PROCESS FOR PRODUCING POLYCAPROLACTAM

    公开(公告)号:DE3262335D1

    公开(公告)日:1985-03-28

    申请号:DE3262335

    申请日:1982-08-27

    Applicant: BASF AG

    Abstract: An improved process for the preparation of fiber-forming polycaprolactam by polymerizing epsilon -caprolactam, and an aqueous extract containing epsilon -caprolactam and caprolactam oligomers, which extract has been obtained by extracting polycaprolactam with water, wherein the aqueous extract contains from 0.1 to 5.0% by weight of oligomers of caprolactam, based on the monomeric caprolactam in the aqueous extract.

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