High performance polyurethane pouring sealant was prepared with polytetramethylene glycol(PTMG),totylene diisocyanate(TDI) and methylene bis ortho chloroaniline(MOCA) solution,and the effects of the equivalent ratio n (—NH 2)/ n (—NCO), w (—NCO),finished cure time and relative humidity on the mechanical and electric properties were investigated.
以聚四甲撑醚二醇、甲苯二异氰酸酯和ＭＯＣＡ 溶液为原料，采用半预聚体法合成了高性能聚氨酯灌封料。
Cationic crosslinking blocked polyurethane(BPU)/ PAE sequential interpenetrating polymer networks (BPU/PAE IPNs) were prepared by the reaction of polyaminamide and epihalohydrin in the medium of cationic crosslinking blocked polyurethane.
以对羟基苯甲酸甲酯(MPHB)封闭的阳离子交联聚氨酯为反应介质,聚酰胺多胺和环氧氯丙烷进行反应制备出阳离子封闭聚氨酯(BPU)/聚酰胺多胺环氧氯丙烷(PAE)顺序互穿聚合物网络(BPU/PAE)。
Imidazole blocked polyurethane/PAE composite paper strengthening agents were prepared through the reaction of polyaminamide and epichlorohydrin in imidazole blocked polyurethane(BPU) N-methyl pyrrolidone solution.
以咪唑为封闭剂制备出含羧基封闭聚氨酯(BPU),聚酰胺多胺与环氧氯丙烷在封闭聚氨酯中反应得到封闭聚氨酯/聚酰胺多胺环氧氯丙烷复合体纸张增强剂。
Anionic imidazole-blocked polyurethane(ABPU) was prepared by the reaction of HDI,DMPA,bisphnol A,polyesterglycol and imidazole as blocking agent.
以咪唑为封闭剂,HDI、DMPA、双酚A、聚酯二醇为原料,制备出阴离子封闭聚氨酯(ABPU)。
The feasibility study of direct application of rosin in the hydroxyl component of polyurethane paint is conducted.
研究了把松香直接并入NCO/OH型双组分聚氨酯涂料的羟基组分中的技术可行性,探讨了配方设计、助剂应用及漆膜固化机制。
The high-solid acrylate-modified polyurethane paint is prepared with high-solid high-hydroxyl low-viscosity hydroxyl acrylate resin and synthetic fatty acid resin as main raw materials.
以高固高羟低黏的羟基丙烯酸树脂和合成脂肪酸树脂为主要原料制备高固体分丙烯酸改性聚氨酯涂料,讨论了树脂、固化剂、助剂和有机溶剂等对涂料性能的影响,制得的涂料综合性能良好,具有较好的环保意义。
Study on flame-retardant modification of PU coatings by brominated epoxy;
溴化环氧对聚氨酯涂料的阻燃改性研究
Thought and practice about the multiple film-forming mechanisms in PU coatings
聚氨酯涂料多重成膜机制的思考与实践
The mechanical property of the film reached up to that of two-components solvent based PU coatings,and the coatings possessed excellent anti-corrosive property.
所得漆膜的机械性能达到溶剂型双组分聚氨酯涂料的性能,并具有优异的防腐蚀性。
Study on Paper Wet Strength Agent of PAE Modified with Blocked Polyurethane
封闭聚氨酯改性PAE纸张增湿强剂的研究
Studies on preparation and application of polyurethane paper strengthening agent blocked with imidazole
咪唑封闭聚氨酯纸张增强剂的制备及应用
Preparation of Blocked Polyurethane/PAE Composite and Its Application in Paper Strengthening
封闭聚氨酯/PAE复合体的制备及其对纸张的增强作用
Synthesis and Application of Aqueous Polyurethane Blocking Agents of Oximes;
水性聚氨酯肟类封闭剂的合成与应用
e-component polyurethane sealant
单组分聚氨酯密封胶
Study on Synthesis and Performance of One Component Polyurethane Sealant
单组分聚氨酯密封胶合成与性能研究
Rheological Behavior of Modified Polyurethane Waterproof-sealing Material
改性聚氨酯防水密封材料的流变特性
Application of Foam Polyurethane in Seal of Main Power Houses of Power Plant
泡沫聚氨脂在电厂主厂房封闭中的应用
A Novel Fluorocarbon End-capped Polycarbonate Urethane: Synthesis, Characterization and Biostability;
氟碳化合物封端的聚碳酸酯聚氨酯的合成及生物稳定性研究
The Application of Rigid Polyurethane Cable Foam in Ship Cable Sealing
硬质聚氨酯泡沫塑料在船舶电缆密封上的应用
Investigation and application of the waterborne blocked polyurethane anti-pilling agent
封端型水性聚氨酯抗起毛起球剂的研制与应用
Application and Action Mechanism of Imidazole End Capped Water- based Polyurethane Retanning Agent
咪唑封端水性聚氨酯复鞣剂的应用及机理研究
Study on preparation of polyurethane-terminated for low temperature plastify type PVC plastisol
低温塑化型PVC塑溶胶用封端聚氨酯的研制
Summary and Domestic Research Progress ofSilylated Polyurethane Sealant
硅改性聚氨酯密封剂综述及国内研究进展
Development of MDI Based Castable Urethane Elastomer Material
基于MDI浇注型聚氨酯弹性体密封材料的研制
Modification of nano-SiO_2 and preparation of nano-SiO_2/polyurethane sealant
纳米SiO_2改性及纳米SiO_2聚氨酯密封胶的制备
Preparation and characterization of epoxy encapsulating materials toughened by polyurethane
聚氨酯增韧环氧灌封材料的制备与表征
Study of one-part polyurethane sealant with fast curing speed and high hardness
快固高硬度聚氨酯单组分密封胶的研究