• 体系可能存在单体的转移反应。

    Probably there existed certain chain transfer to monomer in this system.

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  • 温度升高转移速率增大。

    The increase of temperature can promote the chain transfer rate constant.

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  • 研究了通过自由基转移反应原位接枝聚合物

    Surface chain transfer reaction was used to prepare end-grafted polymer films of nanometer dimensions.

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  • 转移路线

    Macro chain, transfer agents route.

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  • 是因为活泼催化剂活性中心之间转移反应发生

    This is due to the chain transfer reaction between the active hydrogen and the active centers of the catalyst.

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  • 方法操作简单转移剂用量较小生产周期成本

    The method is simple in operation, short produce period, low in cost and with less amount of chain transfer substance.

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  • 甲基丙烯磺酸提供极性阴离子磺酸外,还起转移作用;

    Methllyl sulfonic acid acted as a chain transfer agent besides supplying the strong polar anionic sulfonic group.

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  • 探讨引发用量转移用量反应温度共聚物阻性能影响

    The effects of such factors as the dosage of initiator, dosage of chain transfer agent, and reaction temperature on the copolymer's scale inhibiting capacity are discussed.

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  • 建议聚合度-时间曲线决定是快引发还是慢引发,判断转移反应存在

    Time graph was suggested to be used to determine the type of initiation if there exists chain transfer reaction.

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  • 探讨反应温度单体浓度转移引发剂等因素对聚合物分子量影响

    The influence on molecular weight of PAM of reaction -temperature, reaction time, concentration of monomer, amount of initiation and chain-transfer agent has been studied.

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  • 探讨了反应温度、单体浓度、转移引发剂等因素对聚合物分子量影响

    The influence on molecular weight of PAM of amount of solvent, initiation and chain-transfer agent has been studied.

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  • 我们分析马尔可夫转移矩阵扰动平均报酬影响讨论系统敏感性计算

    We analysis the affection that the transition matrix error of a Markov chain brings to the average reward of the system and discuss the computation of the system sensitivity.

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  • 可逆加成-断裂转移RAFT聚合一种基于可逆链转移活性自由基聚合技术。

    Reversible addition-fragmentation chain transfer (RAFT) polymerization was a novel method of living radical polymerization.

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  • 本文充分考虑引发剂温度单体转移反应因素,利用正交法获得了最佳树脂合成方案

    An optimum resin synthetic approach was developed by considering the initiator, temperature, monomers, chain transfer agent etc.

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  • 丙烯酸氢氧化钠为原料,以无机磷酸盐转移合成系列分子质量丙烯酸分散剂。

    A series of low molecular weight polyacrylic acid sodium solutions was synthesized by using inorganic phosphate as chain transfer agent on the basis of acrylic acid, sodium hydroxide and so on.

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  • 炭化作用机理主要为共炭化剂烷基转移热解及聚合时生成自由基的氢转移作用。

    So, the co-carbonization mechanism mainly involves the short alkyl side chain and hydrogen trans-fer reaction between LDOHF and MCTP during pyrolysis and condensation of LDOHF.

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  • 我们根据实验结果并借鉴前人的经验,指出低聚物阳离子自由基单体转移诠释一切问题关键

    We find that the chain transfer reaction between oligomeric radical cations and monomers is the key to elucidate these questions.

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  • 试验结果表明提高反应温度选择适当溶剂可以使转移常数增大,有利于枝反应进行,提高效率

    The results show that chain transfer constant depends on reaction temperature and solvent. High temperature favors graft copolymerization, and enhances the efficiency of grafting.

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  • 比较了不同转移作用效果;研究2-巯基乙醇作为链转移剂对聚合过程共聚物相对分子质量的影响。

    Effects of as 2 - mercaptoethanol chain transfer agent to polymerization and the relative molecular weight of copolymer were studied.

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  • 利用普通自由基聚合中的转移反应分别制备羧基为端基的基为端基的聚(PNVP - NH2)。

    Poly (N-vinylpyrrolidone) with carboxylic end groups and amino end groups (PNVP-NH2) were prepared by the chain transfer reaction in free radical polymerization.

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  • 实验结果表明链转移法合成氯接枝共聚物过程反应温度、反应时间引发剂浓度、氯含量单体含量重要影响因素;

    The results show: that the effects of chlorine content of CPE, reactive time, initiator concentration and monomer concentration on the reaction are critical;

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  • 转移其它原子反应转移到反应体系化合物(单体引发剂或溶剂),从而导致聚合物增长终止这种情况称为链转移

    A growing polymer is terminated by the transferred of a hydrogen or other atom or species to it from some compound present in the system-the monomer, initiator, or solvent, as the case may be.

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  • 采用溶液聚合法合成固体粘度羟基丙烯酸树脂(HAR),详细讨论了引发剂、链转移剂、反应温度、溶剂等对HAR粘度的影响。

    Hydroxyl acrylic acid resin (HAR) with high solid and low viscosity was polymerized from an appropriate acrylic acid monomer in solution.

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  • 采用本体聚合方法将丙烯酸酯单体的混合物实施热聚合制备预聚体,采用核-聚合法的单体投料方式同时加入转移十二烷基硫酵控制反应进程。

    UV curing polyacrylate pressure sensitive adhesive was synthesized by core-shell polymerization, at the same time, chain transfer agent NDM was added for controlled reaction rate.

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  • 磨耗不仅导致高分子断裂而且可能会发生链转移反应大分子自由基的异构化反应。提出胶料磨耗机械力引发的具有反应特征的力化学反应结果

    The results show that the abrasion process is similar to its aging by heat and oxygen. The abrasion not only resulted in the fragmentation of macromolecule chain, but also would lead to ch…

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  • 磨耗不仅导致高分子断裂而且可能会发生链转移反应大分子自由基的异构化反应。提出胶料磨耗机械力引发的具有反应特征的力化学反应结果

    The results show that the abrasion process is similar to its aging by heat and oxygen. The abrasion not only resulted in the fragmentation of macromolecule chain, but also would lead to ch…

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