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1)  grafting efficiency
接枝效率
1.
The grafting conditions and their impact on grafting ratio of the cellulose and grafting efficiency of the chitosan were discussed.
以制浆造纸中的木浆为原料,以过硫酸钾为引发剂,将木浆中的纤维素与壳聚糖进行接枝共聚,在可控制的条件下,合成具有抗菌性能的纤维素材料,并研究了合成时的接枝条件及其对接枝率、接枝效率的影响。
2.
The grafting result was measured by grafting ratio and grafting efficiency.
用接枝率和接枝效率衡量接枝效果。
3.
It is found that the different concentration ratio of PA6 to PS, DCP content and the reactive time have different effects on the grafting efficiency.
5%时,接枝效率较高。
2)  graft efficiency
接枝效率
1.
The results show that as the temperature rises,the graft efficiency of quaternary ammonium salt with resin in water improves evidently with 94% at 60 ℃.
试验结果表明,随着温度的升高,季铵盐与树脂在水中的接枝效率提高,在60℃时可达到94%。
2.
In this paper,the effect of the selection of starches、initiator、crosslinking agent、additives,the preprocessing of starch,the ratio of initiator,the addition order of initiator on graft efficiency,water/salt-water absorbency has been studied.
用水溶液法合成了淀粉接枝丙烯酸/丙烯酰胺高吸水树脂,主要讨论了淀粉类型、引发剂类型、交联剂类型、添加剂类型、淀粉预处理方式、引发剂比例、引发剂加入方式等对反应的接枝效率、合成树脂吸水/吸盐水性能的影响。
3.
The graft efficiency was determined by means of water extraction method.
利用红外光谱仪和扫描电镜对自制的魔芋超强吸水剂(KSAP)的结构进行了分析,并用萃取法对其接枝效率进行了测定,结果表明KSAP系魔芋多糖与丙烯酸(钠)的接枝产物,为均一性的聚合物,其中含有大量的羟基和羧基亲水基团,且是以魔芋多糖为主链,以接枝的聚丙烯酸(钠)为侧链的聚合物,其接枝效率为75%。
3)  grafting effect
接枝效果
1.
Approach to grafting effect of emulsion graft polymeriztion;
乳液聚合接枝效果的探讨
4)  effect of grafts
接枝效应
5)  grafting ratio
接枝率
1.
Relation Between Grafting Ratio and Sizing Performance of Graft Modified Starch Size Mixture;
接枝变性淀粉浆料接枝率和上浆性能的关系
2.
Studies on Influence Factors of Grafting Ratio of Solid-phase Polypropylene Grafted with Maleic Anhydride
聚丙烯固相接枝马来酸酐的接枝率影响因素的研究
3.
Determination for the grafting ratio of Starch-g-Poly(lactic acid) by infrared spectrum
淀粉接枝聚乳酸接枝率的红外光谱测定
6)  grafting degree
接枝率
1.
Effect of processing parameters on grafting degree using UV techniques to graft MAH onto polypropylene powder;
聚丙烯粉紫外光接枝马来酸酐工艺参数对接枝率的影响
2.
The grafting degree of the specimens collected from four positions along the extrusion direction was evaluated by titration.
研究了不同螺杆构型的混合性能以及低密度聚乙烯熔融接枝马来酸酐的过程,探讨了不同螺杆构型的混合性能与接枝反应接枝率的关系。
3.
Numerous experiments proved that strategies for effectively increasing the grafting degree on area can improve the grafting performance of AAS resin,and provide guidance for AAS emulsion grafting reaction.
用接枝率Gd来表征乳液接枝反应的效果是不全面的,本文引入了面积接枝率这一概念,并通过大量的实验证明了凡是能够有效提高面积接枝率的方法都能够改善AAS树脂的接枝效果,对AAS乳液接枝反应起到了指导性的作用。
补充资料:接枝效率
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性质:在接枝共聚的反应过程中,单体除了进行接枝共聚外,还有部分单体进行自身均聚反应生成均聚物。用接枝效率标定接枝共聚物与其他非接枝的聚合物之间的相对含量。接枝效率=接枝共聚物的质量/反应所得聚合物总质量。接枝效率可以通过选择适当的溶剂萃取的办法,分离出接枝共聚物及非接枝共聚物的组分,然后计算出来。接枝效率不仅反映出接枝反应进行的程度,也从侧面反映出产品的结构与性能。

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