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公开(公告)号：US3719664A
公开(公告)日：1973-03-06
申请号：US3719664D
申请日：1971-10-27
Applicant: STALEY MFG CO A E
CPC classification number: C08B31/04
Abstract: 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.
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