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I. Introduction

Technical benzoic acid, also known as benzoic acid, is an important organic chemical raw material. Due to its unique chemical properties and wide range of applications, benzoic acid has a pivotal position in the industry. This article will discuss in detail the production methods, application fields and market prospects of industrial benzoic acid.

Second, the production method

The production of industrial benzoic acid is mainly carried out by the following methods: toluene oxidation, toluene chlorination hydrolysis and benzyl alcohol oxidation. Among them, toluene oxidation method is a commonly used production method, the principle of which is to oxidize toluene with air or oxygen at high temperature to generate benzoic acid. This method is a mature process with high yield, but it consumes a lot of energy and produces wastewater and exhaust gases that need to be properly treated.

Third, the field of application

Food and beverage industry: Benzoic acid, as a preservative, is widely used in the food and beverage industry. It prevents food spoilage, prolongs shelf life, and preserves the flavor and texture of food.
Pharmaceutical industry: benzoic acid and its salts are used as raw materials in the pharmaceutical industry for the synthesis of a variety of drugs, such as benzoic anhydride, sodium benzoate, etc.
Dye and pigment industry: Benzoic acid can be used to synthesize a variety of dyes and pigments, such as acid dyes, direct dyes, etc.
Plastics industry: In the plastics industry, benzoic acid can be used as a raw material for plasticizers to improve the flexibility and aging resistance of plastics.
Fourth, the market prospects

With the development of the global economy and the improvement of people's living standards, the demand for benzoic acid in industrial fields such as food and beverages, pharmaceuticals, dyes and pigments, and plastics is growing. At the same time, with the improvement of environmental awareness, the green and low-carbon production of benzoic acid has also become the development trend of the industry. In the future, the benzoic acid market will present the following characteristics:

Demand continues to grow: With the growth of the global population and the improvement of people's living standards, the demand for benzoic acid in various fields will continue to grow.
Environmental protection requirements: With the increasingly strict environmental protection regulations, benzoic acid production enterprises need to increase environmental protection investment, improve the environmental protection level of the production process, and reduce the emission of wastewater and waste gas.
Technological innovation promotes industrial upgrading: Technological innovation is the key to promoting the development of the benzoic acid industry. Through the research and development of new production processes and equipment, the output and quality of benzoic acid can be improved, production costs can be reduced, and the competitiveness of enterprises can be enhanced.
Intensified competition in the international market: With the integration of the global economy, the international competition in the benzoic acid market is becoming increasingly fierce. Domestic enterprises need to strengthen technology research and development and brand building, improve product quality and service levels, and enhance international competitiveness.