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    PLASTICIZER DEDUSTING AGENTS FOR JOINT COMPOUNDS
    1.
    发明申请
    PLASTICIZER DEDUSTING AGENTS FOR JOINT COMPOUNDS 审中-公开

    公开(公告)号：WO2021015912A1

    公开(公告)日：2021-01-28

    申请号：PCT/US2020/039087

    申请日：2020-06-23

    Applicant: UNITED STATES GYPSUM COMPANY

    Inventor： DONOVAN, Alexander J. ,  KINCAID, Tyler ,  PELOT, David ,  STEVENS, Richard B. ,  NEGRI, Robert H. ,  PUNATI, Naveen

    IPC: C04B24/04 ,  C04B26/04 ,  C04B28/14

    Abstract: A joint compound including calcium sulfate hemihydrate and/or at least one filler, wherein a total amount of the at least one filler and/or calcium sulfate hemihydrate is at least about 50 wt% of the joint compound on a dry (water-free) basis, preferably the filler comprises calcium carbonate, calcium sulfate dihydrate, or calcium sulfate anhydrite, or a mixture thereof; binder at up to about 15 wt% of the joint compound on a dry basis; polymer thickener at up to about 3 wt% of the joint compound on a dry basis; plasticizer dedusting agent at about 0.01 to about 3 wt% of the joint compound on a dry (water free) basis; and an additive up to about 10 wt% of the joint compound on a dry basis.

    NONWOVEN JOINT TAPE HAVING LOW MOISTURE EXPANSION PROPERTIES AND METHOD FOR USING SAME
    3.
    发明公开
    NONWOVEN JOINT TAPE HAVING LOW MOISTURE EXPANSION PROPERTIES AND METHOD FOR USING SAME 有权
    与已经按照从小湿度成功ENDER扩张和的无纺连接胶带

    公开(公告)号：EP2092102A1

    公开(公告)日：2009-08-26

    申请号：EP07862025.9

    申请日：2007-11-14

    Applicant: United States Gypsum Company

    Inventor： IMMORDINO, Salvatore C. ,  STEVENS, Richard B. ,  MILLER, Charles J. ,  NEILL, Paul H.

    IPC: D04H13/00

    CPC classification number: E04F19/062 ,  C09J7/21 ,  C09J2400/263 ,  D04H1/4218 ,  D04H1/425 ,  D04H1/435 ,  D04H1/4382 ,  D04H1/58 ,  D04H13/008 ,  E04F13/076 ,  E04F21/00 ,  Y10T156/10 ,  Y10T442/20 ,  Y10T442/2738 ,  Y10T442/60

    Abstract: The invention is directed to a joint tape for finishing a joint between boards comprising a nonwoven substrate that does not swell substantially in the presence of water. The invention further provides a method of finishing a joint between boards comprising (i) applying a joint tape of the invention to a joint between boards by embedding the joint tape in a first coat of joint compound, (ii) applying a second coat of joint compound over the tape, wherein step (ii) is carried out before the joint tape and joint compound applied in step (i) have substantially dried, and optionally (iii) applying a third fill or finish coat of joint compound over the tape, wherein step (iii) is carried out before the joint tape and second coat have substantially dried.

    Abstract translation: 本发明涉及一种关节带活页，其包括非织造基底也不会在水的存在下溶胀基本上之间的接头。 本发明进一步提供在完成通过嵌入在接头化合物的第一涂布接头胶带将本发明应用于板之间的关节的关节带，包括板之间的接缝（ⅰ）的方法，（ii）施加的接头的第二涂层 化合物在所述带材，worin步骤（ii）中的接头胶带和联合化合物在步骤（i）中的应用之前进行具有基本上干燥，和任选的（iii）将接头化合物的第三填充或面漆在所述带材，worin 步骤（iii）在所述关节带和第二涂层具有基本上干燥之前进行。

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