CN112552722A - Extremely simple and practical rubber separant and preparation method thereof - Google Patents
Extremely simple and practical rubber separant and preparation method thereof Download PDFInfo
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- CN112552722A CN112552722A CN202011490215.8A CN202011490215A CN112552722A CN 112552722 A CN112552722 A CN 112552722A CN 202011490215 A CN202011490215 A CN 202011490215A CN 112552722 A CN112552722 A CN 112552722A
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- stearate
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- 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
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- 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
- C08J2321/00—Characterised by the use of unspecified rubbers
Abstract
A simple and practical rubber separant comprises the following components in parts by weight: 5-40 parts of calcium powder; 0.5-5 parts of AES; 2-5 parts of dimethyl silicone oil; 3-40 parts of stearate; 0.5-5 parts of an emulsifier; 3-10 parts of caustic soda flakes; 0.5-1 part of photocatalyst; according to the invention, the calcium powder with low cost is used as a main component, and the high-efficiency and rapid preparation method is adopted, so that the production cost is effectively reduced; meanwhile, the photocatalyst is added to effectively further degrade harmful dust emitted by rubber products in the production, processing and use processes, so that the health and safety of operators are guaranteed.
Description
Technical Field
The invention belongs to the field of chemical materials, and particularly relates to a simple and practical rubber separant and a preparation method thereof.
Background
In the production, processing and use processes of rubber products, due to the specific self-adhesion property, the rubber products are easy to agglomerate or stick on a container particularly in summer or immediately after extrusion, while the traditional mode is that calcium powder is used for coating the surface to play a role in isolating, but the calcium powder is easy to pollute the environment in the use process; with the development of the technology, liquid silicone oil type release agents are more and more favored, but the cost is higher;
in addition, harmful dust, such as hydrogen sulfide, is often emitted during the production, processing and use of rubber products, and the body of an operator is not damaged for years;
therefore, it is a subject to be studied how to improve the production efficiency and save the cost while controlling the environment, and further remove the harmful dust emitted from the rubber products during the production, processing and use processes.
The photocatalyst is a nano-scale titanium dioxide active material, which is coated on the surface of a substrate, forms a film after being dried, and generates strong catalytic degradation function under the action of light rays: can effectively degrade toxic and harmful gases in the air; can effectively kill various bacteria, has the antibacterial rate of 99.99 percent, and can decompose and harmlessly treat toxins released by bacteria or fungi; meanwhile, the paint also has the functions of deodorization, stain resistance and the like.
The characteristics of the photocatalyst are as follows:
(1) the comprehensiveness: the photocatalyst can effectively degrade pollutants such as formaldehyde, benzene, toluene, xylene, ammonia, TVOC and the like, has high-efficiency broad-spectrum disinfection performance, and can decompose and harmlessly treat toxins released by bacteria or fungi.
(2) Persistence: in the reaction process, the photocatalyst can not change and lose, can continuously purify pollutants under the irradiation of light, and has the advantages of lasting time and continuous action.
(3) Safety: the paint is non-toxic and harmless, and is safe and reliable to human bodies; the final reaction products are carbon dioxide, water and other harmless substances, and secondary pollution can not be generated.
(4) High efficiency: the photocatalyst can remove and purify the diffused environmental pollutants in a low concentration state by utilizing inexhaustible light energy such as solar energy and the like.
Therefore, harmful dust emitted from the rubber product can be removed by using the photocatalyst.
Disclosure of Invention
In order to solve the problems, the invention provides a simple and practical rubber separant and a preparation method thereof, and the invention effectively reduces the production cost by adopting calcium powder with low cost as a main component and adopting a high-efficiency and rapid preparation method; meanwhile, the addition of the photocatalyst effectively removes harmful dust emitted by rubber products in the production, processing and use processes, and ensures the health and safety of operators.
The technical scheme of the invention is as follows:
the invention provides a simple and practical rubber release agent, which comprises the following components in parts by weight: 5-40 parts of calcium powder; 0.5-5 parts of AES; 2-5 parts of dimethyl silicone oil; 3-40 parts of stearate; 0.5-5 parts of an emulsifier; 3-10 parts of caustic soda flakes; 0.5-1 part of photocatalyst.
