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Yishengjia: Your Professional Aluminum Hydroxide Manufacturer!

Zibo Yishengjia Aluminum Co., Ltd. is mainly engaged in the production of alumina series products. Our company has a strong technical force, advanced technology, sophisticated equipment, and complete testing equipment. We specialize in the production of special aluminum hydroxide, high-purity alumina, activated alumina, etc. These products are widely used in insulation materials, polishing materials, colored glazes, luminescent materials, transparent ceramics, building materials, refractory materials, and other industries.

Our Advantages

01/

Strict Quality Management
Our company strictly implements ISO9002 quality management standards and has established a complete quality management system to ensure the long-term stability of product quality.

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Efficient Service
Our production is efficient and reliable, so we deliver on time and within delivery deadlines. At the same time, our team is always happy to help customers and strive to solve customer problems in a short time.

03/

Competitive Price
We have long-term services in wholesale alumina, high-temperature alumina, and other products, and have established long-term and stable cooperative relationships with many retailers and agents to provide our customers with reasonably priced products.

04/

OEM Available
Our employee team has high R&D capabilities, superb design and development capabilities, skilled manufacturing technology, and rich product application experience, and can also meet OEM business needs.throughout the entire industry chain.

High Purity Aluminum Hydroxide Filler

Product Description Product Introduction The product has few impurities, perfect crystallization, low oil absorption, high strength, good permeability and high whiteness, and enjoys the reputation of

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Low Iron Aluminum Sulfate With Aluminum Salt Industry Aluminum Hydroxide

Product Introduction The product uses a unique decomposition technology, high purity, high whiteness, low iron content, has a very good The higher the solubility of acid and alkali, the equivalent

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Aluminum Hydroxide Filler

Product Description Product Introduction The product has few impurities, perfect crystallization, low oil absorption, high strength, good permeability and high whiteness, and enjoys the reputation of

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Aluminum Hydroxide For Poly Aluminum Chloride

Product Introduction The product uses a unique decomposition technology, high purity, high whiteness, low iron content, has a very good The higher the solubility of acid and alkali, the equivalent

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Aluminum Hydroxide High-efficiency Catalyst

Product Description Product Introduction The product uses a unique decomposition technology, high purity, high whiteness, low iron content, has a very good The higher the solubility of acid and

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Aluminum Hydroxide The Key Ingredient in Topnotch Aluminum Salts

Product Description Product Introduction The product uses a unique decomposition technology, high purity, high whiteness, low iron content, has a very good The higher the solubility of acid and

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Innovative Use in Foam Insulation Material Production Microfine Aluminum Hydroxide

Product Introduction The product has reasonable particle size distribution, low viscosity and low oil absorption High filling rate, superior processing performance, excellent flame retardant

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Micro-Powder Aluminum Hydroxide

The Key Material of Optical Glass

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Highly Customized Surface Treatment Of Micro Powder Aluminum Hydroxide

This product is a non-toxic, tasteless and good flowing white powder with strong calcium ion exchange capacity and efficiency, which is the most ideal phosphorus-free agent to replace STPP.

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White Aluminum Hydroxide

High purity, low heavy metal content, moderate activity, and easy solubility in acids and bases.Mainly used as flame retardants, water purifiers, desiccants, glass, building materials, etc. added to

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High Purity Aluminum Hydroxide

Our High Purity Aluminum Hydroxide is a white powder made by Bayer process. It is a kind of amphoteric compound with rich reactivity, soluble in acid and alkali. Its particle size is relatively

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High Whiteness Aluminum Hydroxide

The product has few impurities, perfect crystallization, low oil absorption, high strength, good permeability and high whiteness, and enjoys the reputation of China White. With low processing

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Introduction to Aluminum Hydroxide

Aluminium hydroxide, Al(OH)3, is found in nature as the mineral gibbsite (also known as hydrargillite) and its three much rarer polymorphs: bayerite, doyleite, and nordstrandite. Aluminium hydroxide is amphoteric, i.e., it has both basic and acidic properties. These compounds together are the major components of the aluminium ore bauxite. Aluminium hydroxide also forms a gelatinous precipitate in water.

