9.
    发明专利
    未知

    公开(公告)号:AT243253B

    公开(公告)日:1965-11-10

    申请号:AT779163

    申请日:1963-09-27

    Applicant: BASF AG

    Abstract: Monoethyleneglycol terephthalate is produced by reacting ethylene oxide with an acid alkali-metal terephthalate in an aqueous suspension under atmospheric or superatmospheric pressure at 60-250 DEG C. until the pH is 7-9 and acidifying the reaction mixture. Specification 816,248 and German Specification 956,040 are referred to.

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