cyanate的例句大全

The reaction mechanism of cyanate ester monomer synthesized by a " cyanogen halide-phenol method " is discussed.

分析了 “ 卤化氰 - 酚法 ” 合成氰酸酯单体的化学原理.

The cyanate Resin is modificated by styrene and divinyl benzene , which are called active diluent.

以苯乙烯和二乙烯基苯作为氰酸酯树脂的活性稀释剂,得到粘度低、贮存稳定性好的改性树脂体系.

Polyurethane demulsifier for crude oil were prepared from polypropylene glycol, xylene, toluenediiso-cyanate in xylene solvent.

用聚丙二醇和甲苯二异氰酸酯为原料, 二甲苯为溶剂合成了聚氨酯型原油破乳剂(PPG).

The varieties, synthesis, properties, modifying methods and applying prospect oi cyanate resin are mainly introduced.

主要介绍氰酸酯树脂的种类 、 合成 、 性能 、 改性方法,以及应用前景.

Sodium cyanate was prepared from reactants& urea and anhydrous sodium carbonate through liquid-solid chemical reaction method, in the solvent of N, N-dimethlformamide ( DMF).

使用液固化学反应法，以尿素和无水碳酸钠为原料，在N，N-二甲基甲酰胺（DMF）溶剂的反应介质中，制备了氰酸钠产品。

Hydantoin was synthesized from glycine and sodium cyanate, which was condensed with benzaldehyde to give monohydrated sodium phenylpyruvate in 67.0% of overall yield after alkaline hydrolysis.

由甘氨酸和氰酸钠反应合成海因，然后与苯甲醛缩合，经碱水解得到一水合苯丙酮酸钠，总收率为67.0%。

The preparation of high purity sodium cyanate by liquid-solid chemical reaction method

液固化学反应法制备高纯度氰酸钠

Results showed that sodium cyanate with 98.1% purity could be obtained in the medium of DMF, when the mole ratio of urea to anhydrous sodium carbonate was 2.5, the reaction temperature 120~ 140 ℃ and reaction time 8~ 10 h.

实验结果表明，在DMF反应介质中，当尿素与无水碳酸钠物质的量比为2.50，反应温度120~140℃，反应时间8~10h，可以制得纯度为98.1%的氰酸钠产物。

Thermal, mechanical, dielectric properties and moisture absorption performance of CCLs were improved with the increase of cyanate content.

覆铜板的热学、力学、介电等性能随着随氰酸酯含量的增加均得到改善。