1.Chemical modification including oxygenation, esterify, graft copolymerization and so on.
化学改性主要有氧化、交联、酯化和接枝。
2.And it is proved that the trifluoro ethyl methacrylate takes part in the copolymerization reaction.
讨论了氟单体用量对转化率影响。
3.1-己烯投料量对1-己烯插入量影响较大。
The results confirmed that the metallocene adduct possessed higher activity in copolymerization than in homopolymerization.
4.The method of synthesizing vinylpolychloridevinyl acetate copolymerization resin using PVC residual liquid distillate was introduced.Basing on this, the adhensive used for plastic was prepared.
介绍了利用PVC残液蒸馏物成多氯乙烯醋酸乙烯酯多元树脂方法和利用该树脂制备塑料专用胶粘剂方法。
5.Phenic acid and alkyphenol polyethenoxy ether were selected for copolymerization in mass ratio 3∶1 and sulfomethylation also conducted.
选用苯酚、烷基酚氧乙烯醚按3∶1质量比进行,同时进行磺亚甲基化。
6.Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.
7.The second component can be added into aspartic acid by copolymerization to improve polarity and crystallization of primary polymer,and can make primary polymer without reactive group functionalize.
8.The progress in lignin chemical modification was reviewed as well,including sulfonation,oxidation,graft copolymerization,condensation reaction,Mannich reaction,alkylation,hydroxyalkylation,etc.
9.Firstly, fluorinated acrylate copolymer was obtained by solution copolymerization in the presence of α-α＇-azobis-isobutyronitrile(AIBN) as initiator and 1,4-dioxane as solvent.
首先以1,4-二氧六环为溶剂，偶氮二异丁氰（AIBN）为引发剂，采用溶液方法制备含氟丙烯酸酯类物；
10.Cast nylon modified with laurolactam was prepared by activated anionic copolymerization under the adiabatic condition.Its mechanical properties were studied.
在绝热条件下通过活化阴离子制备十二内酰胺改性浇铸尼龙,对其力学性能进行了研究。
11.Modified larch tannin was prepared by grafting copolymerization and sulfoalkylation, and successfully used as retanning agent, possessing good water solubility and enhanced penetration rate.
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(作用)
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影响。
成多氯乙烯醋酸乙烯酯多元
料进行
主链无活性基团
