聚氨酯高手必备的70个相关基本概念！ - 知乎专栏
网页29.hdi、ipdi、mdi、tdi、ndi中耐黄变哪几种较好？ 答：HDI（属于不变黄脂肪族二异氰酸酯），IPDI（制成的聚氨酯树脂具有优秀的耐光学稳定性和耐化学药品性，一般用于制造高档不变色的聚氨酯树脂）。
A brief overview of properties and reactions of diisocyanates
网页2022年5月8日 · Volume-wise, hexamethylene diisocyanate (HDI) and isophorone diisocyanate (IPDI) are the most commercially important representatives of ADI. For the DII, methylenediphenyl diisocyanate (MDI—also called diphenylmethane diisocyanate) and toluene diisocyanate (TDI) are the most widely used PU raw materials.
Synthesis of HDI/IPDI hybrid isocyanurate and its application in ...
网页2015年1月1日 · A solvent-free hybrid isocyanurate was prepared by trimerization of hexamethylene diisocyanate (HDI) and isophorone diisocyanate (IPDI), and characterized by gel permeation chromatography (GPC), gas chromatography (GC), nuclear magnetic resonance (NMR), and electrospray ionization mass spectrometry (ESI-MS).
读懂异氰酸酯（TDI，MDI，HDI，IPDI，H12MDI） - ChemicalBook
网页2018年8月16日 · 市场牌号：TDI-80、TDI-100、TDI-65. 工业品中以TDI-80用途最广，用量最多。. TDI-100结构规整，可用于合成特殊的预聚体，主要用于聚氨酯弹性体，TDI-65主要用于聚酯型聚氨酯泡沫塑料等。. 2. 二苯基甲烷二异氰酸酯 (MDI) MDI和TDI作为聚氨酯的生产原料，常可互为替代品 ...
带你快速完整读懂异氰酸酯（TDI，MDI，HDI，IPDI，H12MDI）
网页巴斯夫在上海建立了1.8万吨的六亚甲基二异氰酸酯(hdi)生产线，旭化成在江苏南通建立总产能2万吨的hdi生产线，近日科思创新增5万吨hdi单体项目正式投产，所以目前可以说是这三家企业占据了中国的hdi市场。
异佛尔酮二异氰酸酯 - 百度百科
网页异佛尔酮二异氰酸酯，简称IPDI，化学式为C12H18N2O2，是一种脂环族的二异氰酸酯。. IPDI是常用二异氰酸酯类产品中活性最小的品种之一，反应平稳，其两个异氰酸酯基具有相差约十倍的不同反应活性，有利于制备各种预聚体，而且其蒸气压较低，使用操作时更加 ...
网页Volume-wise, hexamethylene diisocyanate (HDI) and iso-phorone diisocyanate (IPDI) are the most commer-cially important representatives of ADI. For the DII, methylenediphenyl diisocyanate (MDI—also called diphenylmethane diisocyanate) and toluene diisocya-nate (TDI) are the most widely used PU raw materials.
Polyurethanes & Diisocyanates - Chemical Safety Facts
网页2023年7月26日 · Less widely used, but still important, are the aliphatic diisocyanates, including hexamethylene diisocyanate (HDI), hydrogenated MDI (H12MDI), and isophorone diisocyanate (IPDI). TDI TDI is mainly used to make flexible polyurethane foam that can be found in a wide range of everyday products, including furniture, bedding, carpet underlay and ...
Synthesis and property of polyurethane elastomer for biomedical ...
网页Polyurethane (PU) elastomers were synthesized by the reaction of HDI or IPDI diisocyanates and poly(ε-caprolactone) (PCL or poly(ethylene adipate) (PA) diols and ethylene glycol as a polymer chain extender. IR, 1H, and 13C NMR spectroscopy and X-ray analysis were used for the structural analysis of the formed films.
Synthesis of HDI/IPDI hybrid isocyanurate and its application in ...
网页Solvent-free hexamethylene diisocyanate (HDI)-based polyisocyanates were prepared by cyclotrimerization of HDI monomer using tri-n-butylphosphine (TBP) as a catalyst, and characterized by gel … Expand
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