26.
    发明专利
    未知

    公开(公告)号:BR7409548A

    公开(公告)日:1976-05-25

    申请号:BR954874

    申请日:1974-11-13

    Applicant: BASF AG

    Abstract: Process for the manufacture of surface-sized papers by impregnating a paper with a solution containing a water-soluble salt of a random polymer based on alpha -olefins and ethylenically unsaturated acids and a compound of the formula: R1 R-CO-N ANGLE R2 wherein R is alkyl, aryl or a radical of the formula: R1 ANGLE N- R2 and R1 and R2 each independently denotes H, R or a radical of the formula:

Patent Agency Ranking