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1)  copolymerization in-situ
齐聚-原位共聚
2)  oligomerization and insitu copolymerization
齐聚和原位共聚
1.
The results indicate that the complex catalysts have the performance of oligomerization and insitu copolymerization.
结果表明,Ni(acac)2/TiCl4/L复合催化剂有良好的齐聚和原位共聚性能,催化单一乙烯聚合获得了熔点和结晶度较低的中、低密度支化聚乙烯;其中配体L有很好的提高产物支化度的作用,得到支化度为4~12的支化聚乙烯。
3)  in situ copolymerization
原位共聚
1.
Study on aluminum pigment encapsulated by in situ copolymerization of styrene-maleic anhydride;
苯乙烯—马来酸酐原位共聚包覆铝颜料的研究
2.
In order to improve its anticorrosion property, aluminum pigment was encapsulated by in situ copolymerization of acrylic acid and styrene.
结果表明:丙烯酸-苯乙烯原位共聚包覆铝粉能够极大地改善铝粉的耐腐蚀性能;其优化条件是:反应温度为85℃、反应时间为1h、m(丙烯酸+苯乙烯)/m(Al)为15%、聚乙烯吡咯烷酮用量为1。
3.
The development direction of ethylene in situ copolymerization was proposed.
综述了乙烯原位共聚法制备线性低密度聚乙烯研究的新进展。
4)  in-situ copolymerization
原位共聚
1.
The recent research advances in the preparation of linear low density polyethylene(LLDPE) have been reviewed, including the “comonomer effect”, the in-situ copolymerization of ethylene and LLDPE synthesized through “chain walking” mechanism using late transition metal catalysts etc.
综述了近年来线性低密度聚乙烯合成的主要研究进展 ,包括乙烯与α 烯烃共聚合的“共单体效应” ,乙烯“原位共聚”和后过渡金属催化剂催化乙烯聚合制备线性低密度聚乙烯等新方法。
5)  in-situ copolymerization
原位共聚合
1.
This paper studied ethylene oligomerization catalyzed by {2-[2-Me-4-OMe-C_6H_3N=C(Me)]_2C_5H_3N}CoCl_2 (catalystⅠ) and ethylene in-situ copolymerization catalyzed by a compound system consisting of catalystⅠ, metallocene catalyst Et [Ind]_2ZrCl_2 (catalystⅡ),Me_2Si [Ind]_2ZrCl_2,(catalystⅢ) and Me_2Si[2-Me-Ind]_2ZrCl_2 (catalystⅣ) in the presence of methylaluminoxane (MAO) as co-catalyst.
研究了{2-[2-Me-4-OMe-C_6H_3N=C(Me)]_2C_5H_3N}CoCl_2(催化剂1)催化乙烯齐聚合以及它与不同茂金属催化剂Et[Ind]_2ZrCl_2(催化剂2)、Me_2Si[Ind]_2ZrCl_2(催化剂3)和Me_2Si[2-Me-Ind]_2ZrCl_2(催化剂4)复配,以甲基铝氧烷(MAO)为助催化剂催化乙烯原位共聚合。
6)  in-situ blend polymerization
原位共混聚合
1.
Styrene,surfactant and selected superabsorbent polymers were mixed and the in-situ blend polymerization of styrene was carried out when the initiator benzoperoxide was added.
采用乳液聚合法合成了一系列不同单体组成的高吸水树脂,选取吸水树脂与苯乙烯、表面活性剂组成聚合体系,用过氧化苯甲酰引发进行原位共混聚合,制备遇水崩解型聚苯乙烯,并考察了吸水树脂的种类、吸水倍率对崩解材料崩解性的影响。
2.
Styrene, surfactant and superabsorbent polymers weremixed and the in-situ blend polymerization of styrene was carried out when theinitiator benzoperoxide was added.
将制备的吸水树脂与苯乙烯、表面活性剂(Span-80)组成聚合体系,用过氧化苯甲酰引发进行原位共混聚合,制得遇水崩解型聚苯乙烯。
补充资料:聚碳酸酯聚二甲基硅氧烷嵌段共聚物
分子式:
CAS号:

性质:又称聚碳酸酯聚二甲基硅氧烷嵌段共聚物。分子链中同时含有聚碳酸酯和聚二甲基硅氧烷结构的嵌段共聚物。具有坚韧而透明的特点。因二甲基硅氧烷链节的引入,降低了纯聚碳酸酯(PC)的软化温度和熔融黏度,提高了冲击韧性和热分解温度范围。其薄膜的物理机械性能与PC基本相似,而氧气透过率却高约10倍。由α,ω-二氯聚二甲基硅氧烷与双酚A和光气反应制得。可用挤塑、铸塑、模塑法成型加工。主要用作宇宙飞船供氧系统、潜水艇和水下实验室呼吸系统、人工心肺机等用的薄膜。

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