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METHOD OF MANUFACTURING THIN PAPER absorbing filter and sanitary appointment with milled FIBERS Cotton cellulose and fiber sulphate bleached pulp from coniferous wood and aspen wood Eucalyptus

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国家林业和草原科学数据中心2023-02-12 更新2024-03-07 收录
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The invention relates to pulp and paper industry and can be used in paper production sanitary or filtering purpose. A method of manufacturing a thin absorbent paper, which includes milling of cotton cellulose, bleached sulfate pulp with coniferous and deciduous wood, with a fibrous suspension, forming from its paper cloth, its fastening and drying, characterized in that the fibers of cotton bleached pulp are ground to a grinding degree of 36-46 ° CF (fraction And), fibers of sulfate bleached pulp from coniferous wood - up to 29-36 ° W (fraction II), and as bleached pulp from deciduous Wood uses a mixture of bleached sulfate pulp fibers from wood eucalyptus and fibers of sulfate bleached pulp from aspen wood the ratio, wt. % 55 and 45 respectively, which are ground together to the degree of grinding 17-23 ° WR (fraction III); and before forming the paper web obtained fractions of the fibers are mixed with each other in water the ratio of mass%: cotton cellulose 28-32; bleached pulp of coniferous wood 10-20; mixture of bleached pulp from eucalyptus wood and sulfate bleached pulp from aspen wood 52-58.
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国家林业和草原科学数据中心
创建时间:
2023-02-12
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