Construction & Industry

Wanhua WANNATE® MDI-50 is a polymeric methylene diphenyl diisocyanate (PMDI) widely used in the production of rigid polyurethane foams. It offers excellent reactivity and flowability, making it ideal for applications such as insulation panels, refrigerators, construction boards, and pipe insulation. Its superior insulation properties help reduce energy consumption in buildings and appliances. MDI-50 is also used in spray foam for roofing and wall insulation, and as a binder in composite wood products like oriented strand boards (OSB). Its versatility, processing ease, and performance make it a preferred choice in thermal insulation and industrial materials.

Wanhua WANNATE® CW-20 is a solvent-free, aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). It is primarily used as a curing agent for high-performance polyurethane coatings. Applications include automotive refinish paints, industrial anti-corrosion coatings, and clearcoats requiring excellent weather resistance, chemical stability, and mechanical durability. CW-20 is ideal for two-component systems due to its low viscosity, fast drying, and outstanding gloss retention. It is especially suited for exterior applications in harsh environments, such as marine, infrastructure, and aerospace coatings, where long-term durability and UV resistance are critical. Its low VOC profile also supports compliance with environmental regulations.

Wanhua WANNATE® PM-130 is a polymeric MDI (methylene diphenyl diisocyanate) widely used in the production of polyurethane foam systems. It is ideal for rigid foam applications requiring excellent thermal insulation, such as refrigerators, freezers, and construction insulation panels. PM-130 offers high reactivity, good flow properties, and strong dimensional stability. It is also suitable for composite wood products, adhesives, and elastomers. Its consistent performance and compatibility with various polyols make it a versatile component in both spray and molded foam systems. WANNATE® PM-130 is valued for its contribution to energy efficiency and material durability in end-use applications.

Wanhua WANNATE® PM-200 is a polymeric MDI (methylene diphenyl diisocyanate) widely used in polyurethane applications. It is ideal for producing rigid foam, integral skin foam, and high-resilience flexible foam. Common applications include insulation materials for refrigerators and construction, automotive interiors, adhesives, coatings, and elastomers. PM-200 offers excellent reactivity, flowability, and mechanical strength, making it suitable for continuous and discontinuous panel production. Its stable performance under various processing conditions ensures consistent product quality. Additionally, PM-200 is frequently used in composite wood products and molded foam parts, providing durability and thermal insulation across industrial and consumer product segments.

Wanhua WANNATE® PM-400 is a polymeric MDI (methylene diphenyl diisocyanate) widely used in the production of rigid polyurethane foams. It offers excellent reactivity, flowability, and dimensional stability, making it ideal for insulation panels, spray foam, and refrigerator foaming applications. Its strong adhesion properties and low thermal conductivity support energy-efficient construction and appliance manufacturing. PM-400 also finds use in binders for composite wood panels and specialty elastomers. With consistent quality and high performance, it enables cost-effective, environmentally friendly formulations, meeting industry standards for thermal insulation, strength, and long-term durability across multiple sectors.

Wanhua WANNATE®6170 is a high-performance modified MDI (methylene diphenyl diisocyanate) designed for use in the production of polyurethane elastomers, adhesives, and coatings. It offers excellent processing performance, good mechanical strength, and superior thermal stability. This makes it suitable for applications such as automotive parts, industrial wheels, sealing materials, and high-durability coatings. Its balanced reactivity and enhanced compatibility with polyols provide formulators with flexibility and improved product quality. Additionally, WANNATE®6170 is widely used in the production of prepolymers and cast elastomers, ensuring long service life and reliable performance in demanding industrial environments.

Wanhua WANNATE®6170F is a low-viscosity, modified MDI-based prepolymer designed for use in CASE applications (Coatings, Adhesives, Sealants, and Elastomers). It offers excellent processing characteristics, superior mechanical strength, and outstanding hydrolysis resistance. Its high reactivity and good compatibility with polyols make it ideal for high-performance polyurethane systems. WANNATE®6170F is widely applied in the production of high-durability elastomer parts, industrial adhesives, and moisture-curing coatings. It enables manufacturers to formulate products with enhanced flexibility, weatherability, and chemical resistance, making it suitable for use in construction, transportation, and general industrial applications. It is compliant with environmental standards for low-emission systems.

Wanhua WANNATE®6901 is a low-viscosity MDI-based polyisocyanate designed for use in CASE applications, including adhesives, coatings, elastomers, and sealants. It offers excellent fluidity, reactivity, and compatibility with polyols, enabling superior mechanical strength, chemical resistance, and durability in final polyurethane products. Ideal for high-performance industrial formulations.