Further, the stearate is one or more of magnesium stearate, sodium stearate and potassium stearate.
Further, the emulsifier is at least one of sorbitol fatty acid ester, polyethylene glycol stearate, polyethylene glycol laurate, polyethylene glycol oleate, polyoxyethylene sorbitan fatty acid ester and alkylphenol polyoxyethylene.
The second aspect of the invention provides a preparation method of a very simple and practical rubber release agent, which is characterized by comprising the following steps:
step one, preparing a water-soluble emulsified silicone oil solution: weighing the simethicone, the emulsifier, the flake caustic and the AES component according to the weight parts, firstly putting the simethicone into a water bath kettle and heating to 70 ℃, then adding the emulsifier while stirring, and then stirring for three hours at a rotating speed of three hundred revolutions per minute; meanwhile, water with the weight part of 1 to 2 times of the total weight of the components of the preparation is put into a beaker, and the caustic soda flakes are added, fully stirred and dissolved and then kept stand; after the water bath kettle finishes stirring for three hours, pouring the caustic soda flakes solution in the beaker into the water bath kettle, and fully stirring and fusing; finally, adding the AES, stirring, keeping the temperature and standing to finally prepare a water-soluble emulsified silicone oil solution;
secondly, weighing the calcium powder and the stearate according to the weight parts, firstly adding the calcium powder into a high-speed stirrer, adding the stearate during the high-speed stirring process, fully stirring and heating to 70 ℃;
and thirdly, weighing the photocatalyst component in the first aspect of the invention according to the weight parts, adding the composition prepared in the second step into the water-soluble emulsified silicone oil solution prepared in the first step, adding the photocatalyst while stirring, and then fully stirring for ten minutes to finally prepare the rubber separant.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the calcium powder with low cost is used as a main component, and the high-efficiency and rapid preparation method is adopted, so that the production cost is effectively reduced; meanwhile, the addition of the photocatalyst effectively removes harmful dust emitted by rubber products in the production, processing and use processes, ensures the health and safety of operators, and finally prepares the simple and practical rubber separant.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described in detail below with reference to examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
a simple and practical rubber separant comprises the following components in parts by weight: 30 parts of calcium powder; AES4 parts; 3 parts of dimethyl silicone oil; 30 parts of stearate; 4 parts of an emulsifier; 6 parts of caustic soda flakes; 1 part of photocatalyst.
The stearate is a combination of magnesium stearate, sodium stearate and potassium stearate, and the combination proportion is 1: 1: 1.
the emulsifier is any one of sorbitol fatty acid ester, polyethylene glycol stearate, polyethylene glycol laurate, polyethylene glycol oleate, polyoxyethylene sorbitan fatty acid ester and alkylphenol polyoxyethylene.
A preparation method of a simple and practical rubber release agent is characterized by comprising the following steps:
step one, preparing a water-soluble emulsified silicone oil solution: weighing the simethicone, the emulsifier, the flake caustic and the AES component according to the weight parts, firstly putting the simethicone into a water bath kettle and heating to 70 ℃, then adding the emulsifier while stirring, and then stirring for three hours at a rotating speed of three hundred revolutions per minute; meanwhile, water with the weight part of 1.5 times of the total weight of the components of the preparation is put into a beaker, and the caustic soda flakes are added, fully stirred and dissolved and then kept stand; after the water bath kettle finishes stirring for three hours, pouring the caustic soda flakes solution in the beaker into the water bath kettle, and fully stirring and fusing; finally, adding the AES, stirring, keeping the temperature and standing to finally prepare a water-soluble emulsified silicone oil solution;
secondly, weighing the calcium powder and the stearate according to the weight parts, firstly adding the calcium powder into a high-speed stirrer, adding the stearate during the high-speed stirring process, fully stirring and heating to 70 ℃;
and thirdly, weighing the photocatalyst component in the first aspect of the invention according to the weight parts, adding the composition prepared in the second step into the water-soluble emulsified silicone oil solution prepared in the first step, adding the photocatalyst while stirring, and then fully stirring for ten minutes to finally prepare the rubber separant.
