查询词典 formaldehyde

The results showed that the specimens impregnated with urea-formaldehyde resin had improvement in their thermal performance and compression strength.

结果表明，杨木中的功能基团与复合浸渍液中的脲醛树脂可发生键合作用，使改性木材的热稳定性及力学性能均有所提高。

Modes of modification of urea-formaldehyde resin were listed.Their properties after were also studied.

列举了脲醛树脂常用的各种改性物质及它们对脲醛树脂各种性能的改性效果。

During the 1970s, urea-formaldehyde foam insulation was used in many homes.

在20世纪70年代，尿素甲醛泡沫绝缘材料曾在许多家庭。

Effects of preparation technology of urea-formaldehyde resin modified with melamineon property of plywood were studied.

采用三聚氰胺对脲醛树脂进行改性，探讨了改性脲醛树脂的合成工艺对性能的影响。结果表明：当甲醛与尿素的最终摩尔比达到 1。

Good crosslinking density and minimized use of hydrophilic matter are guarantees for the water resistance of urea-formaldehyde resin .

其主要影响因素是交联密度和亲水性物质的含量，良好的交联密度和尽可能少的亲水性物质是脲醛树脂耐水性的保障。

A novel environmental protective urea-formaldehyde resin and a preparation method belong to the field of wood processing adhesives.

一种新型环保脲醛树脂及制备方法属木材加工的胶粘剂领域。

The determination of buffer capacity of urea-formaldehyde resin used in MDF is discussed.

探讨中密度纤维板用脲醛树脂缓冲容量的测定，并分析影响脲醛树脂缓冲容量的因素，脲醛树脂缓冲容量对其固化时间和压制中密度纤维板性能的影响。

A study of the application of cyclic ethylene urea-formaldehyde resin finish on cotton and viscose rayon fabrics has been made.

根据国内的需要和已有的资料，我们对环亚乙基尿素——甲醛树脂在棉布及人造棉织物上的应用，进行了初步的研究。

The technology is characterized not only by processing timber so that water, anti-aging and strength much higher than the urea-formaldehyde glue timber processing, but also environmental protection.

该技术的特点是不仅加工木材，使水，抗衰老和强度远远高于脲醛胶木材加工，而且还保护环境。

Microcapsules of glyphosate were made by the method of in-situ polymerization with urea-formaldehyde resin as the outer membrane.

采用原位聚合法制备以脲醛树脂为壁材的草甘膦微胶囊除草剂。

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。