Hangzhou Shewin New Material Co., Ltd. is a high-tech enterprise specializing in the field of imidazole derivatives, integrating R&D, production, and marketing. Our manufacturing base is located in Puyang Chemical Industrial Park and Huai'an chemical industrial park, leveraging the region's comprehensive industrial infrastructure and geographical advantages to provide high-performance imidazole derivatives products and professional solutions to global customers in the electronics, new materials, pharmaceutical, and other industries.

Core Business: Deepening Expertise in Imidazole Derivatives

Our core business is focused on the R&D and production of imidazole derivatives. As an important class of nitrogen-containing heterocyclic compounds, imidazole and its derivatives play an irreplaceable role in numerous high-end applications, owing to their unique chemical reactivity and coordination capabilities. We offer a diverse product portfolio, with a stable supply of over 30 imidazole derivatives in both standard and custom-specified grades, fully meeting the varied requirements of downstream customers.

Technical Strength: Advanced Processes Meeting High-End Application Standards

Our core team possesses over 15 years of R&D and industrialization experience in the field of imidazole derivatives, with deep expertise in reaction mechanisms and process control. We have not only mastered the large-scale production technologies for conventional imidazole derivatives but have also established core competitive advantages in specialized domains.

To meet the stringent requirements of different application scenarios, we have developed precise quality control capabilities.

Electronics-Grade Applications: Recognizing the sensitivity of electronic chemicals to metallic ion contamination, we have developed mature technologies for metallic ion removal. We are able to control the content of key metallic ions (e.g., sodium, potassium, iron) to ppm or even ppb levels, ensuring the reliability of our products in high-end electronic materials.

Pharmaceutical-Grade Applications: Leveraging advanced distillation, crystallization, and purification process systems, we can consistently achieve a main content purity of over 99.99%, meeting the most demanding purity and impurity specifications required for pharmaceutical intermediates.

Based on the above technical capabilities, we are able to flexibly adjust our process routes in response to customers' individual quality specifications, delivering truly customized products that precisely match their application needs.

Application Areas: Diversified Footprint Empowering Downstream Industrial Upgrading

Leveraging the unique chemical properties and high purity of our imidazole products, our solutions are widely used across multiple industries:

Electronics Industry: As epoxy resin curing accelerators, photosensitive material additives, and liquid crystal material intermediates, our products are deeply integrated into electronic industry chains including semiconductor packaging and PCB manufacturing.

Polyurethane Industry: As high-efficiency amine polyurethane catalysts, our products are widely applied in rigid foam, flexible foam, HR foam, and shoes.

New Energy Batteries Industry: As electrolyte additives or cathode material precursors, our products contribute to enhanced safety and extended cycle life in lithium-ion batteries and other new energy applications.

Pharmaceutical Industry: As key intermediates in the synthesis of various drug molecules, our high-purity imidazole derivatives serve as essential building blocks for new drug development and large-scale production.