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    • 5. 发明申请
    • SPECIAL AMINOALKYLSILANE COMPOUNDS AS BINDERS FOR COMPOSITE MATERIALS
    • 作为复合材料的粘合剂的特殊的氨基甲基硅氧烷化合物
    • WO2007023007A1
    • 2007-03-01
    • PCT/EP2006/062874
    • 2006-06-02
    • DEGUSSA AGJENKNER, PeterSTANDKE, BurkhardMONKIEWICZ, JaroslawEDELMANN, RolandKHARAZIPOUR, AlirezaKLOESER, Lars
    • JENKNER, PeterSTANDKE, BurkhardMONKIEWICZ, JaroslawEDELMANN, RolandKHARAZIPOUR, AlirezaKLOESER, Lars
    • C08L97/02B27N3/00B27N3/12
    • C08L97/02C08K5/544Y10T428/24124Y10T428/249965Y10T428/249972Y10T428/253Y10T428/254Y10T428/31591C08L2666/44
    • The present invention relates to composite materials based on (a) at least one cellulose- or lignocellulose-containing material and (b) at least one aminoalkylsilane of the formula (I) R 1 R 2 N(CHR 4 ) a Si(R 3 ) r (OR) 3-r (I), in which groups R 1 and R 2 are identical or different and in each case are H or a linear, branched or cyclic C 1 - to C 20 -alkyl group or an aryl group or an aminocarbyl group, it being possible for groups R 1 and R 2 to be optionally substituted, groups R 4 are identical or different and R 4 is H or methyl, a is from 1 to 10, R 3 is H or a linear or branched C 1 - to C 8 -alkyl group, groups R are identical or different and R is H or a linear or branched C 1 - to C 8 -alkyl group and r is 0 or 1 or 2, or at least one cocondensate of at least one aminoalkylsilane of the general formula (I) and at least one further functional silane of the general formula (II) R 7 (CHR 6 ) b Si(R 5 ) p (OR) 3-p (II), in which R 7 is H or a vinyl group or an amino group or a glycidyloxy group or an acryloyloxy group or a methacryloyloxy group or a mercapto group or a sulfane group or a linear or branched C 1 - to C 2 0-alkyl group or an aryl group, it being possible for the group R 7 to be optionally substituted, groups R 6 are identical or different and R 6 is H or methyl, b is from 0 to 18, R 5 is H or a linear or branched C 1 - to C 8 -alkyl group, groups R are identical or different and R is H or a linear or branched C 1 - to C 8 -alkyl group and p is 0 or 1 or 2, it being possible for the amino functions in the cocondensate to be partly or completely neutralized with an inorganic or organic acid, or an aqueous solution which contains at least one aminoalkylsilane of the formula (I) or at least one cocondensate based on at least one aminoalkylsilane of the general formula (I) and at least one further functional silane of the general formula (II), as a binder, such composite materials being obtainable by - treating dried or moist cellulose- or lignocellulose-containing material with - a liquid which contains at least one aminosilane compound according to the formula (I) or at least one cocondensate based on at least one aminoalkylsilane of the general formula (I) and at least one further functional silane of the general formula (II), - bringing the cellulose or lignocellulose material thus treated into a desired form and then hot-pressing it. The present invention furthermore relates to a corresponding process for the production of composite materials and the use of aminosilane compounds according to the formula (I) or at least one cocondensate based on at least one aminoalkylsilane of the general formula (I) and at least one further functional silane of the general formula (II) as a binder for producing wood-based materials.
    • 本发明涉及基于(a)至少一种含纤维素或木质纤维素的材料的复合材料和(b)至少一种式(I)的氨基烷基硅烷R 1,R 2, N(CHR 4 的Si(R 3 - [R (OR) 其中基团R 1和R 2各自相同或不同,并且在每种情况下均为H或直链,支链或环状的 C 1〜C 20 - 烷基或芳基或氨基碳基,基团R 1和R 2可以是 > 2个可以被取代的基团R 4相同或不同,R 4是H或甲基,a是1至10,R“ > 3是H或直链或支链C 1至C 8 - 烷基,基团R相同或不同,R是H或直链 或支链C 1至C 8 - 烷基,r为0或1或2,或至少一种至少一种本发明的氨基烷基硅烷的缩合物 式(I)和至少一种通式(II)的另外的功能硅烷R 7(CHR 6)b Si(R (OR)3-p(II)其中R 7为H或乙烯基 基团或氨基或缩水甘油氧基或丙烯酰氧基或甲基丙烯酰氧基或巯基或硫烷基或直链或支链C 1至C 2 - O-烷基或芳基,基团R 7可以任选被取代,基团R 6相同或不同,R 6, 其中H为甲基,b为0至18,R 5为H或直链或支链C 1至C 8 烷基,基团R相同或不同,R为H或直链或支链C 1至C 8 - 烷基,p为0或1或 2,可以将共缩合物中的氨基官能团用无机或有机酸部分或完全中和,或水溶液 其包含至少一种式(I)的氨基烷基硅烷或至少一种基于至少一个通式(I)的氨基烷基硅烷的共缩合物和至少一种通式(II)的另外的功能性硅烷作为粘合剂, 这种复合材料可以通过用含有至少一种根据式(I)的氨基硅烷化合物的液体或至少一种基于至少一个一般氨基烷基硅烷的共缩合物处理干燥或湿的含纤维素或木质素纤维素材料 式(I)和至少一种通式(II)的另外的功能性硅烷, - 使由此处理的纤维素或木质纤维素材料成为所需形式,然后热压。 本发明还涉及用于生产复合材料的相应方法以及根据式(I)的氨基硅烷化合物或至少一种基于至少一个通式(I)的氨基烷基硅烷的共缩合物和至少一种通式 作为用于生产木质材料的粘合剂的通式(II)的进一步官能的硅烷。