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- The development of novel materials continuously demands vinyl monomers that are synthetically accessible and easy to derivatize. 新型材料的不斷發(fā)展;要求乙烯單體綜合無(wú)障礙、易于衍生物.
- The kinetic equation of photopolymerization of vinyl monomers with this photoinitiator,molecular weight and distribution have been measured. 測定了光聚合的動(dòng)力學(xué)方程以及聚合物的分子量和分子量分布。
- The RAFT radical polymerization of non-conjugated vinyl monomers and conjugated vinyl monomers mediated by xanthate are reviewed in this paper. 本文綜述了以黃原酸酯為鏈轉移劑進(jìn)行的共軛乙烯基單體與非共軛乙烯基單體的RAFT自由基聚合研究進(jìn)展。
- Abstract: The RAFT radical polymerization of non-conjugated vinyl monomers and conjugated vinyl monomers mediated by xanthate are reviewed in this paper. 摘要: 本文綜述了以黃原酸酯為鏈轉移劑進(jìn)行的共軛乙烯基單體與非共軛乙烯基單體的RAFT自由基聚合研究進(jìn)展。
- In this article by copolymerization of VAc and other vinyl monomers, the effects of PVA on the properties of the PVAc emulsion were discussed through many tests such as TEM, DSC and so on. 研究利用醋酸乙烯酯與其它烯類(lèi)單體共聚,并在此基礎上通過(guò)TEM、DSC等多種表征手段分析了不同醇解度的聚乙烯醇對聚醋酸乙烯乳液性能產(chǎn)生的影響。
- Normal initiators used for graft polymerization of vinyl monomers on starch are reviewed with 21 references. The characterization, initiating mechanism and the application of initiators are discussed. 總結了近年來(lái)淀粉與乙烯基單體接枝共聚的常用引發(fā)劑,對引發(fā)劑的性質(zhì)、優(yōu)缺點(diǎn)、引發(fā)機理及應用作了評述,引用最新文獻21篇。
- With many polymers the molecular weight of the structural unit is equal to the molecular weight of the monomer, e.g. with all vinyl monomers. 對許多聚合物,例如對所有的乙烯基單體的聚合物來(lái)說(shuō),結構單元的分子量等于單體的分子量。
- A reactive microgel emulsion has been developed by polymerization unsaturated polyester and/or vinyl monomers and tetrapropylene glycol diacrylate as cross - linkable monomer. 采用三縮丙二醇二丙烯酸酯作為交聯(lián)單體,與不飽和聚酯和/或乙烯系不飽和單體乳液聚合,合成了反應性微凝膠乳液。
- The tacticity of polymers is mainly influenced by the polarity of substituent group of vinyl monomer. 作者認為影響聚合物等規度的因素主要是取代基的極性效應。
- Dyeability of Ramie Fabric Grafted with Vinyl Monomers 乙烯基單體接枝苧麻的染色性能
- Polymer surfactants of poly(vinyl alcohol)(PVA)are used as emulsifier in vinyl monomer emulsion polymerization and dispersent in VC suspension polymerization. 聚乙烯醇(PVA)系高分子表面活性劑,可用作乙烯基單體乳液均聚或共聚的乳化劑和氯乙烯(VC)懸浮聚合的分散穩定劑。
- Experiment results show that with increasing content of vinyl monomer,stability of PUA,film and breaking elongation decreased,the hardness and water-resistance increased. 研究了單體含量對共聚乳液性能的影響,結果表明:隨著(zhù)乙烯基單體含量的增加,乳液顏色加深,穩定性下降;膠膜的斷裂伸長(cháng)率降低,硬度和耐水性增加。
- N-vinylformamide (NVF) is a functional vinyl monomer which easily forms water soluble or hydrophilic polymers with high molecular weight by radical polymerization. 因此螯合纖維可以用于污水的處理、金屬離子及貴金屬的分離與富集、痕量元素的回收、分析等方面。
- The drink was mixed with aromatic spices. 飲料中帶有香料。
- Aromatic herbs are often used in cooking. 芳草常用於烹調。
- Ceric ion homogeneous redox systems for polymerization of vinyl monomers 硝酸鈰銨均相氧化還原體系引發(fā)烯類(lèi)單體聚合
- A polymer of two or more different monomers. 共聚物一種由兩種或多種不同單體構成的聚合物
- Composite latex consited of polyacrylate-polyurethane was prepared with aqueous polyurethane emulsion,methyl methacrylate and butyl acrylate as vinyl monomer by soap-free seed emulsion polymerization. 以水性聚氨酯為種子乳液,甲基丙烯酸丁酯和甲基丙烯甲酯為單體,采用乳液聚合法制備丙烯酸酯-聚氨酯乳液。
- When suspention polymerization was used in the preparation of the toner which is used in electrophotography,carbon black remarkablly inhibited the polymerization of vinyl monomer in the system. 用懸浮聚合法制備靜電復印用增色劑時(shí),著(zhù)色劑炭黑在反應體系中具有明顯的阻聚作用。
- A Study of Graft Co-polymerization of Vinyl Monomers onto Wool Fibers 烯類(lèi)單體與羊毛纖維的接枝共聚改性研究