1.
    发明专利
    未知

    公开(公告)号:DE602005013678D1

    公开(公告)日:2009-05-14

    申请号:DE602005013678

    申请日:2005-10-29

    Applicant: BASF CORP BASF SE

    Abstract: The subject invention provides a composition and a process for forming a flexible polyurethane foam sealing device having improved compression set properties at increased temperatures. The sealing device is formed without the use of chemical blowing agents. The composition includes an isocyanate component for reaction with a resin component comprising an isocyanate-reactive component having a functionality of least four and a hydroxyl number of less than 40, a graft dispersion, and a physical blowing agent. The most preferred physical blowing agent is HFC-245 fa or 1,1,1,3,3-pentafluoropropane.

    2.
    发明专利
    未知

    公开(公告)号:AT427331T

    公开(公告)日:2009-04-15

    申请号:AT05023725

    申请日:2005-10-29

    Applicant: BASF SE

    Abstract: The subject invention provides a composition and a process for forming a flexible polyurethane foam sealing device having improved compression set properties at increased temperatures. The sealing device is formed without the use of chemical blowing agents. The composition includes an isocyanate component for reaction with a resin component comprising an isocyanate-reactive component having a functionality of least four and a hydroxyl number of less than 40, a graft dispersion, and a physical blowing agent. The most preferred physical blowing agent is HFC-245 fa or 1,1,1,3,3-pentafluoropropane.

    A proppant
    3.
    发明专利

    公开(公告)号:AU2009309692B2

    公开(公告)日:2015-02-05

    申请号:AU2009309692

    申请日:2009-10-29

    Applicant: BASF SE

    Abstract: A proppant comprises a particle and a polycarbodiimide coating disposed on the particle. The polycarbodiimide coating comprises the reaction product of a polymeric isocyanate and a monomeric isocyanate, in the presence of a catalyst. A method of forming the proppant comprises the steps of providing the particle, providing the polymeric isocyanate, providing the monomeric isocyanate, providing the catalyst, reacting the polymeric isocyanate and the monomeric isocyanate in the presence of the catalyst to form the polycarbodiimide coating, and coating the particle with the polycarbodiimide coating.

    AGENTE DE SOSTÉN
    5.
    发明专利

    公开(公告)号:ECSP11011078A

    公开(公告)日:2011-06-30

    申请号:ECSP11011078

    申请日:2011-05-24

    Applicant: BASF SE

    Abstract: Un agente de sostén comprende una partícula y un recubrimiento de policarbodiimida dispuesto sobre la partícula. El recubrimiento de policarbodiimida comprende el producto de reacción de a isocianato polimérico y a isocianato monomérico, en presencia de un catalizador. Un método para formar el agente de sostén comprende los pasos de proveer la partícula, proveer el isocianato polimérico, proveer el isocianato monomérico, proveer el catalizador, la reacción del isocianato polimérico y el isocianato monomérico en presencia del catalizador para formar el recubrimiento de policarbodiimida, y recubrir la partícula con el recubrimiento de policarbodiimida.

    A PROPPANT
    7.
    发明专利

    公开(公告)号:MY165277A

    公开(公告)日:2018-03-20

    申请号:MYPI2011001834

    申请日:2009-10-29

    Applicant: BASF SE

    Abstract: A PROPPANT COMPRISES A PARTICLE AND A POLYCARBODIIMIDE COATING DISPOSED ON THE PARTICLE. THE POLYCARBODIIMIDE COATING COMPRISES THE REACTION PRODUCT OF A POLYMERIC ISOCYANATE AND A MONOMERIC ISOCYANATE, IN THE PRESENCE OF A CATALYST. A METHOD OF FORMING THE PROPPANT COMPRISES THE STEPS OF PROVIDING THE PARTICLE, PROVIDING THE POLYMERIC ISOCYANATE, PROVIDING THE MONOMERIC ISOCYANATE, PROVIDING THE CATALYST, REACTING THE POLYMERIC ISOCYANATE AND THE MONOMERIC ISOCYANATE IN THE PRESENCE OF THE CATALYST TO FORM THE POLYCARBODIIMIDE COATING, AND COATING THE PARTICLE WITH THE POLYCARBODIIMIDE COATING. (FIG. 1)

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