CN115161099B - Silicon-based release agent for casting production and preparation method thereof - Google Patents
Silicon-based release agent for casting production and preparation method thereof Download PDFInfo
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- CN115161099B CN115161099B CN202210870847.XA CN202210870847A CN115161099B CN 115161099 B CN115161099 B CN 115161099B CN 202210870847 A CN202210870847 A CN 202210870847A CN 115161099 B CN115161099 B CN 115161099B
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/04—Elements
- C10M2201/05—Metals; Alloys
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/14—Inorganic compounds or elements as ingredients in lubricant compositions inorganic compounds surface treated with organic compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/20—Natural rubber; Natural resins
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2211/00—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions
- C10M2211/02—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions containing carbon, hydrogen and halogen only
- C10M2211/022—Organic non-macromolecular compounds containing halogen as ingredients in lubricant compositions containing carbon, hydrogen and halogen only aliphatic
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/04—Detergent property or dispersant property
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/08—Resistance to extreme temperature
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/26—Waterproofing or water resistance
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/64—Environmental friendly compositions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/36—Release agents or mold release agents
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mold Materials And Core Materials (AREA)
Abstract
The invention discloses a silicon-based release agent for casting production and a preparation method thereof, wherein the silicon-based release agent comprises the following components in parts by weight: aluminum paste: 6-8 parts of dichloromethane: 78-88 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-4 parts of OP-10:1-3 parts; in the polyethylene glycol solution of rosin, the mass ratio of rosin to polyethylene glycol is 0.5-2:4-10. The prepared release agent has high emulsibility, good heat resistance and stable chemical performance, increases smoothness, surface activity and water resistance, does not react with a formed product, has no corrosion or pollution to a product, has small smell and toxicity, is easy to brush, has good permeability and strong adhesive force when being dispersed uniformly, and can ensure that the surface of an object is easy to separate, smooth and clean. The appearance surface of the formed product is smooth and beautiful, the forming is good and the production efficiency is high.
Description
Technical Field
The invention belongs to the technical field of release agents for casting, and particularly relates to a silicon-based release agent for casting production and a preparation method thereof.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The casting mold release agent is a functional substance between the mold and the finished product, and has a main function of helping the die-cast product to be taken out of the mold and keeping the integrity and post-processability of the product.
The silicon-based release agent is prepared from organic siloxane and has the advantages of good heat resistance, moderate surface tension, easy and uniform distribution and the like. However, the surface of the demolded product has a layer of oily matter, which requires secondary processing and surface cleaning. Moreover, most release agents work well after first application, but when applied again, they have reduced leveling (re-application means no release after first application and then re-application for further use), resulting in poor surface smoothness of the casting.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a silicon-based release agent for casting production and a preparation method thereof.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, the invention provides a silicon-based release agent for casting production, which comprises the following components in parts by weight: aluminum paste: 6-8 parts of dichloromethane: 78-88 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-4 parts, OP-10:1-3 parts;
in the polyethylene glycol solution of rosin, the mass ratio of rosin to polyethylene glycol is 0.5-2:4-10.
In a second aspect, the invention provides a preparation method of the silicon-based release agent for casting production, which comprises the following steps:
uniformly mixing dichloromethane, polyethylene glycol, rosin and aluminum paste according to a proportion to obtain a mixture;
adding silicone oil, OP-10 and peregal into the mixture according to a certain proportion, and uniformly mixing to obtain the product.
The beneficial effects achieved by one or more of the embodiments of the invention described above are as follows:
the prepared release agent has high emulsibility, good heat resistance and stable chemical performance, increases smoothness, surface activity and water resistance, does not react with a formed product, has no corrosion or pollution to a product, has small smell and toxicity, is easy to brush, has good permeability and strong adhesive force when being dispersed uniformly, and can ensure that the surface of an object is easy to separate, smooth and clean. The appearance surface of the formed product is smooth and beautiful, the forming is good and the production efficiency is high.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
In a first aspect, the invention provides a silicon-based release agent for casting production, which comprises the following components in parts by weight: aluminum paste: 6-8 parts of dichloromethane: 78-88 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-4 parts, OP-10:1-3 parts;
in the polyethylene glycol solution of rosin, the mass ratio of rosin to polyethylene glycol is 0.5-2:4-10.
