聚乙烯醇;氧化淀粉;水溶性。
接枝氧化淀粉反应的研究。
介绍了氧化淀粉的性质,性能及其应用。
The article introduces the performance and application of oxidize starch.
用氧化剂将淀粉氧化可以得到氧化淀粉。
本论文研究了不同条件对生成易消化氧化淀粉的影响。
The effect of different conditions on the formation of digestible oxidation starch was studied in this paper.
氧化淀粉用作纸张的表面施胶剂可提高纸的表面强度。
Oxidized starch used in surface sizing can increase the surface strength of paper.
本文以木薯氧化淀粉为原料,合成了不同取代度(D。
Using the cassava oxidized starch has been synthesized carbamoylethyl starch(CES)with different degrees of substitution( D.
介绍了预氧化淀粉及其粘合剂制备的原料、配方和方法。
This text introduces the raw material, fill a prescription and method of that make the preoxidized starch and its adhesive.
另一方面残留的铁、铜离子对氧化淀粉的凝沉性有较大的影响。
On the other hand the residual iron ions and copper ions had great effect on the retrogradation of oxidized starches.
结果表明,氧化淀粉能有效地提高纸张的耐破度、耐折度等物理强度。
The application result showed that the physical property of paper has obvious raise, for example, tensile strength, tearing strength, folding strength.
将玉米淀粉用高锰酸钾氧化制得氧化淀粉,用乙二醛进行交联制得粘合剂。
The corn starch is oxidized into oxidized starch when KMnO4 is catalyst, and produce cross-linking with ethylene aldehyde and then make into adhere agent.
从氧化淀粉的历史沿革入手,论述其反应机制、性质及在食品工业中的应用。
The paper aims at the research in oxidized starch, beginning with the historical development, and its reaction mechanics, properties and its applications in foodstuff industry.
因此和普通的淀粉相比起来氧化淀粉颜色都比较浅,黏度比较低,更容易储存。
So When compared with the starch and the general color of oxidized starch than the lighter, lower viscosity and easier storage.
改性后的玉米氧化淀粉胶粘剂粘接强度好、糊化温度低、粘度适当、抗水性好。
The modified starch adhesive has consistent quality of good viscosity, low gel temperature, good wet tack and water resistance.
对变性淀粉(主要是氧化淀粉和羧甲基淀粉)作洗涤助剂的应用情况进行了综述。
The applications of modified starches including oxidized starch and carboxymethyl starch as builders in detergent were summarized.
探讨了用玉米淀粉制备氧化淀粉、淀粉粘合剂的氧化反应历程和氧化剂进攻部位。
The oxo reactionary processes are investigated , in which the oxidation corn starch and adhesive are made of corn starch and reactive positions by oxidant.
淀粉氧化后,得到羧基和羰基,描述了氧化淀粉表征参数及其在各行业中的应用。
After the starch was oxided, carboxyl and carbonyl group can be obtained. The parameters and application of oxidized starch were also introduced.
考察了氧化剂用量、催化剂用量、反应时间和水用量对氧化淀粉羧基含量的影响。
The effect of the amount of hydrogen-peroxide and catalyst, reaction time and amount of water on the carboxyl content was investigated.
针对氧化淀粉胶粘剂初粘力低、干燥速度慢、稳定性差、抗水性差等缺点进行改性研究。
This paper discusses how to improve the performance of oxidized corn starch adhesive, including low green bond, bad consistent glue viscosity, bad water-resistance and slowly dry speed.
概述了淀粉基本的化学和物理性质,根据需要可将淀粉改性为需要的氧化淀粉及衍生物。
Its essential physical and chemical characteristics were described. According to demand, starch can be modified into other products.
用过氧化氢氧化淀粉,控制一定的氧化深度,进一步与交联剂反应合成了一种新型上浆剂。
A new slurry agent was synthesized by oxidization of the starch with hydrogen peroxide under a certain oxidization degree, and then reacting with a cross-link agent.
实验结果表明,制得的交联氧化淀粉粘合剂的耐水性和干燥速度比普通氧化淀粉粘合剂好。
It is proved that the synthosised cross linking starch eaher's water nesiseomce and the dried speed are better than normal adhere agent's.
用绿豆淀粉通过醚化或氧化制成羟丙基淀粉和氧化淀粉,找出最佳工艺条件,收率可达90 %以上。
Hydroxypropyl starch and oxidized starch was prepared by etherification or oxidation with green soybean starch, and the optimum production conditions was found. The yield was over 90%.
在瓦楞纸中的使用表明,添加0.5%的氧化淀粉—丙烯酰胺接枝共聚物可使瓦楞纸的环压强度增加52%。
It was found that when 0.5% oxidized starch-acrylamide graft copolymer was added to the polymer, the ring-crush strength of the corrugated paper increased by 52%.
高效液相色谱得到初氧化淀粉的重均分子质量为7238·70,氧化淀粉重均分子质量为2915·44。
And weigh average molecular weight of original oxidized starch and oxidized starch was 7238.70 and 2915.44 respectively, which was determined by high performance liquid chromatogram (HPLC).
结果表明,CMC是一种高效的表面施胶剂。生产实际中采用氧化淀粉和CMC按2∶1比例的混合物为好。
The results show that the CMC is a high effective surface sizing agent and the mixer of oxidized starch and carboxymethylcellulose in mixed proportion of 2to 1is better in practice.
利用两步氧化法,首次将玉米淀粉改性为同时含羧基和醛基的氧化淀粉,为制革工业提供了一种新型的清洁化鞣剂。
The corn starch was modified into oxidized starch containing both carboxyl and aldehyde groups by chemical method, which provided a new clean tanning agent for leather industry.
在低毒脲醛树脂胶粘剂合成过程中加入淀粉或氧化淀粉,能有效地改善胶合板板坯的预压性能和胶合板的胶接强度。
Adding amylum or oxidized amylum in the synthesis process of low toxic urea-formaldehyde resin can improve pre-press capability and bonding strength of plywood.
在低毒脲醛树脂胶粘剂合成过程中加入淀粉或氧化淀粉,能有效地改善胶合板板坯的预压性能和胶合板的胶接强度。
Adding amylum or oxidized amylum in the synthesis process of low toxic urea-formaldehyde resin can improve pre-press capability and bonding strength of plywood.
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