DURABLE CREPED TISSUE
    4.
    发明公开
    DURABLE CREPED TISSUE 审中-公开
    DAUERHAFTES KREPPPAPIER

    公开(公告)号:EP3063000A4

    公开(公告)日:2017-06-07

    申请号:EP14858989

    申请日:2014-10-28

    Abstract: It has now been discovered that the ratio of the wet tensile strength to the dry tensile strength of a tissue web, and more particularly a creped tissue web, can meet or exceed satisfactory levels without the excess use of a wet strength resin. For example, by treating the tissue making furnish with less than about 3 kilograms of wet strength resin per ton of furnish, forming the tissue web, and then creping the tissue web with a creping composition comprising a non-fibrous olefin polymer and a dispersing agent, a tissue web having a CD Wet/Dry ratio greater than about 0.30 may be produced. This discovery provides the flexibility to produce a tissue product with increased wet strength while reducing the add-on of wet strength agent.

    Abstract translation: 现已发现,湿纸张幅面的湿拉伸强度与干张纸强度的比率,更具体地说是起皱的纸幅,可以达到或超过满意的水平,而不会过量使用湿强度树脂。 例如,通过用每吨配料少于约3千克湿强度树脂处理薄页纸,形成薄页纸幅,然后用包含非纤维烯烃聚合物和分散剂的起皱组合物起皱薄页纸幅 可以生产具有大于约0.30的CD湿/干比的薄页纸幅。 该发现提供了生产具有增加的湿强度的薄纸产品的灵活性,同时减少了湿强度剂的添加量。

    METHOD OF MAKING A DISPERSIBLE MOIST WIPE
    8.
    发明公开
    METHOD OF MAKING A DISPERSIBLE MOIST WIPE 审中-公开
    VERFAHREN ZUR HERSTELLUNG EINES DISPERGIERBAREN FEUCHTEN WISCHTUCHS

    公开(公告)号:EP3063324A4

    公开(公告)日:2017-05-31

    申请号:EP14857526

    申请日:2014-10-13

    Abstract: A method for making a dispersible nonwoven sheet generally comprises dispersing natural fibers and regenerated fibers in a ratio of about 70 to about 90 percent by weight natural fibers and about 10 to about 30 percent by weight regenerated fibers in a liquid medium to form a liquid suspension. The liquid suspension is deposited over a foraminous forming wire to form a nonwoven tissue web. The nonwoven tissue web is sprayed with a first plurality of jets. Each jet of the first plurality of jets is spaced from an adjacent one of the first plurality of jets by a first distance. The nonwoven tissue web also is sprayed with a second plurality of jets. Each jet of the second plurality of jets is spaced from an adjacent one of the second plurality of jets by a second distance, and the second distance is less than the first distance. The nonwoven tissue web is dried to form the dispersible nonwoven sheet.

    Abstract translation: 制备可分散的非织造片材的方法通常包括将天然纤维和再生纤维以约70-约90重量%天然纤维和约10-约30重量%再生纤维在液体介质中的比例分散以形成液体悬浮液 。 将液体悬浮液沉积在多孔成形网上以形成非织造织物网。 用第一多个射流喷射非织造薄纸网。 第一多个射流中的每个射流与第一多个射流中的相邻一个间隔开第一距离。 非织造薄纸网幅也喷射第二多个射流。 第二多个喷口中的每个喷口与第二多个喷口中的相邻喷口间隔第二距离,并且第二距离小于第一距离。 将非织造薄纸网干燥以形成可分散的非织造薄片。

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