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    Arrangement for and a method of manufacturing a fibrous web
    3.
    发明授权
    Arrangement for and a method of manufacturing a fibrous web 有权
    丝网的制造方法和制造方法

    公开(公告)号：US09447543B2

    公开(公告)日：2016-09-20

    申请号：US14769764

    申请日：2015-08-21

    申请人： WETEND TECHNOLOGIES OY

    发明人： Jouni Matula

    IPC分类号： D21F1/00 ,  D21F11/00 ,  C04B28/10 ,  C01F11/18 ,  D21H17/00

    CPC分类号： D21F11/002 ,  C01F11/181 ,  C04B28/10 ,  D21F1/00 ,  D21H17/00 ,  D21H17/63 ,  Y02P40/18 ,  C04B32/02

    摘要： A method of manufacturing a fibrous web including: preparing furnish of a thick stock component and filtrate, preparing foamed furnish by mixing a surfactant and gas into the furnish, introducing the foamed furnish to a headbox of a fiber web machine, and laying the foamed furnish on a wire or between wires of a wire section of a fiber web machine for forming the fibrous web, wherein the preparation of the foamed furnish by injecting the gas uses an injection liquid to the furnish.

    摘要翻译： 一种纤维网的制造方法，其特征在于，包括：准备浓缩原料成分和滤液的配料，通过将表面活性剂和气体混合到配料中来制备发泡配料，将发泡配料引入纤维网机的流浆箱中，以及铺设泡沫配料 在用于形成纤维网的纤维网机的丝线部分的丝线或线之间，其中通过注入气体制备发泡配料使用注射液体到配料中。

    RHEOLOGICALLY STABLE AQUEOUS MINERAL MATERIAL SUSPENSIONS COMPRISING ORGANIC POLYMERS HAVING REDUCED VOLATILE ORGANIC COMPOUND (VOC) CONTENT
    6.
    发明申请
    RHEOLOGICALLY STABLE AQUEOUS MINERAL MATERIAL SUSPENSIONS COMPRISING ORGANIC POLYMERS HAVING REDUCED VOLATILE ORGANIC COMPOUND (VOC) CONTENT 审中-公开
    具有降低挥发性有机化合物（VOC）含量的有机聚合物的流变稳定的矿物材料悬浮液

    公开(公告)号：US20150203653A1

    公开(公告)日：2015-07-23

    申请号：US14425081

    申请日：2013-09-20

    申请人： Omya International AG

    发明人： Samuel Rentsch ,  Matthias Buri ,  Patrick A.C. Gane

    IPC分类号： C08K3/26

    CPC分类号： C08K3/26 ,  C01P2004/62 ,  C01P2006/22 ,  C08K2003/265 ,  C09C1/021 ,  D21H17/00 ,  D21H17/63 ,  D21H19/38

    摘要： The present invention concerns a rheologically stable aqueous mineral material suspension comprising a) at least one mineral material, and b) at least one polymer of acrylic and/or methacrylic acid, wherein the at least one polymer of acrylic and/or methacrylic acid is obtained by polymerization of acrylic and/or methacrylic acid monomer(s) in water using a compound of the formula (I) wherein X represents Li, Na, K or H, and R represents an alkyl chain comprising 1 to 5 carbon atoms, and the compound of formula (I) is used in an amount of from 0.1 to 2.5 wt. % based on the weight of said monomer(s); has a weight molecular weight Mw of from 800 to 8000 g/mol; a polydispersity index Ip in the range from 2 to 3; and wherein the aqueous mineral material suspension has a content of volatile organic compounds (VOC) of ≦20 mg/kg, as well as their preparation process and uses thereof.

    摘要翻译： 本发明涉及一种流变学稳定的含水矿物材料悬浮液，其包含a）至少一种矿物材料，和b）至少一种丙烯酸和/或甲基丙烯酸的聚合物，其中获得至少一种丙烯酸和/或甲基丙烯酸的聚合物 通过使用式（I）的化合物在水中使丙烯酸和/或甲基丙烯酸单体聚合，其中X表示Li，Na，K或H，R表示含有1至5个碳原子的烷基链， 式（I）化合物的用量为0.1-2.5wt。 基于所述单体的重量％; 重量分子量Mw为800至8000g / mol; 多分散指数Ip在2到3的范围内; 并且其中所述含水矿物材料悬浮液具有＆lt; nEE; 20mg / kg的挥发性有机化合物（VOC）的含量及其制备方法和用途。