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- An emulsive adhesive for wood edge splice was made of a grafted copolyemer PVAc and an isocyanate prepolymer. 本文采用接枝共聚改性聚醋酸乙烯乳液和制备异氰酸酯预聚体生产出集成材工业用拼接胶粘剂。
- Keywords isocyanate prepolymer;curing agent;content of free TDI; 异氰酸酯预聚物;固化剂;游离TDI含量;
- Polyether-type isocyanate prepolymers are prepared with polyether polyols and tolylene diisocyanate. 采用聚醚多元醇和甲苯二异氰酸酯合成了聚醚型异氰酸酯预聚体。
- Keywords polyoxyalkyleneamine;Polyurea;Amino-crotonic acid ester;Diketene;elastomer;isocyanate prepolymer;isomer;tensile strength; 端氨基聚醚;聚脲;胺基丁烯酸酯;双乙烯酮;弹性体;异氰酸酯;异构体;拉伸强度;
- isocyanate prepolymer 异氰酸酯预聚物
- Using HDI as isocyanate component, aliphatic polyether PU prepolymer was prepared.The drying Conditions of polyether, reaction temperature and time, some preperties of theprepolymer have been studied. 以HDI为异氰酸酯组分，制备聚醚型脂肪族聚氨酯预聚体。对聚醚脱水条件，反应温度和时间，以及预聚体的一些性能进行了探索。
- Content of isocyanate group in waterborne polyurethane prepolymer is tested with acetone as solvent, n-dibutylamine - toluene solution as reaction liquid and ethyl acetate as thinner. 对水性聚氨酯预聚体中异氰酸酯基团的容量测定进行了研究。
- The solubility and viscocity of prepolymer have been investigated. 探讨了预聚体与烯类单体的相溶性及相应溶液的粘度;
- FT-IR was employed to characterize oligomers and prepolymer. 采用了红外光谱(IR)对低聚物和预聚体进行了表征;
- In present dissertation, SPU were prepared by the addition reaction of silane with NCO-terminated polyurethane prepolymer, which was synthesized by polymerization of isocyanate and polyether. 本文首先采用异氰酸酯与聚醚反应合成端异氰酸酯基聚氨酯预聚体，然后与硅烷进行加成反应合成了SPU。
- Direct R&D of "isocyanate chlorosulfonyl" project in 2002. 2002年负责“氯磺酰异氰酸酯”项目的研发工作。
- And experiments proved that the reaction rules of isocyan... 实验证明室温下异氰酸酯与水的反应可以使用准二级方程描述。
- The structure and dual bond content of prepolymer have been analysed by IR. 用红外光谱法解析了预聚体的结构特征及双键的含量;
- No plugging in evaporator happens during distillation of TDI from prepolymer. 合成的预聚物在分离过程中未见堵塞设备现象。
- In this paper, we adopt prepolymer method to synthesize casting PU elastomer. 本文采用预聚物法合成浇注型聚氨酯弹性体。
- Results Methyl isocyanate,chloride and oxide of Quercetin were prepared. 结果制备了槲皮素的甲基异氰酸酯、氯代化合物和氧化物。
- A polyamide imide was synthesized from trimelltic anhydride and di isocyanate. 本文用偏苯三酸酐和二异氰酸酯合成了一种新型聚酰胺酰亚胺。
- hydrophilic isocyanate terminated prepolymer 亲水性异氰酸酯封端预聚物
- Polyurethane (PU) pouring sealant was synthesized with polymer H and modified isocyanate K as basic materials. 摘要选用聚合物H和改性异氰酸酯K为主要原料合成聚氨酯灌封胶。
- The effects of prepolymer, active diluent and photosensitize on coating modification was discussed. 在预聚物、活性稀释剂和光敏剂等方面讨论了该涂料的改性。
