查询词典 initiator

Locke and Montesquieu are respectively the initiator and the culminant figure of the decentralization theory in the West.

洛克和孟德斯鸠分别是近代西方分权理论的首倡者和集大成者。

The results show that the effect of quantity of initiator 、 dosage ratio between persulfates and Sodium Thiosulfate、reaction temperature、reaction time、crosslinking agent and the dosage of NaAA onGR、GE and WAR is significant.

实验结果表明：引发剂用量、反应温度、时间、和单体用量在制备腻子型吸水膨胀天然橡胶中对天然橡胶的接枝率有显著的影响，在本实验研究范围内的最佳工艺为：反应温度为40℃，反应时间为1小时，引发剂用量为0.50%，单体用量为100%，交联剂用量为2.00×10-4mol。

LIN Hailin,CUI Yingde,DU Lin,CHEN JianpingInstitute of Applied Chemistry,Zhongkai University of Agriculture and TechnologySuper water absorbent resins P,SA/NaAA,SA/NaAA/PVA and SA/NaAA/AM were synthesized from sodium alginate,acrylic acid,polyvinyl alcoholand acrylamide,with N,N–methylenebisacrylamide as crosslinking agent,(NH4)2S2O8 - NaHSO3 as initiator,by means of aqueous solution polymerization.

以醚化海藻酸钠、聚乙烯醇、丙烯酰胺、丙烯酸为单体，N， N–亚甲基双丙烯酰胺为交联剂，过硫酸铵-亚硫酸氢钠为引发剂，采用水溶液法制备聚丙烯酸钠p吸水树脂和海藻酸钠/丙烯酸钠、海藻酸钠/丙烯酸钠/聚乙烯醇（SA/NaAA/PVA）及海藻酸钠/丙烯酸钠/丙烯酰胺吸水性复合树脂。

Plotinus, the initiator of the Neoplatonism considers that the root of beauty isthe logos of Gods. His aesthetic thoughts are based on his philosophy calledEmanationism.

新柏拉图主义创始人普洛丁认为神明理性是一切美的总根源，他的"流溢说"哲学构成了他的美学基调。

The influence of factors such as composition of material,the kind and the weight of initiator, cross-linking agent and neutralizer on the absorption capacity of the resins were also discussed systemically.

并对影响高吸水树脂吸水率的因素如：原料配比、引发剂的种类及用量、AA中和度、交联剂的类型及用量等作了系统的探讨。

The influences of such factors as composition of comonomers, initiator, cross-linking agent and neutralizer on the absorption capacity of the resins were also discussed.

通过实验对合成高吸水性树脂反应影响因素如单体的类型及量、引发剂的类型及量、交联剂的类型及、中和度、反应温度等作了详细的探讨。

It is to say that the patch of RAFT agent on the hairy chains.PS particles with the shell of copolymer of styrene and vinylbenzyl chloride were prepared by similar seeded and starved addition processes. RAFT agent with carboxyl end-group attached on the shell surface of PS particles by group reaction. Adding NIPA and photo-initiator into the continuous phase of polymerization system, hairy PNIPA were obtained.

最后，以表面负载一层乙烯基苄氯的亚微米级单分散聚苯乙烯微球为基质，将水溶性RAFT试剂与聚苯乙烯微球表面的官能团反应以负载到其表面，再在连续相中直接引入NIPA和光引发剂，RAFT聚合得到PNIPA毛发。

The results showed that the thermo-sensitivity of hairy PNIPA changed obviously in the presence of hairy PAA as polyelectrolyte.4-cyanopentanoic acid dithiobenzoate as soluble reversible addition-fragmentation chain transfer agent was directly added into the above PS particles with photo-initiator on the surface and NVP or NIPA as monomer.

其次，将水溶性RAFT试剂直接引入上述光引发聚合体系，探讨连续相中RAFT试剂的存在对微球表面N-乙烯基吡咯烷酮或N-异丙基丙烯酰胺聚合的影响，考察了RAFT试剂对聚合过程中微球壳层高分子毛发厚度和单体转化率变化趋势。

Firstly, micron-size monodisperse polystyrene particles were prepared by emulsifier-free polymerization. Then the photo-initiator with double bond and ester group were attached on the surface of the PS particles by copolymerization using "starve" addition together with styrene. Finally both poly and poly(N-isopropylacrylamide) as hybrid hairy homopolymers were grafted on the surface of the PS particles by "grafting from" photo-initiation with sequential addition of AA and NIPA.

首先，通过无皂乳液聚合法合成亚微米级单分散聚苯乙烯微球种子，半连续补加法表面负载光引发剂，运用"从表面接枝"技术及顺序添加相关单体的工艺这三步法，成功制得表面含电解质PAA及温敏性PNIPA的混合型毛发，探讨其制备过程和特性研究，表明PAA链的存在对PNIPA链的温敏性有明显影响。

This class production is a white ,crystalline,odourless salt,it is used as initiator for the polymerisation of monomers and as a strong oxidizing agent in many nonhygroscopic. Used in cleaning and pickling of metal surfaces and bleach actiator.

项目产品过硫酸盐均为白色无味晶体，属于二级无机氧化剂，常做强氧化剂使用，也可用作单体聚合引发剂，电子工业电路板的侵蚀剂及纺织印染行业的漂白剂。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。