亨斯迈聚醚胺jeffamine_m_2070_us_5_08.pdf

Technical Bulletin JEFFAMINE® M-2070 Polyetheramine JEFFAMINE M-2070 polyetheramine is a monoamine based on a copolymer backbone. As shown by the representative structure, JEFFAMINE M-2070 polyetheramine is a monofunctional, primary amine with an average molecular weight of about 2,000. The propylene oxide/ethylene oxide (PO/EO) mol ratio is 10/31. O NH 2 x = 6; y ≈ 35 H3C O x y R R = H for (EO), or CH3 for (PO) APPLICATIONS • Formulating emulsifiers, pressure sensitive adhesives, and corrosion inhibitors • Reactive dispersant BENEFITS • Surfactant properties to modify a variety of resin types • Water soluble SALES SPECIFICATIONS Property Specifications Test Method* Appearance Colorless to light yellow with slight haze ST-30.1 Color, Pt-Co 75 max. ST-30.12 Primary amine, % of total amine 95 min. ST-5.34 Total acetylatables, meq/g 0.48 – 0.52 ST-31.39 Total amine, meq/g 0.45 min ST-5.35 Water, wt% 0.25 max. ST-31.53, 6 *Methods of Test