| 聚氨酯/羧基丁苯胶胶乳的表面施胶及其交联对纸张表面强度及耐折度的影响 |
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| 引用本文： | 李轩,沈一丁,李小瑞,费贵强,史阳阳.聚氨酯/羧基丁苯胶胶乳的表面施胶及其交联对纸张表面强度及耐折度的影响[J].功能材料,2011,42(11). |
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| 作者姓名： | 李轩 沈一丁 李小瑞 费贵强 史阳阳 |
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| 作者单位： | 陕西科技大学教育部轻化工助剂化学与技术重点实验室,陕西西安,710021 |
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| 基金项目： | 国家自然科学基金资助项目(50973057); 陕西省13115资助项目(2008ZDKG-51) |
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| 摘 要： | 以聚己内酯二元醇（CAPA）为软缎,甲苯二异氰酸酯（TDI）为硬段,二羟甲基丙酸（DMPA）为亲水单体,采用自乳化法制备了水性聚氨酯乳液,并用此聚氨酯乳液与羧基丁苯胶（XSBRL）以及外加交联剂氮丙啶（aziridine）进行复配制得水性聚氨酯/羧基丁苯胶复合乳液。实验研究了此复合乳液对纸张的表面施胶性能,并优化了合成工艺条件。研究表明,当n能,并且氮丙啶的加入能进一步提高纸张的表面强度和耐折度。
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| 关 键 词： | 聚氨酯 表面施胶 表面强度 耐折度 交联 |
Surface sizing and crosslinking of waterborne polyurethane/carboxylated styrene-butadiene rubberletex and effect of it on folding endurance and surface strength of the paper |
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| LI Xuan,SHEN Yi-ding,LI Xiao-rui,FEI Gui-qiang,SHI Yang-yang.Surface sizing and crosslinking of waterborne polyurethane/carboxylated styrene-butadiene rubberletex and effect of it on folding endurance and surface strength of the paper[J].Journal of Functional Materials,2011,42(11). |
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| Authors: | LI Xuan SHEN Yi-ding LI Xiao-rui FEI Gui-qiang SHI Yang-yang |
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| Affiliation: | LI Xuan,SHEN Yi-ding,LI Xiao-rui,FEI Gui-qiang,SHI Yang-yang(Key Laboratory of Auxiliary Chemistry & Technology for Chemical Industry,Ministry of Education Shaanxi University of Science & Technology,Xi'an 710021,China) |
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| Abstract: | A series of anionic waterborne polyurethane emulsion were successfully prepared by the reaction of polycaprolactone diols(CAPA),toluene diisocyanate(TDI),dimethylolpropionic acid(DMPA).A kind of waterborne polyurethane/carboxylated styrene-butadiene rubberletex compound latex was synthesized by polyurethane,carboxylated styrene-butadiene rubberletex and aziridine as crosslinker.The factors affecting its synthetic condition were discussed,and the synthetic process was optimized.The results show that the comp... |
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| Keywords: | polyurethane surface sizing surface strength folding endurance crosslinking |
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