Ethyl Silicate-40

hesheng chemical

Ethyl Silicate-40
Specifications

HS Code

794373

Name Ethyl Silicate - 40
Chemical Formula Si(OC2H5)4
Appearance Colorless to pale yellow liquid
Odor Characteristic ethereal odor
Density Approx. 0.93 - 0.97 g/cm³
Boiling Point Around 165 - 172 °C
Solubility Soluble in alcohol, ether, benzene
Flash Point 46 - 54 °C
Vapor Density Heavier than air
Viscosity Low viscosity liquid
Stability Stable under normal conditions

As an accredited Ethyl Silicate-40 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

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General Information
Historical Development
《Ethyl Silicate - 40之历史发展》

Ethyl Silicate - 40,其源起可追溯往昔。古之化学技艺初萌,对此物之探微尚浅。然随岁月迁延,科学演进,众人于化学之道钻研愈深。往昔,限于技艺与认知,对此物质之了解,仅及皮毛。

逮至近代,化学昌明,实验之法精进。诸多学者投身研究,对Ethyl Silicate - 40之性质、制法探究有加。始能渐明其特性,改良制备之术。由最初懵懂摸索,至如今制备工艺日臻成熟,应用领域亦渐次拓展,于工业、科研诸般领域,皆发挥关键之用,实乃化学发展历程中一重要之章。
Product Overview
《Ethyl Silicate - 40 产品概述》

