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IntroductionDesmopanisBayer’stradenameforthermoplasticpolyurethanes(TPU).TheDesmopanrangeofgradeshasbeenadaptedtothemanyspecialrequirementsimposedbyDesmopan’sbroadrangeofapplications.Ittakesinsixgeneral-purposegrades,basedondifferentrawmaterialgroups,andthreeseriesofspecial-pur-poseDesmopangrades.OverviewsTable1:PropertycomparisonoftheDesmopangradeseries(forpreliminarymaterialselection)Table2:Overviewofgrades,arrangedaccordingtoShorehardnessandrawmaterialbaseTable3:ReferencevaluetableNomenclatureDesmopansalesproductsaredesignatedbyathree-digitccode.Thefirstofthethreenumbersshowsthegradeseriestowhichtheproductbelongsandthusdefinesrhebasicpropertiesoftheproduct.ThetwoorhernumberswhowtheapproximateShorehardness.Figuresabove75denotetheShoreAhardnessandSnadditipnal“U”denoresUVstabilisation.TrialProductsaredenotedby*KUor*KU2-antafour-digitcode.Theyarelistedinthegradeseriesintheproductrangeoverviewonthebasisoftheirhardness.(InthecaseofKuproducts,esterproductsstartwiththenumber87.TheC4-etherproductshaveacodeofbetween8600and8649,andthespe-cial-purposeetherproductsacodeofbetween8650and8699.)IftrialproductshavethelettersAorDinadditiontotheircode,thenthelasttwodigitsdenotetheapproximateshorehardnessinSorD.TheletterEmeansthattheproducthasbeendevelopedforextrusion,butisalsosuitableforinjectionmoulding.KATrialProductsareconsecutivelynumberedinchronologicalorder.介绍:Desmopan是拜耳公司热塑性聚氨酯(TPU)的注册商标。Desmopan的品级范围通过其广泛应用已被证明能满足许多特殊用途的要求。Desmopan的产品范围包括基于不同组成原料的六个通用品级系列以及三个特殊用途品级系列。总览:表1:Desmopan品级系列的性能比较(用于材料的初步选择)表2:不同肖氏硬度和组成原料的品级总览表3:参考数据表命名:Desmopan商业品级以三位数字代码来命名。第一位数字表示品级系列,并表征品级的基本性能,后两位数字表示肖氏硬度的大约值,大于75的数字,表示肖氏A硬度,小于75的数字,表示肖氏D硬度。带后缀U的品级表示紫外线稳定品级。发展中的产品以*KA或*KU2加4位数字来命名。根据硬度的不同,将其列在产品范围中相应的品级系列中。(用KU表示的产品,聚酯型产品用前两位数字87来标识,用聚醚型产品,其产品,代码间于8600-8699。)如果试用产品的代码有A或D后缀,则其后两位数字分别表示硬度的大约值。带后缀E的品级,表示该品级适合于挤出成型,当然这类品级也适合于注射成型。KA试用产品年代顺序以连续数字表示。命名举例:/NomenclatureexamplesDesmopan385Desmopan955U原料系列300(聚酯型)900(聚醚型)Rawmaterialsseries300(Ester)900(Ether)硬度85肖氏A55肖氏DHardness85ShoreA55ShoreD紫外线稳定UV-stabilised*有关发展中产品:请看第23页的说明*Developmentproduct,seepage231性能/Properties系列邵氏硬度范围简要描述Seriesshorehardnessshortdescriptionrange耐磨性Resistancetoabrasion动态负载能力Dynamicloadbearingcapacity耐热变形性能Heatdeflection抗油脂性能Resistancetooilandgrease耐水解Resistancetohydrolysis耐热空气Resistancetohothair耐光性(黄变)Fastnesstolight(yellow)抗微生物侵蚀ResistancetoMicrobialattack低温韧性FlexibilityatLowtemperatures100/ester65A-50D具有高机械强度的注射品级,适用于耐磨制品聚醚injectionmoldinggradeswithahighmechanicalstrength++++++0+0-2)+200/ester82A-92A可以用于食品接触用途的注射和挤出品级聚酯Injectionmoldingandextrusiongradesmaybeusedforfoodcontactapplications++++0+-+0-+300/ester82A-73D注射和挤出品级,具有高的机械性能,改良的抗水解性能和低温韧性聚酯Injectionmoldingandextrusiongradeswithahighmechanicalstrength,improvedhydrolysisresistancetogreaseandoil++++++++0-2)+400/ester80A-58D注射品级,具有低的压缩率,高的耐热温度和良好的抗油脂性能聚酯injectionmoldinggradeswithalowcompressionset,ahighheatdeformationtemperatureandgoodresistancetogreaseandoil+++++++++++002)+500/ether-ester77A-92A注射和挤出品级,采用低成本方法结合了聚酯型和聚醚型品级的优点聚醚/聚酯injectionmoldingandextrusiongradeswhichcombinetheadvantagesofetherandestergradesinaninexpensivemanner0/+O0++-0++700/carbonat88A-43D注射和挤出品级,具有良好的抗微生物侵蚀和耐水解性能,以及低的水溶涨性聚碳Injectionmoldingandextrusiongrades,resistanttomicrobesandhyrolysis,withlowswellinginwater++0+/++1)++00++800/aliphaten85A-56D改性的注射和浇注成型品级,在紫外线下不会变黄脂肪族modifier,injectionmoldingandslushmoldinggradeswhichdonotyellowundertheactionofUVlight+00/+++/++1)+/-++-/++1)+/++1)900/ether70D-73D注射和挤出品级,具有极好的抗微生物侵蚀和耐水解性能、更好的低温韧性和冲击改性聚醚injectionmoldingandextrusiongradeswithverygoodresistancetomicrobesandhydrolysisHighlyflexibleatlowtemperatures+O0+-0++++Impactmod.50D-66D用于需具备高刚性和良好低温冲击强度的鞋梆产品和类似产品的特殊品级Esterspecialgradesforshoeshellsandsimilarapplicationswithahighrigidityand冲击改性聚酯goodlowtemperatureimpactstrength+++0++00++2++=非常好/verygood+=好/good0=满意/satisfactory-=一般/moderate1)只限于该类型2)随硬度提高而提高/improveswithincreasinghardness产品范围/Productrange品级系列/Rawmaterialgroup聚酯ester聚酯/聚醚Ester/ether聚碳carbonate脂肪族Aliphatic聚醚Ether玻纤增强R-TPU冲击改性Impactmodified医疗级MedicalTPU合金TPUblend邵氏硬度Shorehardness10020030040050070080090065-75AKU2-8165AW5377ADP9370A0KU2-8671*80-85ADP2484A3485A481DP5080ADP7-3008DP9380ADP2783A285+86-89ADP2586A487588786DP88385A93855286+385KU-8658*WDP85085ADP9585A(585)DP88586985,985U+KU2-8788*DP7-3006*390+90-94A192DP2592ADP3491ADP5094A790WDP89043DDP9392AU5290+DP1695A392795U5590+990R+Dp7-1157*(TPU/ABS)DP8792S04345-49D245+DP8795S043445+KU2-8794AU*345DP3397ADP9395AU50-54D150250+KU8798A*452WDP89051D945U+5250+453+950,950U+55-59D255+355WDP89056D955UKU2-8715*356KA8529*KU2-8765D*35960-64D260+460KA8377*65-69D365KA8333*KA8410*KA8417*70-74D270+372DP9873DKA8426970U+4210+(TPU/PC)75-80D34215+(TPU/PC)表2/Table2*发展中的产品:请看第23页*Developmentproduct,seepage231)抗微生物的385品级1)microbicidal385grade+Texin品级+TexingradeDesmopan100系列品级Desmopan100seriesofgrades具有较高的机械强度注射品级。主要用于成型诸如鞋跟和Injectionmoldinggradeswithahighmechanicalstrength.Used脚轮等耐磨制品。具有良好的流动性、快速成型和脱模性primarilyforarticlesthataresubjecttowear,suchasshoesoles的特性。andcastors,etc.easy-flowing,shortcycletimes,easy-release.品级Grad
本文标题:拜耳TPU产品指南
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