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1、浙江工業(yè)大學(xué)碩士學(xué)位論文草甘膦及副產(chǎn)氯甲烷回收新工藝研究姓名:任不凡申請學(xué)位級別:碩士專業(yè):化學(xué)工程指導(dǎo)教師:高建榮;胡躍華20050401浙江工業(yè)大學(xué)2005工程碩士學(xué){焱論文IIIIIMll摘要筑擎娩是一秘鬟妥熬純王蹶瓣,也是合艘多耪農(nóng)藥等精麴詫學(xué)晶瓣鍪要孛翔傳和試棄峙特別是合成有機(jī)硅單體甲基氯硅烷的重要中間體。,論文在文獻(xiàn)闋譯和工藝原理分析豹基礎(chǔ)上,結(jié)合澎淡赫安化工煞濯股份有限公司革甘膦生產(chǎn)羧鬣的實(shí)際,提出了氯甲烷剮產(chǎn)的反應(yīng)生成原理。研究了草甘膦合成工慧的傳質(zhì)過程和物料平衡,確定了氯甲烷馥I產(chǎn)的質(zhì)量平衡。小試研究確定了尾氣中鬣甲烷含量遮60-70%。中試研究了氯甲烷的
2、分離工麓,實(shí)驗(yàn)考察了甲酵、甲縮醛、氯化氫、水份等雜質(zhì)的影響。在對現(xiàn)有裝纛進(jìn)行勢褥謬髂靜基穡上,穰據(jù)實(shí)驗(yàn)練聚雅定了摹囂貘合成工藝優(yōu)化措施和氯甲烷副產(chǎn)回收的新工藝。設(shè)計(jì)了氯甲烷副產(chǎn)回收的新工藝和反應(yīng)器等關(guān)鍵裝置。鏊狡王雹流程在3蠢漣海莘羹轔含戒裝墨童改造蓐,霾浚褥到熬氯零烷純度大于99.5%,水份小于50PPM。將回收氯甲烷用予甲基氯硅烷單體的合成,舞會茭豢垂要求。囊產(chǎn)裝董經(jīng)囊產(chǎn)實(shí)黢撿駿,生產(chǎn)數(shù)爨墨輯究綞呆穩(wěn)~羧,系統(tǒng)運(yùn)行穩(wěn)定,產(chǎn)寰凈加操作難度,產(chǎn)量也達(dá)到設(shè)計(jì)要求,可以完全滿足安眾生產(chǎn)及降低成零麴要≤嗣黲也使摶統(tǒng)的摹甘袋生產(chǎn)王毯囊萋ji!妻塑壘耋?2論文在合成新工藝的三級水洗、
3、堿洗等闡收工藝設(shè)計(jì)、質(zhì)量控制及反應(yīng)系統(tǒng)的設(shè)計(jì)等方面取得了剖新性成果。氯甲烷副產(chǎn)網(wǎng)收率達(dá)到了95%以上。為生產(chǎn)工藝流程及襟作的進(jìn)一步設(shè)計(jì)優(yōu)化攝供了良好的瑗論指導(dǎo)和依撼。關(guān)鍵溺草甘膦,氧甲烷,反慮機(jī)理,工藝優(yōu)化與設(shè)計(jì),圜收工藝,有機(jī)硅材料,甲基氯穗烷浙江工業(yè)大學(xué)2005工程碩士學(xué)位論文ABSTRACTChloromthaneisoneoftheimportantreagentsandintermediatesforsynthesisofherbicide,fungicide,insecticideandotherfinechemicals,especiallytheorgano
4、silanematerials?methylchlorosilane(MCS)ete..Basedontheretrievalandreviewofthebibliographer,theoriginalprocessforthepreparationofGlyphosateinZhejiangXin’anChemicalCO.,Ltdwasevaluated.ThepriencipalsofthereactiontoproducethebyproductChloromthanwasproposedandstudied.Theequiluberiamofthemasstra
5、nsferfortheprocesswasstudied.ThequantityofthebyproductChloromthanwasdecidedandthecompositionofChloromthanintheresidualgasisashighas60-70%.ThefactorswhichinfluencetheseparationandthequalityofthebyproductChloromthansuchastheratioofmethanol,methylal,hydrochloride,waterandprocessparameterswere
6、studiedbytheexperimentsrespectively.Theoptimalparametersofthenovelprocesswereselected.TherationalprocessforrecoveringChloromthanWasproposedandevaluatedsystematicallyaccordingtotheresultsoftheexperiments.Thenovelprocess,reactorsandseparatesystemetc.weredesigned.Theresultsoftheprocessdataint
7、estofthe5000ffaGlyphosatesetwereaccordedwiththoseoftheexperiments.Thetotalrecovery(yield)of浙江工業(yè)犬學(xué)2005工程磷士學(xué)位論文一iillUl[1[1ll!llllllllilll,illill嵩蔓曼曼曼蝴Chloromthaninthenovelprocesswasabout95%wi墩puff移ofmorethan99.5%andwaterlessthan50PPM.Itisrecoveredthat610kgofChlo