1、Characterization and treatability of alkyd resin production wastewater

In this study, characterization and pretreatment of alkyd resin production wastewaters were experimentally assessed. The study aimed to remove toxics, reduce the strength of wastewaters to provide safe storage and their acceptability by joint treatment systems.

2、醇酸树脂生产废水厌氧生物降解研究

醇酸树脂生产废水厌氧生物降解研究

3、Mineralization of alkyd resin wastewater: Feasibility of

Abstract In the present study, different advanced oxidation processes (AOPs) are compared for their feasibility for mineralization of alkyd resin wastewater. The AOPs studied include: Fenton process, combined ozonation (O 3 ) and hydrogen peroxide (H 2 O 2 ), electro-oxidation (EO), wet air oxidation and cavitation using ultrasonic ...

4、Characterization and treatability of alkyd resin production wastewater

Alkyd resin production, on the other hand, is one of the most common processes which also yields highly pol-luted and toxic wastewaters yet studies for waste control for this industry are rather scarce.

Characterization and treatability of alkyd resin production wastewater

In this study, characterization and pretreatment of alkyd resin production wastewaters were experimentally assessed. The study aimed to remove toxics, reduce the strength of wastewaters...

Dongguan Alkyd Resin Wastewater Treatment Plant

The successful operation of the Dongguan Alkyd Resin Wastewater Treatment Plant stands as a testament to China’s advancements in environmental protection. Not only has it resolved local pollution issues, but it has also provided valuable experience for similar facilities nationwide.

Pretreatment Hydrolysis Acidification/Two

In view of the water quality characteristics of resin production wastewater, a resin wastewater treatment test device was designed by combining the constructed treatment process and relevant design standards.

Mineralization of alkyd resin wastewater: Feasibility of different

In order to reuse alkyd resin wastewater, it needs to be free from organic contaminants which necessitates the development of cost-effective technologies for mineralization (complete oxidation of organic compounds to CO2 and H 2 O) of organic compounds.

Characterization and treatability of alkyd resin production wastewater

Keywords: Acid cracking; Air stripping; Alkyd resin production wastewater; Coagulation–flocculation; Esterification; Strong wastewater treatment 1. Introduction Industrial pollution which poses significant adverse effects on the environment requires frequently a case by case evaluation for effective control.

Characterization and treatability of alkyd resin production wastewater

Abstract Wastewaters originating from alkyd resin production are typical examples of strong organic effluents containing toxic compounds. In this study, characterization and pretreatment of alkyd resin production wastewaters were experimentally assessed.

In modern industrial production, the manufacturing and processing of chemical products inevitably generate various types of wastewater. If discharged directly without treatment, this wastewater can cause severe environmental pollution. Shanwei City, a coastal city in Guangdong Province, China, has a particularly developed chemical industry, especially in the production and application of alkyd resins, which has led to significant challenges related to wastewater discharge.

Alkyd resin, an essential chemical raw material, is widely used in coatings, plastics, rubber, and other fields. the wastewater produced during its manufacturing process contains multiple organic pollutants and heavy metal ions, such as phenol, benzoic acid, and heavy metals like copper, lead, and zinc. These contaminants pose tremendous harm to aquatic ecosystems.

To address these challenges, the Shanwei municipal government and related enterprises have implemented a series of measures to tackle alkyd resin wastewater treatment. These measures include constructing wastewater treatment facilities, adopting advanced treatment technologies, and enforcing strict wastewater discharge standards.

First, in terms of infrastructure, Shanwei City has invested heavily in building and upgrading wastewater treatment plants. These facilities integrate physical, chemical, and biological treatment systems, effectively removing suspended solids, organic matter, nitrogen, phosphorus, and other pollutants. Through these processes, most harmful substances are transformed into harmless or low-toxicity materials, significantly reducing environmental pollution.

Second, Shanwei City has actively introduced and developed advanced wastewater treatment technologies. For example, Membrane Bioreactor (MBR) technology efficiently removes microorganisms and suspended solids, while Advanced Oxidation Processes (AOPs) degrade recalcitrant organic compounds. Additionally, novel adsorbents and flocculants have been applied to enhance treatment efficiency.

Finally, stringent wastewater discharge standards have been established in Shanwei City, with regulatory oversight enforced on all enterprises using alkyd resins. These standards specify limits for indicators such as COD (Chemical Oxygen Demand), BOD (Biochemical Oxygen Demand), ammonia nitrogen, and total phosphorus. Enterprises must ensure treated wastewater meets these criteria before discharge. Governments hold enterprises accountable for non-compliance, ensuring proper operation of treatment facilities to minimize environmental impact.

Through these comprehensive measures, significant progress has been made in treating alkyd resin wastewater in Shanwei. Statistics show that harmful substances in treated wastewater have been drastically reduced, with some indicators meeting national discharge standards, thereby alleviating environmental pollution. This not only protects water resources but also supports local economic development.

amid growing environmental demands and technological advancements, Shanwei City must continue to strengthen research and development of wastewater treatment technologies to improve efficiency and effectiveness. Enhanced regulatory oversight is also critical to ensure all enterprises comply with wastewater treatment regulations, collectively safeguarding the ecological environment.

Shanwei City has achieved considerable success in alkyd resin wastewater treatment but still faces challenges. Only through continuous technological innovation, policy guidance, and corporate responsibility can more efficient and eco-friendly wastewater treatment be realized, contributing to sustainable development.