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    2.
    发明专利
    未知

    公开(公告)号：DE59505225D1

    公开(公告)日：1999-04-08

    申请号：DE59505225

    申请日：1995-11-04

    Applicant: BASF AG

    Inventor： WARZELHAN VOLKER ,  SCHORNICK GUNNAR ,  KRONER MATTHIAS ,  SEELIGER URSULA ,  YAMAMOTO MOTONORI ,  BUESCHL RAINER

    IPC: C08G63/183 ,  C08G63/60 ,  C08G63/688 ,  C08G63/91 ,  C08J5/00 ,  C08J9/04 ,  C08L67/00 ,  C08L101/16 ,  C09J167/00 ,  D21H19/28

    Abstract: PCT No. PCT/EP95/04335 Sec. 371 Date May 12, 1997 Sec. 102(e) Date May 12, 1997 PCT Filed Nov. 4, 1995 PCT Pub. No. WO96/15175 PCT Pub. Date May 23, 1996A biodegradable polyester obtainable by reacting a mixture comprising (a1) from 95 to 99.9% by weight of a polyester P1 obtainable by reacting a mixture essentially comprising (b1) a mixture comprising 35-95 mol % of adipic acid or ester-forming derivatives thereof, 5-65 mol % of terephthalic acid or ester-forming derivatives thereof, and 0-5 mol % of a compound containing sulfonate groups, and (b2) a dihydroxy compound selected from the group consisting of C2-C6-alkanediols and C5-C10-cycloalkanediols, with the proviso that a compound D with at least three groups capable of ester formation is employed to prepare the polyester P1, (a2) from 0.1 to 5% by weight of a divinyl ether C1 and (a3) from 0 to 5 mol %, based on component (b1) from the preparation of P1, of compound D, and other biodegradable polymers and thermoplastic molding compositions, processes for the preparation thereof, the use thereof for producing biodegradable moldings and adhesives.

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