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。
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。
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。
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%。
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。
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%。
Approach to grafting effect of emulsion graft polymeriztion;
乳液聚合接枝效果的探讨
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
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
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
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
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。
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。
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。
Preparation of CPP-g-MAH and Influencing Factors of Its Grafting Efficiency
CPP-g-MAH的制备及其接枝效率的影响因素
A New Method for Measuring the Grafting Ratio of Chitosan-graft-polyacrylamide
壳聚糖-聚丙烯酰胺接枝共聚物接枝率的测定
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
Study on Grafting Degree and Fluidity of LDPE-g-GMA
LDPE-g-GMA的接枝率和流动性研究
Influence of Different Conditions on the Grafting Degree of Polyethersulfone Membranes Grafted Methacrylic Acid with γ-ray Irradiation;
不同条件对聚醚砜膜γ辐射接枝甲基丙烯酸接枝率的影响
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
Preparation and Application of Odorless and High Grafting Ratio PP-g-MAH
无气味高接枝率马来酸酐接枝聚丙烯的制备与应用
STUDY ON THE GRAFTNG YELD OF MALEC ANHYDRDE GRAFTED CHLORNATED POLYPROPYLENE BY NEUTRALZATON TTRATON
酸碱滴定法测定马来酸酐接枝氯化聚丙烯的接枝率
The effect of survival rates of Michelia figo by different high branch grafting techniques
不同嫁接技术对含笑高枝嫁接成活率的影响
Efficiency of Inoculation with Arbuscular Mycorrhizal Fungi to Camptotheca Acuminata Seedlings;
丛枝菌根真菌对喜树幼苗的接种效应
Improvement of Grafting Efficiency Using Inimer in Seeded Emulsion Polymerization;
通过引发剂型单体提高种子乳液聚合接枝率
Effect of the Grafted Rate of PP-g-MMA on the Nonisothe-rmal Crystallization Kinetics of Polypropylene
接枝率对PP-g-MMA非等温结晶动力学的影响
Study on absorbency of starch graft polymer resin by filtration
过滤法测定淀粉接枝聚合物树脂吸液率的研究
Effect of Grafting Ratio on the Structure and Properties of PVC/PA6-g-SMA Blend
接枝率对PVC/PA6-g-SMA共混物结构与性能的影响
Note: The efficiency of branching presents the seed yield of every brachn account for percentage of the total yield.
注：分枝效率为各分枝籽粒产量占群体产量的百分比(%)。
mechanical back to back test
机械连接式效率试验
With senescing of flower, net photosynthetic rate of NFL decreased markedly, approaching net photosynthetic rate in FL.
随着花的衰败,无花枝叶片的光合速率明显降低,接近有花枝叶片的光合速率。