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Product Name | Poly(acrylic acid), potassium salt |
Cas Number | 25608-12-2 |
Formula | (C3H3KO2)n |
Molar Mass | 94.13 g/mol (repeating unit) |
Property 1 | Water soluble |
Property 2 | pH of 1% solution about 7.5-9 |
Property 3 | White granular solid |
Property 4 | Thermally stable up to 200°C |
Property 5 | Moisture retentive |
Property 6 | Viscosity depends on molecular weight |
Property 7 | Used as a scaling inhibitor |
Property 8 | Non-toxic |
Property 9 | Non-flammable |
Property 10 | Biodegradable |
What are the main applications of poly(acrylic acid), potassium salt?
Poly(acrylic acid), potassium salt has several main applications.There are several main applications for poly(acrylic acid, potassium salt).
One significant area is in the water treatment industry.Water treatment is a significant industry. It functions as a scale inhibitor.It acts as a scale inhibiter. In industrial water systems like boilers and cooling towers, the formation of scale due to the precipitation of calcium, magnesium, and other salts can cause problems.Scale formation in industrial water systems such as boilers and cooling tanks can be problematic. Poly(acrylic acid), potassium salt can bind to these metal ions, preventing their aggregation and the subsequent formation of scale.The poly(acrylic acid), potassium-salt can bind with these metal ions to prevent their aggregation, and the subsequent formations of scale. This helps to maintain the efficiency of heat transfer equipment, reducing energy consumption and preventing damage to the system components.This helps maintain the efficiency of the heat transfer equipment by reducing energy consumption, and preventing system damage.
In the field of papermaking, it is used as a retention aid.It is used in the papermaking industry as a retention tool. During the papermaking process, it is crucial to retain fillers and fine fibers in the paper web.During the papermaking, it is important to retain fine fibers and fillers in the paper web. This polymer salt can improve the flocculation of these substances, enabling better retention and thus enhancing the quality of the paper.This polymer salt improves the flocculation, allowing for better retention of these substances and enhancing the paper's quality. It also helps in the drainage of water from the wet paper web, which speeds up the papermaking process.It also aids in the drainage water from the wet web of paper, which speeds up papermaking.
In the textile industry, it has applications in dyeing and finishing.It is used in the textile industry for dyeing and finishing. It can act as a dispersant for dyes, ensuring even distribution of dyes on the fabric.It can be used as a dye dispersant, ensuring an even distribution of dyes across the fabric. This results in more uniform coloration.This leads to a more uniform coloration. Additionally, it can be used to improve the adhesion of finishing agents to the textile fibers, enhancing the durability and functionality of the finished textile products.It can also be used to improve adhesion between the finishing agents and the textile fibers. This will enhance the durability and functionality.
In the construction industry, poly(acrylic acid), potassium salt is used in cement - based materials.In the construction industry poly(acrylic acids), potassium salts are used in cement-based materials. It can act as a water - reducing agent.It can be used as a water-reducing agent. By reducing the amount of water needed in a cement mixture while maintaining workability, it can improve the strength and durability of concrete.It can increase the strength and durability by reducing the water required in a cement mix while maintaining its workability. It also helps to prevent the segregation of aggregates in the concrete, ensuring a more homogeneous and stable material.It also prevents the segregation in concrete of aggregates, ensuring a homogeneous material.
In the agricultural sector, it can be used in soil improvement.It can be used to improve soil in the agricultural sector. It can enhance the water - holding capacity of soil, reducing water evaporation and improving the availability of water to plants.It can improve the water-holding capacity of soils, reducing evaporation of water and improving the availability to plants of water. This is particularly beneficial in arid and semi - arid regions.This is especially beneficial in semi-arid and arid areas. It may also help in the slow - release of fertilizers, making the nutrients more accessible to plants over an extended period.It can also slow down the release of fertilizers to make them more accessible to the plants for a longer period.
What are the properties of poly(acrylic acid), potassium salt?
Poly(acrylic acid), potassium salt has several notable properties.The poly(acrylic acid) potassium salt has a number of notable properties.
First, it has good solubility in water.It is soluble in water. This water - solubility is a key characteristic as it allows the compound to be easily incorporated into aqueous systems.This water-solubility is an important characteristic, as it allows the compound be easily incorporated in aqueous system. Whether in industrial applications like coatings or in biological research setups, the ability to dissolve well in water enables homogeneous mixing and interaction with other water - soluble substances.The ability to dissolve in water is important for industrial applications such as coatings and biological research. It allows for homogenous mixing with other water-soluble substances.
