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- diamine chain extender 胺扩链
- Ketimine,which is prepared by acetone and ethylene diamine or hexamethylene diamine was used as potential chain extender to improve the properties of aqueous polyurethane resin. 用丙酮分别和乙二胺、己二胺反应制备酮亚胺,并以其作为潜伏性扩链剂改善水性聚氨酯(PU)的性能。
- The food chains extend to the abyss. 食物链一直延伸到深渊。
- Fiber Structure Development in Bicomponent Fibers of Recycled PET Modified with a Chain Extender. 扩链剂改性再生PET双组分纤维的结构。
- Polyurethane elastomers based on glycols(PEA,PPG PTMG), diisocyanate(TDI) and chain extender(E-300) were prepared. 以多元醇(PEA,PPG,PTMG),PDI,E 300为原料,制备了PU弹性体。
- The chain extender was analysed by infrared spectrometry,mass spectrometry and element analysis etc. 用质谱、红外光谱、元素分析等对该扩链剂结构进行了分析。
- The influences of the types and content of chain extender on the performance of emulsion were analyzed. 采用预聚体分散法合成含氟聚氨酯乳液,并分析了扩链剂种类及含量对乳液性能的影响。
- Then, isophorone diisocyanate (IPDI) as hard segments and 1,4-butanediol as chain extender were added to prepare thermoplastic polyurethane (TPU). 然后，以异佛尔酮二异氰酸酯（IPDI）为硬段，1,4-丁二醇为扩链剂，得到了硅油改性热塑性聚氨酯（TPU）。
- By the pre-polymer and chain extender afterwards process, the product was synthesized with the performance of no toxicity and low viscosity. 该产品采用预聚体法和后扩链合成工艺，使该产品具有环保无污染、产品粘度小等特点；
- Application of non polyurethane,polyester polyurethane,polyether polyurethane and chain extender on the melt spinning of elastic fiber is introduced . 介绍了非聚氨酯类、聚酯型聚氨酯类、聚醚型聚氨酯类聚合物及扩链剂在熔纺弹性纤维上的应用。
- The soft segments based on polyether, and functional chain extender PDSA would be resulted into the better degree of dispersion on the nanocomposites. 由实验结果显示，奈米复合材料的分散性取决于有机黏土含量、聚胺酯软链段及链延长剂的种类。
- The results showed it might raise the heat st resistance of casting polyurethane to use the compound chain extender of MOCA ad TMP and quartz powder. 试验结果表明：MOCA与TMP并用作为交联剂及填加无机耐热填料石英粉可提高聚氨酯耐热性。
- By intercalating chain extender, the self emulsifying anionic waterborne polyurethane emulsions which have the block structure have been prepared. 通过自乳化聚合引入低分子扩链剂制得具有嵌段结构的阴离子型水性聚氨酯乳液。
- Effect of chain extenders on PVB resin and film was studied. 讨论了扩链剂的加入对PVB树脂及薄膜性能的影响。
- Polyurethane elastomer is one of polymer materials with high properties and its properties can be obviously improved by chain extender. 聚氨酯弹性体是一类综合性能优异的高分子合成材料,扩链剂对弹性体有重要的影响,能显著改善其性能。
- Reaction spinning of the blend system of PET and TCLP was carried out with the exist of chain extender BOZ. The structure and properties of the undrawn yarn was characterized. 通过在 PET和热致性液晶高聚物 (TL CP)共混体系中加入扩链剂双 (2 - 唑啉 ) (BOZ)进行反应性共混纺丝 ,并对初生纤维的结构与性能进行了表征。
- Moisture-hardening polyurethane for packaging adhesive was synthesized by using 1,4-butanediol(BDO) as chain extender,the trimethylolpropane(TMP) as cross linker. 以1,4-丁二醇(BDO)为扩链剂,以三羟甲基丙烷(TMP)为交联剂,得到湿固化的单组分聚氨酯胶粘剂。
- BPA/DEG (hydroxy) is 1/2 and use it as the chain extender prepared room temperature film forming one-component anion waterbome polyurethane waterproof coating. 以BPA/DEG(羟基)为1/2作为混合扩链剂,可制得室温成膜单组分阴离子型水性聚氨酯防水涂料。
- And two new segmented poly(urethaneureas) were prepared from poly(tetramethylene glycol)(PTMG) or polyadipate of 1,4 butanediol(PBA), MDI and Urea(as chain extender). 通过对聚氨酯脲及其硬段模型化合物的结构与性能的研究，发现这种体系有高相分离程度、高氢键密度的特点，并暗示了三维氢键网络结构的存在。
