Characteristics of Linear Alkyl Benzene:

• High Biodegradability: Due to the linear structure of the alkyl chain, LAB is easily broken down by microorganisms in the environment. This makes it preferable to branched alkyl benzene compounds, which are more resistant to biodegradation.
• Chemical Stability: LAB is stable under normal heat and pressure and shows good resistance in both acidic and alkaline environments.
• Low Cost and Availability: Due to its wide range of applications, LAB is produced on a large scale, which reduces its production cost and market price.

Production Method:

LAB is produced through the alkylation of benzene with linear alkenes or linear alkyl chlorides. It is typically synthesized by the reaction of linear alkanes and benzene using a specific catalyst. The main reaction is usually carried out in the presence of catalysts such as hydrofluoric acid (HF) or aluminum chloride (AlCl₃).

Applications:

• Detergent Manufacturing: LAB is the main raw material for producing Linear Alkyl Benzene Sulfonate (LABSA), which forms the basis of many liquid and powder detergents.
• Lubricant Industry: Used as a feedstock in the manufacture of certain lubricants.
• Other Chemical Industries: Utilized as a solvent and intermediate for the synthesis of other chemical compounds.

Environmental Advantages:

With growing environmental awareness, the use of LAB instead of branched alkyl benzene compounds is a sustainable and biodegradable choice. Other environmental benefits of LAB include reducing surface water pollution, avoiding the formation of toxic by-products, and providing stability throughout the production and consumption cycle.