Ethyl Silicate - 40乃一精妙化工之品。其性状独特,为无色透明具芳香味之液体 。此品化学性质稳定,水解后可成硅酸乙酯聚合物与乙醇。

用途颇广,于铸造业,作粘结剂,能使砂型坚固,铸件成型精美 。在涂料领域,可增强涂层附着力与耐蚀性 。亦用于制备硅溶胶等,为化工诸多分支提供重要原料。

其制备工艺严谨,经特定化学反应,精准控制条件而成 。且在储存与运输时,需留意避热、防潮,依规范操作,方能保其品质与效用,于工业之域发挥卓越效能 。
Physical & Chemical Properties
Ethyl Silicate - 40者,乃一重要之化学制品。其物理性质殊为特异,常温下呈无色透明之液体状,具挥发性,气味芬芳。观其化学性质,属有机硅化合物,可水解,水解后产硅酸乙酯缩合物,此过程中与水发生化学反应,生成多种产物。其于工业用途广泛,如在铸造领域,可作粘结剂,凭借其特殊之物理化学性质,能使砂粒牢固粘结,保障铸件质量。又于涂料行业,亦能发挥效用,借其化学活性,提升涂料之附着性与耐候性,盖因其物理化学性质相互协同,遂使其在诸多领域皆具不可忽视之地位。
Technical Specifications & Labeling
Ethyl Silicate - 40者,乃化工之重要品也。其技术规格与标识(产品参数),关乎实用之关键。Ethyl Silicate - 40之规,需明其成分比例,含量精准,杂质限量明确。观其物理性状,诸如色泽、状态、密度等,皆应合于标准。化学特性方面,稳定性、反应活性等亦不可忽。标识之上,名实相符,标注清晰,产地、批次、日期等详明。如此,方得Ethyl Silicate - 40技术规格与标识之要义,以应工业之需,保品质之优。
Preparation Method
Ethyl Silicate-40 is an important chemical product, and its preparation method involves many factors. As far as raw materials are concerned, silicon compounds and ethanol are commonly used as starting materials. The preparation process is as follows: first take an appropriate amount of silicon compound and mix it with ethanol in a specific ratio. This step requires precise control of the dosage of the two to obtain the best reaction effect. In the reaction step, the mixed liquid is placed in a suitable temperature and pressure environment to initiate a chemical reaction. During this process, the temperature and pressure changes need to be closely monitored and adjusted in a timely manner. In terms of catalytic mechanism, specific catalysts are often introduced to accelerate the reaction process and improve the purity and yield of the product. Through these processes, Ethyl Silicate-40 can be prepared to meet industrial needs.
Chemical Reactions & Modifications
Ethyl Silicate-40 is also a chemical substance. Its chemical reaction and modification are quite critical. When viewing this substance, during the reaction, the change of chemical bonds affects its properties. If it encounters water, the hydrolysis should begin, and the ethoxy group gradually turns into a hydroxyl group. This change is related to the morphology and structure of the product. And its modification method, or adding additives, or changing conditions, can change its rheological and adhesive properties. Making good use of its chemical reaction and modification method can expand its use, and it can be used in coatings and adhesives. It can be used in all fields, so that this chemical substance can be used by the world and gain a lot.
Synonyms & Product Names
Ethyl Silicate-40 is a good chemical product. It is also known as ethyl silicate-40, also known as ethyl orthosilicate, which is its synonym. In the field of industry, it has a wide range of uses, including binders, waterproof agents, etc. With its chemical characteristics, it can make the bonding between materials stable and has waterproof effect, so it is widely used in construction and casting industries. Its various appellations are born from industry habits and regions. Although the names are different and the quality is the same, they all refer to this chemical product, which contributes a lot to the development of industry.
Safety & Operational Standards
"Ethyl Silicate - 40 Product Safety and Operation Specifications"
Ethyl Silicate - 40 is also a chemical preparation. Its characteristics are different, related to safety and operation, and cannot be ignored.
In safety regulations, the first storage. When placed in a cool, dry and well-ventilated place, away from fire and heat sources. This product is flammable, and if it is near a fire candle, it may cause accidents. Its vapor is mixed with air, which can form an explosive mixture. In case of open flame and high heat, it can cause combustion and explosion. Therefore, fireworks are strictly prohibited in the place of storage, and fire extinguishing equipment should be prepared, just in case.
When operating, there are also regulations. Operators must wear protective clothing, protective gloves and goggles. Because the product is irritating to the eyes, skin and respiratory tract. If you accidentally touch it, you should quickly rinse it with a large amount of water and seek medical treatment; if the skin touches it, you should also wash it with water. If you feel unwell, you should seek medical attention. The operating room must be well ventilated to prevent vapor accumulation.
Furthermore, when handling, be sure to pack it lightly to prevent damage to the container. If the container leaks and the material overflows, evacuate the unrelated personnel immediately and isolate the scene. Emergency responders need professional protective equipment to avoid contact with combustible substances. Small leaks can be absorbed by inert materials such as sand and vermiculite; if there are large leaks, you need to build embankments or dig pits for containment, and transfer it to a special collector with an explosion-proof pump for recycling or harmless treatment.
All of these are regulations for the safety and operation of Ethyl Silicate-40 products, and practitioners must abide by them to ensure safety.
Application Area
Ethyl Silicate - 40者,化学之物也。其应用领域广矣。于古之工艺,可用于铸模。匠人以之制模,模坚且细,所铸之物精善。在今之建筑,能作防水剂。涂于壁面,水不能侵,屋可久存。又于电子领域,为绝缘之材。线路得护,电流畅行无虞。其于化工合成,亦为要剂,助诸反应顺遂。Ethyl Silicate - 40之应用,跨越诸业,为科技与工艺之进,贡献颇巨,于各领域皆显非凡之能。
Research & Development
近岁,吾于化工之域,专注Ethyl Silicate - 40产品之研究与发展。此品性质独特,用途颇广,于材料制备、化工生产等诸多领域皆具潜力。

初时,探究其化学结构与基本特性,经反复实验,析其成分比例,晓其反应机理。继而钻研优化合成之法,欲增其纯度,提其产率。其间,屡遇难题,原料配比之精准、反应条件之把控,皆需审慎对待。

然吾与诸同仁不懈钻研,以创新之思,改良工艺。或调温度、压强,或换催化剂,终有所成。Ethyl Silicate - 40产品品质渐优,应用范围亦渐拓。吾等将持续奋进,期此产品于未来能有更卓越之发展,为化工行业添砖加瓦。
Toxicity Research
尝闻化工之物,其性之辨,关乎民生。Ethyl Silicate - 40 此物,毒性之究,颇为紧要。

