1、

Study and application of natural polymer flocculant in treating wastewater

废水处理中改性天然高分子絮凝剂的研究和应用

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2、

High boiling solvent ( HBS) lignin is a renewable natural polymer with a lot of ethanol hydroxyl groups and phenol hydroxyl groups in the molecular structure, which shows better chemical activities.

高沸醇木质素是一种天然可再生的高分子材料,在分子结构中含有大量的醇羟基和酚羟基,具有较高的反应活性。

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3、

This natural polymer is FAST hydrating dispersible guar gum.

这是一种快速溶胀型天然瓜尔胶多聚糖.

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4、

An acid corrosion inhibitor based on grafting natural polymer with quarternary pyridine salt

天然高分子接枝吡啶季铵盐酸缓蚀剂的研究

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5、

Polymer Chemistry: Natural polymer chemistry, polymer synthetic chemistry, polymer physical chemistry, polymer applications, polymer material.

高分子化学: 天然高分子化学, 高分子合成化学, 高分子物理化学, 高分子应用, 高分子材料.

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6、

the main contents were as follows: 1. selected polymer materials urea-formaldehyde resin adhesives and natural polymeric materials kgm/ xg as wall material respectively, high performance cyhalothrin pesticide microcapsule suspensions were prepared, and their various properties were compared. 2.

主要研究内容如下:1.选用合成高分子材料脲醛树脂粘胶剂和天然高分子材料KGM/XG分别作为壁材制备了杀虫剂高效氯氟氰菊酯微胶囊悬浮剂,并对它们的各项性能进行了比较。

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7、

Nanocapsules were synthesized in O/ W microemulsion by complex coacervation with natural polymer of arabic gum and gelatin. The synthesis conditions of polymeric nanocapsules were analyzed.

在O/W型APG微乳液模板上,以明胶和阿拉伯树胶作为包裹材料,用复凝聚的方法制备纳米胶囊,对影响纳米胶囊的合成条件进行了分析。

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9、

Chitosan is a natural polymer compound, which possess non-toxicity, hydrophilicity, biocompatibility, biodegradation properties and so on.

壳聚糖是天然高分子化合物,具有无毒性、亲水性、生物相容性、生物可降解性等性质。

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10、

composition, properties and uses of novel polymer drilling fluid based on modified natural macromolecules

改性天然高分子水基钻井液的研究与应用

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11、

natural high polymer materials can be modified into artificial ones capable of biological degradation to meet the urgent need of mankind.

天然高分子材料经过改性可加工成为人类急需的可生物降解的人工高分子材料。

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12、

chitosan is a natural high polymer obtained by deacetylation reaction of chitin. the reserves are abundant in the nature.

壳聚糖是一种天然生物高分子聚合物,是甲壳素的脱乙酰化产物,在自然界中的储量非常丰富。

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13、

the novel composite polymer electrolyte membranes with natural rubber ( nr)/ styrene-butadiene rubber ( sbr) as substrate were prepared by means of phase-inversion method.

采用相转换法制备了以天然橡胶(NR)/丁苯橡胶(SBR)为基质的新型复合聚合物电解质膜。

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14、

And ethylene natural rubber and polymer materials for UV inks and finish.

而天然橡胶和撮不合乙烷材质不不合用UV油墨和上平油.

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15、

Natural and artificial weathering test are general methods that determine weathering properties of polymer.

自然大气暴露和人工加速老化都是评价高聚物老化特性的常用方法。

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16、

Photocatalytic Activity of TiO_2/ Conjugated Polymer Composite under Natural Light

TiO2/共轭高分子纳米复合材料在自然光下的光催化性能

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17、

Many bacteria synthesize large amounts of extracellular polymer when growing in their natural environments.

很多细菌在他们的自然环境中生长时,能合成大量胞壁外多聚体.

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18、

Poly ( vinyl alcohol) ( PVA) is a kind of biodegradable synthetic polymer, but in the natural environment the efficiency of PVA degradation is low, and PVA is produced by the hydrolysis of poly ( vinyl acetate) in industry.

聚乙烯醇(PVA)是一种可降解的化工高分子化合物,但是自然界对它的降解效率较低,在工业上它是由聚乙酸乙烯酯进行醇解反应得到的。

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19、

Dehydrated activated sludge treatment with modified natural high polymer cationic flocculant

阳离子型改性天然高分子絮凝剂对活性污泥脱水处理

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20、

Starch is a natural low cost polymer which can be modified with many agents, and the resulted products and itself can be biodegraded completely.

淀粉来源广,价格低廉,产物可完全生物降解,因此淀粉改性絮凝剂的研究发展迅速。

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