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Wah long as Pulp - no sewage emerging clean pulping process Pulp paper material www.jhcrzj.com diversity is an important aspect of the Pulp and Paper Industry. Most of the Western Han Dynasty paper as raw material hemp, hemp paper also dominated the Eastern Han Dynasty, to Cai Lun era, but also the use of the bark (mainly mulberry leather) paper. Since then, a variety of bark paper have come out. Wei and Jin Dynasties invented Mulberry, rattan parchment. Tang Dynasty and the emergence of the use of certain fragrant bark of a tree made of paper, parchment called incense. It is particularly worth mentioning is made of bamboo paper, bamboo paper appeared in the Tang dynasty. Bamboo Paper invention of papermaking raw materials greatly enriched. Application of paper in papermaking drugs is an important invention. Pulp papermaking process often added To some plant mucilage, ancient paper work called paper medicine. The role of paper as a drug suspension, the pulp fibers dispersed. At the same time it also prevents the fibers stick together, the wet paper is easy to divide sheets or mortgage points. When ancient paper commonly used drug of paper from the yellow hollyhock, star fruit vine, hibiscus leaves and other plant extract mucus made. However, as the professional needs big country, China is facing the grim situation papermaking inefficient high pollution, now use paper in papermaking drugs is an important invention. Pulp papermaking process often added To some plant mucilage, ancient paper work called paper medicine. The role of paper as a drug suspension, the pulp fibers dispersed. At the same time it also prevents the fibers stick together, the wet paper is easy to divide sheets or mortgage points. When ancient paper commonly used drug of paper from the yellow hollyhock, star fruit vine, hibiscus leaves and other plant extract mucus made. Clean pulping clean pulping clean pulping clean pulping clean pulping clean pulping clean pulping clean pulping clean pulping