您好,欢迎访问三七文档
当前位置:首页 > 商业/管理/HR > 质量控制/管理 > 羟丙基甲基纤维素的发展现状与应用前景
学号:4111200059泰山医学院毕业设计(论文)题目:羟丙基甲基纤维素的发展现状与应用前景院(部)系化工学院所学专业化学工程与工艺年级、班级2011级本科2班完成人姓名靳宗霞指导教师姓名专业技术职称吴秀勇副教授2015年6月10日论文原创性保证书我保证所提交的论文都是自己独立完成,如有抄袭、剽窃、雷同等现象,愿承担相应后果,接受学校的处理。专业:班级:签名:年月日泰山医学院本科毕业设计(论文)摘要羟丙基甲基纤维素,也叫做羟丙甲纤维素、纤维素羟丙基甲基醚,是选用高度纯净的棉纤维素作为原料,在碱性条件下经专门醚化而制得的。羟丙甲基纤维素的最主要用途体现在建筑业、陶瓷制造业、涂料业、油墨印刷、塑料、医药等行业,这一产品还广泛用于皮革、纸制品业、果蔬保鲜和纺织业等。本文通过对羟丙甲基的合成方法、溶解方法、测定方法的介绍来阐述羟丙甲基纤维素,再通过对羟丙甲基的用途以及发展现状来介绍其应用前景。关键词:羟丙甲基纤维素;用途;发展现状;应用前景泰山医学院本科毕业设计(论文)AbstractHydroxypropylmethylcellulose,alsoknownashydroxypropylmethylcellulose,hydroxypropylmethylcelluloseether,Ishighlypurecottoncelluloseasrawmaterials,undertheconditionofalkalinespeciallymadebyetherification.Reflectedinthemainpurposeofhydroxypropylmethylcelluloseduetoconstruction,ceramicmanufacturing,printingink,plastics,pHarmaceuticalandotherindustries,theproductiswidelyusedinleather,paperproducts,fresh-keeping,andtextileindustryetc.Thisarticlethroughtothesynthesisofhydroxypropylmethyl,dissolvingmethod,themeasuringmethodisintroducedtoillustratethehydroxypropylmethylcellulose,againthroughtheuseofhydroxypropylmethylanddevelopmentpresentsituationtointroduceitsapplicationprospect.Keyword:Hydroxypropylmethylcellulose,Use,Currentsituationofthedevelopment,Applicationprospect泰山医学院本科毕业设计(论文)-5-目录前言................................................................................................................................................1第一章文献综述...................................................................................................................-2-1.羟丙甲基纤维素的概述.................................................................................................-2-2.羟丙甲基的理化性质.....................................................................................................-2-2.1物理性质.....................................................................................................................-2-2.2化学性质.....................................................................................................................-3-2.3溶解方法.....................................................................................................................-4-3.羟丙甲基的主要用途.....................................................................................................-4-第二章研究内容.....................................................................................................................-6-1.羟丙甲基的合成方法.....................................................................................................-6-1.1生产工艺.....................................................................................................................-6-第三章基础指标...................................................................................................................-10-1、质量标准...................................................................................................................-10-2.安全性能......................................................................................................................-11-3、应用领域...................................................................................................................-11-3.1各个领域的应用........................................................................................................-12-⑴化学工业.............................................................................................................-12-⑵化妆品业.............................................................................................................-12-⑶食品工业.............................................................................................................-12-⑷医药工业.............................................................................................................-12-⑸器窑行业.............................................................................................................-12-⑹其它行业.............................................................................................................-13-第四章技术前景...................................................................................................................-14-1.公司简介......................................................................................................................-14-2.实习感悟......................................................................................................................-14-参考文献.................................................................................................................................-15-致谢.....................................................................................................................................-16-泰山医学院本科毕业设计(论文)-1-前言近年来,伴随着我国工业的飞速发展,非离子型纤维素醚类羟丙基甲基纤维素(HPMC)、甲基纤维素(MC)产品得到广泛应用,应用领域不断扩大,市场应用量不断增加。2000年我国HPMC和MC消费量5000吨,其中1000吨有国内厂家生产,每年进口4000吨HPMC。今几年,由于HPMC产品在建筑、涂料、医药、化工等领域得到广泛使用,2005年我国HPMC消费量猛增至1.5万吨。高档HPMC仍依赖进口,进口量约为0.5万吨。目前,国内共有10余家企业生产HPMC,生产能力在500-5000吨,与国外先进水平相比,国内HPMC厂家不仅规模小,而且生产工艺设备较落后,较高档次、有特殊功能的产品国内尚不能生产。本项目采用的设备工艺与羟甲基纤维素钠生产设备工艺可以通用,因此,本项目可以建成多功能生产线,可大大降低投资风险。本项目投资少,收益高,在价格、技术、质量上将会占有强大的优势。
本文标题:羟丙基甲基纤维素的发展现状与应用前景
链接地址:https://www.777doc.com/doc-1827087 .html