聚醚多元醇
- 网络polyol;Polyether Polyol;polyetherpolyol;ppg
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反应注射成型聚氨酯/乙烯基酯树脂互穿聚合物网络的形态及力学性能&添加工业接枝聚醚多元醇
Morphology and Mechanical Property of Reactive Injection Molding Polyurethane and Vinyl Ester Resin Interpenetrating Polymer Networks Containing Industrial Graft Polyol
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聚合物聚醚多元醇(POP)是在聚醚多元醇中原位形成微米级聚合物粒子的稳定粒子分散体。
Polymer polyol ( POP ) are stable dispersions of glassy polymers in polyether polyols .
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研究了不同叠氮取代率的叠氮聚醚多元醇的热分解行为和玻璃化温度,发现叠氮聚醚多元醇热分解分两步进行:第一步为255.06′C时,叠氮基团分解;
The relationship of B 's thermal degradation and glass transition temperature with the percent of azide substitution is studied .
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低不饱和度聚醚多元醇PU弹性体性能的影响因素
Preparation of PU elastomer with low unsaturated polyether polyols
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FTIR跟踪研究不饱和氯代阻燃聚醚多元醇与亚磷酸酯阻燃剂的反应
Studies on the Reactions of Unsaturated Chloride Polyether Polyol with Trimethyl Phosphite by FTIR
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改进型DMC催化剂制聚醚多元醇
Synthesis of Polyether Polyols Using Improved DMC Catalyst
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聚醚多元醇/液化MDI反应的化学流变性研究
Study on Chemorheology of the Reaction Between Polyether and Liquefied MDI
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无CFC硬泡用低粘度聚醚多元醇
Polyether Polyol with Lower Viscosity for CFC - free Rigid Foams
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报道了以二苯基甲烷二异氰酸酯(MDI)、聚醚多元醇及三乙醇胺为原料合成硬质聚氨酯微球的方法。
The preparation of rigid polyurethane microsphere using MDI and N330 as the raw materials was reported .
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FT-IR光谱证实聚醚多元醇的OH与PAPI的NCO反应生成了氨基甲酸酯(NHCOO),但NH和CO均以氢键形式存在。
The formation of ( NHCOO between ) hydroxyl groups of polyol and isocyanate groups of PAPI was verified by FT-IR spectroscopy .
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制备聚氨酯预聚体用的聚醚多元醇,其官能度一般为2-3,相对分子质量在400-4000之间,异氰酸酯则使用MDI预聚物。
Polyols for making prepolymers are polyether polyols , with 2-3 functionality and molecular weight is between 400 and 4000 .
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以聚醚多元醇、扩链剂、异氰酸酯、增塑剂、填料等为原材料,制备了MDI型双组分聚氨酯塑胶跑道用浆料。
Two-component polyurethane synthetic-rubber track resin slurry was prepared by polyether , chain extender , MDI-based polyisocyanate , plasticizer , filler .
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结果表明,成品聚醚多元醇中的钾、钠离子总量可控制在10×10-6以下,可以满足软质PU泡沫塑料的应用要求。
The results show that the content of potassium ions and sodium ions of the product is less than 10 × 10 - 6 , and the product meets the application requirement .
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结果表明:以六官能团的聚醚多元醇和有机多异氰酸酯(PAPI)制得的PU结构泡沫力学性能最优;
Experimental results show that properties of PU foams made of polyether polyols and polyisocyanate ( PAPI ) with six functional groups are the best .
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以聚环氧丙烷醚(PPG)和端羟基聚环氧氯丙烷醚(PECH)为聚醚多元醇,合成了多嵌段聚醚型聚氨酯弹性体(PU)。
A series of segmented polyurethane ( PU ) based on polyoxypropylene ( PPG ) and hydroxy terminated polyepichlorohydrin ( PECH ) was synthesized .
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以MDI、液化MDI、聚醚多元醇、端氨基聚醚及肢类扩链剂等为原料,研制了一种喷涂型耐磨聚脲弹性体SPUA-102。
Wear-resistance spray polyurea elastomer SPUA-102 was prepared from MDI , liquified MDI , polyether polyol , polyether polyamine and polyamine chain-extender .
