GEL DE SILICE INCORPORANT DES MOTIFS POLYAZACYCLOALCANES

    公开(公告)号:EP1051422A1

    公开(公告)日:2000-11-15

    申请号:EP99901626.4

    申请日:1999-01-25

    IPC分类号: C07F7/18 C08G77/04 B01D53/00

    摘要: The invention concerns a compound of formula (I) in which: W1, W2 and W3 represent each a divalent radical selected among those represented by the general formula (A): -[CT1T2)n-[N(R4)]p-(CT3T4)m]1-, as defined in the description; R4 represents a hydrogen atom, an alkyl radical, a [(hetero)aryl]alkyl or a radical of the formula (B): R5-Si(X1)(X2)(X3) as defined in the description; R1 and R2, and R3 represent each a hydrogen atom, an alkyl radical, or a [(hetero)aryl]alkyl radical or a radical represented by the formula (B) provided that the polyazacycloalkane ring of the compound of formula (I) comprises not more than 30 cyclic carbon atoms and not more than 6 cyclic nitrogen atoms and at least one of these cyclic nitrogen atoms is substituted by a radical of formula (B). The invention also concerns the preparation method and the use of said compound for the synthesis of polysiloxane gels; the use of said gels for purifying oxygen or extract oxygen from air.

    摘要翻译: 本发明涉及式(I)的化合物,其中:W 1,W 2和W 3各自表示选自由通式(A)表示的二价基团: - [CT 1 T 2] n - [N(R 4)] p - CT3T4)m] 1-,如描述中所定义; R 4代表氢原子,烷基,[(杂)芳基]烷基或式(B)的基团:描述中定义的R 5 -Si(X 1)(X 2)(X 3) 式(I)化合物的多氮杂环烷烃环包含式(I)化合物的多氮杂环烷烃环,其中R 1和R 2和R 3各自表示氢原子,烷基或[(杂)芳基]烷基或式 不多于30个环碳原子和不多于6个环氮原子,并且这些环氮原子中的至少一个被式(B)的基团取代。 本发明还涉及所述化合物用于合成聚硅氧烷凝胶的制备方法和用途; 使用所述凝胶来净化氧气或从空气中提取氧气。