Abstract:Fajian paper plays an important role in papermaking history of China, but the papermaking process has been controversial in academic circle. The middle layer of the book cover of Tian Jing Huo Wen , which was repaired in Peking University Library, was found to be Fajian paper with black filaments dispersed on the surface. The paper fibers and the black filaments were analyzed by using optical microscope, paper fiber analyser, scanning electron microscope and infrared spectrometer, the results showed that the fiber of the Fajian paper was from paper mulberry, and the main ingredient of the black filament was human hair, which provided a scientific basis for the historical research and process restoration of Fajian paper. |