| 浇注型聚氨酯密封圈的生产工艺 |
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| 引用本文： | 孔玉霞,洪梅.浇注型聚氨酯密封圈的生产工艺[J].当代化工,2011,40(5):528-530,533. |
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| 作者姓名： | 孔玉霞 洪梅 |
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| 作者单位： | 辽宁大学化学院,辽宁,沈阳,110036 |
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| 基金项目： | 国家自然科学基金项目;项目号:20903053和辽宁省教育厅基金项目;项目号:20060359 |
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| 摘 要： | 介绍了在聚氨酯密封圈的生产过程中,中间体聚酯和多异氰酸酯的生产反应原理、原料设备、生产的工艺流程、投料配比、工艺操作,预聚体聚氨基甲酸酯和硫化剂按照一定配比浇注成型的聚氨酯密封圈具有优异的综合性能.
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| 关 键 词： | 密封圈 聚酯 聚氨酯 预聚体 |
Productive Technology of Casting Polyurethane Seal Ring |
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| KONG Yu-xia,HONG Mei.Productive Technology of Casting Polyurethane Seal Ring[J].Contemporary Chemical Industry,2011,40(5):528-530,533. |
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| Authors: | KONG Yu-xia HONG Mei |
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| Affiliation: | (College of Chemistry,Liaoning University,Liaoning Shenyang 110036,China) |
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| Abstract: | In production of the casting polyurethane seal ring,reaction mechanism,raw materials,process flow,charge ratio and technological operation of producing intermediate polyester and polyisocyanate were introduced in detail.Properties of polyurethane seal ring produced by casting of polyurethane and curing agent at a special ratio were investigated. |
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| Keywords: | Seal ring Polyester Polyurethane Prepolymer |
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