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Diatom mud uses inorganic pigments that last a long time and do not fade
Many owners are worried that the color of diatom mud will fade over time, and are worried that the color of diatom mud, like other decorative wall materials, will contain toxic and harmful substances. . In fact, owners can rest assured that these phenomena will not happen. Diatom mud uses natural inorganic pigments, which are oxidized and have the most stable properties. For example, the murals in Dunhuang Mogao Grottoes and the thangkas in Tibet all use inorganic pigments. Therefore, diatom mud will not fade over time and has a very long life.
So what is the difference between inorganic pigments and organic pigments? Organic pigments are substances that make objects color. Pigments are divided into soluble and insoluble, inorganic and organic. Inorganic pigments are generally mineral substances. Humans have long known the use of inorganic pigments, using colored earth and ores, to paint on rock walls and smear their bodies. Organic pigments are generally taken from plants and marine animals. The ingredients of pigments come from many substances. Some are extracted from ores, some are extracted from plants and animals, and some are pure chemical pigments. Traditional Chinese painting pigments are generally It is divided into two categories: mineral pigments and plant pigments. From the history of use, minerals should come first and then plants, just like when using ink, there should be pine smoke first and oil smoke later. The bright colors left on the ancient rock paintings were found to be made from mineral pigments (such as cinnabar). The remarkable characteristics of mineral pigments are that they are not easy to fade and are brightly colored. Most people who have seen Zhang Daqian's splash-color paintings in his later years have this impression. , large areas of azurite, azurite, and cinnabar can refresh people's spirits! Plant pigments are mainly extracted from trees and flowers.