聚丙烯酰胺生产工艺的研究(3)

第32卷第6期　　　　　　　　　　孙向东等:聚丙烯酰胺生产工艺的研究　　　　　　　　　　　　　　　　　　235

法》.GB12005.2-89:聚丙烯酰胺固含量测定方法;

参考文献

1　化学工业部科学技术情报研究所.世界精细化工手册(继

GB12005.6-89:部分水解聚丙烯酰胺水解度测定方法;GB12005.2-89:粉状聚丙烯酰胺溶解速度测定方法4　张贞玉.技术开发,1995,51(10):4-6

5　季鸿渐,等.丙烯酰胺水溶液聚合中几个关键问题的探

编),1986.903-907

2　聚丙烯酰胺的生产、应用与市场需求.广州化工,1995.25

(2)

3　中华人民共和国国家标准《聚丙烯酰胺理化性能测定方

讨.精细化工,1988,5(2):5-8

StudyonProductionProcessofPolyacrylamide

SUNXiang2dong,ZHANGHui2bo,LUFeng

1

1

2

(1.NingboProfessionalAndTechnicalCollege,Ningbo315800,China;

2.WorkshopofKetone&Kenzene,FushunNo.1Refinery,Fushun113008,China)

Abstract:Thesomeeffectfactorsontheproductionofanion-polyacrylamidebyaqueoussolutionmethodwerediscussed.TheeffectsoftheconcentrationofmonomerandCu+、Cu2+andquantityofadditiveonmolecularweightofthepolymerwerestudied.Theprocessconditiontoproducepolyacrylamideinmediumorsmallenterprisewasdiscussed.

Keywords:Acrylamide;Polyacrylamide;Molecularweight;Processcondition;Monomer

(上接第232页)

)2,,.(Ⅱ

-31

,Stefano,Carletti,Vittorio,Marchi,Marcello.Mono2

methallyl-etherofPyrocatechol[P].Eur.Pat.Appl.EP40400.1981-11-25

4　Rakoutz,Michel.o-Methylallyloxyphen-ol[P].Ger.Offen.

2925763,1980-01-10

)[J].湖北化5　陈芬儿.农药中间体呋喃酚的合成研究(Ⅰ

(2)2-异丙基-1,3-苯并二口成条件为:n(邻苯二酚)(m(V()10L,4,92.6%;

(3)2-异丙基-1,3-苯并二口恶茂具有产率高、污染小、后处理简单、催化剂可重复使用等特点,具有很好的应用前景。

参考文献

1　赵德丰,程侣柏,姚蒙正等.精细化学品合成及应用[M].

工,1988,(3):48-50

6　肖光普.邻苯二酚制备呋喃酚的合成方法[J].湖北化工,

1994,(2):14-17

7　彭峰,冯景贤1环缩酮类香料催化合成[J].广州化工,2001,29(2):30-32

北京:化学工业出版社,2001:112-113

StudyonCatalyticSynthesisof2-Isopropyl-1,3-benzodioxolanebyFluosulfonicAcidResin

PENGAn2shun,XUEZhao2min

1

2

(1.Departmentofchemistryandenvironmentalscience,linyiteachersuniversity,Linyi276005,China;

2.DepartmentofchemistryHezeteacherscollege,Heze274015,China)

Abstract:2-Isopropyl-1,3-benzodioxolanewassynthesizedfromcatecholandisobutyricaldehydebyusingfluosulfonicacidresinascatalyst.Theeffectsofratioofreactants,amountofcatalystandamountofdehydratingagentwereinvestigated.Theresultsshowedthattheoptimumprocessconditionswereasfollows:catechol∶isobulyricaldehyde∶catalyst∶dehydratingagentwas1mol∶1.5mol∶10g∶250mL;reactiontemperaturewasrefluxtemperature;reactiontimewasabout4h.Theyieldcanreach92.6%undertheoptimumconditionsandthecatalystcanbeusedrepeatedly.

Keywords:Catechol;Isobutyricaldehyde;Fluosulfonicacidresin;Catalysis;Synthesis;2-isopropyl-1,3-benzodioxolane