R143a 1 1 1 Trifluoroethane
Refrigerant Series Fluorine Material Series Rubber Series Other Products

R143a 1,1,1-Trifluoroethane

Shijie Chemical

R143a 1,1,1-Trifluoroethane
Specifications

HS Code

536156

Chemical Formula C2H3F3
Molar Mass 84.04 g/mol
Boiling Point -26.3°C
Melting Point -111°C
Density 1.25 g/cm³ (liquid at 25°C)
Vapor Pressure 667 kPa at 21.1°C
Critical Temperature 101.1°C
Critical Pressure 4.06 MPa
Flammability non - flammable
Ozone Depletion Potential 0
Packing & Storage
Packing 10 - kg cylinder packaging for R143a 1,1,1 - Trifluoroethane chemical.
Storage **Storage of R143a (1,1,1 - Trifluoroethane)** R143a should be stored in a cool, well - ventilated area, away from heat sources and open flames. It is a flammable gas, so storage facilities must be designed to prevent leaks. Containers should be properly secured and stored in an upright position. Keep it separated from oxidizing agents to avoid potential reactions. Regularly inspect storage areas for any signs of damage or leakage.
Shipping R143a (1,1,1 - Trifluoroethane) is shipped in specialized containers designed to handle refrigerants. It must comply with strict safety regulations during transport to prevent leakage and ensure safe delivery.
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R143a 1,1,1-Trifluoroethane
General Information
Historical Development
R143a (1,1,1-trifluoroethane) is also a chemical product. In the past, at the beginning of research and development, everyone hoped that it would be the best choice for refrigeration and other industries. At that time, technology was progressive, refrigeration demand was on the rise, and the disadvantages of traditional refrigerants were gradually emerging, so new products were sought to replace it.
At the beginning, R143a gradually entered the public's field of vision due to its characteristics, such as good refrigeration and low toxicity. However, with the passage of time, the world has become more aware of the environment, and found that although it has advantages, it has potential problems for the atmospheric environment. So researchers made unremitting research, hoping to improve it or find a better alternative. The course of R143a is the development of science and technology and cognition. From the initial expectation to the consideration of its advantages and disadvantages, it is a witness to the development of chemical industry.
Product Overview
R143a is 1,1,1-trifluoroethane, which is widely used in the field of refrigeration. Its properties are colorless gas, slightly aromatic, non-toxic and non-flammable, and its chemical properties are stable.
Looking at its physical properties, the boiling point is about -47.2 ° C, the freezing point is -113 ° C, the critical temperature is 72.75 ° C, and the critical pressure is 3.76MPa. Because its ODP value is zero, it has no destructive effect on the ozone layer. In today's stricter environmental protection requirements, it has gradually become a substitute for traditional refrigerants.
The preparation method uses vinylidene chloride as the raw material, and can be obtained through several steps of fluoridation and isomerization. In industrial production, optimizing the process, improving the yield and ensuring the quality are all key points.
Today, R143a is gaining popularity in many industries due to its excellent performance and environmental protection characteristics. However, it is necessary to continue to pay attention to its production and application to ensure safety and efficiency.
Physical & Chemical Properties
R143a is 1,1,1-trifluoroethane, and its physical and chemical properties are quite unique. Looking at its physical properties, under room temperature and pressure, R143a is gaseous, colorless and almost odorless. Its boiling point is about -47.2 ° C, its melting point is -111 ° C, and its density is about 0.846g/cm ³ in the liquid state. In terms of chemical properties, R143a has certain thermal stability, but it may also react chemically at high temperatures or in contact with some active substances. Because of its fluorine atom, it is relatively stable in chemical properties and difficult to react with most common substances. However, it has a certain lifespan in the atmosphere, and although the destruction coefficient of the ozone layer is small, it will still have an impact on the environment. Therefore, in many application scenarios, its use needs to be carefully considered.
Technical Specifications & Labeling
"Technical Specifications and Labeling of R143a 1,1,1-Trifluoroethane (Product Parameters) "
Technical Specifications and Labeling of R143a 1,1,1-Trifluoroethane Products. Its technical specifications are related to the purity and physical properties of the substance. The purity must meet specific standards, and the impurity content must be strictly controlled. Physical properties such as boiling point, melting point, etc., are clearly defined.
As for the logo, the name "R143a 1,1,1-trifluoroethane" should be prominently marked on the product packaging, and a warning label should be attached to indicate its chemical properties and latent risk. Product parameters should also be clearly listed, such as molecular weight, density, etc., for users to clearly understand, to ensure safety and proper use.
