3.
    发明专利
    未知

    公开(公告)号:DE2261795A1

    公开(公告)日:1974-07-04

    申请号:DE2261795

    申请日:1972-12-16

    Applicant: BASF AG

    Abstract: A process for the thermal dissociation of an organic substance containing chlorine in which substantially anhydrous hydrogen chloride is obtained. The substance containing chlorine is introduced in a first stage into a salt melt in the absence of oxygen, hydrogen chloride is discharged from the reaction mixture and then oxygen is supplied to the salt melt in a second stage.

    Process for the preparation of 1,2-dichloroethane

    公开(公告)号:DE3334223A1

    公开(公告)日:1985-04-11

    申请号:DE3334223

    申请日:1983-09-22

    Applicant: BASF AG

    Abstract: Process for the preparation of 1,2-dichloroethane by reacting ethylene, hydrogen chloride and oxygen in the presence of a supported catalyst, in the form of a solid bed, in only one reaction zone, separating 1,2-dichloroethane and water from the gas mixture leaving the reaction zone, and recycling the waste gas, which contains up to 20% by volume of ethylene, to the reaction zone, fresh ethylene, hydrogen chloride and oxygen being added to the waste gas.

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