Example 2:
a simple and practical rubber separant comprises the following components in parts by weight: 35 parts of calcium powder; AES4 parts; 3 parts of dimethyl silicone oil; 35 parts of stearate; 4 parts of an emulsifier; 6 parts of caustic soda flakes; 1 part of photocatalyst.
The stearate is a combination of magnesium stearate, sodium stearate and potassium stearate, and the combination proportion is 1: 1: 1.
the emulsifier is any one of sorbitol fatty acid ester, polyethylene glycol stearate, polyethylene glycol laurate, polyethylene glycol oleate, polyoxyethylene sorbitan fatty acid ester and alkylphenol polyoxyethylene.
A preparation method of a simple and practical rubber release agent is characterized by comprising the following steps:
step one, preparing a water-soluble emulsified silicone oil solution: weighing the simethicone, the emulsifier, the flake caustic and the AES component according to the weight parts, firstly putting the simethicone into a water bath kettle and heating to 70 ℃, then adding the emulsifier while stirring, and then stirring for three hours at a rotating speed of three hundred revolutions per minute; meanwhile, water with the weight part of 1.8 times of the total weight of the components of the preparation is put into a beaker, and the caustic soda flakes are added, fully stirred and dissolved and then kept stand; after the water bath kettle finishes stirring for three hours, pouring the caustic soda flakes solution in the beaker into the water bath kettle, and fully stirring and fusing; finally, adding the AES, stirring, keeping the temperature and standing to finally prepare a water-soluble emulsified silicone oil solution;
secondly, weighing the calcium powder and the stearate according to the weight parts, firstly adding the calcium powder into a high-speed stirrer, adding the stearate during the high-speed stirring process, fully stirring and heating to 70 ℃;
and thirdly, weighing the photocatalyst component in the first aspect of the invention according to the weight parts, adding the composition prepared in the second step into the water-soluble emulsified silicone oil solution prepared in the first step, adding the photocatalyst while stirring, and then fully stirring for ten minutes to finally prepare the rubber separant.
Comparative example:
this comparative example contains less photocatalyst components than example 1, and the other components and preparation method are the same as example 1.
Effect test: and (3) detecting the degradation of harmful dust emitted in the isolation effect and the rubber production process:
a test platform: firstly, a barrel of rubber material and 6 rubber sheets are selected, and 3 heatable closed heaters and a dust detector are prepared at the same time.
The test environmental conditions are as follows: and (4) ventilating the environment.
The test method comprises the following steps: firstly, dividing the 6 films into A, B, C groups in pairs, and respectively coating the rubber separants prepared in the example 1, the example 2 and the comparative example with the same dosage; then, coating the rubber materials with the same dosage, and correspondingly coating the rubber release agents prepared in the examples 1 and 2 and the comparative examples with the same dosage between every two rubber sheets in each group after coating the rubber materials; then, overlapping every two rubber sheets of each group together and fixing the overlapped rubber sheets on a frame in a closed heater, and carrying out rubber mixing at the same temperature; and after the rubber mixing process is finished, detecting the dust concentration pollution level in each group of closed heaters by using a dust detector, and then detecting the isolation effect between every two rubber sheets of each group and between rubber materials and the rubber sheets.
The detection results are shown in table 1:
TABLE 1 isolation effect and test results for degradation of harmful dust emitted during rubber production
| Test item | Example 1 | Example 2 | Comparative example 1 |
| Isolation effect | Unbonded | Unbonded | Unbonded |
| Dust concentration pollution grade | Mild degree of | Mild degree of | Severe degree |
And (4) conclusion:
in conclusion, the rubber release agent prepared by the invention has good release effect and can effectively degrade harmful dust emitted by rubber products.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (4)
1. A simple and practical rubber separant is characterized by comprising the following components in parts by weight: 5-40 parts of calcium powder; 0.5-5 parts of AES; 2-5 parts of dimethyl silicone oil; 3-40 parts of stearate; 0.5-5 parts of an emulsifier; 3-10 parts of caustic soda flakes; 0.5-1 part of photocatalyst.
