| 单组分室温硫化有机硅改性聚氨酯密封胶的研究 |
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| 引用本文： | 任小军,袁素兰,温旭东,邱泽皓. 单组分室温硫化有机硅改性聚氨酯密封胶的研究[J]. 有机硅材料, 2011, 25(4): 244-247 |
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| 作者姓名： | 任小军 袁素兰 温旭东 邱泽皓 |
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| 作者单位： | 成都硅宝科技股份有限公司,成都,610041 |
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| 摘 要： | 以聚醚多元醉、二异氰酸酯、3-异氛酸酯基丙基三乙氧基硅烷为原料,合成烷氧基封端的改性聚氨酯预聚体.探讨了改性聚氨酯预聚体在制作密封胶过程中纳米碳酸钙、添加剂及用量时密封胶性能的影响.结果表明:选择1份N-β-(氨乙基)-γ-氨丙基三甲氧基硅烷为偶联剂,5份乙烯基三甲氧基硅烷为脱水剂,添加150份碳酸钙,15-20份邻苯...
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| 关 键 词： | 聚醚多元醇 MDI TESPI SPU 密封胶 |
Research on One Component RTV Silicone Modified Polyurethane Sealant |
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| REN Xiao-jun,YUAN Su-lan,WEN Xu-dong,QIU Ze-hao. Research on One Component RTV Silicone Modified Polyurethane Sealant[J]. Silicone Material, 2011, 25(4): 244-247 |
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| Authors: | REN Xiao-jun YUAN Su-lan WEN Xu-dong QIU Ze-hao |
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| Affiliation: | REN Xiao-jun,YUAN Su-lan,WEN Xu-dong,QIU Ze-hao(Chengdu Guibao Science and Technology Co.,Ltd.,Chengdu 610041,Sichuan) |
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| Abstract: | The hydroxy-terminated polyurethane prepolymer was prepared by polyether polyol and diisocyanate;then alkoxy-terminated polyurethane prepolymer was prepared by silane coupling reagent with isocyanate.The influences of the powders,additive and its content on the property of the sealant were discussed. |
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| Keywords: | polyurethane prepolymer modified polyurethane sealant powder additive |
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