Process for reducing the residual content of free alkylating agent in
aqueous solutions of cationic surfactants
    94.
    发明授权
    Process for reducing the residual content of free alkylating agent in aqueous solutions of cationic surfactants 失效
    降低阳离子表面活性剂水溶液中游离烷基化剂残留量的方法

    公开(公告)号:US5349106A

    公开(公告)日:1994-09-20

    申请号:US971963

    申请日:1993-02-18

    CPC分类号: C07C209/84

    摘要: A process for reducing the residual content of free alkylating agent in aqueous solutions of cationic surfactants comprising aftertreating the solutions with at least one of the following amine compounds:a) ammonia;b) tertiary amine corresponding to the general formula (I) ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 independently of one another represents linear or branched, optionally hydroxy-substituted alkyl radicals containing 1 to 18 carbon atoms or an alkenyl radical containing 8 to 18 carbon atoms;c) amino acids containing 2 to 8 carbon atoms; andd) oligopeptides having an average molecular weight of about 500 to about 5000,at an elevated temperature.

    摘要翻译: PCT No.PCT / EP91 / 01526 Sec。 371日期:1993年2月18日 102(e)日期1993年2月18日PCT 1991年8月10日PCT PCT。 出版物WO92 / 03406 日本1993年3月5日。一种减少游离烷基化剂在阳离子表面活性剂水溶液中的残留含量的方法,包括用至少一种下列胺化合物对所述溶液进行后处理:a)氨; b)对应于通式(I)的叔胺其中R 1,R 2和R 3彼此独立地表示直链或支链,任选地含有1至18个碳原子的羟基取代的烷基或烯基 含8-18个碳原子; c)含有2至8个碳原子的氨基酸; 和d)在升高的温度下平均分子量为约500至约5000的寡肽。

    Process for the continuous production of partial glyceride sulfates
    95.
    发明授权
    Process for the continuous production of partial glyceride sulfates 失效
    连续生产偏甘油酯硫酸盐的方法

    公开(公告)号:US5312932A

    公开(公告)日:1994-05-17

    申请号:US66170

    申请日:1993-08-03

    摘要: Process for the continuous production of partial glyceride sulfates comprising the steps ofA. continuously reacting partial glycerides with gaseous sulfur trioxide,B. subjecting the resulting acidic sulfonation products to ageing, andC. neutralizilng the aged acidic sulfonation products with an aqueous base in the presence of a buffer.

    摘要翻译: PCT No.PCT / EP91 / 02208 Sec。 371日期1993年8月3日 102(e)日期1993年8月3日PCT 1991年11月25日PCT PCT。 出版物WO92 / 09569 日期:1992年6月11日。连续生产部分甘油酯硫酸盐的方法,包括以下步骤:A.使部分甘油酯与气态三氧化硫连续反应,B.使所得酸性磺化产物老化,和C.中和酸性磺酸 在缓冲液存在下具有含水碱的产物。

    Process for the preparation of light-colored oleic acid sulfonates
    97.
    发明授权
    Process for the preparation of light-colored oleic acid sulfonates 失效
    浅色油酸磺酸盐的制备方法

    公开(公告)号:US5294726A

    公开(公告)日:1994-03-15

    申请号:US834252

    申请日:1992-02-10

    摘要: A process for the preparation of light-colored oleic acid sulfonates by continuous sulfonation of an industrial oleic acid having an oleic acid content of 65 to 85% by weight and a linoleic acid content of up to 13% by weight with gaseous sulfur trioxide in a molar ratio of industrial oleic acid to sulfur trioxide of 1 : 0.8 to 1 : 1.0, neutralization and hydrolysis of the acid sulfonation product with aqueous bases and bleaching of the neutralized and hydrolyzed sulfonation product give oleic acid sulfonates having Klett color numbers of not more than 100.

    摘要翻译: PCT No.PCT / EP90 / 01248 Sec。 371日期:1992年2月10日 102(e)日期1992年2月10日PCT提交1990年7月31日PCT公布。 出版物WO91 / 01972 日本1991年2月21日。一种通过使油酸含量为65〜85重量%,亚油酸含量高达13%的工业油酸的连续磺化制备浅色油酸磺酸盐的方法, 重量与工业油酸与三氧化硫的摩尔比为1:0.8至1:1.0的气态三氧化硫,中和和水解的磺化产物的酸性磺化产物的中和和水解,得到油酸磺酸盐,得到具有 Klett颜色数不超过100。

    Carbonic acid fatty alcohol ester sulfonates, a process for their
production and surface-active agents containing them
    99.
    发明授权
    Carbonic acid fatty alcohol ester sulfonates, a process for their production and surface-active agents containing them 失效
    碳酸脂肪醇酒精磺酸盐,其生产和表面活性剂含有它们的方法

    公开(公告)号:US5072015A

    公开(公告)日:1991-12-10

    申请号:US383104

    申请日:1989-07-20

    CPC分类号: C07C309/10 C11D1/28

    摘要: Carbonic acid fatty alcohol ester sulfonates prepared by sulfonation of carbonic acid fatty alcohol esters corresponding to formula IR.sup.1 O--(C.sub.m H.sub.2m O).sub.n --CO--(OC.sub.m H.sub.2m).sub.n --OR.sup.2 (I)in whichR.sup.1 O is a residue of a fatty alcohol containing 16 to 22 carbon atoms and at least one olefinic double bond,R.sup.2 O is a residue of a saturated alkanol containing 1 to 22 carbon atoms or a residue of a fatty alcohol containing 16 to 22 carbon atoms and at least one olefinic double bond,m is a number 2 or 3 andn is a number of 0 to 20,and subsequent neutralization and hydrolysis of the sulfonation products with a base.

    摘要翻译: 通过磺化与式ⅠR1O-(CmH2mO)n-CO-(OCmH2m)n-OR2(Ⅰ)的碳酸脂肪醇酯制备的碳酸脂肪醇酯磺酸盐,其中R1O是含有16〜 22个碳原子和至少一个烯属双键,R2O是含有1至22个碳原子的饱和链烷醇的残基或含有16-22个碳原子和至少一个烯属双键的脂肪醇的残基,m是数 2或3,n是0至20的数,随后用碱中和和水解磺化产物。