In terms of its rheological properties, poly(acrylic acid), potassium salt can act as a thickening agent.Poly(acrylic acid), potassium sal can thicken a liquid medium due to its rheological characteristics. When added to a liquid medium, it can increase the viscosity.It can increase viscosity when added to liquid mediums. This is due to the polymer chains' ability to interact with the solvent molecules and with each other.This is because the polymer chains can interact with solvent molecules as well as with each other. In products such as paints and adhesives, this thickening property is highly beneficial.This thickening property can be very beneficial in products like paints and glues. It helps to prevent sagging during application in paints and improves the adhesion and spreadability of adhesives.It prevents paints from sagging and improves adhesion and spreading of adhesives.
It also has a certain degree of film - forming ability.It also has some film-forming ability. When a solution containing poly(acrylic acid), potassium salt dries, it can form a continuous and coherent film.When a solution of poly(acrylic acids), potassium salt dries it can form a coherent and continuous film. This film can have various properties depending on the application.This film can have different properties depending on its application. For example, in some protective coatings, the film can provide a barrier against moisture, oxygen, and other environmental factors, protecting the underlying substrate.In some protective coatings the film can act as a barrier to moisture, oxygen and other environmental factors. This protects the substrate beneath.
The compound has ionic properties because of the potassium salt component.The potassium salt component gives the compound ionic properties. The potassium ions can dissociate in solution, making the polymer an electrolyte.The potassium ions dissociate in the solution, making it an electrolyte. This ionic nature can influence its interactions with other charged species.This ionic property can influence the interactions of the polymer with other charged species. In some cases, it can be used to modify the surface charge of particles in a suspension.In some cases it can be used as a way to modify the surface charges of particles in a solution. For instance, in a colloidal system, it can adsorb onto the surface of particles, changing their electrostatic properties and thus affecting the stability of the suspension.In a colloidal suspension, it can adsorb on the surface of particles and change their electrostatic properties, affecting the stability.
Moreover, poly(acrylic acid), potassium salt can participate in ion - exchange reactions.In addition, poly(acrylic acids), potassium salts can participate in ion-exchange reactions. The potassium ions can be exchanged with other metal ions in appropriate conditions.In the right conditions, potassium ions can exchange with other metals ions. This property can be exploited in processes such as water treatment, where it can be used to remove certain metal ions from water by replacing the potassium ions with the unwanted metal ions.This property can also be used in water treatment processes to remove unwanted metal ions by replacing the potassium with the unwanted metal. Overall, these properties make poly(acrylic acid), potassium salt a versatile material in a wide range of industries.These properties make poly(acrylic salt), potassium salt an extremely versatile material.
Is poly(acrylic acid), potassium salt safe for the environment?
Poly(acrylic acid), potassium salt can have both positive and negative aspects regarding its environmental safety.Environmental safety of poly(acrylic acid, potassium salt) can be both positive and negative.
Firstly, in terms of biodegradability, poly(acrylic acid), potassium salt is generally considered to have limited biodegradability in the short - term.In terms of biodegradability on the short-term, poly(acrylic acids), potassium salts are generally considered to be limited. In natural water bodies or soil environments, it may persist for some time.In natural water bodies and soil environments, the poly(acrylic acid) salt may persist for a long time. This is a concern as its accumulation could potentially disrupt the normal ecological balance.This is a problem, as its accumulation can disrupt the normal eco-ecosystem. For example, in aquatic ecosystems, it might interfere with the natural processes of sedimentation and the uptake of nutrients by aquatic plants.In aquatic ecosystems it could interfere with natural processes such as sedimentation and the uptake by aquatic plants of nutrients.
However, from an adsorption perspective, poly(acrylic acid), potassium salt has certain adsorption properties.Poly(acrylic acid, potassium salt) has some adsorption characteristics. In soil, it can bind to soil particles, which can actually have some beneficial effects.In soil, the poly(acrylic acid) can bind with soil particles. This can have some positive effects. It can help improve soil structure by increasing the aggregation of soil particles.It can improve soil structure by increasing soil particle aggregation. This can enhance soil water - holding capacity and aeration, which is positive for plant growth.This can improve soil water-holding capacity and aeration which is beneficial for plant growth. In this sense, it can be beneficial to the terrestrial environment.In this way, it can benefit the terrestrial environment.
