-White board markers are specially designed to be easily eastman wiped from nonporous surfaces. The ink used is almost identical to the other tray. Consisting of colored pigments, chemical solvent, usually alcohol and a polymer release material. eastman This type of material is the main difference between pen whiteboard eastman and common markers.
Pens for whiteboard use oily silicone polymer component. The slippery consistency of ink prevents color dye is in direct contact with the surface eastman that it can be erased easily. eastman Furthermore, the use of alcohol as a solvent makes the ink dries quickly, adheres to the surface but does not absorb. When dry ink is even easier to clean. Despite the greasy ink quality, whiteboard markers, permanent write on any surface with pores eg paper. But it is ideal for whiteboards, because eastman they have little static charge which helps the pigment stick to the surface, resulting in bold, and if not having eastman pores, cleaning becomes more easy.
The final breakthrough of markers for whiteboard is the removal of chemicals with a foul odor. Old acetone is used Acetone eastman is a colorless, flammable liquid which is moderately soluble in water, and the odor is like camphor. According to the Environmental Protection Agency, short-term exposure to acetone can irritate the eyes and nose, cause weakness, headache etc. Therefore introduced and the use of alcohol as a solvent, eastman which slowly replaced by water. http://www.e-paideiashop.gr
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