NANOPARTICULATE ACTIVE INGREDIENT FORMULATIONS
    1.
    发明申请
    NANOPARTICULATE ACTIVE INGREDIENT FORMULATIONS 审中-公开
    纳米微粒活性制剂

    公开(公告)号:WO2007048730A8

    公开(公告)日:2008-06-05

    申请号:PCT/EP2006067473

    申请日:2006-10-17

    CPC classification number: A01N25/04 A01N25/28 A01N2300/00

    Abstract: The present invention encompasses aqueous dispersions comprising a nanoparticulate formulation of active crop protection ingredients, in which the nanoparticles have core-shell structures with a mean particle diameter of 0.05 to 2.0 µm and the active crop protection ingredient is present in the core in X-ray-amorphous form together with one or more polymers, and the shell consists of a stabilized envelope matrix preparable by a process which is characterized in that (a) a solution of the active crop protection ingredient in a water-miscible organic solvent is prepared, (b) the solution obtained in step (a) is mixed with the core polymer or a solution of the core polymer in a water-miscible organic solvent, the polymer being insoluble or only partly soluble in water or aqueous solutions or water-solvent mixtures; and (c) the mixture resulting from (b) is contacted with an aqueous solution comprising components of the envelope matrix.

    Abstract translation: 本发明包括水性分散体,其包括植物保护剂的纳米微粒制剂,其中表现出与0.05微米至2.0微米的平均粒径和在芯透视作物保护试剂与一种或多种聚合物一起无定形纳米粒子的核 - 壳结构的 和壳由一个稳定涂层基质通过一个过程,其特征在于:(a)制备在水混溶性有机溶剂中的作物保护剂的溶液,(b)以步骤溶液中制备的(a)中获得的与芯聚合物 混合或在与水混溶的有机溶剂中的核聚合物,其中所述聚合物是不溶的或仅部分可溶于水或水溶液或水 - 溶剂混合物中的溶液; 和(c)从(b)中得到的混合用包含在接触的涂层基质的成分的水溶液带来的。

    Agrochemical nanoparticulate active ingredient formulations

    公开(公告)号:ZA200804477B

    公开(公告)日:2009-08-26

    申请号:ZA200804477

    申请日:2008-05-23

    Applicant: BASF SE

    Abstract: The present invention comprises aqueous dispersions comprising a nanoparticulate formulation of crop protection agents in which the nanoparticles have core-shell structures having a mean particle diameter of 0.05 to 2.0 mum and the crop protection agent is present in the core X-ray amorphous together with one or more polymers, where the polymer is not or only partially soluble in water or aqueous solutions or water/solvent mixtures and the shell consists of a stabilizing coating matrix, preparable by a process which comprises (a) preparing a solution of the crop protection agent in a water-immiscible organic solvent, (b) dissolving the core polymer in a water-immiscible organic solvent; and (c) emulsifying the mixture resulting from (a) and (b) with an aqueous solution comprising components of the coating matrix by injecting the corresponding solutions into a mixing chamber and removing the organic solvent after emulsification.

    FORMULACIONES DE SUSTANCIA ACTIVA QUE CONTIENEN COPOLIMEROS CON ACIDO SULFONICO Y ACRILATO DE FENOXIETILO.

