the results of x-ray diffraction show that the crystal structure of high amylose starch and the starch acetate differs greatly, which implies that the crystal structure is damaged during substitution.
衍射结果表明,淀粉醋酸酯和原淀粉的结晶结构完全不同,说明在取代过程中,原淀粉的结晶结构遭到破坏。
the infrared photoacoustic spectrum and the infrared spectrum of modified polyvinyl alcohol and of starch acetate are identical.
变性聚乙烯醇和淀粉醋酸酯的红外光声光谱和红外吸收光谱具有相同图谱。
the effect of sodium pyrophosphate, glycerol monostearate and starch acetate on rheological propertiesof rice starch were studied by dynamic rheometry.
synthesis and characterization of starch acetate of high degree of substitution;
通过半干法制备高取代度阳离子淀粉。
the developing history of starch acetate at home and abroad as well as its properties and applications are introduced in this paper.
介绍了淀粉醋酸酯的国内外发展历史、性能特点和应用。
the reaction conditions of buckwheat starch acetate from buckwheat starch were studied, the technique of preparing buckwheat starch acetate were optimized by orthogonal experiment.
本研究以荞麦淀粉为原料制备荞麦淀粉醋酸酯,通过正交试验,确定合成荞麦淀粉醋酸酯最优工艺条件。
and it can be proved by the infrared spectrum. the effects of ph, temperature and time of reaction on the acetyl contents of corn starch acetate were studied.