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Chitosan is obtained by N-deacetylation of chitin. It has a number of free amino group.

壳多糖是甲壳质脱乙酰基的产物,它含有大量的自由氨基。

The preparation method of chitin and chitosan was studied.

[目的]研究甲壳素、壳聚糖的制备方法。

Chitin is better than the dietary fiber is very strong with the role of liposuction to lose weight.

甲壳素优于膳食纤维的地方是具有极强的吸脂减肥作用。

This review has a closer look at chemical modification of chitin and chitosan.

为此,甲壳素和壳聚糖的化学改性成为该材科研究的重要方向之一。

Thus, insect is potentially an abundant resource for alternative raw material of chitin in the future.

昆虫是当今地球上未被利用的最大生物资源,特别是昆虫的甲壳素资源尚未开发。

It is derived from chitin, a natural components that is extracted from exoskeleton of shellfish by using advanced technology.

它是一种源自于甲壳质的纯天然物质。

Chitosan, with wide application, was a kind of natural polymer materials prepared from chitin.

壳聚糖是由甲壳素经化学改性得到的有广泛应用价值的天然多糖高分子材料。

Deacetylation of chitin was studied under different conditions, such as different temperature, time and concentration of alkaline.

甲壳素脱乙酰化反应的研究中,分别采用不同的反应条件:NaOH溶液浓度分别为40%和50%,温度分别为80℃,90℃,100℃,110℃,120℃,反应一定时间,测试产物壳聚糖的脱乙酰度。

The preparation method of chitin and chitosan with the ants was reasonable.

结论]采用蚂蚁制备甲壳素、壳聚糖的工艺是合理的。

According to theoretical analysis,the chitin has a rigid chain as polypeptides.

根据理论分析,甲壳素可视为刚性链,与多相似。

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