    公开(公告)号:ES2364660T3

    公开(公告)日:2011-09-08

    申请号:ES04790621

    申请日:2004-10-19

    Applicant: BASF SE

    Abstract: Formulación de sustancia activa que contiene a) al menos una sustancia activa seleccionada del grupo de las sustancias protectoras de vegetales b) al menos un copolímero radical aleatorio estructurado de los monómeros i), ii) y iii), en cuyo caso i) es al menos un ácido sulfónico insaturado olefínicamente de la fórmula I **Fórmula** donde n es 0 a 10 X es O o NR5 R1 es hidrógeno o metilo R2, R3 independientemente uno de otro son hidrógeno, alquilo de C1 a C6 R5 es hidrógeno, alquilo, arilo, alquilarilo, arilalquilo, alcoxialquilo, ariloxialquilo, alcoxiarilo, hidroxialquilo, (di)alquilaminoalquilo, (di)alquilaminoarilo, (di)arilaminoalquilo, alquilarilaminoalquilo, alquilarilaminoarilo, en cuyo caso los residuos de arilo pueden estar sustituidos o son sales de los mismos o mezclas de ácido y sales y ii) fenoxietilacrilato, iii) opcionalmente otros monómeros insaturados olefínicamente de la fórmula IIb **Fórmula** en cuyo caso Y es O o NR5, R10 es hidrógeno o metilo, R5, R6 significan hidrógeno, alquilo, arilo, alquilarilo, arilalquilo, alcoxialquilo, aril-oxialquilo, alcoxiarilo, hidroxialquilo, (di)alquilaminoalquilo, (di)alquilaminoarilo, (di)arilaminoalquilo, alquilarilaminoalquilo, alquilarilaminoarilo, en cuyo caso los residuos arilo pueden estar sustituidos y c) opcionalmente otros aditivos, que puede prepararse mediante un método, caracterizada porque se disuelven (i) los componentes a) y b) y opcionalmente c) así como opcionalmente otros aditivos separados unos de otro en solventes iguales o diferentes y se mezclan las soluciones unas con otras y opcionalmente a continuación se retira el solvente de manera usual en la mayor medida posible; o (ii) se prepara una solución conjunta de los componentes a) y b) y opcionalmente c) así como opcionalmente otros aditivos, cargando uno de los componentes disuelto en un solvente orgánico, adicionando los otros componentes y disolviendo y opcionalmente a continuación se retira el solvente de manera usual en la mayor medida posible; o (iii) se lleva el componente b) así como opcionalmente otros aditivos a solución acuosa, los componentes a) y dado el caso c) y opcionalmente se disuelven otros aditivos en uno o varios solventes orgánicos miscibles con agua, se mezclan las soluciones de los componentes entre sí, mediante suministro de energía se obtiene la formulación de sustancia activa en forma dispersada y opcionalmente a continuación se retira el solvente de manera usual en la mayor medida posible.

    PROCEDIMIENTO PARA MARCAR MATERIALES.

    公开(公告)号:ES2335115T3

    公开(公告)日:2010-03-22

    申请号:ES05750713

    申请日:2005-06-02

    Applicant: BASF SE

    Abstract: Procedimiento para la marcación de materiales con micropartículas codificadas, caracterizado porque se emplean micropartículas codificadas, que se han obtenido a través de: (i) polimerización de al menos un monómero soluble en agua insaturado monoetilénicamente en presencia de al menos un monómero insaturado etilénicamente con al menos dos enlaces dobles en la molécula a través de polimerización de suspensión inversa de agua en aceite, en la que como agentes de suspensión se emplean nanopartículas dotadas, (ii) polimerización de la emulsión de monómeros insolubles en agua insaturados monoetilénicamente con 0 a 10% en peso, con relación a la mezcla de monómeros, de al menos un monómero insaturado etilénicamente con al menos dos enlaces dobles en la molécula, en el que como emulsionante para la estabilización de la fase dispersa se emplean nanopartículas dotadas, (iii) polimerización de al menos un monómero insaturado etilénicamente junto con una sustancia colorante copolimerizable, que presenta un enlace doble insaturado etilénicamente y, dado el caso, aglomeración de estas partículas.

