Why can aluminum hydroxide flame retardant flameout, what is the principle?

The safety awareness and health awareness of modern people have gradually increased. In life, aluminum hydroxide flame retardants have become an indispensable part. The world is in-depth research on flame retardants and has made certain results. Let's take a look at why aluminum hydroxide flame retardants can stall and what is the principle?

The safety awareness and health awareness of modern people have gradually increased. In life, aluminum hydroxide flame retardants have become an indispensable part. The world is in-depth research on flame retardants and has made certain results. Below, we will lookaluminum hydroxideWhy can flame retardant, what is the principle?

氢氧化铝

1. Aluminum hydroxide flame retardant contains combustion-supporting components

  aluminum hydroxideFlame retardant is a monomer to participate in the polymerization reaction, because the polymer itself contains flame retardant components, has obvious advantages, that is, the impact on the performance of polymer materials is very small, and flame retardant is very durable, can play its flame retardant effect through a number of mechanisms, such as the common role of endothermic, covering, inhibiting chain reaction, non-combustible gas asphyxiation. Most flame retardants mainly work together through several mechanisms to achieve the best flame retardant purpose.

2. Designed for flame retardant

Aluminum hydroxide flame retardant for flammable polymer flame retardant functional additives are effective, it is mainly aimed at the flame retardant design of polymer materials, andaluminum hydroxideThere are many types of flame retardants, which should be distinguished according to the method of use, and are mainly divided into additive aluminum hydroxide flame retardants and reactive aluminum hydroxide flame retardants.

The so-called additive aluminum hydroxide flame retardant refers to the polymer that is added to the polymer by mechanical mixing, and the polymer has a certain flame retardancy. At present, the additive aluminum hydroxide flame retardant is mainly divided into: organic aluminum hydroxide flame retardant and inorganic aluminum hydroxide flame retardant, aluminum hydroxide flame retardant (organic chloride and organic bromide) and non-halogen.

at present,aluminum hydroxideFlame retardants are recognized as one of the world's largest amount of inorganic flame retardants, mainly with three major functions: flame retardant, smoke, filling, combustion process, can not cause secondary pollution. During pyrolysis, it does not produce toxic and corrosive gases, absorbs heat and emits water vapor, and has flame retardant and self-extinguishing properties. The dispersion performance is very good, easy to produce flame retardant synergistic effect with other added substances.
 

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What are the reasons for the failure of flame retardant after adding aluminum hydroxide flame retardant?

Everyone knows that there are two common flame retardants. Today we are going to talk about only one of them. Aluminum hydroxide flame retardant is an environmentally friendly halogen-free flame retardant, which can be widely used in fabrics, wood, plastics, and rubber., Polyurethane and other industries have ideal flame retardant effect. In the process of industrial application, it is found that flame retardant failure occurs when aluminum hydroxide flame retardant is added. The following are the reasons for the failure of aluminum hydroxide flame retardant, how to prevent it, how to deal with the operation, and restore the original function.

As a flame retardant, magnesium hydroxide also need to improve what aspects?

When it comes to flame retardants, everyone is familiar with them. Although we usually have less contact with them, we can know what they are used for from the name. Have to talk about magnesium hydroxide, we all know that its main presentation state is a granular, at present, the market sales of magnesium hydroxide particle size is larger, part of the commodity particle size up to tens of microns, immediately used as a flame retardant, poor dispersion, the physical properties of raw materials greater harm. In industrial production, physical grinding methods are generally used to reduce the particle size to 1 micron. The surface of magnesium hydroxide has high polarity and is easy to agglomerate. As the compatibility of refractory materials and polymer substrates, it not only reduces its flame retardant grade, but also causes more serious harm to the physical properties of raw materials.