The aluminum paste is named as aluminum powder paste, and the main components of the aluminum paste are flaky aluminum particles and petroleum solvent which are in a paste shape. Because its shape is snow flake form can coat in the mould surface well, can increase surface smoothness simultaneously, easily the levelling.
Dichloromethane of molecular formula CH 2 Cl 2 The molecular weight of 84.93 is a low-boiling point non-flammable solvent, has strong stability, has solubility to most organic matters, is widely applied and mainly serves as a solvent. Meanwhile, the dichloromethane also has a cleaning function, and impurities on the surface of the die can be cleaned, so that the defects of the die are reduced.
In the polyethylene glycol solution of rosin, polyethylene glycol has excellent lubricity and dispersibility, and can well promote full dispersion of aluminum paste and other substances in a solvent; meanwhile, the polyethylene glycol and the rosin have certain adhesion, the polyethylene glycol acts on the intermolecular adhesion, and the rosin acts on the surface of the mold and the surface of the release agent, so that the adhesion of the aluminum paste on the mold can be enhanced.
The silicone oil is a linear polysiloxane product which is kept in a liquid state at room temperature, a layer of oil film is formed on the surface of the aluminum paste, and the surface of the aluminum paste can be coated with the aluminum paste, so that the demolding operation is facilitated.
The peregal is a nonionic surfactant, is a light yellow liquid or a milky white pasty solid, mainly comprises polyoxyethylene fatty alcohol ether, is not ionized in an aqueous solution, has lipophilic groups, can be well combined with silicone oil, improves the dispersibility of the silicone oil in a solvent, has excellent performance of promoting the permeability and diffusivity of aluminum silver paste, and further contributes to improving the uniformity of a release agent system. Meanwhile, the coating has an emulsifying characteristic, so that the release agent can be promoted to be uniformly spread on the surface of the die, and the uniform leveling of the first coating and the subsequent coating can be ensured.
OP-10, a surface active substance, can reduce the interfacial tension of each phase in a mixed system, form a surface double layer, prevent each phase from aggregating, maintain a uniform state, and increase the suspension property.
In some embodiments, the silicon-based mold release agent for foundry production comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 80-88 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-4 parts, OP-10:1-3 parts.
Preferably, the silicon-based release agent for casting production comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 80-85 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-3 parts, OP-10:1-3 parts.
Further preferably, the silicon-based release agent for casting production comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 80-85 parts of rosin polyethylene glycol solution: 2-4 parts of silicone oil: 2-3.5 parts of peregal: 1-2 parts, OP-10:1-2 parts.
Still further preferably, the silicon-based release agent for casting production comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 83-85 parts of polyethylene glycol solution of rosin: 2-4 parts of silicone oil: 2-3.5 parts of peregal: 1.2 parts, OP-10:1-2 parts.
Still further preferably, the silicon-based release agent for casting production comprises the following components in parts by weight: aluminum paste: 8 parts of dichloromethane: 84 parts of rosin polyethylene glycol solution: 2.4 parts of silicone oil: 2.6 parts of peregal: 1.2 parts, OP-10:1.8 parts.
In a second aspect, the invention provides a preparation method of the silicon-based release agent for casting production, which comprises the following steps:
uniformly mixing dichloromethane, a polyethylene glycol solution of rosin and aluminum paste according to a proportion to obtain a mixture;
adding silicone oil, OP-10 and peregal into the mixture according to a certain proportion, and uniformly mixing to obtain the product.
The rosin and the aluminum paste are solid matters, the dispersion effect in dichloromethane is not ideal, the rosin is completely dissolved by utilizing the characteristic of dispersibility of the polyethylene glycol, and Lv Yinjiang is fully and uniformly mixed to ensure the stability of the mixed solution.
