic glass capable of eliminating static electricity is characterized by comprising the following steps:
adding an electrolyte solution with the weight percentage of 40-45% into a reaction kettle, and stirring until the solution is clear and transparent, wherein the electrolyte solution comprises 4-vinyl-1,3-dioxolane-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate, 3-hydroxypropionitrile and lithium perchlorate, or the electrolyte solution comprises 4-vinyl-1,3-dioxolane-2-one, hydroxyethyl methacrylate, pentaerythritol, propylene carbonate and lithium perchlorate;
adding 55-60 wt% of monomer into the electrolyte solution, heating and stirring to enable the electrolyte solution and the monomer to completely react to obtain a first solution, wherein the monomer comprises methyl methacrylate and isophorone diisocyanate;
adding 0.5-1 wt% of initiator into the first solution, and stirring to obtain a mixture;
pouring the mixture into a mould, and heating and curing stage by stage;
cooling and demolding to obtain the organic glass capable of eliminating static electricity.
2. The method for preparing an electrostatic dissipative organic glass as claimed in claim 1, wherein the initiator comprises one or more of t-butyl peroxypivalate, t-butyl peroxy2-ethylhexanoate and t-butyl peroxyacetate.
3. The method of claim 1, wherein the electrolyte solution and the monomer are stirred at a temperature of 60 ℃.
4. The method of preparing an electrostatic dissipative organic glass as set forth in claim 1 wherein the reaction kettle is lowered to 30 ℃ prior to the addition of the initiator to the reaction kettle.
5. The method of manufacturing an electrostatic dissipative organic glass as set forth in claim 1, wherein said first solution is in a viscous state and said mixture is in a clear transparent state.
6. The method for preparing organic glass capable of eliminating static electricity as claimed in claim 1, wherein, in the step of heating and curing, the curing treatment is carried out in a manner of heating 50 ℃, keeping the temperature for 24 hours, heating 65 ℃, keeping the temperature for 8 hours, heating 85 ℃, keeping the temperature for 6 hours, heating 100 ℃, keeping the temperature for 6 hours, heating 125 ℃ and keeping the temperature for 4 hours.
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