Neopentyl glycol

The results of manufacture of neopentyl glycol by condensation and hydrogenation were reported .

报道了缩合加氢法合成新戊二醇的工艺研究结果。

Dibromo neopentyl glycol , useful as a reacting fire retardent , is suitable to make unsaturated polyester resin , bromine-containing epoxy resin , etc.

二溴新戊二醇作为一种反应型阻燃剂，适用于制造不饱和聚酯树脂、含溴环氧树脂等。

Progress on Technology to Produce Neopentyl Glycol by Condensation - hydrogenation Method

缩合加氢法合成新戊二醇催化剂与生产工艺研究进展

Air Oxidation of Neopentyl Glycol by Pd / C Catalysts

Pd/C催化下空气氧化新戊二醇反应的研究

Study on the Cu-ZnO Hydrogenation Catalyst in Synthesis of Neopentyl Glycol

用于合成新戊二醇的Cu/ZnO加氢催化剂研究

Determinated Properties Neopentyl Glycol / sepiolite Composites for Heat Storage New technology for materials composition & Self-propagating high-temperature synthesis

新戊二醇/海泡石复合贮热材料的性能测定自蔓延高温合成新技术

Preparation Technology of Neopentyl Glycol by Condensation and Hydrogenation from iso-Butylaldehyde and Formaldehyde

由异丁醛和甲醛缩合加氢合成新戊二醇的过程研究

Preparation and properties of maleopimaric neopentyl glycol ester polyol

马来海松酸新戊二醇酯多元醇的制备及性能

We investigate the kinetics of polyesterification of adipic acid with neopentyl glycol .

对新戊二醇和己二酸的聚酯化动力学进行了研究。

Dibromo neopentyl glycol was prepared from pentaerythritol and hydrobromic acid .

由季戊醇、氢溴酸制备了二溴新戊二醇。

The derivatives of neopentyl glycol are applied extensively in automobile , spin , medicament , painting , plastic and petroleum field .

其衍生物广泛用于汽车、纺织、医药、涂料、塑料和石油等领域。

The Recycling Technology of Sodium Formate By-product of Neopentyl Glycol The Recovery and Reutilization of Caustic Soda Used in Scouring

新戊二醇副产甲酸钠回收利用工艺煮练脚水回收利用工艺实践

Third , used neopentyl glycol and pentaerythritol as the raw materials , three new flame retardants have been synthesized through three steps , the largest phosphorus content is 13.8 % .

利用新戊二醇和季戊四醇为原料，与DOPO经三步反应合成三种新型的带有羟基的阻燃剂，在分子引入更多的碳源和酸源，最高磷含量达13.8%。

The results showed that the permeability of methanol is far greater than the Neopentyl Glycol ( NPG ) and trimethylol ethane ( PG ) .

结果表明，甲醇的渗透率远大于新戊二醇和三羟甲基乙烷的渗透率。

High-shrinkage polyester chip and fibers can be produced by adding isophthalic acid ( IPA ) and neopentyl glycol ( DTG ) with side chain into polyester .

在聚酯中添加间苯二甲酸（IPA）和具有侧链结构的新戊二醇（DTG），制成了高收缩聚酯切片及纤维。

In this paper was described the synthesis method and specifications of a transparent and flame-retardant unsaturated polyester resin from dibromo neopentyl glycol , and also introduced the characteristics and physical properties of the glass reinforced plastics manufactured from the resin .

本文简要介绍了透光阻燃不饱和聚酯树脂的合成方法和技术指标，同时对由其制成的玻璃钢的特点和物理性能指标作了介绍。

Using neopentyl glycol as protecting reagents , the results showed that most of the aldehydes or ketones gave almost quantitative conversions in [ Hmim ] BF4 except for the ketones with big steric hindrance .

结果表明，用新戊二醇在[Hmim]BF4中保护羰基化合物，试剂与底物等摩尔反应，除一些有位阻的酮外，大多数醛、酮得到几乎定量的转化率，几乎无副反物生成。

The situation of technology and catalysts used in production of neopentyl glycol were introduced . The stress was put on condensation - hydrogenation to produce neopentyl glycol , development of catalysts and main operation parameters in the most advanced Eastman process using condensation - hydrogenation method .

介绍了国内外新戊二醇生产技术与催化剂研究开发情况，着重介绍了缩合加氢法合成新戊二醇工艺技术、催化剂开发和代表当今国际先进水平的Eastman工艺流程的主要工艺参数。

In this method , a separating column (φ 4 × 2 000 mm ) packed with neopentyl glycol adipate ( NPGA ) , FID and external-standard quantitative evalution were used . The purity of n butyl chloride could be obtained by 100 minus the overall quantity of the impurities .

该法采用己二酸新戊二醇聚酯固定相作分离柱（2000mm），氢焰检测，外标法定量，氯代正丁烷纯度采用100减去杂质总量求得。