The company has a polyester polyol Model CP-2055 CP-2056 CP-2110, 50-120 hydroxyl value, viscosity 800-5500, functionality is 2, low viscosity and light color, increased hydrolysis products, temperature resistance, Metal and plastic substrates with enhanced adhesion, tear resistance, etc. to increase the physical strength of the soft foam sponge, increasing the compatibility with the polyether; aqueous polyester widely used in adhesives, sealants, polyurethane coatings, resistant to cooking without multiple areas solvent adhesive, sponges, customers Huntsman, Bostik, high-Union, Henkel, influential in the industry. Kang plastic professional choice in Germany, please call to discuss ~ ~ ~ Analysis Project target range analysis of national standards Appearance (25 ℃) colorless to pale yellow transparent liquid light yellow transparent liquid visual Hydroxyl value (mgKOH / g) 53 ~ 120 HG / T2709-1995 Acid value (mgKOH / g) ≤ 1.0 0.5 HG/T2708-1995 Moisture (%) ≤ 0.1 0.06 GB12008.6-1989 Viscosity (25 ℃ mPa.s) 800 ~ 5500 GB12008.8-1992 test results qualified