moldagem, processo para a produção de uma moldagem, e, uso de uma moldagem

    公开(公告)号:BR112013005559A2

    公开(公告)日:2016-05-03

    申请号:BR112013005559

    申请日:2011-08-29

    Applicant: BASF SE

    Abstract: moldagem, processo para a produção de uma moldagem, e, uso de uma moldagem. uma moldagem contendo lignocelulose em multicamadas contendo: a) uma camada do meio ou uma pluralidade de camadas do meio contendo partículas contendo lignocelulose que é/são obtenível/obteníveis pelo uso de um aglutinante (a) e b) uma camada de revestimento ou uma pluralidade de camadas de revestimento contendo partículas de lignocelulose que é/são obtenível/obteníveis pelo uso de um aglutinante (b), o aglutinante sendo selecionado do grupo consistindo de (al) resinas de formaldeído e (a2) um isocianto orgânico tendo pelo menos dois grupos isocianato; o aglutinante sendo selecionado do grupo consistindo de (al) resinas de formaldeído e (a20) um isocianato orgânico tendo pelo menos dois grupos isocianato; o aglutinante (b) contendo os seguintes componentes: um componente aquoso (i) contendo: (i) um polímero a que é composto dos seguintes monômeros: a) de 70% a 100% em peso de pelo menos um ácido mono e/ou dicarboxílico etilenicamente insaturado (monômeros) a1) e b) de 0% a 30% em peso de pelo menos outro monômero etilenicamente insaturado que difere dos monômeros a1 (monômeros) a2) opcionalmente (ii) um agente reticulante de peso molecular baixo tendo pelo menos dois grupos funcionais que são selecionados do grupo consistindo de hidroxila, carboxila e seus derivados, amina primária, amina secundária e amina terciária, epóxido, aldeído, um isocianato orgênico tendo pelo menos dois grupos isocianato como componenete (ii) e, opcionalmente, um componente (iii), como uma dispersão aquosa, contendo: um ou mais polímero(s) m que é/são composto(s) dos seguintes: a) de 0% a 50% em peso de pelo menos um monômero etilenicamente insaturado que contém pelo menos um epóxido e/ou pelo menos um grupo hidróxi-alquila (monômero(s)m1) b) de 50% a 100% em peso de pelo menos um outro monômero etilenicamente insaturado que difer dos monômeros m1 (monômero(s)m2) e, opcionalmente, aditivos costumeiros como componente (iv), e o aglutinante (b) opcionalmente contém um agente capturador de formaldeído.

    MULTI-LAYER MOLDED BODY CONTAINING LIGNOCELLULOSE AND HAVING LOW FORMALDEHYDE EMISSION

    公开(公告)号:RS53702B1

    公开(公告)日:2015-04-30

    申请号:RSP20140672

    申请日:2011-12-14

    Applicant: BASF SE

    Abstract: The invention relates to a multi-layer molded body that contains lignocellulose, comprising A) a middle layer or a plurality of middle layers, which contain(s) particles that contain lignocellulose and which can be obtained by using a binder (a), and B) an outer layer or a plurality of outer layers, which contain(s) particles that contain lignocellulose and which can be obtained by using a binder (b), wherein the binder (a) is selected from the group comprising (a1) formaldehyde resins and (a2) an organic isocyanate having at least two isocyanate groups; wherein the binder (b) contains the following components: an aqueous component (I) containing (i) a polymer A, which is constructed from the following monomers: a) 70 to 100 wt % of at least one ethylenically unsaturated monocarboxylic acid and/or dicarboxylic acid (monomer(s) A1) and b) 0 to 30 wt % of at least one additional ethylenically unsaturated monomer that differs from the monomers A1 (monomer(s) A2), possibly (ii) a low-molecular-weight cross-linking agent having at least two functional groups, which are selected from the group comprising hydroxy, carboxylic acid and derivatives thereof, primary, secondary, and tertiary amine, epoxy, and aldehyde, an organic isocyanate having at least two isocyanate groups as component (II), and possibly a component (III) as an aqueous dispersion containing one or more polymers M, which are constructed from the following monomers: a) 0 to 50 wt % of at least one ethylenically unsaturated monomer that contains at least one epoxide group and/or at least one hydroxyalkyl group (monomer(s) M1), and b) 50 to 100 wt % of at least one additional ethylenically unsaturated monomer that differs from the monomers M1 (monomer(s) M2), and possibly common additives as component (IV), and wherein at least one middle layer (A) contains expanded plastic particles and possibly at least one outer layer B) contains expanded plastic particles, and the binder (b) possibly contains a formaldehyde scavenger.

