Shandong Bluestar Dongda Chemical Co.,Ltd is one of the leading China ppgs for blend polyol used in high-speed rail,Website:http://www.dongdapolyol.com, flexible foam, high resilience foam manufacturers, welcome to buy high-quality ppgs for blend polyol used in high-speed rail from our professional factory.TrademarkHydroxylValuemgKOH/GAcid Value mgKOH/GWaterContent%pHUnsaturatedValuemol/kgViscositymPa·s/25℃K﹢mg/kgColourityAPHAFunction-alityMolecu-lar weightHPOP4020-23－≤0.056-9－≤8000－－38000Application:This is a high-activity and high solid content polymer polyols,which can be used to prepare damping materials for high-speed rail.Feature:High-activity polymer polyol with solid content 40% can be used to produce high resilience slabstock foam and polyurethane microporous materials, with a better supporting performance.It can be also used to produce molded poam,which has a higher activity,shorter stripping time,better opening effect.TrademarkHydroxylValuemgKOH/GAcidValuemgKOH/GWaterContent%pHUnsaturatedValuemol/kgViscositymPa·s/25℃K﹢mg/kgColourityAPHAFunction-alityMolecu-lar weightEP-330N(G)32.5-35.5≤0.05≤0.055-7≤0.07800-1000≤3≤5035000Application:This is a high-activity and high molecular weight polyols,which can be used to prepare water-proof and damping materials for high-speed rail.Feature:With a functionality of 3,molecilar weight of 5000,and low ordor,this kind of high-activity polyether polyol can be used to produce high resilience slabstock foam,effctively enhancing the resilience of foams.It can be also used to produce molded foam,which has a higher activity,shorter stripping time.