Structure of Aluminum Hydroxide

Aluminum hydroxide is a compound that consists of aluminum, oxygen, and hydrogen atoms. Its structure is based on the mineral gibbsite, which is a type of aluminum oxide mineral. The structure of aluminum hydroxide consists of layers of aluminum atoms surrounded by hydroxide (OH-) ions.
Each aluminum atom is bonded to six hydroxide ions, forming a hexagonal arrangement. The hydroxide ions bridge between the aluminum atoms, forming a network of aluminum-oxygen-hydrogen bonds. This structure gives aluminum hydroxide its characteristic insolubility in water.
The layers of aluminum atoms and hydroxide ions stack on top of each other, forming a three-dimensional structure. This structure can vary depending on the conditions under which the aluminum hydroxide was formed, such as temperature and pressure.

Silane Surface Treatment Micronized Aluminum Hydroxide

Properties of Aluminum Hydroxide

Physical Properties of Aluminum Hydroxide
Aluminum hydroxide occurs in the form of a white amorphous powder.
Aluminum hydroxide has a melting point of around 573K.
Aluminum hydroxide is insoluble in water but soluble in alkalis and acids.
Solid aluminum hydroxide has a density of around 2.42g/cm3.
Chemical Properties of Aluminum Hydroxide
Aluminum hydroxide is an amphoteric substance.
It may function as both an acid and a base.
Aluminum hydroxide behaves as a Bronsted–Lowry base in acids.
As a result, it neutralizes the acid-forming salt and water that are the end results.

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Preparation of Aluminum Hydroxide

Aluminum hydroxide is typically prepared through a chemical reaction between aluminum sulfate and sodium hydroxide. The reaction results in the formation of aluminum hydroxide and sodium sulfate, which is a byproduct.
The chemical equation for the reaction is:
Al2(SO4)3 + 6NaOH → 2Al(OH)3 + 3Na2SO4
The aluminum sulfate and sodium hydroxide are mixed together in a solution and stirred to ensure they are well combined. As the reaction proceeds, the aluminum hydroxide precipitates out of the solution as a white solid. The solid is then collected by filtration, washed with water to remove any impurities, and dried.
There are also other methods for preparing aluminum hydroxide, such as the hydrolysis of aluminum alkoxides or the precipitation of aluminum salts with alkaline solutions. However, the reaction between aluminum sulfate and sodium hydroxide is the most commonly used method due to its simplicity and efficiency.

Application of Aluminum Hydroxide

Flame Retardant and Fire Safety

One of the primary industrial uses of aluminum hydroxide is as a flame retardant. Its ability to release water vapor when exposed to heat makes it a valuable additive in materials such as plastics, textiles, and coatings. In these applications, aluminum hydroxide acts as a heat sink, absorbing heat energy and inhibiting the spread of flames. Industries like construction, automotive, and electronics benefit from its fire safety properties.

Pharmaceuticals and Medicine

Aluminum hydroxide finds extensive use in the pharmaceutical industry. It is a key component in antacids, where it neutralizes excess stomach acid, offering relief to individuals suffering from acid reflux and related conditions. Furthermore, aluminum hydroxide is utilized as an adjuvant in vaccines, enhancing the immune response and making vaccines more effective. Its role in medicine showcases its importance in improving human health.

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Water Treatment and Purification

In the realm of water treatment, aluminum hydroxide plays a pivotal role. It acts as a coagulant in water treatment processes, aiding in the removal of suspended particles and impurities. When added to water, it forms flocs that encapsulate impurities, allowing them to settle and be easily removed. This application ensures access to clean and safe drinking water, contributing to public health and sanitation.

Catalysis and Industrial Processes

Aluminum hydroxide-based catalysts find use in various industrial processes. These catalysts can be employed in the production of petrochemicals, plastics, and other chemicals. Their ability to accelerate chemical reactions while remaining stable makes them valuable tools in the optimization of manufacturing processes, thereby enhancing productivity and reducing energy consumption.

