第二种聚酰亚胺聚合物是芳香族四酸二氢化物与芳香族二异氰酸酯反应生成的。
The second polyimide polymer is prepared with aromatic tetracid dihydride and aromatic diisocyanate.
所用的二异氰酸酯包括甲苯二异氰酸酯。
另外，公司还可提供各种品牌的进口甲苯二异氰酸酯。
In addition, the company also offers a variety of brands of imported toluene diisocyanate.
异氰酸酯三聚体制备工艺中，最主要的是催化剂的选用。
The most important problem is the selection of catalysts during the preparation technology of trimers.
目的观察甲苯二异氰酸酯(TDI)对气道反应性的影响。
Objective to observe the airway responsiveness changes influenced by toluene diisocyanate (TDI).
建立了用毛细管气相色谱法测定甲苯二异氰酸酯纯度的方法。
The method that analyzes the purity of toluene diisocyanate by capillary gas chromatograph was established.
聚胺酯泡沫通过多羟基化合物上的羟基和二异氰酸酯反应形成。
The foam was prepared through a reaction of the hydroxyl groups with diisocyanate.
选用乙醇和水作为溶剂，实现亚硫酸氢钠对异氰酸酯的良好封闭。
The study realized the good blocking of isocyanate by sodium bisulfate with the mixing solvent of ethanol and water.
这些食物富含异硫氰酸酯的化合物，这种化合物能够降低癌症风险。
These foods are rich in compounds called isothiocyanates, which are known to lower cancer risk.
异氰酸酯固化剂在加热的情况下与羟基聚合物反应形成聚氨酯涂料。
Isocyanate curing agents which when heated or reacted with hydroxy functional polymers giving urethane coatings.
考察了多元醇种类及配比、异氰酸酯指数等因素对材料性能的影响。
Influence of type and ratio of polyol, and NCO index on the properties of the adhesives were discussed.
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。
The varieties, synthesis, properties, modifying methods and applying prospect oi cyanate resin are mainly introduced.
实验采用二异氰酸酯与聚醚二元醇、亲水扩链剂反应合成水性聚氨酯。
In the experiment, di-isocyanate, polyether diol and a hydrophilic chain-extender were used to synthesize aqueous urethane.
由于异氰酸酯胶的价格比较贵，影响了麦草刨花板的成本和市场竞争力。
Because the diisocyanate price quite, Has affected the wheat straw shaving board cost and the market competitive power.
它是由有机二异氰酸酯或多异氰酸酯与二羟基或多羟基化合物加聚而成。
It is made of organic diisocyanate or polyisocyanate with two hydroxyl groups or polyhydroxy compounds together with.
松香酯树脂改性多异氰酸酯预聚物是松香在PU涂料中应用的一个途径。
One of applications of rosin in PU paint is rosin ester resin modified polyisocyanate prepolymer.
异硫氰酸酯作为一类重要的有机合成中间体，其制备及应用受到广泛关注。
Isothiocyanates is a kind of important organic intermediates, and its synthesis methods and applications are paid more and more attentions.
甲撑二苯基二异氰酸酯（MDI）生产过程中涉及到了多种危险有害因素。
There are variety of potential risks and hazardous factors in the production of MDI .
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。
The cathodic electrophoretic coating of epoxy resin was prepared with half blocked isocyanate as curing agent.
论文最后对异氰酸酯热压胶接木材的强度与反应程度之间的关系作了初步研究。
Finally, the bonding strength of IC resin and wood under hot pressing was tested. The relationship between bonding strength and reaction degree was analyzed.
实践证明：多元醇组分(A液)与异氰酸酯组分(B液)的配比是生产中的关键。
The practise showed that the key in production is the ratio of liquid a (multi - glycol) to liquid B (isocyanates).
在室温下，二茂铁甲酰基异硫氰酸酯与芳香胺反应生成新颖的二茂铁取代非对称硫脲。
At room temperature, several novel unsymmetric ferrocenyl thiourea compounds were synthesized by reaction of substituted aniline with ferrocenyl formyl isothiocyanate.
评述了高纯度和高收率氰酸酯单体合成的新进展，以及国内氰酸酯单体工业合成的现状。
The progress in synthesis technology of cyanate ester with high purity and high yield monomer, and the status of domestic industrialized synthesis are reviewed.
利用IPN技术将芳香族异氰酸酯引入互穿聚合物网络涂层，取代部分脂肪族异氰酸酯。
An aromatic isocyanate is introduced into an IPN coating system to partly substitute the aliphatic isocyanate.
讨论了不同异氰酸酯结构、不同聚醚多元醇体系、不同合成方法对聚氨酯弹性体的影响。
This paper discusses on the influence of different structures of isocyanate, different system of polyether-polybasic alcohol and different synthetic methods on polyurethane elastomers.
实验结果表明由异氰酸酯与胺反应形成聚脲囊壁材料是一种快速、有效的包裹石蜡的方法。
All the results indicate that interfacial polymerization between isocyanate and amine to form polyurea wall material is a quick, effective way for capsulation of wax.
由HAR和六次甲基二异氰酸酯反应制备了性能优异的高固体分双组分丙烯酸聚氨酯涂料。
A double component coating, acrylic polyurethane with high solid and good performance, was prepared by the reaction of HAR and HDI.
综述了国内外4，4’二苯甲烷二异氰酸酯（MDI）的工艺技术、生产及市场供需现状。
Status quo of the technology, production, and market at home and abroad of 4,4'-diphenylmethane-diisocyanate (MDI) was summarized.
简要介绍了多异氰酸酯三聚体的特点，以及多异氰酸酯三聚催化剂三正丁基膦的物理性质。
The features of isocyanate trimer and physical properties of tri-n-butyl-phosphine for isocyanate trimer catalyzer were introduced.
简要介绍了多异氰酸酯三聚体的特点，以及多异氰酸酯三聚催化剂三正丁基膦的物理性质。
The features of isocyanate trimer and physical properties of tri-n-butyl-phosphine for isocyanate trimer catalyzer were introduced.
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