"High activity POP with solid content of 40 is used in preparation of high-load flexible polyurethane foam by mixing with high activity PPG. The hardening capability is higher than POP 36/28 and POP93/28. "

"High activity POP with solid content of 24 is used in preparation of high-load flexible polyurethane foam by mixing with high activity PPG. "

High activity POP with solid content of 27 is used in preparation of high-load flexible polyurethane foam by mixing with high activity PPG. The hardening capability is higher than POP 36/28, but is less than HPOP 40.