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Building and Construction

The construction industry benefits from aluminum hydroxide’s contributions to fire safety, as mentioned earlier. Additionally, it finds use in materials such as sealants, adhesives, and coatings. Its flame-retardant properties, coupled with its compatibility with various formulations, make it a desirable component in building materials, ensuring structures meet stringent safety standards.

Ultimate FAQ Guide to Aluminum Hydroxide

Q: Is aluminum hydroxide a strong base?

A: Al(OH)3 is a weak base when it reacts with a strong acid. It doesn't dissociate completely to its respective ions.

Q: Is aluminum hydroxide toxic in cosmetics?

A: Aluminum hydroxide in makeup serves as a pigment, not an antiperspirant or coagulant. While the EWG Skin Deep Cosmetics Database ranks aluminum chlorohydrate at a 3 (moderate hazard), aluminum hydroxide is ranked at 1 (low hazard), the lowest score possible for toxicity risk.

Q: What happens when aluminium hydroxide reacts with water?

A: Essentially you end up with wet Al(OH)3 when you mix Al(OH)3 with water. Aluminum hydroxide doesn't dissolve or react with the water. Note that a miniscule amount may dissolve but this is small enough that we can ignore it and say that Al(OH)3 is insoluble in water.

Q: Is aluminum hydroxide an antacid?

A: Aluminum hydroxide is an antacid used for the symptomatic relief of heartburn, acid indigestion, and sour stomach. Aluminum hydroxide is an inorganic salt used as an antacid. It is a basic compound that acts by neutralizing hydrochloric acid in gastric secretions.

Q: Is aluminum hydroxide actually aluminum?

A: No. aluminum hydroxide is a salt compound made of aluminum and hydroxide ions. Aluminum is an element, aluminum hydroxide is a compound of three different elements.

Q: What is aluminum hydroxide in beauty products?

A: Aluminum Hydroxide functions as an opacifying agent. Some opacifying agents are used in skin make-up for hiding blemishes and a skin protectant.

Q: How do you dissolve aluminium hydroxide?

A: Practically insoluble in water and ethanol (~750 g/l) TS; soluble in hydrochloric acid (~70 g/l) TS and sodium hydroxide (~80 g/l) TS. Dissolve 0.10 g by heating in 5 mL of sodium hydroxide (~80 g/l) TS. To the clear solution add 0.5 g of ammonium chloride R; a white, gelatinous precipitate is produced.

Q: What is aluminum hydroxide in water treatment?

A: Aluminum hydroxide (alum) is the most common coagulant used in water and wastewater treatment. The main purpose of alum in these applications is to improve the settling of suspended solids and color removal. Alum is also used to remove phosphate from wastewater treatment effluent.

Q: Why does aluminum hydroxide not dissolve in water?

A: Aluminum hydroxide is polymeric and has extended bonding of Al and O atoms. And it has high lattice energy. Water cannot dissolve these types of compounds.

Q: What is aluminum hydroxide made of?

Q: Is aluminum hydroxide natural?

A: Aluminum hydroxide occurs widely in nature, mainly as gibbsite, a mineral that is the principal component of the ore bauxite.

Q: Is aluminum powder in makeup safe?

A: The Food and Drug Administration (FDA) lists Aluminum Powder as a color additive exempt from certification. Aluminum Powder is determined to be safe for use in coloring products that are externally applied, including cosmetics and personal care products intended for use in the area of the eye.

Q: Why is AlOH 3 called aluminum hydroxide?

A: Al(OH)3 is an ionic compound. Ionic compounds are named for the ions that are present, and prefixes aren't used. The compound Al(OH)3 contains the aluminum ion (Al3+) and the hydroxide ion (OH−) . The name of this ionic compound is aluminum hydroxide.

Q: What are the properties of aluminum hydroxide?

