• 异氰酸固化剂加热情况下羟基聚合物反应形成聚氨酯涂料

    Isocyanate curing agents which when heated or reacted with hydroxy functional polymers giving urethane coatings.

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  • 用丙烯酸聚氨酯进行枝改性,溶剂体系下合成高性能环保型用胶粘剂。

    Polyurethane is modified by grafting acylates. In the non-toluene solvents, high quality and pollution-free shoe adhesive is synthesized.

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  • 采用高真空两级薄膜蒸发分离甲苯二异氰酸TDI-甲基丙烷TMP聚氨酯固化剂中游离TDI实验研究基础上,进行了中试研究。

    The free toluene diisocyanate(TDI) in the curing agent TDI-TMP(Trimethylol Propane) of polyurethane was separated in laboratory by means of high-vacuum two-stage thin-film evaporation.

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  • 聚氨酯丙烯酸齐聚物(PUA)氯乙烯(CPVC)共混制成渗透汽化用来分离乙醇水溶液。

    The UV Curing polyurethane (PUA) was blended with chlorinated polyvinyl chloride (CPVC) for Pervaporation membranes, which were used to separate ethanol water mixture.

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  • 以淀粉乙二醇糖甙、多苯基多次甲基多异氰酸(PAPI)主要原料,对聚氨酯硬质泡沫塑料发泡工艺进行了研究。

    A polyurethane (PU) rigid foam was prepared, using PAPI and the polyether polyols deried from starch ethylene glycol glycoside (EGG) as the main materials, and the foaming processing was studied.

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  • 本文探讨了聚氨酯胶粘剂几种固化剂合成及甲苯二异氰酸(TDI)三聚体的含量用量等不同类型的聚氨酯胶粘剂粘力影响

    In this paper, several curing agent of polyurethane were synthesized. Influences of solid content and dosage of TDI tripolymer on different PU adhesion high initial bonding strength were discussed.

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  • 所得的聚氨酯丙烯酸固化阴极电泳漆综合性能良好

    The UV curable cathodic electrophoretic paint prepared by polyurethane acrylate showed good properties.

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  • 结果表明不同的低聚物多元醇、多异氰酸链剂聚氨酯力学性能有较大影响;

    The results show that the mechanical properties of polyurethane vary with polyol, mulriisocyanate and chain-extender.

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  • 介绍制备聚氨酯-丙烯酸(PUA)分散用的原料及其作用以及典型制备工艺及其特点。

    This paper has described the raw materials and their functions for preparation of polyurethane-acrylate dispersion (PUA) and the typical preparation technology of the dispersion.

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  • 芳香族氰酸制成的聚氨酯脂肪族异氰酸耐老化性能得多

    The results show that amine content increases with ageing time and polyurethanes based on aromatic isocyanate has much better ageing resistance than ones based on aliphatic isocyanate.

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  • 利用丙烯酸聚氨酯进行改性提高聚氨酯综合性能主要手段之一

    One of the main methods to improve the polyurethane integration performance by the acrylate modification.

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  • 阐述了适于弹性纤维熔融纺丝聚合物聚氨酯聚醚结构特点

    The structural characteristics of the polymer feedstock, polyurethane and polyether ester, practicable for elastic fiber melt spinning were described.

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  • 采用裂解色谱质谱技术对光固化聚氨酯丙烯酸齐聚物裂解产物进行了分析裂解机理进行了讨论

    In this paper, the pyrolytic compound of polyurethane acrylate oligomer was analyzed by pyrolytic gas chromatography-mass spectrometry and the pyrolytic mechanism was also discussed.

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  • 例举了用脂肪酸制备白色氨基烘漆蓝色聚氨酯浅灰色自醇酸磁漆配方涂料性能

    The formulations and film performance of fatty acid ester based white melamine baking paint, blue polyurethane paint and gray air dry alkyd enamel are listed.

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  • HAR六次甲基二异氰酸反应制备了性能优异固体组分丙烯酸聚氨酯涂料

    A double component coating, acrylic polyurethane with high solid and good performance, was prepared by the reaction of HAR and HDI.

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  • 本文分析了水性聚氨酯丙烯酸复合外墙涂料组成性能关系

    In this paper relationship between composition and performance of water based polyurethane acrylate compounded exterior wall coating is analysed.

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  • 采用二异氰酸为原料,制备稳定性聚氨酯胶粘剂用于PV C .PU皮革粘接

    A polyurethane adhesive with high light stability was prepared using hexamethylene diisocyanate and used for bonding PVC, PU and leather.

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  • 选用不同降解剂,采用醇—磷酸降解废旧聚氨酯泡沫,对降解产物进行性能测试

    In this paper, different kinds of alcohols and phosphates are chose to degrade scrap polyurethane foam and the performance of catabolite is tested.

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  • 讨论不同氰酸结构、不同醚多元醇体系、不同合成方法聚氨酯弹性体影响

    This paper discusses on the influence of different structures of isocyanate, different system of polyether-polybasic alcohol and different synthetic methods on polyurethane elastomers.

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  • 探讨了聚醚类芳香族聚氨酯丙烯酸合成工艺及其性能影响因素

    The synthesis of polyether aromatic polyurethane acrylate and its influencing factors were discussed.

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  • 研究了多元醇和异氰酸为主原料,采用水基发泡工艺制取软质聚氨酯泡沫配方

    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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  • 采用双酚A环氧丙烯酸EA聚氨酯丙烯酸(PUA)共加入活性稀释剂、光引发剂、颜料等制备紫外光固化光纤涂料

    The UV curable coating of fiber ribbon was prepared by blending bisphenol A epoxy acrylate(EA) and polyurethane acrylate(PUA)and adding reactive diluent, photoinitiator and pigment.

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  • 选用聚合物H改性异氰酸K主要原料合成聚氨酯封胶

    Polyurethane (PU) pouring sealant was synthesized with polymer H and modified isocyanate K as basic materials.

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  • 聚氨酯称为氨基甲酸主链上含有重复氨基甲酸基团大分子化合物统称

    The full name of the polyurethane is the poly - urethane, which is a general designation of the macromolecular compound containing repeated amino acid ester groups.

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  • 利用丙烯酸改性以及丙烯酸酯-有机复合改性明显降低聚氨酯分子硬链段微区结晶程度

    The acrylate modification and acrylate organosiloxane compound modification can obviously decrease the degree of micro crystal in the molecular of polyurethane.

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  • 马来海松多元、马来松香多元醇和松节油马来加成多元醇为基,制备了硬质聚氨酯泡沫塑料。

    A series of rigid PU foams based respectively on maleopimaric acid ester polyols , rosin-maleicanhydride adduct ester polyols and turpentine-maleic anhydride adduct ester polyols were synthesized.

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  • 合成了可uv固化聚氨酯丙烯酸利用傅立叶红外光谱对合成过程固化进行了表征。

    UV curable polyurethane acrylates (UVPUA) were prepared, and the synthesis process and cured films were monitored by Fourier Transform Infrared (FTIR).

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  • 合成了可uv固化聚氨酯丙烯酸利用傅立叶红外光谱对合成过程固化进行了表征。

    UV curable polyurethane acrylates (UVPUA) were prepared, and the synthesis process and cured films were monitored by Fourier Transform Infrared (FTIR).

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