介绍了改性聚乙烯亚胺作为定着剂在抄造轻型胶版纸中的应用。
The application of modified PEI as an anionic trash catcher in light weight offset papermaking system was introduced.
聚乙烯亚胺为水溶性聚合物,可很好地溶于水为混料介质的料浆中。
The polyethyleneimine is a water-soluble polymer which can be well dissolved in the slurry using water as the mixing medium.
目的:评估阳离子高分子聚合物聚乙烯亚胺(PEI)的潜在抗真菌活性。
AIM: To evaluate the potential fungicidal activity of a cationic polymer polyethylenimine (PEI).
高电荷密度的聚乙烯亚胺的加入能够中和DCS中的阴离子垃圾,提高阳离子聚丙烯酰胺的助留效果。
PEI with high cationic charge density could neutralize the anionic trash in DCS and improve the efficiency of CPAM.
目的考察并确定多聚乙烯亚胺(PEI)最佳的体外细胞转染条件,评价PEI作为基因转染试剂的可行性。
OBJECTIVE To investigate the optimum condition of polyethylenimine(PEI) for gene transfer to A549 cells.
本论文对比性地研究了改性后的超支化及线性聚乙烯亚胺(PEI)作为反相纳米胶束对极性客体分子的包裹及释放行为。
Modified hyperbranched and linear polyethylenimine (PEI) as nano-sized inverted micelles for the encapsulation and release of polar guest molecules was comparatively studied.
以聚乙烯亚胺(PEI)为阳离子探针标记肾小球滤过膜负电荷位点,透射电镜观察肾i -RI对大鼠肾小球超微结构及负电荷位点的影响。
Anionic sites of glomerular were studied with a cationic probe-polyethyleneimine (PEI) and ultrastructure was observed under electron microscope in renal I-RI rats.
本发明涉及单水杨醛亚胺钒烯烃聚合催化剂及制备方法和该催化剂在催化乙烯聚合中的应用。
The invention relates to a method for preparing single salicylaldehyde imine vanadium olefin polymerization catalyst and application of the catalyst in catalyzing ethylene polymerization.
研究表明水杨醛亚胺镍配合物中苯环上取代基的电子效应和空间位阻对乙烯聚合活性和聚合物的分子量有所影响。
With increasing the electron withdrawing substituents in the phenoxy ring, the catalytic activity was increased, and the molecular weight of polyethylene decreased.
以聚笨硫醚(PPS)和聚酰亚胺(PI)为复合粘结剂与聚四氟乙烯(PTFE)混合于合适的溶剂中,制成含ptfe的涂料。
A coatings containing polytetrafluoroethylene (PTFE) was prepared with polyphenylene sulfide (PPS) and polyimide (PI) as adhesive which were mixed with PTFE in a suitable solvent.
结果表明:乙烯基三乙氧基硅烷可用作硅线石和双马来酰亚胺复合体系的偶联剂。
The results showed that triethoxy vinyl silane can be used as coupling agent of Sa (Sillimanite) and BMI composite.
结果表明:乙烯基三乙氧基硅烷可用作硅线石和双马来酰亚胺复合体系的偶联剂。
The results showed that triethoxy vinyl silane can be used as coupling agent of Sa (Sillimanite) and BMI composite.
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