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    Polvo de microcápsulas
    12.
    发明专利
    Polvo de microcápsulas 未知

    公开(公告)号：ES2568655T3

    公开(公告)日：2016-05-03

    申请号：ES06724924

    申请日：2006-03-03

    Applicant: BASF SE

    Inventor： AMRHEIN PATRICK ,  SPANNAGEL ALBERT ,  ASCHERL HERMANN ,  LANG-WITTKOWSKI GABRIELE

    IPC: B01J13/18 ,  B01J13/02

    Abstract: Polvo de microcápsulas con materiales de depósito de calor latente como núcleo de cápsula y una pared de cápsula constituido por del 10 al 100 % en peso de uno o varios alquilésteres C1-C24 del ácido acrílico y/o del ácido metacrílico, del 0 al 80 % en peso de un monómero bi- o polifuncional, que no es soluble en agua o es difícilmente soluble en agua y del 0 al 90 % en peso de otros monómeros referido en cada caso al peso total de los monómeros, con un tamaño promedio de partícula en el intervalo de 150 - 400 μm y con un 80 % en peso de las partículas que tienen un diámetro >= 90 μm.

    15.
    发明专利
    未知

    公开(公告)号：AT445607T

    公开(公告)日：2009-10-15

    申请号：AT06763451

    申请日：2006-06-01

    Applicant: BASF SE

    Inventor： SCHNEIDER JOERG ,  SCHERR GUENTER ,  ERHARDT RAINER ,  EICHFELDER ANDREAS ,  REIF MARTIN ,  HIRSCH STEFAN ,  SIEDER GEORG ,  HOLTMANN THOMAS ,  CIPRIAN JUERGEN ,  ASCHERL HERMANN

    IPC: C07D251/70

    Abstract: The invention relates to a process for removing salts from an alkanolic reaction mixture which is obtained in the preparation of alkoxycarbonylaminotriazines and comprises at least one alkoxycarbonylaminotriazine, at least one cyclic and/or acyclic carbonic ester, at least one C 1 -C 13 -alkanol which optionally comprises one or two oxygen atoms as ether bonds and is optionally substituted by C 1 -C 4 -alkyl and/or hydroxyl, and also at least one alkali metal alkoxide or alkaline earth metal alkoxide, with or without melamine and with or without catalyst, in which salts are removed from the reaction mixture by ion exchange over a cation exchanger and/or anion exchanger.

    17.
    发明专利
    未知

    公开(公告)号：AT531700T

    公开(公告)日：2011-11-15

    申请号：AT06763482

    申请日：2006-06-02

    Applicant: BASF SE

    Inventor： SCHNEIDER JOERG ,  SCHERR GUENTER ,  EHRHARDT RAINER ,  EICHFELDER ANDREAS ,  REIF MARTIN ,  HIRSCH STEFAN ,  SIEDER GEORG ,  HOLTMANN THOMAS ,  CIPRIAN JUERGEN ,  ASCHERL HERMANN

    IPC: C07D251/70

    Abstract: Processes comprising: providing an alkanolic reaction mixture, the alkanolic reaction mixture comprising: at least one alkoxycarbonylaminotriazine; at least one carbonic ester; at least one C1-C13-alkanol, which alkanol may further comprise up to two ether-bound oxygen atoms and may further comprise a substituent selected from the group consisting of C1-C4-alkyls and hydroxyls; and at least one alkali metal alkoxide or alkaline earth metal alkoxide; and subjecting the alkanolic reaction mixture to extraction with a polar extractant such that at least a portion of polar/ionic components present in the reaction mixture are removed, wherein the polar extractant is less than entirely miscible with an organic phase of the reaction mixture, to form an alkanolic phase comprising the at least one alkoxycarbonylaminotriazine and a polar phase comprising the polar extractant and the portion of polar/ionic components; and wherein the extraction is carried out with one or more selected from the group consisting of mixer/settler units, columns, centrifugal field separation extractors, and combinations thereof.

    19.
    发明专利
    未知

    公开(公告)号：AT483696T

    公开(公告)日：2010-10-15

    申请号：AT06763407

    申请日：2006-05-31

    Applicant: BASF SE

    Inventor： SCHNEIDER JOERG ,  SCHERR GUENTER ,  EHRHARDT RAINER ,  EICHFELDER ANDREAS ,  REIF MARTIN ,  HIRSCH STEFAN ,  SIEDER GEORG ,  HOLTMANN THOMAS ,  CIPRIAN JUERGEN ,  ASCHERL HERMANN

    IPC: C07D251/70

    Abstract: The invention relates to a process for preparing free-flowing, pulverulent alkoxycarbonylaminotriazine from an alkanolic reaction mixture which is obtained in the preparation of alkoxycarbonylaminotriazines and comprises at least one alkoxycarbonylaminotriazine, at least one cyclic and/or acyclic carbonic ester, at least one C1-C13-alkanol which optionally comprises one or two oxygen atoms in the form of ether bonds and is optionally substituted by C1-C4-alkyl and/or hydroxyl, and also at least one alkali metal or alkaline earth metal alkoxide, with or without melamine and with or without catalyst, by atomizing and drying the reaction mixture in a spray drier.

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