相关实验视频

Updated: Jan 13, 2026

Analysis and Specification of Starch Granule Size Distributions

Analysis and Specification of Starch Granule Size Distributions

Published on: March 4, 2021

前凝化方法对库祖粉结构和物理化学特性的影响

Xin Guo¹, Jiaxin Xu¹, Xianggui Dai¹

¹State Key Laboratory of Food Science and Resources, Jiangnan University, Wuxi, 214122, China; School of Food Science and Technology, Jiangnan University, Wuxi, 214122, China; Institute of Future Food Technology, JlTRl, Yixing, 214200, China.

International journal of biological macromolecules

|January 10, 2026

概括

这项研究探讨了不同的前凝化方法如何影响库祖粉的特性. 鼓式干燥增强了膨胀和透明度,而挤压干燥提高了库祖粉应用的溶解度.

科学领域:

食品科学与技术食品科学与技术
生物材料科学生物材料科学
植物生物化学植物生物化学

背景情况:

库德祖粉是库德祖植物的主要成分,由于溶解性差,透明度低,凝化温度高,应用有限.
本地库祖粉具有8.85%的光透率和1.34%的溶解度等特性,阻碍其在高价值产品中的使用.

研究的目的:

研究四种预凝化技术 (鼓,挤出,喷雾和冷干燥) 对库祖粉结构和物理化学特性的影响.
为了确定这些加工方法如何影响kudzu粉的功能特征,用于潜在的食品工业应用.

主要方法:

系统地调查前凝化后库祖粉结构和物理化学性质的变化.
对四种干燥方法的比较分析:鼓式干燥,挤出干燥,喷雾干燥和冷干燥.

主要成果:

前凝化破坏了粉的结晶性,增加了无形含量,并显著改善了冷水膨胀能力和光透度.
鼓干预凝化库祖粉 (DPKS) 显示出最高的膨胀能力 (31.69 g/g) 和光透度 (23.77%).
挤出干燥的先化库祖粉 (EPKS) 具有最高的溶解度 (73.64%),而喷雾干燥 (SPKS) 和冷干燥 (FPKS) 变种在沸水中表现出增强的粘弹性.

结论:

选择性前凝化策略可以有效地修改kudzu粉结构并增强其功能性质.
这项研究为通过定制加工在食品工业中扩大库祖粉应用提供了科学基础.
不同的前凝化方法产生不同的库祖粉特性,使得基于所需的功能可针对性地使用.

关键词:

库德祖粉库德祖粉分子结构分子结构.物理化学特性物理化学特性凝化前的过程

更多相关视频

Author Spotlight: Development of Homogeneous κ-Carrageenan Sub-Microgel Baths for High-Resolution 3D Bioprinting

Author Spotlight: Development of Homogeneous κ-Carrageenan Sub-Microgel Baths for High-Resolution 3D Bioprinting

Published on: May 3, 2024

Bioprintable Alginate/Gelatin Hydrogel 3D In Vitro Model Systems Induce Cell Spheroid Formation

Bioprintable Alginate/Gelatin Hydrogel 3D In Vitro Model Systems Induce Cell Spheroid Formation

Published on: July 2, 2018

相关概念视频

Problem Solving on Stress and Strain

Problem Solving on Stress and Strain

Stress is a quantity that describes the magnitude of a force that causes deformation, generally defined as internal force per unit area. When forces pull on an object and cause its elongation, like the stretching of an elastic band, it is called tensile stress. When forces cause the compression of an object, it is known as compressive stress. When an object is being squeezed uniformly from all sides, like a submarine in the depths of the ocean, we call this kind of stress bulk stress (or volume...