观夫 Ethyl Silicate - 40,其质在化工诸事常有所用。然毒性一端,不可不察。于实验探究之途,详考其与物之应、与人之触,观其变、察其征。

经诸般验测,知其或有刺激之性,于肌肤、粘膜之处,触之则生不适。且若吸入其气,或致呼吸之疾。虽其非剧毒之属,然亦不可轻忽。务当于取用之际,严守规度,备防护之具,以保安全无虞,方合化工研究审慎之道。
Future Prospects
Ethyl Silicate - 40 is a wonder of chemistry. Looking at it today, it has shown extraordinary ability and is useful in all things industrial.
Looking to the future, its development path is expected to be broader. With the increasing technology, Ethyl Silicate - 40 may shine in the field of material innovation. The research of new formulas and new processes will make its performance better and more widely used.
Or it can be used in high-end manufacturing to add a solid quality to precision devices; it may also be used in green building materials to help the environmental protection industry move forward. Until then, Ethyl Silicate - 40 will be as bright as a pearl, illuminating the road of industrial development, contributing to future progress, developing unlimited potential, and opening a new chapter.
Where to Buy Ethyl Silicate-40 in China?
As a trusted Ethyl Silicate-40 manufacturer, we deliver: Factory-Direct Value: Competitive pricing with no middleman markups, tailored for bulk orders and project-scale requirements. Technical Excellence: Precision-engineered solutions backed by R&D expertise, from formulation to end-to-end delivery. Whether you need industrial-grade quantities or specialized customizations, our team ensures reliability at every stage—from initial specification to post-delivery support.
Frequently Asked Questions

As a leading Ethyl Silicate-40 supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

