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    • 10. 发明申请
    • A PROCESS FOR MAKING PAPER AND BOARD AND A FORMED PRODUCT
    • 制造纸板和成型产品的过程
    • WO2009106684A1
    • 2009-09-03
    • PCT/FI2009/050152
    • 2009-02-25
    • UPM-KYMMENE OYJSINKKO, TarjaSAHLBERG, Teppo
    • SINKKO, TarjaSAHLBERG, Teppo
    • D21H17/67
    • D21H17/67D21H17/675D21H17/69D21H21/52
    • The invention relates to a process for making paper and board, wherein a product is formed from a fibrous starting material and a filler. According to the invention the properties of the product that is being formed are controlled by the employed filler containing at least one filler component which is formed from particles having a substantially tabular particle shape and which is formed substantially synthetically by a process selected from the group of precipitation, agglomeration, chemical modification and combinations thereof, the mean particle size in the filler component being less than 20μm, and the degree of brightness in the filler component, determined according to ISO standard, being at least 86. In addition, the invention relates to a corresponding product.
    • 本发明涉及一种制造纸和纸板的方法,其中产品由纤维起始材料和填料形成。 根据本发明,正在形成的产品的性质由所用填料控制,所述填料含有至少一种填料组分,该填料组分由具有基本上平板状颗粒形状的颗粒形成,并且其通过选自以下的方法基本合成: 沉淀,附聚,化学改性及其组合,填料组分中的平均粒度小于20μm,并且根据ISO标准测定的填料组分的亮度为至少86.此外,本发明涉及 到相应的产品。