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- The title polyether polyisocyanate prepolymer with excellent performance has been developed based on polyether polyols and TDI. 用聚醚多元醇和甲苯二异氰酸酯合成了性能优良的聚醚型异氰酸酯预聚体。
- Fang Xu-sheng,Zhang Cai-zhen.Extension property of stuctures of polyols and free TDI of polyisocyanate prepolymer[J].Modern Paint and Finishing,2004(5):5-11. [1]方旭升;张彩珍.;多元醇的结构舒展性与多异氰酸酯预聚物的游离[J]
- Method of lowering content of free TDI in polyisocyanate prepolymer is introduced. Technology status quo in China is discussed. Its development orientation is proposed. 介绍了降低多异氰酸酯预聚物中游离TDI含量的方法，以及我国当前的技术状况，并就发展方向提出了建议。
- Development of Polyether Polyisocyanate Prepolymer 聚醚型异氰酸酯预聚体的研制
- TDI EXTENSION PROPERTY OF STRUCTURES OF POLYOLS AND FREE TDI OF POLYISOCYANATE PREPOLYMER 多元醇的结构舒展性与多异氰酸酯预聚物的游离
- Formulation Design of Direct Preparation of Low Free- TDI Polyisocyanate Prepolymer and Formulation Parameters 直接合成法制造低游离TDI多异氰酸酯预聚物的配方设计与实用配方参数
- polyisocyanate prepolymer 多异氰酸酯预聚物
- 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;
- Chemical Composition: Hydrophilic Aliphatic Polyisocyanate，Non-yellowing type. 脂肪族聚异氰酸酯，不黄变。
- 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。
- 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。
- 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。
- Adopted liquid polysulfide prepolymer cured at high temperature for sealing cap at the first time. 首次采用液体聚硫橡胶制成预聚体再高温硫化成型,压制新型聚硫橡胶密封帽制品。
- A kind of punching machine spring was developed by using polyester prepolymer, MOCA as raw materials. 以聚酯型预聚体和MOCA为原料研制了一种冲床弹簧。
- Component:Special polyether, polyisocyanate, accessory ingredient and flame retardant. 2、基层处理：清除裂缝表面的灰尘、油污；
- The release reaction of blocked prepolymer was discussed and the release temperature was determined. 探讨了封闭物的解封反应，确定其解封温度。
- A basic synthesis process of non-yellowing polyurethane adhesive by prepolymer method is introduced. 介绍预聚体法合成不黄变聚氨酯胶黏剂的基本工艺。
