查询词典 polyester resin

Halogen acetylized crosslinked polystyrene resin is used for replacing commonly used methyl chloride polystyrene resin.

用卤乙酰化聚苯乙烯树脂代替了通常所用的氯甲基聚苯乙烯树脂。

The specification identifies the resin compound to be used and stipulates minimum resin content, solution viscosities, and physical performance qualities.

这个规定定义了所使用的树脂化合物，规定了最小树脂含量，溶液粘度，以及物理性能质量。

In recent years,the development of monomer of resin matrix has become the hot spot of composite resin study.

近年来，对树脂基质的单体的开发已成为复合树脂研究的热点，就这方面的研究进展情况简要综述。

Montan wax is a mixture of wax, resin and asphalten, in Which resin shows harmful effect on the quality of montan wax,Thus it must be removed in advance.

褐煤蜡主要是由蜡质、树脂和地沥青三种组分所组成的混合物，其中树脂对产品质量影响较大，常需预先加以除去。

Methods The effect of factors such as reaction temperature, pH, formaldehyde-urea moleratio, contents of PVA and melamine upon the viscosity of the MUF resin, stability, water resistance and the quality of MUF resin.

方法反应温度、pH值、甲醛尿素摩尔比、PVA的用量、三聚氰胺的用量等对脲醛树脂胶液的粘度、稳定性、耐水性、胶合质量的影响。

When the PF resin was prepared, some amorphous and labile supermolecular colloid appeared because of the congregation between the polymers, which is the same to MUF resin.

同MUF树脂一样，PF树脂在制备过程中，也会产生由高分子聚合物之间集聚而形成的不定形、不稳定的超分子胶体物质

The PMUF resin was namely a MUF resin with a small proportion of phenol co-condensed with the main MUF fraction.

PMUF树脂主要是由少量的苯酚与一种MUF树脂发生共缩聚反应而得到的产物， PMUF树脂在制备过程中或在储存过程中也产生了与MUF树脂相似或不同的组分。

Two kinds of MUF resin were chosen, which are sequential-type melamine-urea-formaldehyde MUF resin formulations where the sequence of addition of chemicals followed well-defined species reactivity principles.

文中MUF树脂选用了两种典型树脂，分别是连续型MUF1树脂和非连续型MUF2树脂。

N High polymer resin coded disk, high polymer resin optics primary device

n 高分子树脂码盘、高分子树脂光学元器件

Epoxy resin is an important category of thermosetting resin and is widely used in applications such as adhesion, coating, nonconductor materials, machine manufacturing and advanced composites due to its excellent chemical stability, shaping facility, thermal properties and low cost.

环氧树脂是一类重要的热固性树脂，以其优异的粘接性能、耐磨性能、机械性能、电绝缘性能、化学稳定性能、耐高温性能，以及低收缩率，易加工成形性和低廉的成本等优点，成为在胶粘剂、涂料、绝缘材料以及先进复合材料等领域得到最广泛使用的树脂之一。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。