48.
    发明专利
    未知

    公开(公告)号:DE3105407A1

    公开(公告)日:1982-09-02

    申请号:DE3105407

    申请日:1981-02-14

    Applicant: HOECHST AG

    Abstract: A water-repellent gypsum mortar contains an agent conferring hydrophobic properties, which is composed of (a) a fatty amine of the formula in which R1 is C8-C22-alkyl, C8-C22-alkenyl or C8-C22-alkylphenyl, R2 and R3 are hydrogen, C1-C4-alkyl, C2-C4-alkenyl, C1-C4-alkoxy-C1-C4-alkyl, C1-C4-hydroxyalkyl, phenyl, benzyl or a group of the formula -(CH2CH2O)nH and n is a number from 0 to 4, (b) a low-molecular acid and (c) an alkali metal siliconate.

    50.
    发明专利
    未知

    公开(公告)号:DE3004611A1

    公开(公告)日:1981-08-13

    申请号:DE3004611

    申请日:1980-02-08

    Applicant: HOECHST AG

    Abstract: Filler slurries with a content of 0.1 to 5% by weight of a compound of the formula (1) in which R is hydrogen or methyl, R1 is C8-C24-alkyl, C8-C24-alkenyl or C8-C24-alkylphenyl, R2 is hydrogen, C1-C4-alkyl, C1-C4-hydroxyalkyl, C2-C4-epoxyalkyl, benzyl or a group of the formula X, Y and Z together are a number from 1 to 20, and A means an anion.

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