13.
    发明专利
    未知

    公开(公告)号:BE622521A

    公开(公告)日:1963-03-18

    申请号:BE622521

    申请日:1962-09-17

    Applicant: IBM

    Inventor: LELAND BERNARD

    Abstract: A method for activating the adhesion properties on the surface of a polyester polymer product, comprising the steps of: exposing said surface to an activating solution, said activating solution comprising about 0.32 to 0.57 mol% sodium dichromate, about 33.4 to 53.8 mol% of sulfuric acid and the balance water; and washing said surface with water. (Machine-translation by Google Translate, not legally binding)

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