2. The very simple to use rubber release agent according to claim 1, wherein the stearate is one or more of magnesium stearate, sodium stearate, and potassium stearate.
3. The very simple to use rubber release agent according to claim 1, wherein the emulsifier is at least one of sorbitan fatty acid ester, polyethylene glycol stearate, polyethylene glycol laurate, polyethylene glycol oleate, polyoxyethylene sorbitan fatty acid ester, and alkylphenol ethoxylate.
4. A preparation method of a simple and practical rubber release agent is characterized by comprising the following steps:
step one, preparing a water-soluble emulsified silicone oil solution: weighing the simethicone, the emulsifier, the flake caustic and the AES component according to the weight parts, firstly putting the simethicone into a water bath kettle and heating to 70 ℃, then adding the emulsifier while stirring, and then stirring for three hours at a rotating speed of three hundred revolutions per minute; meanwhile, water with the weight part of 1 to 2 times of the total weight of the components of the preparation is put into a beaker, and the caustic soda flakes are added, fully stirred and dissolved and then kept stand; after the water bath kettle finishes stirring for three hours, pouring the caustic soda flakes solution in the beaker into the water bath kettle, and fully stirring and fusing; finally, adding the AES, stirring, keeping the temperature and standing to finally prepare a water-soluble emulsified silicone oil solution;
secondly, weighing the calcium powder and the stearate according to the weight parts, firstly adding the calcium powder into a high-speed stirrer, adding the stearate during the high-speed stirring process, fully stirring and heating to 70 ℃;
and thirdly, weighing the photocatalyst component in the first aspect of the invention according to the weight parts, adding the composition prepared in the second step into the water-soluble emulsified silicone oil solution prepared in the first step, adding the photocatalyst while stirring, and then fully stirring for ten minutes to finally prepare the rubber separant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011490215.8A CN112552722A (en) | 2020-12-17 | 2020-12-17 | Extremely simple and practical rubber separant and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011490215.8A CN112552722A (en) | 2020-12-17 | 2020-12-17 | Extremely simple and practical rubber separant and preparation method thereof |
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| CN112552722A true CN112552722A (en) | 2021-03-26 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040132920A1 (en) * | 2001-04-11 | 2004-07-08 | Kenichi Matsumura | Resin composition for toner and toner |
| CN102532431A (en) * | 2011-12-29 | 2012-07-04 | 湛江师范学院 | Separant of nano antibacterial rubber gloves and preparation method of separant |
| CN103709428A (en) * | 2013-11-29 | 2014-04-09 | 山东永泰化工有限公司 | Water soluble rubber separant |
| CN106750452A (en) * | 2016-11-18 | 2017-05-31 | 厦门宝橡橡塑材料有限公司 | A kind of paste rubber interleaving agent |
| CN109517199A (en) * | 2017-09-17 | 2019-03-26 | 王凤枝 | Rubber interleaving agent |
-
2020
- 2020-12-17 CN CN202011490215.8A patent/CN112552722A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040132920A1 (en) * | 2001-04-11 | 2004-07-08 | Kenichi Matsumura | Resin composition for toner and toner |
| CN102532431A (en) * | 2011-12-29 | 2012-07-04 | 湛江师范学院 | Separant of nano antibacterial rubber gloves and preparation method of separant |
| CN103709428A (en) * | 2013-11-29 | 2014-04-09 | 山东永泰化工有限公司 | Water soluble rubber separant |
| CN106750452A (en) * | 2016-11-18 | 2017-05-31 | 厦门宝橡橡塑材料有限公司 | A kind of paste rubber interleaving agent |
| CN109517199A (en) * | 2017-09-17 | 2019-03-26 | 王凤枝 | Rubber interleaving agent |
Non-Patent Citations (1)
| Title |
|---|
| 橡胶工业原材料与装备简明手册编审委员会: "《橡胶工业原材料与装备简明手册 原材料与工艺耗材分册》", 31 January 2019, 北京理工大学出版社 * |
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