双醛淀粉

将已知醛基含量的双醛淀粉水悬浮液在不同pH值条件进行各种加热处理。

Dialdehyde starch of known aldehyde group content were subjected to various heat treatments in aqueous suspensions at different pH values .

其主要结果如下：1、研究了双醛淀粉的制备条件，反应温度和pH值是影响产物醛基含量的主要因素。

The study of dialdehyde starch preparation indicated that reaction temperature and pH were main factors on the impact of aldehyde content .

双醛淀粉（DAS）是一种极具应用潜力和发展前途的生物基化工产品。

Dialdehyde starch is a kind of great potential and broad promising bio-based chemicals .

影响双醛淀粉的双醛含量的因素有反应时间、反应温度、高碘酸钠浓度、反应pH值及高碘酸钠与淀粉的摩尔比。

The factors that affected the content of dialdehyde in dialdehyde starch included reaction time , reaction temperature , concentrations of sodium periodate , reaction pH , and the ratio of sodium periodate to starch .

将双醛淀粉（DAS）与聚乙烯醇（PVA）进行缩合反应，探讨了DAS-PVA胶粘剂合成的最佳条件。

Discussions were made on optimal conditions for condensation reaction between dialdehyde starch ( DAS ) and PVA to form DAS-PVA glue .

在国内，双醛淀粉几乎没有生产和应用；

Dialdehyde starch has found broad potential applications in various industries .

双醛淀粉的性质及其提高纸湿强度的效果

The Properties of Dialdehyde Starch and Its Effect to Increase Wet Strength

一种有发展前途的变性淀粉&双醛淀粉

A Starch - derived Product - Dialdehyde Starch Product Show

甘薯淀粉制备双醛淀粉的试验

An Experiment on Preparing the Dialdehyde Starch with the Sweet Potato Starch

双醛淀粉的制备及其提高胶原的热稳定性研究

Preparation of Dialdehyde Starch and Improvement Thermal Stability of Collagen

双醛淀粉改性聚醋酸乙烯酯乳液胶粘剂的制备

Preparation of PVAc emulsion adhesive modified by dialdehyde starch

双醛淀粉中有反应活性醛基含量的研究

Study on Reactive Aldehydes Group Content in Dialdehyde Starch

一方面，是由于双醛淀粉的生产成本高；

On the one hand , the cost of dialdehyde starch is high .

双醛淀粉柔性固定木瓜蛋白酶研究

Study on flexible immobilized papain with dialdehyde Stach

新型脲-双醛淀粉黏合剂的制备

Preparation of a New Type Urea-Dialdehyde Starch Glue

双醛淀粉流变性的研究

Study on rheological property of dialdehyde starch

因此本文用双醛淀粉作为交联剂对淀粉膜进行交联。

Therefore , dialdehyde starch was used as crosslinker in starch films in this text .

采用低温工艺制备双醛淀粉

Preparation of Dialdehyde Starch at Low Temperature

双醛淀粉湿强剂的合成

Preparation of Dialdehyde Starch As Wet-Strengthen Agent

间接电合成法制取双醛淀粉

Indirect Electrosynthesis of Double Aldehyde Starch

尿素-双醛淀粉胶粘剂的制备

Preparation of Urea-Dialdehyde Starch Glue

采用双醛淀粉作为原料制备氨基淀粉，并研究了氨基淀粉的制备条件。

We prepared amino-starch using Dialdehyde starch as raw materials , and studied preparation conditions of amino starch .

随着氧化剂回收新技术的到来，双醛淀粉在一些国家已商业化。

Its production has been commercialized once in some countries with the advent of new oxidant reclamation technology .

我国淀粉资源极为丰富，同时，也很没有关于双醛淀粉低交联效率机理的文献报道。

Starch resources are very abundant in China and no literature is available on the mechanism of low cross-linking efficiency .

以碱性品红-亚硫酸为显色剂，用分光光度法对双醛淀粉含量的测定条件、灵敏度、回收率进行研究。

The mechanism of reaction between PVA and dialdehyde starch was discussed and the factors on reaction were investigated also .

目前，最常用的手段是用高碘酸钠氧化淀粉为双醛淀粉。

At present , a common used method is oxidation of starch to dialdehyde starch in the presence of sodium periodate .

双醛淀粉毒性低、化学反应活性高，在各种工业中具有广阔的应用潜力。

Dialdehyde starch is low in toxicity and high in chemical reactivity and has found broad potential applications in various industries .

双醛淀粉的制备大多是在30～40℃下，非均相体系中完成。文中采用拟均相体系在低温下（0℃）制备了双醛淀粉。

Preparation of dialdehyde starch ( DAS ) was usually processed at 30 ~ 40 ℃ in the heterogeneous phase system .

双醛淀粉与明胶相互作用的研究表明：乙二醛、戊二醛和双醛淀粉的交联效率：戊二醛＞双醛淀粉＞乙二醛。

The study of interaction of dialdehyde starch and gelatin shown that the order of the cross-linking efficiency was : glutaraldehyde > dialdehyde starch > glyoxal .

双醛淀粉毒性低，化学活性高，广泛用于各种工业，是一种很重要化工原料，但我国对双醛淀粉开发和生产还处于起步阶段。

Dialdehyde starch is a important chemical material for it has low toxicity , high chemical reactivity and extensive applications in all sorts of industry , but in China research and production of dialdehyde starch are belong to developing step .