Preparation Method
There is a method for preparing R143a (1,1,1-trifluoroethane), which is described in detail as follows. The raw materials should be taken from suitable halogenated hydrocarbons and fluorinating agents. The process of preparation involves first mixing the halogenated hydrocarbons and fluorinating agents in a specific container according to the appropriate proportion. In the reaction step, the temperature and pressure should be controlled within a certain range to make the two fully react. In the initial stage, the temperature is slowly raised to promote its activation. Then the pressure is stabilized to make the reaction proceed in the direction of generating R143a. The catalytic mechanism requires a high-efficiency catalyst to reduce the energy barrier of the reaction and increase the reaction rate. In this way, through a series of operations, R143a products can be obtained. This is the main method for preparing R143a.
Chemical Reactions & Modifications
Fu R143a is 1,1,1-trifluoroethane. In the field of chemistry, its reaction and modification are crucial. This compound often has unique properties in the reaction. Its interaction with other substances or the generation of new substances is related to the reaction conditions and media factors.
If you want to change its properties, you must study its structure and reaction mechanism in detail. If you use a specific agent, temperature and pressure control, it can lead to molecular metamorphism and different properties. In the process of synthesis, precise regulation makes R143a produce the expected chemical changes, increase its stability and activity. This is not only essential for chemical research, but also has great value in industrial applications, such as refrigeration and materials. Detailed study of the transformation and modification of R143a can pave the way for the advancement of science and technology, the rise of industry, and open up new scenery.
Synonyms & Product Names
R143a is 1,1,1-trifluoroethane, which is widely used in the field of refrigeration. Its synonymous name is also well known in the industry.
The way of Guanfu refrigeration, R143a has many aliases, including Freon 143a, which is its name in the refrigerant designation system of the past. It is also called for its chemical properties, such as 1-trifluoroethane, which all refer to this thing. As for the name of the product, it varies from manufacturer to manufacturer, but it all has the effect of refrigeration.
It has outstanding performance in refrigeration equipment, can efficiently transfer heat, and has good cooling effect. Therefore, it can be seen in many refrigeration appliances, such as household refrigerators, commercial freezers, etc. Therefore, the synonyms and trade names of R143a, although different, are all related to the function of refrigeration and contribute a lot to the development of the refrigeration industry.
Safety & Operational Standards
R143a (1,1,1-trifluoroethane) Product Safety and Operation Specifications
Fu R143a, that is, 1,1,1-trifluoroethane, is widely used in the chemical industry. However, its safety and operation specifications cannot be ignored.
In terms of safety, R143a is flammable. When storing, it must be kept away from fire and heat sources and placed in a cool and ventilated place. If it comes into contact with an open flame or hot topic, it may cause combustion or even explosion. And its vapor is heavier than air and can spread at a lower place to a considerable distance. In case of fire, it will lead to backfire. Therefore, in the place of storage, when the fire extinguisher is prepared, and fireworks are strictly prohibited.
In terms of operating specifications, operators need to be professionally trained and strictly follow the operating procedures. When operating, ensure good ventilation to prevent vapor accumulation. If operating in a confined space, you must be particularly cautious and equipped with corresponding ventilation equipment and personal protective equipment, such as gas masks, protective gloves, etc.
When filling R143a, do not exceed the amount, and should operate according to the specified filling factor. During transportation, care should also be taken to prevent damage to the container. If the container breaks and leaks, quickly evacuate the contaminated area to a safe area and isolate it, strictly restricting access. Emergency responders must wear self-contained positive pressure breathing apparatus and anti-static overalls to cut off the leakage source as much as possible.
In short, the safety and operating standards of R143a should be taken with great care to ensure production safety and avoid the risk of accidents.
Application Area
Today, there is a product called R143a, whose scientific name is 1,1,1-trifluoroethane. This product has a wide range of uses. In the field of refrigeration, its performance is excellent, and it is often used as a refrigerant. It can cool the refrigeration equipment in rooms and vehicles, so that people can enjoy cool in summer.
In the field of foaming, it is also indispensable. It can be used as a foaming agent to help produce various foam materials, such as foam sheets for thermal insulation, which are widely used in buildings to reduce energy consumption and maintain indoor temperature.
In addition, in the aerosol industry, R143a is also useful. It can provide propulsion for aerosols, so that products such as spray hairspray and air fresheners can be sprayed smoothly, adding convenience to life. This R143a product has important functions in many application fields and is actually a key material in the chemical industry.
Research & Development
Today there is something called R143a, that is, 1,1,1-trifluoroethane. Our generation is a chemical researcher, and we have paid great attention to its research and development.
