查询词典 Epichlorohydrin

To improve water resistance of starch adhesives, tolylene diisocyanate and epichlorohydrin were used as cross linking agents.

以甲苯二异氰酸酯和环氧氯丙烷为交联剂，对氧化淀粉进行两步交联改性，提高了淀粉胶黏剂的耐水性。

Epoxypropyl triethyl ammonium chloride intermediate was synthesized by the reaction of triethylamine with epichlorohydrin in aqueous methanol using K_2SO_4 as catalyst.

首次将硫酸钾作为催化剂，引入到环氧丙基三乙基氯化铵中间体的合成反应中。

Epoxypropyl triethyl ammonium chloride intermediate was synthesized by the reaction of triethylamine with epichlorohydrin in aqueous methanol using K_2SO_4 as catalyst.

以环氧氯丙烷的转化率和产物中环氧基保留率的乘积作为中间体性能的评价指标，通过正交实验优化出最佳条件：甲醇水溶液为溶剂，反应温度50℃、n∶n=0.010、n∶n=1.0、反应时间为1.5 h。

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 wastewater containing epichlorohydrin is high toxic and hard to be biodegraded, which is not fit for biological treatment. The oxidation process of Fenton reagent was put forward.

环氧氯丙烷废水毒性强、生物降解性差，不适合用一般的生物方法处理，提出Fenton试剂氧化处理的方法。

One-step synthesis of the high molecular weight bromated epoxy resins for flame retardants is studied with tetrabromobisphenol A and epichlorohydrin as raw materials in mixed solvent comprising 1,4-dioxan and water.

研究以四溴双酚A和环氧氯丙烷为原料在二氧六环和水混合溶剂中一步法合成了高分子量溴化环氧树脂阻燃剂。

The performance of the epichlorohydrin and bone grafting copolymerized products are superior to that of industrial bone glue,which was proved by application experiments.

通过应用实验，接枝共聚物与工业骨胶相比，应用性能得到较大的改善。

Chloro 2 hydroxypropyl trimethyl ammonium chloride an etherizing agent ,for modified starch, was synthesised from epichlorohydrin.

以环氧氯丙烷为原料合成了 3-氯- 2 -羟丙基基三甲基氯化铵，后者作为改性淀粉的醚化剂。

The ethylated wood of weight percent gain about 6-23 can resoluted at 80℃ in bisphenolA-ethyl acetate solution. In the presence of NaOH, these solution can reacted with epichlorohydrin toproduce new epoxy resin adhesive with wood as backbone.

发现增重率6～23的乙基化木材可在温和条件（80℃）下溶解于双酚A－乙酸乙酯溶液中，形成的溶液可用于制备以木材主成份为骨架的新型环氧树脂胶粘剂。

Light-coloured varnishes were prepared by etherification of urushiol-formaldehyde condensates with epichlorohydrin. They gave clear paint films in pale colour. The varnishes blended well with various pigments and exhibited excellent properties similar to those of the original Chinese lacquer -"the monarch of the coating". No vesicating action on human body was observed.

用环氧氯丙烷醚化方法成功地制备的浅色生漆，涂膜透明，颜色浅，能和多种颜料很好调合，充分发挥其色彩，保持了&涂料之王&—生漆的基本优点；在漆器上应用，施工方便，效果良好，对人体无过敏反应。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失