A: The purified aluminum hydroxide has the form of bulky powder of white color or granules with a density of nearly 2.42 g per mL. Aluminum hydroxide won’t dissolve in water, but will dissolve only in bases and acids. You can expect aluminum hydroxide to act as an amphoteric substance in water. If a strong base is present, aluminum hydroxide will act as an acid. And if a strong acid is present, it will act as a strong base. Aluminum hydroxide should be handled with caution because its exposure can cause irritation. However, only minor and residual injuries will be present. As for flammability, aluminum hydroxide is not flammable and will not burn. Besides, aluminum hydroxide is not reactive, therefore, it is stable in both fire and water conditions.

Q: What are the applications of aluminum hydroxide in the pharmaceutical industry?

A: Aluminum Hydroxide gel is an amorphous Aluminum Hydroxide suspension. Partially carbon replacements are present in the mineral gel form. Glycerin, peppermint oil, saccharin, sucrose, and sorbitol, among other ingredients, may be present in the gel form. Different antibacterial components can also be present in appropriate concentrations in the gel. It is primarily used to treat symptoms caused by an excess of stomach acid, such as heartburn, acid indigestion, and stomach distress. It works better than pills or capsules. Precipitation of ethanolic solutions of aluminum chloride results in the formation of the gel and Primary amines, such as octylamine, propylamine, and dodecylamine, are also present.

Q: What is Aluminium Hydroxide used for?

A: Flame Retardant

Aluminum hydroxide is widely employed as a flame retardant in industries such as plastics, construction, automotive and electrical components. When exposed to high temperatures, it releases water vapour, which helps to cool down the surrounding area and inhibits the spread of fire. This makes it an essential component in fire-resistant materials, including cables, building materials and textiles.

Filler and Pigment in Manufacturing

It enhances the hardness, gloss, and durability of products like paints, coatings, adhesives and ceramics. Additionally, it is used as a binder extender to increase solids while potentially contributing to cost control in formulations.

Water Treatment

Aluminum hydroxide acts as a coagulant in water treatment plants. It assists in removing impurities, turbidity and suspended solids from water by promoting the aggregation of these particles, which can then be more easily removed through sedimentation or filtration processes.

Waste Water Treatment

Aluminium hydroxide can be used in wastewater treatment processes to help remove impurities and suspended solids from industrial and municipal wastewater.

Catalyst Support

In chemical processes, aluminium hydroxide is sometimes employed as a catalyst support. It provides a surface for catalytic reactions to occur more efficiently, enhancing the reaction rates in various chemical reactions.

Cosmetics and Personal Care Products

Aluminium hydroxide is used in cosmetics and personal care products such as lotions, creams, and sunscreens. It serves as a thickening agent, providing the desired consistency and texture to these formulations.

Filler in Plastics and Rubber

It is used as a filler in plastics and rubber products. Its inclusion can improve the physical properties of these materials, including: strength, thermal stability and flame resistance.

Fireproofing Materials

Aluminium hydroxide is employed in the production of fireproofing materials used in the construction industry. These materials are designed to enhance the fire resistance of buildings and structures.

Abrasion-Resistant Materials

In industries that require abrasion-resistant materials, such as the manufacture of grinding wheels and cutting tools, aluminium hydroxide can be added to enhance material’s durability and resistance to wear.

Q: What is Aluminium Hydroxide?

A: For those who do not know what aluminium hydroxide is, it is also known as Aluminium Hydroxide, Aluminium (III) Hydroxide, or Aluminic Acid. It is the same as all existing other metal carbonates, sulphates, and hydroxides and is the chemical term for aluminium. It is naturally occurring as the mineral and its polymorph, which is known as bayerite.

Q: What are the precautions to take during the production of aluminium hydroxide gel?

A: By boiling it in hot water, the person making the preparation must clean the conical flask to remove any dirt or bacteria.

The degradation of the restored gel causes the reaction to produce the by-product, hydrochloric acid. The dialysis procedure is thus required to eliminate it.

The aluminium chloride solutions need to include a downward spiral.