R143a is lively and has a wide range of uses. In the field of refrigeration, its efficiency is outstanding, and it can replace the harmful refrigerants of the past, and make a lot of contributions to environmental protection. It can also be used for the preparation of foam. The foam made is light and strong, and has excellent heat and sound insulation.
However, the road to its research and development was not achieved overnight. At first, the understanding of its characteristics was not deep, and the efficiency was not perfect. After my generation's unremitting research, the production method was improved and the performance was optimized. Today, the performance of R143a is improving, and the application is more and more extensive. In the future, we will continue to forge ahead, expecting it to shine in more fields and add to the well-being of mankind.
Toxicity Research
Toxicity of R143a 1,1,1-trifluoroethane. This substance is a common chemical product, but its toxicity has not been investigated in detail in previous studies.
Detailed examination of its properties, in a closed environment, if a large amount of leakage, its gas can cause a sudden drop in the oxygen content in the space, and people may be in danger of asphyxiation. And it is flammable, in case of open flame, hot topic, or explosion, the spread of fire, accompanied by toxic smoke, which is a great danger.
And animal test, exposed to the environment containing R143a, visible respiratory irritation, shortness of breath, cough. Long-term exposure, or damage to liver and kidney ability, biochemical index changes.
In summary, the toxicity of R143a should not be underestimated. In all aspects of production, storage, and use, we should exercise caution and set up strict protective measures to prevent unexpected changes and ensure people's safety and safety.
Future Prospects
R143a, that is, 1,1,1-trifluoroethane, this substance has emerged in the field of chemical industry today. Looking at its future development, it has extraordinary potential.
From the perspective of environmental protection, with the world paying more and more attention to environmental conservation, R143a has relatively good environmental performance, or can be used in many application scenarios to gradually replace traditional compounds that are more harmful to the environment.
Observing from the path of technological evolution, scientific researchers must make unremitting efforts to optimize the preparation process of R143a, improve its production efficiency and reduce production costs. In this way, it can make it more competitive in the market.
Looking forward to the future, R143a may be able to expand into a wider world in the refrigeration, foaming agent and other industries, contributing to the sustainable development of the chemical industry, and blooming more brilliantly to meet the challenges and opportunities in the future.
Frequently Asked Questions
What is the main use of R143a 1,1,1-trifluoroethane
R143a is 1,1,1-trifluoroethane. The main uses of this substance are as follows:
First, in the field of refrigeration, it is often used as a refrigerant. Because of its suitable thermodynamic properties, it can efficiently transfer heat in the refrigeration cycle. For example, in some refrigerators, freezers and small air conditioning equipment, R143a can quickly reduce the ambient temperature and maintain a low temperature state, providing a stable refrigeration environment for people's daily life and production.
Second, it plays an important role in blowing agents. When preparing materials such as polyurethane foam, R143a can form a bubble structure in the polymer system. This makes the foam material have excellent properties such as light weight and heat insulation, and is widely used in building insulation, packaging cushioning and other industries, such as the insulation board of building exterior walls. The foam material made of it can effectively improve the thermal insulation effect of buildings and reduce energy consumption.
Third, in the field of aerosols, R143a can be used as a propellant. In spray products such as hairspray and air freshener, it can provide pressure to promote the product to be sprayed evenly in the form of mist, ensuring the use effect and convenience of the product.
However, it should be noted that R143a is a greenhouse gas, and its emissions will have a certain impact on the environment. With the increasing awareness of environmental protection and the improvement of relevant regulations, people are also constantly exploring more environmentally friendly alternative substances to balance the relationship between their application needs and environmental protection.
What are the physical properties of R143a 1,1,1-trifluoroethane
R143a, that is, 1,1,1-trifluoroethane, this substance has the following physical properties:
It is a colorless gas at room temperature and pressure, and smells like ether. The boiling point is quite low, about -47.2 ° C, so it is highly volatile. Its freezing point is about -111 ° C, and it can also maintain good stability at low temperatures.
R143a has a lower density than air, and the gas density is about 2.92 kg/m ³ (25 ° C, 101.3 kPa). Its liquid density is about 0.66g/cm ³ at 25 ° C, which is similar to that of most common organic solvents.
The substance is slightly soluble in water, and the solubility in water at room temperature is about 0.15% (mass fraction), but it can be miscible with organic solvents such as alcohols and ethers in any ratio, showing good affinity for organic solvents.
The dielectric constant of R143a is about 7.4 at 25 ° C, which can be used as a dielectric in specific fields. Its latent heat of evaporation is about 235 kJ/kg, which can absorb a lot of heat during gasification, and can efficiently realize heat transfer in refrigeration systems. In addition, the critical temperature of R143a is about 72.7 ° C, and the critical pressure is about 3.76 MPa. This critical parameter plays a key role in its phase change under different pressure and temperature conditions. It needs to be taken into account when designing processes such as refrigeration cycles in industrial applications.
