| 薄膜流延过程中拉伸共振现象的研究进展 |
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| 引用本文： | 于庆顺,杨伟,等.薄膜流延过程中拉伸共振现象的研究进展[J].中国塑料,2002,16(3):1-3. |
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| 作者姓名： | 于庆顺 杨伟 |
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| 作者单位： | 四川大学高分子材料科学与工程学院 四川成都610065
(于庆顺，杨伟，李忠明，冯建民)，四川大学高分子材料科学与工程学院 四川成都610065(杨鸣波) |
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| 基金项目： | 国家重点基础研究专项经费资助 (G19990 64 80 5 ) |
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| 摘 要： | 介绍了熔体流延过程中的拉伸共振现象、拉伸共振形成的机理以及在牛顿流体和粘弹性流体中拉伸共振现象的研究进展 ,讨论了加工参数 (拉伸比、纵横比和空气间隙等 )和聚合物弹性对拉伸共振的影响。
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| 关 键 词： | 拉伸共振 薄膜流延 牛顿流体 粘弹性流体 |
Development Progress on The Phenomenon of Draw Resonance in Film Casting Process |
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| YU Qing shun,YANG Wei,LI Zhong ming,FENG Jian min,YANG Ming bo.Development Progress on The Phenomenon of Draw Resonance in Film Casting Process[J].China Plastics,2002,16(3):1-3. |
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| Authors: | YU Qing shun YANG Wei LI Zhong ming FENG Jian min YANG Ming bo |
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| Abstract: | The phenomenon of draw resonance in film casting process was introduced.The mechanism of draw resonance and development progress of draw resonance of the Newtonian fluid and viscoelastic polymer were reviewed.The processing parameters affecting the draw resonance(draw ratio,aspect ratio and air gap,etc.)and polymeric elasticity were discussed in detail. |
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| Keywords: | draw resonance film casting Newtonian fluid viscoelastic fluid |
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