Q: Are bases made of alkali hydroxide weak?

A: Aluminium hydroxide is a chemical compound with the molecular formula Al(OH)3. When hydroxide (OH) in aluminium hydroxide interacts with hydrochloric acid, a strong acid, it can serve as a weak base (HCl). A weak base is one that breaks apart in solution or partly dissociates.

Q: How is aluminium hydroxide obtained?

A: Al(OH)3 is produced on a mass scale under laboratory conditions, while aluminium hydroxide can be obtained by reacting the aluminium salt solution with an ammonia solution or a sodium hydroxide solution. Aluminium oxides are only formed when the aluminium salt is combined with substances stronger than them (they can be both hydroxides and other, stronger chemicals).

Q: What are the distinguishing features of aluminium hydroxide?

A: According to the safety data sheet of Al(OH)3, it is a white, odourless powder that is not soluble in water. When it is heated up, it transforms into alumina and shows amphoteric properties. What does it mean that aluminium hydroxide is amphoteric? It means that when exposed to substances with different pH values, the compound may behave like an acid or a base. In other words, Al(OH)3 reacts with acids and with bases. The properties of this compound largely depend on the production technologies used. For example, Al(OH)3 powder that has been stored and not used for too long is more difficult to process with acids or bases. Aluminium hydroxide in the form of a gel is easily dissolved in both acid and base environments. What is particularly noteworthy is that dissociation of aluminium hydroxide is not possible as it is one of the few Al(OH)3 hydroxides that do not dissolve in water and are not broken down into ions.

Q: How is aluminum hydroxide used in the food industry?

A: Aluminum hydroxide is used in the food industry as an anti-caking agent, a stabilizer, and an emulsifier. It is used to prevent clumping of powdered ingredients, to help maintain the texture and consistency of food products, and to help keep oil and water-based ingredients from separating. It is also used to reduce the acidity of certain foods, such as pickles and jams.

Q: Where is aluminum hydroxide used?

A: Aluminum hydroxide is a dietary supplement used to treat heartburn, indigestion, and other gastrointestinal issues. It is also used to reduce the amount of phosphate in the blood in people with kidney disease.

Q: How does Aluminum Hydroxide function as an antacid?

A: Aluminum hydroxide is an inorganic salt used as an antacid. It is a basic compound that acts by neutralizing hydrochloric acid in gastric secretions. Subsequent increases in pH may inhibit the action of pepsin. An increase in bicarbonate ions and prostaglandins may also confer cytoprotective effects.

Q: What is the mechanism of action for Aluminum Hydroxide as a flame retardant?

A: Aluminium trihydroxide begins to decompose at temperatures above 180°C, with an endothermic reaction that absorbs 1–2 kJ g−1 of energy. This has the effect of decreasing the rate of heat release from a burning polymer filled with aluminium trihydroxide, also decreasing the time to ignition and surface spread of flame.

Q: Can Aluminum Hydroxide be used for skin conditions?

A: It can be used for the treatment of various skin conditions such as eczema, psoriasis, and contact dermatitis. The active ingredient, aluminum hydroxide, is an antacid that works by neutralizing the skin's pH.

Q: What is aluminum used for in wastewater treatment?

A: Adding alum to the wastewater stream provides three benefits. It makes sludge settle easier in the secondary clarifiers so cleaner, less turbid water moves on to the recycled water treatment plant, making that process more efficient.

Q: Is Aluminum Hydroxide eco-friendly?

A: Aluminium hydroxide is regarded as being the most important mineral flame retardant in the world and, thanks to its freedom from halogens, it is environmentally friendly and is characterized by its high efficiency as a smoke gas suppressant.

Q: Is Aluminum Hydroxide used in vaccines?

A: Aluminum Hydroxide has been used as an adjuvant in some vaccines to enhance the immune response. Aluminum salts, such as aluminum hydroxide, aluminum phosphate, and aluminum potassium sulfate have been used safely in vaccines for more than 70 years.

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