FILM FOR AGRICULTURE IN WHICH THE COLOR IS CHANGED ACCORDING TO THE TEMPERATURE AND THE CHANGE OF THE PACKED NEIGHBORING TEMPERATURE IS VISUALLY INFORMED

摘要

PURPOSE: A film for agriculture is provided to conveniently confirm the temperature state necessary for crop cultivation and to prevent the crops from being damaged by cold weather or high temperature.;CONSTITUTION: In a film(1) for agriculture in which the color is changed according to the temperature, the color is changed through a material in which a thermochromic pigment(3) is mixed in order to reversibly discolored and the thermochromic ink is printed on one side of the surface of the film. The film has the printed messages or patterns for displaying the dangerous temperature state of the crop cultivation in the neighboring high temperature or low temperature state.;COPYRIGHT KIPO 2011