Heze Yonghui Composite Materials Co., Ltd. specializes in the production of high-performance specialty amine-based chemical products, like MDA, DDM, MOCA, PACM, MACM, MDA-60,etc.
With a 30,000+㎡campus and 100+ employees (including 2 post-doctoral researchers and 2 professor-level engineers), we combine academic collaboration (Fudan University, Zhejiang University) with industrial innovation to deliver cutting-edge solutions.
State-of-the-Art Facilities
◆ Production Units:
Equipped with 10+ automated production lines, including a epoxy curing agent plant (upgraded with DCS/SIS systems for safety and efficiency) and MACM,PACM,MOCA etc (for advanced composites). Our 30,000T/year electronic materials line serves emerging needs in semiconductor encapsulation and electrical insulation.
◆ Warehousing:
A 5,600T logistics hub with temperature-controlled zones, hazardous material storage (compliant with EU REACH and Chinese safety standards), and 3 dedicated warehouses for raw materials/finished goods, ensuring traceable, hazard-free supply chains.
Innovation-Driven R&D & Labs
◆ Modern Laboratories: Our R&D center houses analytical tools (GC-MS, HPLC) and pilot-scale equipment, enabling formulation optimization for applications like carbon fiber composites, oil pipeline coatings, and electronic potting adhesives .
◆ Technical Partnerships: Long-term collaborations with top universities fuel breakthroughs-we've secured multiple patents in liquid DDM derivatives and high-temperature curing agents for PI/PEI insulating lacquers.
◆ Certifications: ISO 9001/14001 and REACH compliance underpin our commitment to quality, while a 10+ member R&D team (30% PhD/Master's) ensures continuous innovation.
Our Product
The company is professionally committed to the research, development, and production of epoxy resins and specialized epoxy curing agents. Its main products include injection epoxy resin insulation components, transformers, filler-free dry-type transformers, 4,4'-diaminodiphenylmethane (MDA series products), DDM series products, Z-113 epoxy resin curing agent, methyl tetrahydrophthalic anhydride (MTHPA), and methyl hexahydrophthalic anhydride (MHHPA).
Heze Yonghui Composite Materials Co., Ltd. specializes in the production of high-performance specialty amine-based chemical products. Through customized solutions, the company enables customers to achieve enhanced material strength, reduced weight, and optimized costs, effectively addressing technical challenges faced by conventional materials in terms of corrosion resistance, fatigue endurance, and environmental adaptability.
Speciality Chemicals for:
- Paints, insulating varnishes
- Adhesives
- Advanced composite materials
- Building industry
- Pharma
- Rubber
- Lubricants
- Fiber Glass
- Dyes
- Carbon fiber composites,
- Heavy-duty anti-corrosion coatings for oil pipelines,
- Epoxy materials
The company has always adhered to the principle of "excellent quality and thoughtful service". Over the years, it has been committed to strict quality control, having obtained ISO9001:2008, ISO9001:2016 quality management system certifications, and EU REACH certification. The company adheres to quality standardization and safety-standardized production practices, providing the most professional services guided by the actual needs of customers.
Production Market
For decades, the company has held independent import and export authority. Its products are exported to over 20 countries and regions, including North America, Western Europe, the Middle East, and Southeast Asia. We warmly welcome existing and potential customers, both domestic and international, to discuss cooperation opportunities.
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Products
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