戊醇

The technology of synthesizing 2,2,4-trimethylpentane-1,3-diol using industrial isobutyraldehyde and sodium hydroxide is researched in this paper.

以工业异丁醛和氢氧化钠合成了2，2，4-三甲基-1，3-戊二醇。

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。

Until then, we will be the second largest pentaerythritol manufacture in China.

直到那时，我们将成为第二大季戊四醇生产在中国。

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。

The main products are pentaerythritol production capacity of 20,000 tons of industrial / year, double 500 tons / year, 10,000 tons sodium / year.

主要产品是工业季戊四醇生产能力20000吨/年，双季500吨/年，甲酸钠10000吨/年。2003年通过ISO9000-2000质量管理体系认证。

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。

Star-shaped polyL-lactic acid(SPLLA was synthesized using L-lactic acid and pentaerythritol as starting material by means of polycondensation .

以L-乳酸和季戊四醇为原料，采用缩聚法合成了星形结构的聚L-乳酸。

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。