Production of sulfitobetaines
    1.
    发明授权
    Production of sulfitobetaines 失效
    生产硫酸铁

    公开(公告)号:US3641072A

    公开(公告)日:1972-02-08

    申请号:US3641072D

    申请日:1969-05-08

    Applicant: BASF AG

    CPC classification number: D06M13/248

    Abstract: PRODUCTION OF SULFITOBETAINES BY REACTION OF AMINES WITH 1,2-GLYCOL SULFITES AND THE NEW SULFITOBETAINES THEMSELVES. THE NEW PRODUCTS ARE VALUABLE STARTING MATERIALS FOR THE PRODUCTION OF DYES, DETERGENTS, WETTING AGENTS, FINISHES AND AUXILARIES IN THE TEXILE DYEING AND PRINTING FIELDS, AND FOR THE PRODUCTION OF PESTICIDES.

    Production of beta-chloroalkyl of beta - bromoalkyl sulfochlorides or sulfobromides
    5.
    发明授权
    Production of beta-chloroalkyl of beta - bromoalkyl sulfochlorides or sulfobromides 失效
    β-溴代甲酰氯或硫代磷酸酯的β-氯代苄酯的生产

    公开(公告)号:US3564053A

    公开(公告)日:1971-02-16

    申请号:US3564053D

    申请日:1967-09-12

    Applicant: BASF AG

    Inventor: DISTLER HARRY

    CPC classification number: C07C303/16 C07C309/80

    Abstract: PRODUCTION OF B-CHLOROETHYL, B-BROMOETHYL, B-CHLOROPROPYL OR B-BROMOPROPYL SULFOCHLORIDES OR SULFOBROMIDES BY THE REACTION OF B-HYDROXYETHYLMERCAPTAN OR B-HYDROXYPROPYLMERCAPTAN AT TEMPERATURES OF -15*C. TO +50*C. RATIO OF 1:3 TO 1:6 IN THE PRESENCE OF 1 TO 1.1 MOLES OF WATER PER MOLE OF B-HYDROXYETHYLMERCAPTAN OR B-HYDROXYPROPYLMERCAPTAN AT TEMPERATURES OF -15*C. TO +50*C. IT IS POSSIBLE TO USE INERT SOLVENTS IN THE REACTION. THE PRODUCTS ARE SUITABLE FOR THE PRODUCTION OF POLYVINYLSULFONIC ACID WHICH CAN BE USED AS CATALYST IN HYDROLYTIC REACTIONS.

    Durably shaping keratinous fibrous materials
    8.
    发明授权
    Durably shaping keratinous fibrous materials 失效
    DURABLY形状KERATINOUS纤维材料

    公开(公告)号:US3664864A

    公开(公告)日:1972-05-23

    申请号:US3664864D

    申请日:1969-07-28

    Applicant: BASF AG

    Abstract: Durable shaping of keratinous fibrous materials by impregnation with solutions or dispersions of compounds which in the betaine form have the formula R1R4R5N -CHR2-CHR3-O-SO2 wherein R1 is an unsubstituted or substituted hydrocarbon radical, R2 and R3 each denotes a hydrogen atom or a lower alkyl radical, and R4 and R5 each denotes a hydrogen atom or an unsubstituted or substituted hydrocarbon radical and heating with steam at 100* to 150* C while shaping; fibrous materials thus treated.

    Abstract translation: 通过用甜菜碱形式的化合物的溶液或分散体浸渍形成角质纤维材料,其具有式R1R4R5N -CHR2-CHR3-O-SO2,其中R1是未取代或取代的烃基,R2和R3各自表示氢原子或 低级烷基,R4和R5各自表示氢原子或未取代或取代的烃基,同时在100-150℃下加热,同时成型; 如此处理的纤维材料。

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