LOESS BOARD WITH PROLONGED LIFESPAN WHICH IS HARMLESS TO THE HUMAN BODY AND A MANUFACTURING METHOD THEREOF

摘要

PURPOSE: A loess board is provided to uniformly maintain the strength of a loess board by forming each layer in one board and to prevent environmental contamination using a mineral fiber mesh. CONSTITUTION: A loess board comprises 70 parts by weight of magnesium oxide, 25 parts by weight of loess, 2 parts by weight of vegetable powder, 3 parts by weight of pearlstone, and 8 parts by weight of plant and mineral-extracted negative ions in 60-90 parts by weight of a magnesium chloride solution with a concentration of 18-35 in which an inorganic material pigment is mixed.