In some embodiments, the temperature at which the dichloromethane, polyethylene glycol + rosin, and aluminum paste are mixed in proportion is from-15 ℃ to 30 ℃.
In some embodiments, after adding the silicone oil, OP-10, and peregal to the mixture, the temperature of mixing is between-3 ℃ and 30 ℃.
The present invention will be further described with reference to the following examples.
Example 1
A silicon-based release agent for casting production comprises the following components in parts by mass: dichloromethane: 84 parts of a polyethylene glycol solution of rosin (the mass ratio of polyethylene glycol to rosin is 5:1): 2.4 parts of aluminum paste: 8 parts of silicone oil: 2.6 parts of OP-10:1.8 parts of peregal: 1.2 parts.
OP-10 is a chemical raw material, and comprises polyoxyethylene octyl phenol ether-10, silicone oil is methyl silicone oil, and peregal is peregal-15 (fatty alcohol polyoxyethylene ether)
The specific preparation process comprises the following steps: adding dichloromethane, polyethylene glycol, rosin and aluminum paste into a stainless steel reaction kettle, and fully stirring (about 20-30 min) to disperse uniformly; then adding silicone oil, OP-10 and peregal, fully dispersing and uniformly stirring (about 10-20 min), and then linking a metering pump through a discharging port of the reaction kettle for filling.
Example 2
A silicon-based release agent for casting production comprises the following components in parts by mass: dichloromethane: 84 parts of a polyethylene glycol solution of rosin (the mass ratio of polyethylene glycol to rosin is 5:1): 4 parts of aluminum paste: 7 parts of silicone oil: 3 parts, OP-10:1 part, peregal: 1.2 parts.
Example 3
A silicon-based release agent for casting production comprises the following components in parts by mass: dichloromethane: 88 parts of a polyethylene glycol solution of rosin (the mass ratio of polyethylene glycol to rosin is 5:1): 2 parts of aluminum paste: 6 parts of silicone oil: 3 parts of OP-10:1 part, peregal: 1.2 parts.
Example 4
A silicon-based release agent for casting production comprises the following components in parts by mass: dichloromethane: 78 parts of a polyethylene glycol solution of rosin (the mass ratio of polyethylene glycol to rosin is 5:1): 5 parts of aluminum paste: 8 parts of silicone oil: 2 parts, OP-10:1 part, peregal: 1.2 parts.
Example 5
A silicon-based release agent for casting production comprises the following components in parts by mass: dichloromethane: 88 parts of a polyethylene glycol solution of rosin (the mass ratio of polyethylene glycol to rosin is 5:1): 5 parts of aluminum paste: 8 parts of silicone oil: 2 parts of OP-10:3 parts of peregal: 4 parts.
Comparative example 1
The difference from example 1 is that: the polyethylene glycol solution of rosin was replaced with polyethylene glycol, and the rest was the same as in example 1.
Comparative example 2
The difference from example 1 is that: methylene chloride was replaced with polyethylene glycol, and the rest was the same as in example 1.
Comparative example 3
The difference from example 1 is that: the silicone oil was omitted, and the procedure was otherwise the same as in example 1.
Comparative example 4
The difference from example 1 is that: OP-10 was omitted, and the rest was the same as in example 1.
Comparative example 5
The difference from example 1 is that: the addition by the plain addition was omitted, and the procedure was otherwise the same as in example 1.
The silicon-based mold release agents of examples 1-5 and comparative examples 1-5 were tested for performance, and the corresponding performance data are shown in Table 1.
Adhesion strength (die-off number): the demolding experiment is carried out after the same condition brushing is carried out on the same mold surface until the mold is burnt. And recording the times.
Suspensibility (24 h): adding the uniformly mixed release agent into a 100ml measuring cylinder, plugging, sealing and standing for 24 hours to observe the precipitation condition of the slurry, and obtaining the suspension rate according to the scale of the measuring cylinder.
Chemical stability: meaning that it is not dissolved when contacted with a resin of different chemical composition.
