PROCESS FOR PREPARING A POLYISOCYANURATE POLYURETHANE MATERIAL
    3.
    发明公开
    PROCESS FOR PREPARING A POLYISOCYANURATE POLYURETHANE MATERIAL 有权
    用于生产POLYISOCYANURATPOLYURETHANMATERIALS

    公开(公告)号:EP1940898A1

    公开(公告)日:2008-07-09

    申请号:EP06793902.5

    申请日:2006-09-29

    IPC分类号: C08G18/09 C08G18/48 C08G18/76

    摘要: A process for preparing a polyisocyanurate polyurethane material, which process comprises reacting a polyisocyanate and an isocyanate-reactive composition, wherein the reaction is conducted at an isocyanate index of 150 to 5000 and in the presence of a trimerisation catalyst, wherein the polyisocyanate comprises a) 80- 100% by weight of diphenylmethane diisocyanate comprising at least 40%, preferably at least 60% and most preferably at least 85% by weight of 4,4'- diphenylmethane diisocyanate and/or a variant of said diphenylmethane diisocyanate which variant is liquid at 25°C and has an NCO value of at least 20% by weight (polyisocyanate a), and b) 20-0% by weight of another polyisocyanate (polyisocyanate b), the amount of polyisocyanate a) and polyisocyanate b) being calculated on the total amount of this polyisocyanate a) and polyisocyanate b), and wherein the isocyanate-reactive composition comprises a) 80-100% by weight of a polyether polyol having an average nominal functionality of 2-6, an average equivalent weight of 1100-5000 and an oxyethylene (EO) content of 50-90% by weight and b) 20-0% by weight of one or more other isocyanate-reactive compounds, the amount of polyo l a) and isocyanate-reactive compound b) being calculated on the total amount of this polyol a) and compound b) and wherein the hardblock content is at most 49%.

    PROCESS FOR PREPARING POLYISOCYANURATE POLYURETHANE MATERIAL
    6.
    发明授权
    PROCESS FOR PREPARING POLYISOCYANURATE POLYURETHANE MATERIAL 有权
    用于生产POLYISOCYANAT聚氨酯材料

    公开(公告)号:EP1940899B1

    公开(公告)日:2009-08-05

    申请号:EP06793910.8

    申请日:2006-09-29

    IPC分类号: C08G18/09 C08G18/48 C08G18/76

    摘要: A process for preparing a polyisocyanurate polyurethane material, which process comprises reacting a polyisocyanate and an isocyanate-reactive composition, wherein the reaction is conducted at an isocyanate index of 1600 to 100,000 and in the presence of a trimerisation catalyst, wherein the polyisocyanate comprises a) 75-100% by weight of diphenylmethane diisocyanate comprising at least 40%, preferably at least 60% and most preferably at least 85% by weight of 4,4'- diphenylmethane diisocyanate and/or a variant of said diphenylmethane diisocyanate which variant is liquid at 25°C and has an NCO value of at least 20% by weight (polyisocyanate a), and b) 25-0% by weight of another polyisocyanate (polyisocyanate b), the amount of polyisocyanate a) and polyisocyanate b) being calculated on the total amount of this polyisocyanate a) and polyisocyanate b), and wherein the isocyanate-reactive composition comprises a) 80-100% by weight of a polyether polyol having an average nominal functionality of 2-6, an average equivalent weight of 1100-5000 and an oxyethylene (EO) content of 65-100% by weight and b) 20-0% by weight of one or more other isocyanate-reactive compounds, the amount of polyol a) and isocyanate-reactive compound b) being calculated on the total amount of this polyol a) and compound b).

    ALDEHYDE COMPRISING COMPOUNDS SUITABLE FOR MAKING CURABLE POLYISOCYANATE COMPOSITIONS
    7.
    发明公开
    ALDEHYDE COMPRISING COMPOUNDS SUITABLE FOR MAKING CURABLE POLYISOCYANATE COMPOSITIONS 审中-公开
    ALDEHYDHALTIGE ZUSAMMENSETZUNGEN ZUR HERSTELLUNG VONHÄRTBARENPOLYISOCYANATZUSAMMENSETZUNGEN

    公开(公告)号:EP3004193A1

    公开(公告)日:2016-04-13

    申请号:EP14727422.9

    申请日:2014-05-09

    摘要: A curable polyisocyanate composition comprising at least one or more polyisocyanate compounds, at least one or more trimerization catalyst compounds, at least one or more aldehyde compounds wherein the aldehyde compound is selected from compounds with the structure R-CHO wherein CHO is an aldehyde group and R is a hydrocarbyl group selected from an alkyl, alkenyl or aryl having 1-50 carbon atoms, preferably 1-20 carbon atoms, and at least one or more compounds selected from compounds which comprise a carboxamide group having the structure -CO-NH
    2 and/or from compounds which comprise a group having the structure -CO-NH-CO-.

    摘要翻译: 一种适用于制备可固化多异氰酸酯的组合物,其包含: - 一种或多种醛化合物,其中所述醛化合物选自具有结构R-CHO的化合物,其中R是选自烷基,烯基或具有1- 50个碳原子,优选1-20个碳原子,和 - 一种或多种选自包含具有结构-CO-NH 2的羧酰胺基团的化合物和/或包含具有结构-CO-NH- CO-,其中选自包含具有结构-CO-NH 2的羧酰胺基团的化合物和/或包含具有结构-CO-NH-CO-的基团的化合物的化合物的当量数目小于或等于 醛当量数。

    PROCESS FOR PREPARING A POLYISOCYANURATE POLYURETHANE MATERIAL
    10.
    发明授权
    PROCESS FOR PREPARING A POLYISOCYANURATE POLYURETHANE MATERIAL 有权
    用于生产聚异氰脲聚氨酯材料

    公开(公告)号:EP1631606B1

    公开(公告)日:2011-08-24

    申请号:EP04734526.9

    申请日:2004-05-24

    摘要: A process for preparing a polyisocyanurate polyurethane material, which process comprises reacting a polyisocyanate and an isocyanate -reactive composition, wherein the reaction is conducted at an isocyanate index of 150 to 1500 and in the presence of a trimerisation catalyst, wherein the polyisocyanate consists of a) 80-100% by weight of diphenylmethane diisocyanate comprising at least 40%, preferably at least 60% and most preferably at least 85% by weight of 4,4'-diphenylmethane diisocyanate and/or a variant of said diphenylmethane diisocyanate which variant is liquid at 25'C and has an NCO value of at least 20% by weight (polyisocyanate a), and b) 20-0% by weight of another polyisocyanate (polyisocyanate b), and wherein the isocyanatereactive composition consists of a) 80-100% by weight of a polyether polyol having an average nominal functionality of 2-6, an average equivalent weight of 150-1000, an average molecular weight of 600-5000, an oxyethylene (EO) content of 75-100% by weight and b) 20­0% by weight of one or more other isocyanate-reactive compounds excluding water, the amount of polyol a) and isocyanate-reactive compound b) being calculated on the total amount of this polyol a) and compound b).