纤维素氨基甲酸酯纤维的制备方法
吾满江.艾力; 哈丽丹; 马莉; 宋平
2009-07-22
Rights Holder中国科学院新疆理化技术研究所
Date Available2013-11-27
Country中国
Subtype发明
Abstract本发明涉及一种制备纤维素氨基甲酸酯纤维的方法。该方法是将干态的纤维素氨基甲酸酯直接溶入氢氧化钠溶液中,形成纺丝所需的纤维素氨基甲酸酯溶液,并将其移入置于低温纯净水中的渗透袋中渗透,去除部分氢氧化钠,得到纺丝所需纤维素氨基甲酸酯/氢氧化钠的纺丝溶液,在低温保护下,该溶液通过过滤、真空脱泡后在氮气打压及计量泵抽吸作用下,流过带有冷凝水夹套的管道,由喷丝口喷出,进入酸凝固浴中沉淀出纤维素氨基甲酸酯纤维,并立刻在水洗浴中进行机械拉伸,使纤维素分子高度趋向,同时进入高温稀碱浴中再生,从而获得具有一定强度的纤维素氨基甲酸酯纤维。
Application Date2007-08-20
Patent NumberZL200710145180.2
Status授权
Application Number200710145180.2
Document Type专利
Identifierhttp://ir.xjipc.cas.cn/handle/365002/3083
Collection新疆维吾尔自治区精细化工工程技术研究中心
Recommended Citation
GB/T 7714
吾满江.艾力,哈丽丹,马莉,等. 纤维素氨基甲酸酯纤维的制备方法. ZL200710145180.2[P]. 2009-07-22.
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