| 摘要 |
PURPOSE: An environment-friendly board marker ink with minimized reflectivity is provided to have excellent erasing ability, and to remove a phenomenon of scattering of paint powder, and to not remains after image because ink can be easily stripped from a surface. CONSTITUTION: An environment-friendly board marker ink comprises 2-8 parts by weight of paint, 2-8 parts by weight of resin, 65-85 parts by weight of solvent, 5-15 parts by weight of plasticizer, 1-5 parts by weight of releasing agent, 0.5-3 parts by weight of adhesive, and 0.1-1 parts by weight of dispersant. The resin is polyvinyl butyral. The solvent is a mixture of isopropyl alcohol and ethanol. The plasticizer is one or a mixture of two more selected from dibutyl sebacate, or dioctyl sebacate. The releasing agent is one or a mixture of two more selected from polyoxyethylene dilaurate, or butyl stearate. |
