聚酯多元醇
- 网络polyester polyol;polyol;polyester;Polyester polyols;polyesterpolyol
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聚合物聚酯多元醇在鞋底料中的应用
The Application of Polymer Polyester Polyol in Sole Materials
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聚酯多元醇的合成方法研究
Study on the synthesis method of polyester polyol
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讨论了聚酯多元醇分子量对胶膜力学性能的影响,NCO/OH(摩尔比值)对剥离强度的影响;
In connection with the adhesive film , its mechanical property was dependent upon molecular weight of polyester polyol ; and its peel strength was upon molar ratio of NCO / OH .
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以聚酯多元醇作为软链段,以BDO、NPG和MDI作为硬链段一步法合成的鞋底喷漆用聚氨酯固体粒料,并溶解成15%固含量的胶粘剂。
Polyurethane contained soft and hard segment by one-step method which polyol is soft and BDO , NPG and MDI are hard segment .
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采用MDI、PAPI、HDI、IPDI等不同的异氰酸酯和聚酯多元醇、聚醚多元醇等反应,制备高固体分的聚氨酯弹性体预聚物。
A high solid elastic polyurethane prepolymer has been prepared based on MDI , PAPI , HDI , IPDI and polyester polyols and polyether polyols .
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采用甲苯二异氰酸酯(TDI)、聚酯多元醇和二羟甲基丙酸(DMPA)为主要原料,经分步预聚后在水中自乳化合成了阴离子型水性聚氨酯胶粘剂。
The anionic waterborne polyurethane was synthesized by the reaction of toluene diisocyanate ( TDI ) with polyester glycol and dimethylolpropionic acid ( DMPA ) with the process of prepolymerization step by step and self-emulsification .
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分别采用MDI-50、TDI-65和TDI-80与聚酯多元醇反应制得低硬度耐溶剂聚氨酯弹性体制品。
Polyurethane elastomers with low hardness and solvent resistance were prepared by reacting MDI-50 , TDI-65 and TDI - 80 with polyester polyol respectively .
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使用METTLERTOLEDDL32水分测定仪,对聚酯多元醇水分含量测定的进样量和进样方式做了比较分析。
Using the METTLER TOLED DL32 during the test , the input dosage and input mode for the determination of water in polyester polyols were compared and analyzed .
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以含有不同离子基团的聚酯多元醇为软段,采用丙酮法合成了一系列水性聚氨酯乳液。
Some anionic aqueous polyurethane dispersions were prepared by acetone method .
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以聚酯多元醇、甲苯二异氰酸酯为主要原料合成了水性聚氨酯乳液。
The water-borne polyurethane was based on polyester diol , and toluene diisocyanate etc.
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二异氰酸酯封端聚酯多元醇型固化剂合成反应动力学的研究
Study on Reaction Kinetics of Curing Agent Synthesis of Diisocyanate Terminated Polyester Polyol
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聚酯多元醇的序列结构对热塑性聚氨酯弹性体的性能影响
Effect of Sequence Structure of Polyester Polyols on the Properties of Thermoplastic Polyurethane Elastomers
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苯酐聚酯多元醇的合成及其在泡沫结构胶粘剂上的应用
The synthesis of aromatic polyester polyol and its apply on the foam structure adhesive
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进样量和进样方式对聚酯多元醇水分含量测定的影响
Influence of the Input Dosage and Input Mode on Determination of Water in the Polyester Polyols
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以国产苯酐聚酯多元醇为主要原料制备了组合聚醚,再与多异氰酸酯反应,制备了阻燃型聚氨酯硬质泡沫。
A flame retardant rigid polyurethane foam was prepared from benzoic anhydride polyester polyol and isocyanurate .
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采用逐步升高真空度的方法合成了低粘度的聚酯多元醇。
The low viscosity polyether polyol was synthesized under raising the vaccum degree step by step .
