季戊四醇

Experimental results have shown that if pentaerythritol or starch are used as coking reagent,and if the proportion of deaquation catalyst to coking reagent to bubbling reagent is 5∶1 5∶3 5 and the ratio of blending stock to basic paint material is 7∶3,the fire retardant paints will relatively achieve its best fire resistant properties.

实验发现，采用季戊四醇、淀粉作为成炭剂，脱水成炭催化剂∶成炭剂∶发泡剂＝ 5∶1.5∶3.5、填料∶漆基料重＝ 7∶3时，涂料的防火性能较佳。

According to thermal characteristics of single component, dilative action was analyzed for mixture from the viewpoint of thermal effect.

通过对典型膨胀体系（即聚磷酸铵、三聚氰胺、季戊四醇）中单一活性物质及其混合物的DSC分析，探讨了不同组分之间热效应的叠加现象和相互作用，从热效应角度分析了膨胀反应，初步探索了复杂膨胀现象中物理化学变化的热特征。

Then two star-shaped oligomers with designed molecular weights 5000 g mol-1 and 10000 g mol-1, respectively, were synthesized from D, L-lactide and glycolide as raw materials and pentaerythritol as initiator under catalysis of dibutyltin oxide.

以合成的丙交酯和乙交酯为原料，季戊四醇为引发剂，氧化二丁基锡为催化剂合成出设计分子量为5000和10000两种预聚物。

In this paper, starch was used as a char forming agent to all or partly replace pentaerythitol in Intumescent Flame Retardants, and investigated to effect on thermal degradation and flame retardancy of polyethylene intumescent system.

以淀粉作为膨胀阻燃体系中的成炭剂，取代或部分取代了膨胀型阻燃剂中的季戊四醇，研究了淀粉对膨胀阻燃剂及其与线性低密度聚乙烯膨胀体系的热降解行为和阻燃性。

Adopting intumescent flame retardant that uses ammonium phosphate as acid source, melamine as gas source, pentaerythrite as carbon source to treat cotton fabric.

采用聚磷酸按为酸源、三聚氰胺为气源、季戊四醇为碳源的膨胀型阻燃剂对棉织物进行整理。

The effect of acid composition in feedstock on the low temperature performance of pentaerythritol ester base oil was studied.

研究了季戊四醇酯基础油的低温性能与原料脂肪酸碳原子组成之间的关系。

It is very suitable for pentaerythritol derivatives to be applied to synthesize new glycocluster and glycodendrimer because of their special structural characters.

由于季戊四醇衍生物本身所具备的结构特点，这类分子非常适合于合成新型的糖簇分子和糖树枝状分子。

Owing to the versatile application of pentaerythritol derivatives to organic synthesis, a lot of organic synthesis methods are able to be used in preparation of the new kind of glycoconjugate.

同时， 由于季戊四醇衍生物在有机合成领域应用广泛，很多有机合成方法都可以应用到这类糖缀合物的合成中。

The kind and amount of antioxidant s and light stabilizers which affected the stability of colorless rosin pentaerythritol ester were studied.

以无色松香季戊四醇酯的热稳定性、耐候性和储存稳定性为考察指标，对抗氧剂和光稳定剂的稳定化作用进行了研究。

The kind and amount of antioxidants and light stabilizer s which affected the stability of colorless rosin pentaerythritol ester were studied.

以无色松香季戊四醇酯的热稳定性、耐候性和储存稳定性为考察指标，对抗氧剂和光稳定剂的稳定化作用进行了研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。