In 2009, Shandong Dongda INOV New Material Co.,Ltd has successfully developed and produced the world's first environment-protective 365mfc/ 227 solar water heater , cooperating with SOLVAY company of Belgium . We drafted and edited the National standards of Rigid Polyurethane Foamed Plastic for Solar Water Heater and National standards of Rigid Polyurethane Foamed Plastic for Refrigerator. B1-class high flame-retardant spray products have successfully applied to the National Museum of China, the Shanghai World Expo Theme Pavilion and other world-famous projects.
We also participated in editing of Athletic Field Facility Standard Manual of International Field Athletic Federation League as a member of editorial board.All of these have highlighted the manufacturing, research and development strength of polyurethane product as the first-class enterprise and have manifested the enterprise's strong competitiveness strength and profession influence.
After mixing the two SPF-forming components the cream time occurs when the mixture changes from a clear dark-colored liquid to an opaque light-colored liquid. The cream time represents the onset of the rise of the foam.
SPFA believes that the path to a healthful, safe, high-quality and performing SPF installation travels through the hands of a knowledgeable, trained, experienced, and ideally PCP-certified professional contractor.