40.
    发明专利
    未知

    公开(公告)号:FR2708933B1

    公开(公告)日:1996-04-05

    申请号:FR9408529

    申请日:1994-07-11

    Applicant: GEN ELECTRIC

    Abstract: A process disclosed for the production of organosiloxanes which is based on the use of a judiciously selected catalyst, e.g., a phosphorus-nitrogen homopolymeric or oligomeric compound, a derivative thereof, a complex thereof, sulfuric acid, a fluorinated alkane sulfonic acid, a kaolin clay, or a mixture of any of the foregoing, to disproportionate or to condense and disproportionate a mixture of two different organosiloxanes which have different molecular weights, without, at the same time, increasing the cyclics content of the mixture.

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