What are the environmental effects of R143a 1,1,1-trifluoroethane
R143a is 1,1,1-trifluoroethane, which does have a certain impact on the environment. The following is described in classical Chinese:
In today's world, the chemical substance R143a, also known as 1,1,1-trifluoroethane, has an impact on the environment, which cannot be ignored. This substance is volatile to a certain extent. If it escapes in the atmosphere, it can rise to high altitudes. Due to its fluoride content, it may participate in complex chemical changes in the atmosphere.
In the ozone layer, although its ozone-destroying ability is slightly weaker than that of some HCFCs in the past, it should not be underestimated. Under certain conditions, fluorine atoms may catalyze the reaction of ozone decomposition, gradually depleting the thickness of the ozone layer, causing its ability to protect against solar ultraviolet rays to weaken, and making surface organisms face the harm of excessive ultraviolet rays, such as the increase in the incidence of human skin cancer, and the genetic material of organisms may also be induced by it.
Furthermore, R143a belongs to a class of greenhouse gases. Accumulation in the atmosphere can exacerbate the greenhouse effect. Its absorption and emission of long-wave radiation can make the heat on the earth's surface difficult to dissipate, causing the global climate to warm up, causing the melting of glaciers, sea level rise, climate anomalies, and other consequences, which are related to the survival of all things in the world.
Although R143a is widely used, its potential harm to the environment requires the world to take it seriously and find appropriate ways to reduce its emissions and control its impact to ensure the harmony of nature and the peace of life and rest of all things.
What are the precautions for the use of R143a 1,1,1-trifluoroethane?
R143a is 1,1,1-trifluoroethane, and there are many things to pay attention to when using it.
The first priority is safety, this substance is flammable, and there is a risk of explosion when high temperature, open flame or strong oxidant is present. Therefore, the place of use must be kept away from fire and heat sources, fireworks are strictly prohibited, and appropriate fire equipment should be prepared. And because it is a compressed gas, the container should be prevented from being hit and heated to avoid rupture and leakage of the container.
Secondary and health effects, although its toxicity is low at room temperature and pressure, high concentration inhalation can cause anesthesia, dizziness, nausea and other discomfort, or even affect the central nervous system. When using, ensure good ventilation, and wear protective equipment such as self-priming filter gas masks if necessary to avoid high concentration exposure.
Furthermore, it is related to the environment. R143a can be retained in the atmosphere for a long time and has a destructive effect on the ozone layer. Although the destruction coefficient is relatively small, it still needs to follow environmental regulations and dispose of it properly to prevent excessive emissions. The residue after use should not be dumped at will, and should be recycled or disposed of according to regulations.
When operating, the dosage and conditions should also be accurately controlled. According to the specific application and equipment requirements, determine the amount of use reasonably, and pay attention to parameters such as temperature and pressure. If used as a refrigerant, ensure that the refrigeration system is well sealed to prevent leakage from affecting the refrigeration effect and causing safety problems.
In short, when using R143a + 1,1,1-trifluoroethane, you must be careful and follow safety, health, environmental protection and other standards to ensure a smooth use process.
What are the advantages of R143a 1,1,1-trifluoroethane over other similar products?
R143a, that is, 1,1,1-trifluoroethane, has many advantages over other similar products.
First, its thermal performance is quite good. The latent heat of vaporization of this substance is suitable, and the condensation pressure is moderate. When the refrigeration system operates, it can efficiently realize heat transfer and conversion. It is like an ancient good device, running smoothly and efficiently, so that the refrigeration equipment can achieve the purpose of cooling or heating stably and efficiently.
Second, the chemical stability is very high. It is not easy to chemically react with other substances in the system, just like a calm person, it can maintain its own stability, thus greatly prolonging the service life of the equipment, reducing the failure caused by corrosion, deterioration, etc., like a solid fortress, guarding the equipment for a long time.
Third, the environmentally friendly characteristics are significant. Its ozone depletion potential (ODP) is zero, and there is no risk of damage to the atmospheric ozone layer. This is a kind act that conforms to the nature of heaven and earth, and meets the strict requirements of today's environmental protection. It is like a guardian of mountains, rivers and mountains, and contributes to the sustainable development of the ecological environment.
Fourth, the safety is high. Under normal use conditions, R143a is non-flammable and non-explosive, just like a humble gentleman, gentle and frugal, which greatly reduces the safety risks during use and creates a safe and reliable environment for users.