In terms of toxicity, studies suggest that poly(acrylic acid), potassium salt has relatively low acute toxicity to many organisms.Studies suggest that poly(acrylic salt) potassium has a relatively low acute toxic effect on many organisms. It has been tested on various aquatic organisms such as fish and daphnia, and in general, does not cause immediate and severe harm at typical environmental concentrations.It has been tested in various aquatic organisms, such as fish, daphnia and clams, and does not cause immediate or severe harm when used at typical environmental levels. But chronic exposure effects need to be further studied.The effects of chronic exposure need to be studied further. Long - term exposure might lead to sublethal effects like changes in the behavior, reproduction, or development of organisms.Long-term exposure could lead to sublethal outcomes, such as changes in behavior, reproduction or development.
Overall, while poly(acrylic acid), potassium salt has some features that can be beneficial to the environment like improving soil quality, its limited biodegradability and potential long - term impacts on organisms call for careful consideration.While poly(acrylic acids), potassium salt can have some positive effects on the environment, such as improving soil quality, it's limited biodegradability, and potential long-term impacts on organisms, require careful consideration. More research is needed to fully understand its long - term fate and effects in different environmental compartments, especially in complex and dynamic ecosystems.It is necessary to conduct more research in order to fully understand the long-term fate and effects of poly(acrylic acid), potassium salt in different environments, especially in complex ecosystems. This will help in making more informed decisions regarding its use and management to ensure environmental safety.This will allow for more informed decisions to be made about its use and management in order to ensure environmental safety.
How is poly(acrylic acid), potassium salt synthesized?
Poly(acrylic acid), potassium salt, also known as potassium polyacrylate, can be synthesized through the following general process.The following general process can be used to synthesize poly(acrylic acid), potassium sodium salt, also known by the name potassium polyacrylate.
The synthesis often starts with acrylic acid as the monomer.Acrylic acid is often used as a monomer in the synthesis. Acrylic acid is a colorless liquid with a characteristic pungent odor.Acrylic acid is an odorless, colorless liquid. In the first step, a polymerization reaction is carried out.In the first stage, a polymerization is carried out. This can be achieved using a free - radical polymerization method.A free-radical polymerization can be used to achieve this. A free - radical initiator is added to the acrylic acid monomer.The acrylic acid monomer is treated with a free - radical initiator. Common free - radical initiators include peroxides such as benzoyl peroxide or azo - compounds like azobisisobutyronitrile (AIBN). These initiators break down under certain conditions, usually by heat or light, to generate free radicals.These initiators are destroyed under certain conditions (usually heat or light) to produce free radicals.
The free radicals then react with the double - bond in the acrylic acid monomer, starting a chain - growth polymerization process.The free radicals react with the double-bond in the monomer of acrylic acid, initiating a chain-growth polymerization. As the reaction progresses, multiple acrylic acid monomers are joined together to form a long - chain polymer, poly(acrylic acid).As the reaction proceeds, multiple acrylic acids monomers are joined to form a poly(acrylic) acid, a long-chain polymer.
To convert poly(acrylic acid) into its potassium salt, a neutralization step follows.A neutralization step is required to convert poly(acrylic acids) into their potassium salt. Potassium hydroxide (KOH) is added to the solution containing poly(acrylic acid).The solution containing the poly(acrylic acids) is treated with potassium hydroxide (KOH). The carboxylic acid groups (-COOH) in poly(acrylic acid) react with the hydroxide ions (OH -) from KOH.The carboxylic acids (-COOH), in poly(acrylic) acid, react with the hydroxide (OH -) ions from KOH. The hydrogen in the -COOH group is replaced by the potassium ion (K+), resulting in the formation of poly(acrylic acid), potassium salt.The hydrogen atom in the -COOH is replaced by a potassium ion, resulting in poly(acrylic acids), potassium salt. The chemical reaction can be represented as follows:The chemical reaction is represented as follows:
[Poly(acrylic acid)] - COOH+KOH-[Poly(acrylic acid)] - COOK + H2O
During the synthesis, reaction conditions such as temperature, reaction time, and the amount of initiator and KOH play crucial roles.During the syntheses, conditions such as the temperature, the reaction time and the amount KOH and initiator are crucial. The temperature needs to be carefully controlled.Temperature control is important. For the free - radical polymerization, a suitable temperature range is usually around 60 - 80degC for common initiators.A temperature range of 60-80degC is suitable for the polymerization of free radicals. If the temperature is too high, the polymerization rate may be too fast, leading to an uncontrollable reaction and potentially poor - quality polymers.If the temperature is high, the polymerization may occur too quickly, resulting in an uncontrollable and possibly poor-quality polymer. If the temperature is too low, the reaction may proceed too slowly or not start at all.If the temperature is low, the polymerization rate may be too fast and the reaction could not begin at all.
