纸的发展历史与作用（The history and function of paper）.docVIP

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纸的发展历史与作用（The history and function of paper）.doc

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纸的发展历史与作用（The history and function of paper） The history and function of paper Papermaking is one of the Chinese nation great contribution to human civilization at the same time, one of the paper is the scholars four jewels. Ancient books were written by Cai Lun in the Eastern Han Dynasty, and this argument is still debated. According to the unearthed relics and materials, ancient paper has been excavated in the tombs of Western Han dynasty. The paper is a mixture of animal and plant fibers, these fibers. After further processing is made of paper. Since the Eastern Han Dynasty, the paper making technology has been improved, and people can make tissue paper by using plant fiber alone. It can be inferred that Cai Lun in the Eastern Han Dynasty contributed to the improvement of papermaking. He invented the art of making paper from bark, linen, rags, fishnet, and the paper he gave to the emperor. So people call this kind of paper Cai Cai paper. The invention of papermaking technology led to the development of pens, ink and inkstone. Papermaking has spread to Southeast Asia, Europe and Arabia, which has promoted the progress of world civilization. The Western Han Dynasty is the embryonic stage of hemp paper, the yield is not too large, the origin is not wide, still not enough to replace the silk. Chinese Lopnur paper, see there are traces of light pressure. It can be seen that the pressing of the paper has already begun since the Western Han dynasty. In 1986, Gansu Tianshui on Western Han Dynasty unearthed ancient map Ma Tan, Shaanxi and Xian, with the wind and Gansu Ju Yan of the Western Han Dynasty unearthed hemp paper is paper, scholars debate. The thickness of the paper and the uneven distribution of fibers are called hemp paper. Hemp paper in the Han Dynasty to the Tang Dynasty Jinqian years, has been the main Chinese writing painting paper. The real meaning of the paper to a silver paper belongs to the southern Anhui Shexian and other places of production, then cha