    5.
    发明专利
    未知

    公开(公告)号:AT448251T

    公开(公告)日:2009-11-15

    申请号:AT05750713

    申请日:2005-06-02

    Applicant: BASF SE

    Abstract: The invention relates to a method for the marking of materials with coded microparticies, wherein coded microparticles which are obtainable by (i) polymerization of at least one water-soluble monoethylenically unsaturated monomer in the presence of at least one ethylenically unsaturated monomer having at least two double bonds in the molecule by inverse water-in-oil suspension polymerization, doped nanoparticles being used as the suspending medium, (ii) emulsion polymerization of water-insoluble monoethylenically unsaturated monomers with from 0 to 10% by weight, based on the monomer mixture, of at least one ethylenically unsaturated monomer having at least two double bonds in the molecule, doped nanopartices being used as an emulsifier for stabilizing the disperse phase, (iii) polymerization of at least one ethylenically unsaturated monomer together with a copolymerizable dye which has an ethylenically unsaturated double bond, and, if appropriate, agglomeration of these partices or (iv) agglomeration of at least two different groups of microparticles which differ in their absorption, emission and/or scattering of electromagnetic radiation to give aggregates having a mean particle diameter of from 300 mum to 500 mum are used, the use of the coded microparticles for the marking of materials and the materials marked with the microparticles.

    7.
    发明专利
    未知

    公开(公告)号:AT505951T

    公开(公告)日:2011-05-15

    申请号:AT04790621

    申请日:2004-10-19

    Applicant: BASF SE

    Abstract: New active agent formulations contain active agent(s) (A); random radical copolymer(s) (B), derived from sulfoalkyl (meth)acrylate or N-sulfoalkyl-(meth)acrylamide monomer(s) (I) (and/or their salts), (meth)acrylate ester or N-substituted (meth)acrylamide monomer(s) (II) and optionally further monomers; and optionally further additives (C). New active agent formulations contain active agent(s) (A); random radical copolymer(s) (B), derived from olefinically unsaturated sulfonic acid(s) of formula (I) (and/or their salts), monomer(s) of formula H 2C=C(R 4>)-CO-YR 6> (II) and optionally further monomers; and optionally further additives (C). n : 0-10; X, Y : O or NR 5>; R 1>, R 4>H or Me; R 2>, R 3>H or 1-6C alkyl; R 5>, R 6>H, alkyl, aryl, alkylaryl, alkoxyalkyl, aryloxyalkyl, alkoxyaryl, hydroxyalkyl, (di)alkylaminoalkyl, (di)arylaminoalkyl, alkylarylaminoalkyl or alkylarylaminoaryl (where aryl groups are optionally substituted). Independent claims are included for: (1) the preparation of aqueous dispersions, by contacting the formulations with aqueous systems (optionally in presence of additives) and dispersion conventionally; (2) the preparation of the formulations, by dissolving (A) - (C) and optionally further additives in an organic solvent (or dissolving the components separately in organic solvents then mixing the solutions), then conventionally removing the solvent; and (3) an alternative preparation of the formulations, by forming an aqueous solution of (B); dissolving (A), (C) (if present) and optionally further additives in water-miscible organic solvent(s); mixing the solutions; applying energy to form a dispersion; and conventionally removing the solvent. [Image].

    8.
    发明专利
    未知

    公开(公告)号:DE502005008485D1

    公开(公告)日:2009-12-24

    申请号:DE502005008485

    申请日:2005-06-02

    Applicant: BASF SE

    Abstract: The invention relates to a method for the marking of materials with coded microparticies, wherein coded microparticles which are obtainable by (i) polymerization of at least one water-soluble monoethylenically unsaturated monomer in the presence of at least one ethylenically unsaturated monomer having at least two double bonds in the molecule by inverse water-in-oil suspension polymerization, doped nanoparticles being used as the suspending medium, (ii) emulsion polymerization of water-insoluble monoethylenically unsaturated monomers with from 0 to 10% by weight, based on the monomer mixture, of at least one ethylenically unsaturated monomer having at least two double bonds in the molecule, doped nanopartices being used as an emulsifier for stabilizing the disperse phase, (iii) polymerization of at least one ethylenically unsaturated monomer together with a copolymerizable dye which has an ethylenically unsaturated double bond, and, if appropriate, agglomeration of these partices or (iv) agglomeration of at least two different groups of microparticles which differ in their absorption, emission and/or scattering of electromagnetic radiation to give aggregates having a mean particle diameter of from 300 mum to 500 mum are used, the use of the coded microparticles for the marking of materials and the materials marked with the microparticles.

Patent Agency Ranking