异氰脲酸酯
- 网络isocyanurate;theic
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三-(2,3-二溴丙基)异氰脲酸酯(TBC)作为一种新型的含溴阻燃剂近些年来已经被人类广泛的使用。
Three - ( 2,3-dibromo-propyl ) isocyanurate ( TBC ) as a new brominated flame retardant has been widely used by human beings in recent years .
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引入异氰脲酸酯基团可提高聚氨酯弹性体的耐热性能,但同时对其他性能有一定影响。
Introducing isocyanurate group can enhance the heat resistance property of polyurethane ( PU ) elastomer , but has some effects on the other properties of PU elastomer .
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异氰脲酸酯改性TDI及其在聚氨酯弹性体中的应用
The Modification of TDI by Isocyanurate and Its Application to PU Elastomers
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讨论了不同氨酯化程度的TDI异氰脲酸酯对涂膜性能的影响。
The effects of various urethanation degree of TDI isocyanurates on the film performance were discussed .
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MDI生成聚异氰脲酸酯的等温反应速度动力学研究
A Study of the Isothermic Reaction Kinetics of the Production of Isocyanurate from MDI
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含有氨酯键的TDI异氰脲酸酯
TDI isocyanurate containing urethane bond
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介绍了几种氨酯化TDI异氰脲酸酯的制备工艺,比较了不同工艺所得氨酯化TDI异氰脲酸酯的性能。
The preparation technology of several urethanated TDI isocyanurates has been described . Their properties with different process technology were compared .
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试验结果表明,MDI在DMP-30催化作用下的自聚产物主要为三聚体异氰脲酸酯;
The results show that the self-polymerization of MDI catalyzed by DMP-3O produces trimer ( isocyanurate ) mainly ;
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合成了新型含异氰脲酸酯基的环氧树脂(ISEP)及柔性固化剂(TPA)。
A novel epoxy resin containing isocyanurate group ( ISEP ) and a novel flexible curing agent ( TPA ) are synthesized .
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试图用聚氨酯(PUR)来改性聚异氰脲酸酯(PIR),以降低脆性,并保持耐热性,从而达到工业上使用的目的。
PIR is tried to modify PUR , which can decrease the brittleness and keep the heat resist-ance of PIR to satisfy industrial applications .
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考察了扩链系数对异氰脲酸酯改性的聚氨酯脲弹性体(PUU)性能的影响,通过改变扩链系数探讨PUU的力学性能和耐溶剂性能的变化规律。
The influence of chain extension coefficient on properties of PUU elastomers modified by isocyanurate was studied .
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三-(2,3-二溴丙基)异氰脲酸酯(TBC)是近年来在环境中新检测到的一种杂环溴化阻燃剂,其毒性效应尚不明确。
Tris - ( 2,3-dibromopropyl ) isocyanurate ( TBC ) is a heterocyclic brominated flame retardant that was recently detected in the environment , and its toxic effects are still unclear .
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采用极限氧指数、TG-DTA分析、红外分析及元素组成分析,探讨了两种含磷阻燃剂磷酸酯1(P1)和TCP在异氰脲酸酯改性聚氨酯弹性体(IMPUE)中的阻燃机理。
The flame retardant mechanisms of two phosphorated flame retardants P1 ~ # and TCP in isocyanurate-modified polyurethane elastomer ( IMPUE ) were studied . By limiting oxygen index ( LOI ), TG-DTA , FTIR and X-ray spectrum .
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含有异氰脲酸酯基的环氧树脂包覆材料的性能
The Inhibitor of Epoxy Resin with Isocyanurate Group
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含异氰脲酸酯基环氧树脂的合成
Synthesis of epoxy resin containing isocyanurate
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异氰脲酸酯作为一种新型的保温材料已替代聚氨酯用于重油罐的保温。
Isocyanate urea foam is a new thermal insulation material used instead of polyurethane for the crude oil tank .
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结果表明,含异氰脲酸酯基的弹性体的拉伸强度和断裂伸长率高于缩二脲弹性体,而两者的弹性模量相当。
The test results showed that the tensile strength and elongation at break of the elastomer containing isocyanurate were higher than biuret elastomer , however , there were of almost same value on modulus .