Warp sizing agent
    1.
    发明授权
    Warp sizing agent 失效
    WARP SIZING代理

    公开(公告)号:US3719664A

    公开(公告)日:1973-03-06

    申请号:US3719664D

    申请日:1971-10-27

    申请人: STALEY MFG CO A E

    发明人: HAYES L DRURY R GROSSE E

    IPC分类号: C08B31/04 C08B25/02

    CPC分类号: C08B31/04

    摘要: A method of acylating starch with dibasic acid anhydrides and forming salts of the acylated starch with amines devoid of Zerewitinoff hydrogen at pH 5.0-7.0 The resultant amine slats of the starch half esters are useful as sizing agents for yarns containing synthetic fibers.