Q. What are the areas where caustic soda is used in industrial manufacturing?

Answer

Caustic soda is used in many other industrial and manufacturing processes. For instance it is used to manufacture rayon spandex explosives epoxy resins paints glass and ceramics. Additionally the chemical is used in the textile industry to make dyes to process cotton fabric and in bleaching and laundering. Also caustic soda finds application in cleaning metal and processing oxide coating electroplating and electrolytic extracting. Meanwhile in many paper making processes wood is treated with a solution containing sodium sulfide and caustic soda to help dissolve the unwanted material in the wood leaving relatively pure cellulose to make paper. It is also used to refine raw materials for wood products such as furniture and in wood bleaching and cleaning.Additionally in the paper recycling process caustic soda is used to separate the ink from the paper allowing the paper to be used again.