    MULTILAYER LIGNOCELLULOSE-CONTAINING MOLDINGS HAVING LOW FORMALDEHYDE EMISSION

    公开(公告)号:ZA201302491B

    公开(公告)日:2014-06-25

    申请号:ZA201302491

    申请日:2013-04-08

    Applicant: BASF SE

    Abstract: A multilayer lignocellulose-containing molding comprising A) a middle layer or a plurality of middle layers comprising lignocellulose-containing particles which is/are obtainable by using a binder (a) and B) a covering layer or a plurality of covering layers comprising lignocellulose-containing particles which is/are obtainable by using a binder (b), the binder (a) being selected from the group consisting of (a1) formaldehyde resins and (a2) an organic isocyanate having at least two isocyanate groups; the binder (b) comprising the following components: an aqueous component (I) comprising (i) a polymer A which is composed of the following monomers: a) from 70 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) and b) from 0 to 30% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2) optionally (ii) a low molecular weight crosslinking agent having at least two functional groups which are selected from the group consisting of hydroxyl, carboxyl and derivatives thereof, primary, secondary and tertiary amine, epoxy, aldehyde, an organic isocyanate having at least two isocyanate groups as component (II) and, optionally, a component (III), as an aqueous dispersion, comprising one or more polymer(s) M which is/are composed of the following monomers: a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide and/or at least one hydroxyalkyl group (monomer(s) M1) and b) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2) and, optionally, customary additives as component (IV), and the binder (b) optionally comprises a formaldehyde scavenger.

    Multilayer lignocellulose-containing moldings having low formaldehyde emission

    公开(公告)号:AU2011298919A1

    公开(公告)日:2013-03-21

    申请号:AU2011298919

    申请日:2011-08-29

    Applicant: BASF SE

    Abstract: A multilayer lignocellulose-containing molding comprising A) a middle layer or a plurality of middle layers comprising lignocellulose-containing particles which is/are obtainable by using a binder (a) and B) a covering layer or a plurality of covering layers comprising lignocellulose-containing particles which is/are obtainable by using a binder (b), the binder (a) being selected from the group consisting of (a1) formaldehyde resins and (a2) an organic isocyanate having at least two isocyanate groups; the binder (b) comprising the following components: an aqueous component (I) comprising (i) a polymer A which is composed of the following monomers: a) from 70 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) and b) from 0 to 30% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2) optionally (ii) a low molecular weight crosslinking agent having at least two functional groups which are selected from the group consisting of hydroxyl, carboxyl and derivatives thereof, primary, secondary and tertiary amine, epoxy, aldehyde, an organic isocyanate having at least two isocyanate groups as component (II) and, optionally, a component (III), as an aqueous dispersion, comprising one or more polymer(s) M which is/are composed of the following monomers: a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide and/or at least one hydroxyalkyl group (monomer(s) M1) and b) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2) and, optionally, customary additives as component (IV), and the binder (b) optionally comprises a formaldehyde scavenger.

    MULTILAYER LIGNOCELLULOSE-CONTAINING MOLDINGS HAVING LOW FORMALDEHYDE EMISSION

    公开(公告)号:CA2810275A1

    公开(公告)日:2012-03-15

    申请号:CA2810275

    申请日:2011-08-29

    Applicant: BASF SE

    Abstract: A multilayer lignocellulose-containing molding comprising A) a middle layer or a plurality of middle layers comprising lignocellulose-containing particles which is/are obtainable by using a binder (a) and B) a covering layer or a plurality of covering layers comprising lignocellulose-containing particles which is/are obtainable by using a binder (b), the binder (a) being selected from the group consisting of (a1) formaldehyde resins and (a2) an organic isocyanate having at least two isocyanate groups; the binder (b) comprising the following components: an aqueous component (I) comprising (i) a polymer A which is composed of the following monomers: a) from 70 to 100% by weight of at least one ethylenically unsaturated mono- and/or dicarboxylic acid (monomer(s) A1) and b) from 0 to 30% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers A1 (monomer(s) A2) optionally (ii) a low molecular weight crosslinking agent having at least two functional groups which are selected from the group consisting of hydroxyl, carboxyl and derivatives thereof, primary, secondary and tertiary amine, epoxy, aldehyde, an organic isocyanate having at least two isocyanate groups as component (II) and, optionally, a component (III), as an aqueous dispersion, comprising one or more polymer(s) M which is/are composed of the following monomers: a) from 0 to 50% by weight of at least one ethylenically unsaturated monomer which comprises at least one epoxide and/or at least one hydroxyalkyl group (monomer(s) M1) and b) from 50 to 100% by weight of at least one further ethylenically unsaturated monomer which differs from the monomers M1 (monomer(s) M2) and, optionally, customary additives as component (IV), and the binder (b) optionally comprises a formaldehyde scavenger.

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