应用于造纸工业的界面活性剂

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应用于造纸工业的界面活性剂•Pulping:cookingagent,defoamer,deresinationagent,scaleinhibitor•Pulprecovery:deinkingagent•Papermaking:feltdetergent,sizingagent,filter-aid,slimecontroller,defoamer,paperstrengtheningagent,whitewatercleaner•Paperfinishing:sizingagent,softner,defoamer,lubricant,viscositycontroller,paperfinishingagent,antistaticagent•Wastewater:defoamer界面活性剂的结构与界面作用界面活性剂的化学结构界面活性剂的化学结构亲水基类型亲水基类型亲油基类型亲油基类型HLB值HLB值分子的形状分子的形状分子量分子量界面活性剂的界面作用界面活性剂的界面作用脱除蒸煮纸浆中的树脂时的界面活性剂DigestingChlorinetreatmentscouringAlkalitreatmentscouringChlorinetreatmentscouringHotalkalirefiningscouringBleachingbyNaOClSINOPOL964SINOPOL966HWood:Siebold’sbeechrichpulp(hardwood)Hotalkalirefining:NaOH5%wt.(onpulp)90℃x90min.HLBvalues:SINOPOL964=12.5SINOPOL966H=14.4SINOPOL964HThederesinatingeffectaccordingtoHLBvalueofsurfactantDF(DF)(D)+(F)Pollutionprocess:D+F→DFCleaningprocess:(DF)=(D)+(F)D:dirtF:fiberorfabric():inwaterorothersolvent洗净机构WSpreading=γS-γL-γSL>0WAdhesive=γS+γO-γSO<0ROLLUP为什么SINOPOL964H在90℃下仍有界面活性SO3-Na+CH2nOOHn低界面活性的分散剂–SINONATESH50抄纸工程中的非硅消泡剂•与siliconeoildefoamer不同的消泡机理SINOPOLTL-204-1R'OOOROn1n2施胶剂的乳化与分散•自然乳化法•转相乳化法•D相乳化法oilwaterγwγoγwγo转相乳化法RosinemulsionRosin……………………..40DOP………………………7SINONATEF62-3……….8SINOPOL1545………….2WATER…………………..57WaxemulsionBeewax………………….4SINOLT4A……………..1WATER………………….balance纸张涂布时浆料中的分散剂•SINOPONICPE62降低coatingcolor的黏度•SINONATE290MH提升涂布效果PapercoatingcolorsClay……………25partsCaCO3…………25partsStarch………….10partsSBlatex………..5partsNaO3SOOOORROOOHOHaba再生纸浆的脱墨剂•SINOPOL180UFI-accelerationofthepulpingability-excellentinkdetachingability-excellentemulsifabilityanddispersibilityofthedetachedink-goodabsorptionoftheinkinthefoaminaflotationsystem,andeasyfrothbreaking-preventionofthesuspendedinkfromreadhering-lowfoamingpropertyinthewashingsystem-easytreatmentofwastepaper

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