缩水甘油

Two triphase catalysts of comb-like polyether s supported by silicas were synthesized,and their catalytic behavior in the iodo-substitution,etherization and the addition reaction of dichlorocarbene to styrene were also studied.

以表面经偶联剂修饰的二氧化硅为载体，通过聚(β-氯乙基缩水甘油醚)和醇钠反应，合成了两种梳状聚醚三相转移催化剂，研究了它们在碘代、二氯卡宾对双键加成和混合醚制备反应中的催化活性。

This paper discusses the solution and using performance of three type of glyceryl glycidic ether in polyester dipping .

讨论比较三种缩水甘油醚产品(Raschig公司的GE10 0 ；EMS公司的G170 1以及长濑公司的EX 313)在涤纶浸胶帘帆布浸胶配方中的溶解和使用性

Using Hexamethylenetetramine as the catalyst and P-Hydroxyanisole as the inhibitor, glycidyl methacrylate were prepared by two-step method successfully.

本论文以六次甲基四胺为催化剂，对羟基苯甲醚为阻聚剂，采用酯化闭环两步法制备出甲基丙烯酸缩水甘油酯。

Using the method of tosylation, tosylate terminated epichlorohydrin polymer as intermediate was synthesized by PECH and 4-toluenesulfonylzchloride in pyridine,azido terminated glycidyl azide polymer was obtained by the reaction of intermediate and sodium azide.

采用磺酸酯法，首先PECH与对甲苯磺酰氯在吡啶介质中反应形成端磺酸酯基氯化聚醚中间体，然后中间体经叠氮化作用形成端基为叠氮基的叠氮缩水甘油醚聚合物。

The results showed that the yield of phenyl glycidyl ether was 96.8% when the mole rate of sodium phenolate and epichlorohydrin was 1.15:1, the mass ratio of ionic liquid and reactant 2:1, reaction temperature 70℃ and reaction time 2h.

结果表明，在反应温度为70℃，反应时间为2h，反应物苯酚钠与环氧氯丙烷的物质的量比为1.5：1，离子液体与反应物的质量比为2：1时，苯基缩水甘油醚的产率为96.8%。

The results show that water salability and water dispersion stability are excellent when the mass fraction of GMA is 15%, the ambition ring-open is 50% and neutralization is 80%.

结果表明：甲基丙烯酸缩水甘油酯含量为15%，胺化开环址为50%，中和度为80%时，树脂的水溶性及水分散体系稳定性均良好。

Adopting self-developed glycidyl amine-type high temperature resistant epoxy resin,MTHPA curing agent,toughener,active microsilica fillers and other additives as the basic materials,the high temperature resistant casting material s which have better mechanical strength,electrical insulating properties and capability of crack-resistant were prepared.

采用缩水甘油胺型耐高温环氧树脂、甲基四氢苯酐固化剂为主要原料，加入海岛型结构增韧剂与活性硅微粉填料及其他助剂，制备出具有良好力学、电气性能与耐开裂性能的耐高温环氧树脂浇注料。

Adopting self-developed glycidyl amine-type high temperature resistant epoxy resin ,MTHPA curing agent,toughener,active microsilica fillers and other additives as the basic materials,the high temperature resistant casting materials which have better mechanical strength,electrical insulating properties and capability of crack-resistant were prepared.

采用缩水甘油胺型耐高温环氧树脂、甲基四氢苯酐固化剂为主要原料，加入海岛型结构增韧剂与活性硅微粉填料及其他助剂，制备出具有良好力学、电气性能与耐开裂性能的耐高温环氧树脂浇注料。

Abjective］Objective: To evaluate the biological effects of recombinant human bone morphogenetic protein-2 (rhBMP2) loaded dextran-based microspheres (rhBMP2-dex-MPs) on cultured gingival fibroblast cells in vitro.

摘要］ 目的：观察甲基丙烯酸缩水甘油酯右旋糖酐载重组人骨形态发生蛋白-2 (rhBMP2)缓释微球对体外培养的人牙龈成纤维细胞的生物学作用。

Novel organic silane of 3,3′-dihydroxyldiphenoxydimethyl alkoxy silane and 3,3′,3-trihydroxyldiphenoxydimethylalkoxy silane triglycidyl ether for epoxy resin modification were synthesized.

研究了含酚羟基有机烷氧基硅烷及3，3′，3-三羟基苯氧基硅烷三缩水甘油醚两种新型有机硅改性剂对双酚F环氧树脂力学性能及热性能的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。