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A photosensitive resin for UV curing acrylic powder coating has been synthesized by esterification of methacrylic acid and GMA-type acrylic resin at the presence of ethyl acetate as solvent, tetramethylammonium chloride as catalyst, YK as inhibitor.

以醋酸丁酯为溶剂,四甲基氯化铵为催化剂,氮氧自由基为阻聚剂,由甲基丙烯酸缩水甘油酯类丙烯酸树脂与甲基丙烯酸酯化反应制得了UV固化粉末涂料用感光性丙烯酸树脂。

ABSTRACT: This assay initially discussed the researches and developments of syntheses and reforming of the tetratlycidyletyer of tetraphenol ethane applying to the copper clad laminate and simply explained its principles and functions of UV-ray shield and fluorescence.

本文对四官能环氧树脂[1,1,2,2—四乙烷四缩水甘油醚]的合成与改性及在覆铜板中的应用作了初步探讨,并对其屏蔽紫外线与产生荧光的机理作用作粗浅的阐述。

Two azobenzene-containing polyethers were synthesized and their thermotropic liquid crystalline properties were investigated.

氯乙基缩水甘油醚和GCE/羟丁基乙烯基醚分别通过阳离子聚合、光引发共聚合,获得两种聚醚,然后再分别与 4-硝基-4' -羟基偶氮苯反应,制备了两种侧链含偶氮苯生色团的液晶聚合物。

A series of UV curable waterborne hyperbranched polyester s with different acid/amine terminal rate,which contained -OH?-COOH and methacrylic chain end groups,and were partly neutralized with thertiary amine,were synthesized from trimellitic anhydride,epichlorohydrin,glycidyl methacrylate and triethylamine.

以偏苯三酸酐、环氧氯丙烷、甲基丙烯酸缩水甘油酯、三乙胺合成了末端羧基与氨基不同比例的一系列可UV固化的高支化聚酯,研究了末端官能团对合成产物水溶性、粘度以及凝胶转化率的影响。

The effect of the special monomers on the properties of the emulsion was studied. The results showed that when the amount of GMA was 4.4% and the amount of actyflon was 1.0% of the monomers, salt spray resistance of the emulsion, could be up to 240 h without rust spots and babbles.

结果表明,当环氧单体甲基丙烯酸缩水甘油醋用量为总单体用量的4.4%,含氟单体用量为总单体用量的1.0%时,能够显著提高乳液的交联度和疏水性,乳液成膜后进行中性盐雾实验,中性盐雾时间可达到240h,板面无锈点,主体无起泡。

An improved method is provided for copolymerizing vinyl chloride with allyl glycidyl ether and a vinyl ester.

本发明提供将氯乙烯与烯丙基缩水甘油醚和乙烯酯共聚的改进的方法。

Step procedure. Firstly, glycidyl rnethacrylate was photo梘rafted onto the surface of PVC without degassing. An activated surface with active epoxy groups was formed. The grafted polymer can also act as the spacer between heparin and PVC; Secondly, heparin is attached to the grafted surface through its functional groups reacted with the epoxy groups.

第一步,通过紫外光接枝反应将甲基丙烯酸缩水甘油酯接枝到PVC材料表面,接枝链作为肝素和聚氯乙烯材料之间连接的间隔基,同时也得到了带有环氧基团的反应性表面;第二步,通过肝素分子所带功能基团与PVC材料接枝表面上的环氧基之间的反应将肝素共价键合到PVC材料表面。

Separation of racemic mixtures of benzyl glycidyl ether was achieved with HPLC by using Chiralcel OD as chiral stationary phase and hexane/2-propanol mixture of different ratios as eluents.

在 Chiralcel OD多糖类手性固定相上,以各种不同配比的正己烷-异丙醇为洗脱剂,对苄基缩水甘油醚的外消旋体进行对映体拆分,考察了不同洗脱剂配比、柱温和流速对分离度和出峰时间的影响。

The N-butyl pyridine tetrafluoroborate (BF4) ionic liquid was synthesized, which was used to prepare the phenyl glycidyl ether as solvent and catalyst.

合成了N-正丁基吡啶氟硼酸盐(BF4)离子液体,并将BF4作为溶剂和催化剂用于苯基缩水甘油醚的合成反应。

High cation transference number is necessary for high performance polymer electrolytes. In this work, hyperbranched lithium polyglycidol sulfate was synthesized as a novel spherical macromolecular lithium salt.

提高锂离子迁移数是聚合物电解质的重要课题,为此本论文以超支化聚合物为母体,合成了一种新型的球状大分子锂盐——超支化聚缩水甘油硫酸锂,并用于微孔型聚合物电解质。

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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。

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