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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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环氧丙烷(PO)是包括聚丙烯、丙烯腈在内的三大丙烯衍生物之一,它主要用于生产聚醚多元醇、丙二醇和各类非离子表面活性剂等。
Epoxy propane ( PO ) is the third propylene derivatives after polypropylene , acrylonitrile , which used in the productions of polyether polyols , propylene glycol and various kinds of non ionic surface active agent .
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低单聚醚多元醇在低模量PU-RIM中的应用研究
A Study on Application of Low Unsaturation Polyether Polyol in PU-RIM Products with Low Modulus
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为提高黏合剂体系的力学性能,通过叠氮聚醚多元醇与六亚甲基二异氰酸酯(HDI)反应合成了一种新型叠氮多异氰酸酯含能固化剂(EC)。
To improve the mechanical properties of the binder system , a novel azido poly-isocyanate energetic curing agent ( EC ) was synthesized via additional reaction of azido polyether polyol and hexamethylene diisocyanate ( HDI ) .
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聚醚多元醇JH-3034B制备聚氨酯软质泡沫的研究
A Study on Preparation of Soft Polyurethane Foams with Polyether Polyol JH-3034B
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两种工艺制备聚醚多元醇ZS-4110Ⅱ的比较
The Comparison of ZS-4110 ⅱ Series Polyether Polyols Manufactured by Two Methods
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用新型难燃接枝聚合物聚醚多元醇和聚醚多元醇3050的混合物与甲苯二异氰酸酯(TDI)自由发泡反应,制备了阻燃型聚氨酯软质泡沫。
The flame retardant flexible polyurethane foams ( FPUF ) was prepared from TDI and the mixture of new flame retardant graft polymer polyether polyols ( FRGPPP ) and polyether polyols 3050 by free foaming method .
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结果表明:聚醚多元醇的粘度与温度的关系符合Arrhenius公式,粘流活化能为51·4kJ/mol;
The experimental results showed that the relation between temperature and viscosity of polyether polyols agreed with the Arrhenius formula , and the flow activation energy of the polyether polyols was 51.4kJ / mol ;
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多功能聚醚多元醇防塌剂SYP-1的性能评价及现场应用
Performance evaluation on polyether polyatomic alcohol as multi-functional anti-sloughing agent SYP-1 and its field application
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采用双金属络合催化剂(DMC)制备具有极低的不饱和度、相对分子量高、分子量分布窄、平均官能度高等特点的新型聚醚多元醇。
In this paper , a double-metal cyanide complex catalyst ( DMC ) was used to prepare a new polyether polyol with very low unsaturation , high equivalent molecula weight , narrow molecular weight distributing , high average functionality , etc.
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研究结果表明,工业聚醚多元醇中添加EAP后制备的全水发泡软质聚氨酯(PU)泡沫塑料的压入硬度显著提高,但回弹性不变。
The results showed that the indentation hardness of flexible polyurethane ( PU ) foams prepared with commercial polyether polyol containing EAP as polyol and water as blowing agent increased but the resiliency of these PU foams did not decrease .
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用甲苯二异氰酸酯(TDI)、聚醚多元醇(N210)、1,4-丁二醇(BDO)、二羟甲基丙酸(DMPA)和环氧树脂等为主要原料制备了水性聚氨酯。
Water-borne polyurethane was prepared using isocyanate TDI , polyether ( N210 ), 1,4-Butanedio ( BDO ), dimethylol propionic acid ( DMPA ) and epoxy resin as main raw materials .
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对聚醚多元醇(PIPA)的合成原理,合成方法,影响其性能的关键因素进行了综述与讨论,并与其他2种填充聚醚多元醇做了比较。
In this paper , synthesizing principle , preparation methods , main factors affecting on properties of PIPA polyol were summarized and discussed and its properties was also compared with that of PHD polyol and POP .
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TL-650无钾聚醚多元醇的开发
Development of TL-650 non-potassium polyether polyatomic