isocyanate

The p-chlorophenyl isocyanate is synthesised by carbonyl chloride and p-chloroaniline . The yield is 90 %.

采用光气与对氯苯胺合成对氯苯基异氰酸酯. 收率≥90%.

METHODS: β phenylethyl isocyanate was synthesized conveniently from β phenylethylamine and triphosgene in one step.

方法：以β苯乙胺为原料，通过与三光气反应，一步制得β苯乙基异氰酸酯。

This thesis is about the use of isocyanate as adhesive in making manboard with agricultural residues.

本文分六个章节内容说明异氰酸酯作为粘合剂在农作物秸秆人造板工业中的应用.

The result shows that with the increase of isocyanate index ( R), hardness, tensile strength and elasticity accordingly increase, but elongation at break reduces.

结果表明：随异氰酸酯指数R的提高，微孔聚氨酯弹性体的硬度、拉伸强度和冲击弹性增加，而伸长率则下降；

The properties of title adhesive comprising fully blocked isocyanate and polymer and additives was introduced.

介绍一种含全封闭异氰酸胶粘剂的性质.

A convenient method for synthesis of β-phenylethyl isocyanate

β-苯乙基异氰酸酯的简便合成法

Polyether-type isocyanate prepolymers are prepared with polyether polyols and tolylene diisocyanate.

采用聚醚多元醇和甲苯二异氰酸酯合成了聚醚型异氰酸酯预聚体.

Spectrophotometric determination of isocyanate-group in adhesive was studied.

研究了分光光度法测定聚氨酯中微量异氰酸酯基的方法.

New unique modifiers of self-made hydroxyl acrylic resin ( emulsion ) and isocyanate terminal waterborne polyurethane were developed.

改性剂采用特制的羟基丙烯酸酯树脂 ( 乳液 ) 及端异氰酸酯基水性聚氨酯树脂.

As one component of two-pack waterborne polyurethane coating, polyisocyanate contains unmodified isocyanate and hydrophilically modefied polyisocyanate.

双组分水性聚氨酯涂料由聚合物多元醇和多异氰酸酯组成, 而多异氰酸酯可分为疏水性和亲水性两类.

Spectrophotometric determination of free isocyanate-group (-NCO ) content in polyurethane resin production is studied.

本文研究了分光光度法测定聚氨酯树脂生产过程中剩余— NCO 含量的方法.

The catalytic effect of dibutyl tin dilaurate on thermal dissociation of blocked isocyanate crosslinkers by DSC was also discussed.

另外，还利用DSC，对二月桂酸二丁基锡对封闭异氰酸酯组分热解封温度的影响进行了讨论。

To improve the mechanical properties of the binder system, a novel azido poly-isocyanate energetic curing agent ( EC) was synthesized via additional reaction of azido polyether polyol and hexamethylene diisocyanate ( HDI).

为提高黏合剂体系的力学性能，通过叠氮聚醚多元醇与六亚甲基二异氰酸酯（HDI）反应合成了一种新型叠氮多异氰酸酯含能固化剂（EC）。

Siloxane modified polyurethane ( PU) prepolymer was prepared by reaction between poly ( dimethylsilone) oligomers with terminal amine group and PU prepolymer, then isocyanate group was blocked with sodium bisulfite ( NaHSO 3) and thermo-reactive water-based polyurethane was obtained by dispersion method in water.

用氨丙基聚硅氧烷与PU预聚体反应生成含硅氧烷的PU预聚体，通过NaHSO3封闭NCO基，并在水中分散制得有机硅改性热反应型水基聚氨酯乳液。

Hydrogels were synthesized by the crosslinking between acetic acid lignin and isocyanate ( NCO) terminated polyurethane ionomers ( IPUI).

异氰酸根封端的聚氨酯离子聚合物与乙酸木质素交联合成了一种水凝胶。

Triflumuron was synthesized by the reaction phenyl isocyanate and o-chlorobenznyel amide. The total yield was 77 %.

采用以对三氟甲氧基苯胺和光气为原料合成的异氰酸酯与邻氯苯甲酰胺加成反应制备杀铃脲, 产品总收率约77%.

Polyurethane foam is a type of foam materials with isocyanate and polyether ( or polyester) polyol as principal components, processed via special foaming technics, which possesses the excellent properties of light weight, heat insulation, sound absorption and shockproof etc.

聚氨酯泡沫塑料是以异氰酸酯和聚醚（或聚酯）多元醇为主要成份，经特殊发泡工艺制作而成的泡沫材料，具有质量轻、隔热、吸音、防震等优良性能。

When isocyanate index and density increase, compression stress is strengthened , and the compression set is improved.

增加异氰酸酯指数和密度,微孔弹性体的压缩负荷显著提高, 压缩变定性能改善.

But the GC/ MS analysis showed that it is phenyl isocyanate. This may be due to neutral loss of aniline in the cleavage of diphenyl thiourea in GC/ MS analysis.

但用GC/MS分析该晶体为异硫氰酸苯酯，这可能是在GC/MS分析过程中二苯硫脲发生了中性丢失苯胺的缘故。

The FTIR Study on the Reaction of Benzyl Isocyanate and Cellulose with Different Moisture Content

利用FTIR对苯基异氰酸酯与不同含水率纤维素反应的研究

The cathodic electrophoretic coating of epoxy resin was prepared with half blocked isocyanate as curing agent.

在此采用半封闭的甲苯二异氰酸酯作为固化剂制得了环氧树脂阴极电泳涂料.

A polyamide imide was synthesized from trimellitic anhydride and di isocyanate.

本文用偏苯三酸酐和二异氰酸酯合成了一种新型聚酰胺酰亚胺.

The curing reaction can carry out easily at room temperature for one-component wet curing isocyanate adhesive.

单组分 湿固化异氰酸酯胶黏剂易发生反应,可常温固化.

Situations of preparing isocyanate trimers at home and abroad are mainly introduced.

主要介绍国内外异氰酸酯三聚体的制备状况.

Results Methyl isocyanate, chloride and oxide of Quercetin were prepared.

结果制备了槲皮素的甲基异氰酸酯 、 氯代化合物和氧化物.

Monocomponent acrylic cathodic electrophoretic coating was prepared by copolymerization of blocked unsaturated isocyanate and acrylate monomers.

在此采用封闭不饱和异氰酸酯与常用的丙烯酸酯类单体共聚制备单组分丙烯酸阴极电泳涂料.

Thermoplastic polyurethane elastomers are prepared with polyol ester containing OH, isocyanate and a chain extender.

热塑性聚氨酯弹性体主要由含OH的低聚物多元醇 、 小分子扩链剂和异氰酸酯等原料聚合而成.

The reaction kinetics of synthesizing aryl isocyanate by aryl amine and phosgene was studied.

研究了芳胺和光气反应生成异氰酸酯的反应动力学.

Polyurethane ( PU ) pouring sealant was synthesized with polymer H and modified isocyanate K as basic materials.

摘要选用聚合物H和改性异氰酸酯K为主要原料合成聚氨酯 灌封 胶.

Adding proper catalyzer will make the normal isocyanate resin to set with moisture at room temperature.

通过使用适量的催化剂可使一般异氰酸酯胶粘剂实现常温湿固化.