The reaction time also affects the degree of polymerization and the final properties of the product.The reaction time can also influence the degree of polymerization, and the final properties. A longer reaction time generally leads to a higher molecular weight of the polymer, but excessive reaction time may cause side - reactions.A longer reaction leads to a polymer with a higher molecular mass, but an excessive reaction can cause side reactions. The amount of KOH added in the neutralization step should be carefully calculated according to the amount of poly(acrylic acid) to ensure complete conversion to the potassium salt.Calculate the amount of KOH to be added during the neutralization process according to the amount poly(acrylic acids) to ensure a complete conversion into the potassium salt.
What are the advantages of using poly(acrylic acid), potassium salt?
Poly(acrylic acid), potassium salt has several advantages.The poly(acrylic acid) potassium salt has many advantages.
One of the key advantages is its excellent water - solubility.Its excellent water-solubility is one of its key advantages. This property makes it highly adaptable in various aqueous - based systems.This property makes it highly suited to a variety of aqueous-based systems. For example, in industrial applications like water treatment, it can be easily dissolved and mixed with water containing impurities.It can be easily dissolved in water that contains impurities, for example, and mixed into industrial applications such as water treatment. In the process of removing suspended solids and metal ions from water, the dissolved poly(acrylic acid), potassium salt can interact with these substances effectively.The dissolved poly(acrylic acids), potassium salt can be used to remove suspended solids, metal ions and other substances from water.
It also acts as an effective dispersant.It is also an effective dispersant. In paints and coatings, for instance, it helps to evenly disperse pigments.It helps disperse pigments evenly in paints and coatings. Pigments tend to aggregate due to their surface properties.Pigments tends to aggregate because of their surface properties. The poly(acrylic acid), potassium salt adsorbs onto the surface of pigment particles, creating a repulsive force between them.The poly(acrylic acids), potassium salt adsorbs on the surface of pigments, creating a repelling force between them. This results in a more stable dispersion, ensuring that the paint has a uniform color and better optical properties.This leads to a more stable paint dispersion that has better optical properties and a uniform color. Moreover, in ceramic manufacturing, it can disperse ceramic powders in a liquid medium, which is crucial for achieving consistent quality in the final ceramic products.In ceramic manufacturing, it is able to disperse ceramic particles in a liquid medium. This is essential for achieving consistency in the final ceramic product.
In addition, it has good chelating ability.It also has a good chelating capability. It can form stable complexes with metal ions.It can form stable compounds with metal ions. This is beneficial in applications where metal ions need to be sequestered.This is useful in applications that require metal ions to be sequestered. In textile dyeing, metal ions in the water or present in the fabric can interfere with the dyeing process.Metal ions present in water or on the fabric can interfere in the textile dyeing process. Poly(acrylic acid), potassium salt can chelate these metal ions, preventing them from reacting with dyes and ensuring a more even and vibrant coloration of the fabric.These metal ions can be chelated by poly(acrylic acid), potassium sal. This prevents them from reacting to dyes, and ensures a more vibrant and even coloration of the fabric.
Another advantage lies in its use as a scale inhibitor.Its use as a scaling inhibitor is another advantage. In water - based systems such as boilers and pipelines, the precipitation of scale - forming salts like calcium carbonate and calcium sulfate can cause significant problems, including reduced heat transfer efficiency and blockages.In water-based systems, such as boilers or pipelines, the precipitation and accumulation of scale-forming salts can cause serious problems. These include reduced heat transfer efficiency, and blockages. Poly(acrylic acid), potassium salt can adsorb onto the crystal nuclei of these scale - forming salts, inhibiting their growth and preventing scale formation.Poly(acrylic Acid), potassium salt can adsorb on the crystal nuclei in these scale-forming salts to inhibit their growth and prevent scale formation. This helps to extend the lifespan of industrial equipment and reduces maintenance costs.This extends the life of industrial equipment, and reduces maintenance.
Finally, in some cases, it has relatively good biocompatibility.In some cases, it also has a relatively high biocompatibility. This makes it suitable for certain applications in the biomedical field, such as in drug delivery systems.It is therefore suitable for some biomedical applications, such as drug delivery systems. It can be used to modify the surface of drug - carrying particles to improve their solubility, stability, and interaction with biological tissues, facilitating the controlled release of drugs within the body.It can be used for surface modification of drug-carrying particles to improve solubility, stabilty, and interaction with the biological tissues. This allows controlled release of drugs in the body.