| 蓖麻油硅氧烷双重交联改善水性聚氨酯的耐水性 |
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| 引用本文： | 吕建平,李彬,张磊,梁亚平,冯志媚.蓖麻油硅氧烷双重交联改善水性聚氨酯的耐水性[J].聚氨酯工业,2011,26(3):37-39. |
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| 作者姓名： | 吕建平 李彬 张磊 梁亚平 冯志媚 |
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| 作者单位： | 1. 合肥工业大学化工学院,230009
2. 广州市实力体育设备有限公司,511431 |
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| 基金项目： | 广东省教育部科技部产学研结合项目，特派员专项 |
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| 摘 要： | 以苯酐聚酯多元醇、二羟甲基丙酸和甲苯二异氰酸酯为主要原料,选用蓖麻油及3-氨基丙基三乙氧基硅烷(KH-550)为交联剂,通过预聚物的合成和水相扩链两步反应,制备了水性聚氨酯,研究了蓖麻油和KH-550用量对水性聚氨酯力学性能、附着力和吸水率等的影响.结果表明,当蓖麻油质量分数为10%、KH-550质量分数为1%,经过双...
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| 关 键 词： | 水性聚氨酯 蓖麻油 3-氨基丙基三乙氧基硅烷 耐水性 |
Improving Water Resistance of Waterborne Polyurethane by Double Crosslinking Using Castor Oil and 3-Aminopropyltriethoxysilane as Crosslink Agents |
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| Lv Jianping,Li Bin,Zhang Lei,Liang Yaping,Feng Zhimei.Improving Water Resistance of Waterborne Polyurethane by Double Crosslinking Using Castor Oil and 3-Aminopropyltriethoxysilane as Crosslink Agents[J].Polyurethane Industry,2011,26(3):37-39. |
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| Authors: | Lv Jianping Li Bin Zhang Lei Liang Yaping Feng Zhimei |
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| Affiliation: | Lv Jianping1 Li Bin1 Zhang Lei1 Liang Yaping2 Feng Zhimei2(1.School of Chemical Engineering,Hefei University of Technology,230009,China)(2.Guangzhou Advantage Sports Equipment Limited,511431,China) |
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| Abstract: | Polyester waterborne polyurethane dispersion(WPU) was synthesized with benzoic acid anhydride polyester polyol,dimethylolpropionic acid(DMPA) and 2,4-diisocyanatotoluene(TDI) as raw materials,respectively.Water resistance of WPU was improved evidently by double crosslink method,which using castor oil and 3-aminopropyltriethoxysilane(KH-550) as crosslink agents.The effects of the amount of castor oil and KH-550 on the properties of the emulsion and cast film were discussed.The results showed that in the proc... |
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| Keywords: | waterborne polyurethane castor oil 3-aminopropyltriethoxysilane water resistance |
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