Leveling property: refers to the ability of the coating to flow from an irregular, uneven surface to a flat, smooth surface after brushing. The mold is respectively brushed with the release agent, and the release agents prepared in each example and each comparative example have the leveling property after being brushed again after being brushed for the first time.
A common release agent is adopted as a reference, (the common release agent comprises 9 parts of silicone oil, 69 parts of industrial ethanol, 10 parts of aluminum paste, 1 part of talcum powder, 0.5 part of film forming substance and 11 parts of liquid paraffin).
TABLE 1
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A silicon-based release agent for casting production is characterized in that: the coating comprises the following components in parts by weight: aluminum paste: 6-8 parts of dichloromethane: 78-88 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-4 parts, OP-10:1-3 parts;
in the polyethylene glycol solution of rosin, the mass ratio of rosin to polyethylene glycol is 0.5-2:4-10.
2. The silicon-based release agent for foundry production according to claim 1, characterized in that: the composition comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 80-88 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-4 parts, OP-10:1-3 parts.
3. The silicon-based mold release agent for foundry production according to claim 2, characterized in that: the composition comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 80-85 parts of rosin polyethylene glycol solution: 2-5 parts of silicone oil: 2-3.5 parts of peregal: 1-3 parts, OP-10:1-3 parts.
4. The silicon-based release agent for foundry production according to claim 3, characterized in that: the composition comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 80-85 parts of rosin polyethylene glycol solution: 2-4 parts of silicone oil: 2-3.5 parts of peregal: 1-2 parts, OP-10:1-2 parts.
5. The silicon-based release agent for foundry production according to claim 4, wherein: the coating comprises the following components in parts by weight: aluminum paste: 7-8 parts of dichloromethane: 83-85 parts of rosin polyethylene glycol solution: 2-4 parts of silicone oil: 2-3.5 parts of peregal: 1.2 parts, OP-10:1-2 parts.
6. The silicon-based mold release agent for foundry use according to claim 5, wherein: the coating comprises the following components in parts by weight: aluminum paste: 8 parts of dichloromethane: 84 parts of rosin polyethylene glycol solution: 2.4 parts of silicone oil: 2.6 parts of peregal: 1.2 parts, OP-10:1.8 parts.
7. The silicon-based mold release agent for foundry production according to any one of claims 1 to 6, wherein: in the polyethylene glycol solution of rosin, the mass ratio of rosin to polyethylene glycol is 0.7-1.5.
8. The process for preparing a silicon-based release agent for foundry use according to any one of claims 1 to 7, wherein: the method comprises the following steps:
uniformly mixing dichloromethane, a polyethylene glycol solution of rosin and aluminum paste according to a proportion to obtain a mixture;
adding silicone oil, OP-10 and peregal into the mixture according to a certain proportion, and uniformly mixing to obtain the product.
9. The method of producing the silicon-based mold release agent for casting production according to claim 8, characterized in that: the temperature for mixing the dichloromethane, the polyethylene glycol, the rosin and the aluminum paste in proportion is-15 ℃ to 30 ℃.
10. The method for producing the silicon-based release agent for casting production according to claim 8, characterized in that: adding silicone oil, OP-10 and peregal into the mixture, and mixing at-3-30 ℃.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5940204B1 (en) * | 2015-09-16 | 2016-06-29 | 株式会社オフィス・エー・ティー | Film remover |
| CN108611169A (en) * | 2018-04-20 | 2018-10-02 | 安徽瑞和新材料有限公司 | A kind of clear-water concrete modified oil-based release agent and preparation method thereof |
| CN113651554A (en) * | 2021-08-26 | 2021-11-16 | 王静 | Concrete composite foaming agent and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5940204B1 (en) * | 2015-09-16 | 2016-06-29 | 株式会社オフィス・エー・ティー | Film remover |
| CN108611169A (en) * | 2018-04-20 | 2018-10-02 | 安徽瑞和新材料有限公司 | A kind of clear-water concrete modified oil-based release agent and preparation method thereof |
| CN113651554A (en) * | 2021-08-26 | 2021-11-16 | 王静 | Concrete composite foaming agent and preparation method thereof |
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