Orientation for wastewater management of vietnam's textile dye industry to 2050

Abstract

The textile industry is one of Vietnam's key industries with exports reaching a high level in the country and attracting a large workforce in localities. Currently, Vietnam has about 177 businesses operating in the field of floral printing dyeing and fabric finishing, 66 floral printing lines, 193 continuous dyeing lines, 750 intermittent dyeing factories and about 100 pieces of equipment. fiber dyeing. During the production process, textile dyeing is an industry with a high risk of environmental pollution, especially wastewater and odor pollution with characteristics of high pH, temperature, COD, and relatively high color. The environmental problem that Vietnam's textile and dyeing industry is facing is wastewater. The amount of water used in the dyeing and finishing process of fabric has a large fluctuation range, ranging from 16 - 900 m3/ton of product. To be able to develop the domestic market as well as take advantage of opportunities provided by free trade agreements and penetrate potential foreign markets, Vietnamese textile and garment must completely solve the pollution problem. in the field of textile dyeing, towards clean green production. The article presents the results of research on the current situation and proposes directions in wastewater management from textile and dyeing activities until 2050 in order to concretize Decree 06/2022/ND-CP Regulations on emission mitigation. GHG emissions and ozone layer protection for this industrial sector.

Keywords: Wastewater; textile industry; greenhouse gases; carbon emissions.