说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 冠醚聚氨酯泡塑
1)  crown PU foam
冠醚聚氨酯泡塑
1.
The experimental result shows that the effect of separating Li+ and Mg2+ is good and the crown PU foam will become a new kind of materials for separating Li+ and Mg2+ ions.
用超声波法合成了二苯并-14-冠-4,将该冠醚与甲醛线型聚合后,与聚氨酯共混聚合得到互穿聚合物网络(IPN)的冠醚聚氨酯泡塑,利用该泡塑对锂镁进行分离研究。
2)  polyether-based polyurethane foam
聚醚型聚氨酯泡沫塑料
1.
A method for determination of trace gold in plan by graphite furnace atomic absorption spectrometry(GFAAS) after pre-con-centration with polyether-based polyurethane foam was described.
确立了植物样品在650℃灰化、用王水溶解、聚醚型聚氨酯泡沫塑料分离富集金、石墨炉原子吸收光谱法测定植物样品中痕量金的方法。
3)  Polyurethane foam
聚氨酯泡塑
1.
In order to solve large area tripped polyurethane foam insulating layer on coloured steel roof sprayed on site in winter low temperature (less than 0℃), this paper presents selection of formula, selection and design for main and auxiliary equipment,construction preparation and confirmation of process parameters through engineering examples.
为解决彩色钢板屋顶聚氨酯泡塑现场喷涂保温在冬季低温(0℃以下)施工中 ,易造成大面积脱落等问题 ,通过工程实例 ,介绍了原料配方选择、主设备和辅助设备的选择和设计、施工准备及工艺参数的确定 ,取得了较好的效果。
4)  polyurethane foam
聚氨酯泡沫塑料
1.
Research development of blowing agent of polyurethane foam in environmental protection;
环保聚氨酯泡沫塑料发泡剂研究进展
2.
Study on polyurethane foam modified by bismaleimide and epoxy resin;
双马来酰亚胺/环氧树脂改性聚氨酯泡沫塑料的研究
3.
Preparation and performance characterization of lignin-based polyurethane foam;
碱木质素基聚氨酯泡沫塑料的制备和性能表征
5)  rigid polyurethane foam
聚氨酯硬泡塑料
6)  polyurethane foams
聚氨酯泡沫塑料
1.
This paper mainly introduced the research and development of polyurethane foams,based on starch,rosin,plant oil,lignin and cellulose both at home and abroad.
主要介绍了目前国内外利用淀粉、松香、植物油、纤维素、木质素等生物质原料用于合成聚氨酯泡沫塑料的研究进展。
2.
The recent progress of silicone active agents both polydimethyl siloxane and oxyalkylene siloxane copolymer for polyurethane foams are reviewed.
综述了近年来有机硅表面活性剂聚二甲基硅氧烷、聚醚改性聚硅氧烷作为聚氨酯泡沫塑料匀泡剂的研究进展,重点介绍了其主要品种S i─C型聚醚改性聚硅氧烷在无溶剂工艺、催化剂的制备及聚醚配方优化等方面的进展,指出目前提高国产软泡匀泡剂的产品质量是聚氨酯有机硅匀泡剂研究的发展方向。
3.
The comparisions were made between the flame retardant behavior of EG and that of some halogen-free flame retardants (HFFR) in rigid polyurethane foams (RPUF).
对近年出现的一种新型膨胀阻燃剂———可膨胀石墨(EG)在硬质聚氨酯泡沫塑料(RPUF)中的阻燃性能与其它几种无卤阻燃剂作了比较。
补充资料:聚醚
分子式:
CAS号:

性质: 由环氧化合物聚合而成的、分子主链上含有醚键-R-O-R′-(R和R′是烷基)的、高分子化合物的总称,主要有聚环氧乙烷、聚甲醛和聚氯醚。由环氧乙烷和环氧丙烷嵌段共聚而成的聚醚是工业非离子表面活性剂的第二大品种。应用十分广泛,如用于钻井泥浆、原油破乳、纸浆消泡和成品纸的涂饰,聚醚系列低泡表面活性剂,专用于工业洗瓶机和汽车工业的清洗剂等。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条