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NAOH: 作品数：1127被引量：3377H指数：22; 导出分析报告; 相关领域：理学更多>>; 相关作者：李秀金陈嘉川张俐娜孔凡功杨桂花更多>>; 相关机构：天津科技大学中国科学院北京化工大学中南大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家科技支撑计划国家高技术研究发展计划更多>>

Wood cellulose films regenerated from NaOH/urea aqueous solution and treated by hot pressing for food packaging application被引量：1: 《Food Bioscience》2022年第6期1824-1831,共8页Kehao Huang Anne Maltais Jinxia Liu Yixiang Wang; financial support from the Fonds de Recherche du Quebec-Nature et Technologies(2021-PR-283095);Canada Foundation for Innovation(39173);Mitacs Accelerate(FR68649);We would like to acknowledge McGill University ECP3 Multi-Scale Imaging Facility for the image acquisition.; Cellulose films made from‘green’solvent provide the possibility to mitigate environmental pollution caused by non-degradable plastic packaging.Herein,regenerated cellulose films were prepared from five wood pulps in...; 关键词：Wood pulps Cellulose films REGENERATION Hot pressing Food packaging

NaOH/urea溶胀处理废旧棉纤维及其水热降解: 《应用化工》2021年第S01期169-174,共6页李飞高翔宇郜丽霞; 以废旧棉纤维为纤维素原料,对其在NaOH/urea水溶液体系中做预处理,探讨NaOH/Urea预处理体系对棉纤维水解的影响规律。选用几组不同条件的NaOH/urea水溶液分别对棉纤维进行预处理,并将预处理后的棉纤维与原棉纤维进行相同程度地水解,表...; 关键词：废旧棉纤维 NaOH/Urea 预处理水解回收再利用

NaOH/urea预处理对棉纤维乙酰化的影响: 《应用化工》2021年第3期630-635,共6页罗玉成荣鹏马腾刘宵刘婧瑜郜丽霞王美蓉史晟; 国家自然科学基金资助项目(51703153)。; 以废旧棉纤维为原料,对其用NaOH/urea水溶液进行预处理,探讨了NaOH/urea预处理对棉纤维乙酰化的影响规律。NaOH/urea水溶液可使棉纤维表面发生显著变化,表面粗糙,呈絮状;使纤维素晶型发生变化,并且结晶度下降。研究分析表明,与原棉的乙...; 关键词：废旧棉纤维 NaOH/urea预处理乙酰化

NaOH/Urea Swelling Treatment and Hydrothermal Degradation of Waste Cotton Fiber被引量：2: 《Journal of Renewable Materials》2020年第6期703-713,共11页Lixia Gao Sheng Shi Wensheng Hou Shuhua Wang Zhifeng Yan Chao Ge; supported by the National Natural Science Foundation of China[Nos.51703153 and 21802101].; In this study,waste cotton fabric was used as cellulose raw material and pretreated in aqueous NaOH/urea solution system to investigate the effect of NaOH/urea pretreatment solution on the hydrolysis of cotton fiber.T...; 关键词：Waste cotton fibers NaOH/urea PRETREATMENT hydrolyze recycling and reusing

Optimal Method for Production of Amorphous Cellulose with Increased Enzymatic Digestibility: 《Organic Polymer Material Research》2019年第1期22-26,共5页Michael Ioelovich; In this paper,a simple and cheap method for producing of amorphous cellulose was studied by treating the initial cellulosic material(MCC and waste paper)with a cold solvent,such as aqueous solution of 7%NaOH/12%Urea,a...; 关键词：CELLULOSE Mixed waste paper NaOH/Urea solvent Treatment AMORPHOUS CELLULOSE ENZYMATIC SACCHARIFICATION

Super Absorption Behavior of Chitosan by Freeze-Blasting in Different Alkaline Solvents: 《Journal of Renewable Materials》2018年第5期457-463,共7页Min Fan Qiaoling Hu; The absorption behavior of chitosan in alkaline solution by freeze-blasting was studied.The influence of alkaline type,concentration,and small molecules was investigated,as well as the different roles of LiOH and NaOH...; 关键词：CHITOSAN NAOH LiOH UREA THIOUREA

Structure Elucidation of Hydroxypropyl Cellulose Homogenously Prepared from NaOH/Urea Aqueous Solution: 《Paper And Biomaterials》2016年第2期1-7,共7页HaiSong Qi Tao Song Fachuang Lu; Hydroxypropyl celluloses(HPC) were homogenously synthesized by the reaction of cellulose with propylene oxide in NaOH/urea aqueous solution.Water-soluble HPC with molar degree of substitution(MSNMR) in the range of 0....; 关键词：hydroxypropyl cellulose NaOH/urea aqueous solution STRUCTURE homogenous synthesis gas chromatography analysis

纤维素均相接枝丙烯酸制备球形吸附剂的研究被引量：1: 《化学试剂》2013年第7期631-634,640,共5页李丹戴林陈世雄申越邓立红何静; 国家"973"计划项目(973-2010CB732204);北京林业大学本科生科技创新专项计划项目(201314); 分别以离子液体1-烯丙基-3-甲基氯代咪唑([Amim]Cl)与氢氧化钠/尿素水溶液为反应介质,采用丙烯酸单体,过硫酸铵为引发剂,N,N'-亚甲基双丙烯酰胺为交联剂,利用接枝共聚方法合成纤维素-丙烯酸接枝共聚物。以轻液体石蜡为分散相,经反相悬...; 关键词：纤维素丙烯酸吸附离子液体 NAOH UREA

Preparative Optimization of Cellulose Microspheres Applied as Supports for High-Performance Liquid Chromatography: 《Journal of Wuhan University of Technology(Materials Science)》2013年第3期460-466,共7页陈伟 ZHANG Juan FAN Qingchun BAI Zhengwu 周兴平 XIE Xiaolin; Funded by National Natural Science Foundation of China(Nos.50973086 and 51273073);Hubei Provincial Department of Education of China(No.Z20081501); The aim of this work is optimizing the techniques to prepare pure cellulose microspheres, which are used as packing adsorbents for high-performance liquid chromatography. Thereupon, cellulose was dissolved in a pre-co...; 关键词：CELLULOSE NaOH/urea aqueous solution MICROSPHERE packing material high-performance liquid chromatograph

Effects of Coagulation Conditions on Tensile Properties of Regenerated Cellulose Fibers被引量：1: 《Journal of Donghua University(English Edition)》2009年第6期607-610,共4页袁彬兰张帅赵诗颖李发学俞建勇顾利霞; The effects of coagulation conditions on tensile properties of the regenerated cellulose fibers prepared by wet-spinning from NaOH/thiourea/urea(8∶6.5∶8 by weight)aqueous solvent were investigated by tensile tester,...; 关键词：regenerated cellulose fibers NaOH/ thiourea / urea solvent WET-SPINNING COAGULANT

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