AGENTES ENGRASANTES BAJOS EN COV, SU EMPLEO EN LA PRODUCCION Y/O TRATAMIENTO DE CUERO Y PIELES, ASI COMO EL CORRESPONDIENTE METODO DE PRODUCCION O DE TRATAMIENTO.

    公开(公告)号:ES2375108T3

    公开(公告)日:2012-02-24

    申请号:ES03704668

    申请日:2003-02-20

    Applicant: BASF SE

    Abstract: Agentes engrasantes para la producción y o tratamiento de cueros y pieles, que incluye A) por lo menos un aceite nativo modificado, así como B) por lo menos un estabilizante LnR donde L- representa con R a = H o metilo, R b = metilo, etilo o tert-butilo, R c = metilo, tert-butilo, ciclohexilo o metilciclohexilo, R representa un radical hidrocarburo C3 a C30 n-valente, saturado o insaturado, lineal alifático, o C4 a C30 alifático ramificado o C4 a C30 o (hetero)cicloalifático o C4 a C30 o (hetero)aromático, dado el caso sustituido con grupos carbonilo, alquilcarboniloxi, alquilcarbamoilo y/o alcoxicarbonilo y/o que contiene unidades O-, N(H)- y/o S-, y n es un número entero de 1 a 10, donde el estabilizante LnR exhibe en total por lo menos 20 átomos de C, y en el caso de n = 2: -R- también representa -S-, -O-, -N(H)-, -CH2-, -(CH2)2-, -CH(CH3)-, - (CH2)3-, -CH(C2H5)- o -C(CH3)2-.

    23.
    发明专利
    未知

    公开(公告)号:BRPI0706437A2

    公开(公告)日:2011-03-29

    申请号:BRPI0706437

    申请日:2007-01-12

    Applicant: BASF SE

    Abstract: The present invention relates to a method for the reduction of the formaldehyde emission of wood-base materials by application of nitrogen-containing compounds, wherein (i) a mixture which comprises at least one polyamine and, if appropriate, up to 20% by weight, based on the mixture, of urea is applied to the wood-base material; (ii) polyamine is applied on or in the particle or fiber cake; (iii) polyamine is applied to the coating substrate used for surface finishing and/or (iv) polyamine is applied to the exposed areas; the polyamines having a molecular weight of at least 500 g/mol and at least 6 primary or secondary amino groups.

    26.
    发明专利
    未知

    公开(公告)号:AT484383T

    公开(公告)日:2010-10-15

    申请号:AT07802539

    申请日:2007-08-08

    Applicant: BASF SE

    Abstract: The present invention relates to the use of MDF or HDF for the production of a floor panel which comprises a core of MDF or HDF, a backing and, if appropriate, a protective layer, the decorative layer otherwise usual in the case of laminate floor coverings preferably being dispensed with. Furthermore, the present invention relates to floor panels which are produced with the use according to the invention of MDF or HDF, and floor coverings which comprise the floor panels according to the invention.

    27.
    发明专利
    未知

    公开(公告)号:NO20082648L

    公开(公告)日:2008-08-12

    申请号:NO20082648

    申请日:2008-06-05

    Applicant: BASF SE

    Abstract: The present invention relates to a method for the reduction of the formaldehyde emission of wood-base materials by application of nitrogen-containing compounds, wherein (i) a mixture which comprises at least one polyamine and, if appropriate, up to 20% by weight, based on the mixture, of urea is applied to the wood-base material; (ii) polyamine is applied on or in the particle or fiber cake; (iii) polyamine is applied to the coating substrate used for surface finishing and/or (iv) polyamine is applied to the exposed areas; the polyamines having a molecular weight of at least 500 g/mol and at least 6 primary or secondary amino groups.

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