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合成了不饱和聚酯多元醇,进而采用化学共混法合成了室温固化的聚氨酯聚苯乙烯共混物。
The room temperature curing polyurethane-polystyrene blends were synthesized with a synthesized unsaturated polyester-polyol by chemical blending method .
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但是,总的来说,无论是聚酯多元醇还是聚醚多元醇,其原料都来自于不可再生的资源石油。
However , the raw materials used to prepare oligomer polyols all originated from the resources of irreproducible petroleum .
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考察了聚酯多元醇结构、多异氰酸酯种类、扩链剂种类及合成工艺对聚氨酯弹性体机械性能和耐溶剂性能的影响。
The effect of the polyester polyol structures , different diisocynatates and different extenders on solvent resistance of polyurethane elastomers were investigated .
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高温氮气脱水法是在氮气保护下,高温合成聚酯多元醇。
The high temperature nitrogen dehydration method is to synthesize the certain molecular weight polyester polyol under the protection of nitrogen at high temperature .
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研究了不同离子基团的聚酯多元醇和不同软段结构对其干膜物理机械性能和吸水率的影响。
The effects of polyols type and polyols containing different ionic groups on physical mechanical properties of dry films and water absorption were studied .
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探讨了研制高性能鞋用聚氨酯胶粘剂的技术路线,并介绍了聚酯多元醇和聚氨酯胶粘剂的合成工艺和方法。
This paper preparation methods of high performance polyurethane adhesive for shoes was approached . It is introduced synthetic methods of polyester polyols and polyurethane adhesive .
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讨论了聚酯多元醇的相对分子质量、扩链剂、异氰酸酯指数、水分等对聚氨酯油墨连接料性能的影响。
Some affecting factors on properties of the adhesive were discussed , including relative molecular weight of polyester polyol , Chain-extender , isocyanurate index and water .
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探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。
The influence of some raw materials such as polyester the uniformity , vesicant foams and catalysts to the preparation of rigid polyurethanes foam is also discussed .
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本文以聚醚/聚酯多元醇为软段,二异氰酸酯与扩链剂为硬段,制备了热塑性聚氨酯弹性体型聚氨酯热熔胶(简称聚氨酯热熔胶)。
Thermoplastic polyurethane hot melt adhesive ( PUHMA ) was prepared used polyether / polyester polyol as soft segments , diisocyanate and chain extender as hard segments .
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研究了以聚酯多元醇和异氰酸酯为主原料,采用水基发泡新工艺制取软质聚氨酯泡沫的配方。
A formula has been developed for making the soft polyurethane foamed plastic with polyester polylol and isocyanate as the raw materials by a new water foamed technology .
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通过选择或合成聚醚多元醇,调整聚氨酯泡沫配方,介绍了苯酐聚酯多元醇在聚氨酯硬泡中的应用。
By selecting or synthesising polyether polyol , and changing rigid foam formulations , the application of benzoic acid anhydride polyester polyols in polyurethane rigid foam is introduced in this paper .
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但是对于改性聚酯多元醇,用酚酞作为指示剂其终点难以判断,故采用电位滴定法测聚酯亚胺多元醇的酸值,同时使用各种酸碱指示剂用来指示滴定终点,结合两者得出一个最佳的指示剂。
But it is difficult for end point determination in modified polyester polyol system . Therefore potentiometric titration is used for determination of acid number of polyester imide , as well as pH indicators .
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所用低聚物多元醇平均官能度较低,相对分子质量为400~6000,常用的有聚醚多元醇、聚酯多元醇和聚丁二烯多元醇等。
The average functionality of used oligomer polyols is relatively low . The relative molecular mass is400 ~ 6000 . Which commonly used are polyether polyol 、 polyester polyol 、 polybutadiene polyol and so on .
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介绍了芳烃聚酯多元醇的合成方法及特征,讨论了反应物配比、温度、反应时间对合成芳烃聚酯及胶粘剂性能的影响。
This paper introduced the synthetic method of the aromatic polyester polyol and its property . Discussed the effects of reaction temperature and reaction time on the reaction of aromatic polyester polyol and adhesives property .