What are the main uses of Ethyl Silicate-40?
Potassium ethyl silicate (40%) is widely used. In the construction field, it is often used as a waterproof agent and preservative. Because it can penetrate into the interior of building materials, react with minerals in it, and generate materials with strong durability and good waterproof performance, it can effectively prevent moisture intrusion and prolong the life of buildings. For example, walls and stone structures of ancient buildings can be used for protection.
In the foundry industry, potassium acetosilicate acts as a binder. When making molds, it can firmly bond sand grains, so that the molds have good strength and stability, ensuring that the molds do not deform or collapse during the pouring process, thus ensuring the accuracy and quality of the castings.
In the chemical industry, potassium ethysilicate can be used as a raw material for the preparation of other silicon compounds. Due to its molecular structure characteristics, it can be converted into various silicon materials with special properties through specific chemical reactions. It is used in coatings, plastics, rubber and other industries to improve product performance, such as enhancing the adhesion and weather resistance of coatings.
In addition, in the ceramic industry, it can be used as a flux and additive. After addition, it can reduce the sintering temperature of ceramics, improve the sintering performance of ceramic bodies, make the ceramic texture denser, smoother surface, and improve the quality and production efficiency of ceramic products. In short, potassium ethysilicate plays a key role in many industries, promoting the production and development of various industries.
What are the chemical properties of Ethyl Silicate-40?
Ethyl silicate (40%) is a class of organosilicon compounds. It has specific chemical properties and is widely used in many fields.
First of all, this substance has good hydrolysis. When exposed to water, it can gradually undergo hydrolysis reaction to form products such as silanol. During the hydrolysis process, the molecular structure changes, and this hydrolysis property is extremely critical in the preparation of some silicon-containing materials. Materials with specific structures and properties can be obtained by controlling the hydrolysis conditions.
Secondly, ethyl silicate has high thermal stability. In a relatively high temperature environment, its chemical structure can still be maintained relatively stable and is not easy to decompose. This property makes it an important raw material in the preparation of materials used in high temperature environments, such as for the manufacture of high temperature resistant ceramic coatings, etc., which can improve the performance and stability of materials at high temperatures.
Furthermore, it has good solubility in organic solvents. It can be well dissolved in common organic solvents such as ethanol and acetone. This property facilitates its processing and application in solution systems. It can be evenly dispersed in solvents and is conducive to mixing with other substances to achieve specific functional requirements. For example, in coating formulations, its solubility can make coating film formation uniform and good performance.
In addition, ethylsilicate can react with a variety of metal ions to form stable complexes. This property has important applications in the fields of material surface modification and catalysis. By coordinating with metal ions, materials can be given new properties or used as catalysts to participate in specific chemical reactions, improving reaction efficiency and selectivity.
What should be paid attention to when storing Ethyl Silicate-40?
When storing ethylsilicate (content 40%), many matters need to be paid attention to.
First, the control of temperature is extremely critical. This substance is quite sensitive to temperature and should be stored in a cool place, usually the temperature should be maintained at 5 to 25 degrees Celsius. If the temperature is too high, or it may cause its chemical properties to change, accelerate the reaction process and cause deterioration; if the temperature is too low, it may cause it to solidify and affect subsequent use.
Second, the adjustment of humidity should not be underestimated. It needs to be placed in a dry place to avoid water vapor. Because it is easy to react with water, once it gets wet, or produces chemical reactions such as hydrolysis, it will destroy its original structure and performance and reduce its use efficacy.
Third, the storage place should ensure good ventilation. Ethyl silicate may volatilize a certain gas. If the ventilation is not smooth, the gas will accumulate, one may affect the stability of the substance itself, and the other may pose a threat to the surrounding environment and personnel safety.
Fourth, the packaging must be tight. It should be packed in a well-sealed container to prevent the intrusion of external factors such as air and moisture. The packaging material should also be suitable, and it should not chemically react with ethyl silicate, so as not to damage the packaging and then affect the quality of the material.
Fifth, isolate the fire source and heat source. Ethyl silicate has certain flammability, in case of open fire, hot topic or cause combustion or even explosion and other dangerous conditions, so the storage place should be away from fire and heat sources to ensure safety.
What is the production process of Ethyl Silicate-40?
Ethyl Silicate - 40% is a preparation containing ethyl silicate, and the preparation process is quite complicated.
To make this product, the first thing to do is to prepare ethyl silicate raw materials. It is often based on silicon powder and absolute ethanol, assisted by a catalyst. After the silicon powder is mixed with ethanol, the catalyst accelerates the reaction between the two. During this reaction, it is necessary to observe the change of temperature and pressure. If the temperature is too low, the reaction will be slow; if the temperature is too high, it may cause frequent side reactions and damage the purity of the product.
At the beginning of the reaction, the two gradually undergo a reaction change, forming the prototype of ethyl silicate. As the reaction advances, many intermediate products are formed one by one. At this time, it is necessary to separate the unreacted raw materials, by-products and the target product ethyl silicate by means of separation techniques such as distillation. During distillation, according to the difference in boiling points of different substances, the fractions are collected in an orderly manner to obtain relatively pure ethyl silicate.
However, to obtain Ethyl Silicate - 40%, precise preparation is still required. Mix the prepared ethyl silicate with other solvents or additives in a specific ratio. This preparation process requires extremely high accuracy, and the difference is very small, which is thousands of miles away. A little carelessness will cause the product concentration to deviate from the 40% standard.
And the whole preparation process is preferably in a closed and clean environment to prevent impurities from mixing and affecting product quality. Every step of the operation requires the craftsman to treat with exquisite skills and dedication in order to obtain the appropriate Ethyl Silicate - 40%.
How is Ethyl Silicate-40 compatible with other substances?
Ethyl silicate (content 40%), its compatibility with other substances is related to various chemical and material matters, which is quite important.
In the field of chemical preparation, if it is juxtaposed with acidic substances, ethyl silicate 40% is very easy to chemically react. The cover has a certain activity in the silica bond in its structure. When it encounters acid, hydrogen ions in the acid will attack the silica bond, causing it to break. In case of hydrochloric acid, it will rapidly hydrolyze to form silicic acid and ethanol. This reaction is violent, or the system may be out of control, affecting product quality and production safety.
When it encounters alkaline substances, there are also variables. Although the hydrolysis rate of ethylsilicate in alkaline environment may be slower than that of acid, long-term coexistence, alkaline substances will catalyze its hydrolysis process, change the pH and chemical composition of the system, and then affect the performance of the product.
In the context of material application, when compounding with organic polymers, compatibility has advantages and disadvantages. If the polarity of the polymer is similar to that of ethylsilicate, the two may be better miscible, forming a uniform and stable system, and improving the comprehensive properties of the material, such as enhancing the mechanical strength and chemical resistance of the material. However, if the polarity difference is large, it is easy to separate from the phase, resulting in deterioration of material properties.
As for mixing with metal oxides, some metal oxides can chemically bond with ethylsilicate to improve the interfacial bonding force and optimize material properties. However, the surface properties of some metal oxides are complex, or the components in ethylsilicate are adsorbed, which hinders their normal reaction and solidification, and affects the molding and quality of materials.
Therefore, considering the compatibility of ethylsilicate 40% with other substances, it is necessary to carefully investigate the chemical properties of the reaction system, environmental conditions and many other factors, and act cautiously to ensure the smooth production and application of materials.