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- ionic copolymerization monomer 离子型共聚单体
- Vinyl ester of Versatic acid (VeoVa) is a good copolymerization monomer with excellent water resistance, weather resistance and alkali resistance. 叔碳酸乙烯酯是一种具有优异耐水、耐碱和耐候性能的改性单体,与醋酸乙烯酯乳液共聚,可以充分展示其改性作用。
- The results showed that the effect of copolymerization monomer on the hydrophilicity of polymer should be considered while selecting the components of copolymerization monomer. 实验结果表明:在选择共聚单体组分时,要充分考虑共聚单体时聚合物亲水性的影响,有利于提高水洗效果;
- emulsifierable copolymerization monomer 可聚合乳化剂
- The paper discussed the influences of the melt flow rate,long branched chain and the copolymerized monomer of polyolefin on the melting strength. 考察聚烯烃熔体流动速率、长支链、共聚单体等因素对其熔体强度的影响。
- The monomer and copolymer were characterized by IR. 单体及共聚物用IR等进行了表征。
- The title stable high solid styrene/butyl acrylate copolymer emulsion has been prepared by soap-free emulsion copolymerization with ionic and nonionic hydrophilic monomers. 利用离子型和非离子型亲水单体参与无皂乳液共聚,制备了稳定的高固含量苯乙烯-丙烯酸丁酯乳液。
- The graft copolymer of ethylene propylene diene monomer (EPDM) and methyl methacrylate (MMA) was prepared by swelling mechanochemical copolymerization in mixer. 采用直接溶胀法,在叶片混合器中以不同条件制备了三元乙丙橡胶-甲基丙烯酸甲酯接枝共聚物。
- Solid phase grafting copolymerization with preirrated polypropylene non-woven fabric as substrate and MMA as the monomer was applied to prepare the graft copolymer. 研究了以预辐射聚丙烯无纺布为基材,甲基丙烯酸甲酯为单体,采用固相接枝聚合的方法制备接枝共聚物的接枝反应过程。
- The multicomponent copolymerized emulsion was prepared by emulsion copolymerization with methyl methacrylate,butyl acrylate,styrene and acrylic acid as copolymerized monomers. 以甲基丙烯酸甲酯、丙烯酸丁酯、苯乙烯和丙烯酸为共聚单体,经乳液共聚合反应制得四元共聚乳液。
- ionic copolymerization 离子共聚
- Unreacted monomer is stripped and recycled. 未反应单体经汽提后回收。
- Water is a very good solvent for ionic species. 水对各种离子是非常好的溶剂。
- One type is the Schottky defect in ionic crystals. 在离子晶体中有一类是斯考特库缺陷。
- Water-borne acrylic resin was modified by grafted copolymerization of acrylic monomer and epoxy resin. 通过丙烯酸酯类单体与环氧树脂接枝共聚反应,对水性丙烯酸树脂进行改性。
- The alkanes are generally inert to ionic reagents. 烷烃一般说来对离子型试剂是不活泼的。
- A salt is a general term for an ionic compound. 盐是离子化合物的统称。
- Effeets of monomer concentration and reaction time on the graft copolymerization were studied. 考察了单体浓度、发剂浓度、合温度对接枝共聚反应的影响。
- Magnetic polarity;ionic polarity. 磁极性,离子极性
- Solution of a copolymer with acidic groups. 含酸性基的共聚物溶液。