resultspp点点通2004

pp点点通2004  时间:2021-01-26  阅读:()
ofi–SportsTechnology1ISSSTMVienna–Aging-BinderISSSTechnicalMeetingVienna2004(Artificial)AgingofSyntheticTurfByKonradBinderConsultantofi–Technologie&InnovationGmbH,Viennaofi–SportsTechnology2ISSSTMVienna–Aging-BinderComparativeExaminationsunderDifferentWeatheringConditionsEduardPOHLELeopoldKRANNER1stEuropeanWeatheringSymposiumEWS–Prague2003XXIIIColloquiumofDanubianCountriesonNaturalandArtificialAgeingofPolymersofi–SportsTechnology3ISSSTMVienna–Aging-BinderMostrelevantEuropeanDocumentsandStandardsconcerningArtificialWeatheringCEN/TC217/WG6N560(9thdraft,2002-12):SurfacesforSportsareasSyntheticturfforFootball,Hockey,TennisandMulti-SportsprimarilydesignedforoutdooruseSpecificationCEN:prEN14836:Syntheticsurfacesforoutdoorsportsareas–Methodoftest–Artificialweathering(EN)ISO4892:Plastics-Methodsofexposuretolaboratorylightsources:Parts1-4ofi–SportsTechnology4ISSSTMVienna–Aging-BinderContentofprEN14836–SpecialFeaturesandAspects(basedonrecentGermanversion)NormativeReferences(amongothers):(EN)ISO4892:Plastics-MethodsofexposuretolaboratorylightSOURCES–Part1:GeneralguidancePart2:Xenonarcsources.
Part3:FluorescentUVlamps–(noreference–justforgotten)Pinciple:Testpiecesareexposedtoartificialweathering.
.
.
colourandselectedphysicalpropertiesaredetermined.
Lightsource:UV-A340nmlampsExposureChamberTemperatureandirradiationcontrolaccordingtoISO4892-1SprayingwithwaterorwettingbyahumiditycondensingmechanismaccordingISO4892-2and–3.
Exposureconditions(recommended)4hdryUVexposureatablack-standardtemp.
of55±3°C2hofcondensationexposure,withoutradiation,blackstand.
temp.
45±3°C(thiscycleisnotlistedinISO4892-3)Procedure:Noobligatorytimeorotherconditions.
Measuring/ExpressionofresultsColourchangesaccordingtoISO7724andISO105-A02Physicalproperties(changein%):zMeasureszTensilestrengthzFrictionzShockabsorptionzVertical()Deformationofi–SportsTechnology5ISSSTMVienna–Aging-BinderDiscussionofprEN14836–QuestionsSomeofthemainflawsshouldbeeliminated,e.
g.
:SimplybyreferencetoENISO4892-3Especiallytheirradianceonthefaceofthesamplesmustbespecifiedexactly.
SelectionofpropertiesforevaluationShouldbelefttotherelevantspecificationofthespecialsportssurface.
ThishasbeendonealreadyinthepaperN560specifyingsyntheticturf:zTensilestrength(offibre).
zColourfastnessCheckingotherproperties(asacriterion)seemstobeuselessFurtheropenquestions:AgingofrubbergranulesAgingofEPDMgranulesHowcanweachievesufficientrepeatabilityoftheresultsHowcanwefindoutthestatisticaltolerances(whichcouldbeextremelyhigh).
Finallyoncemorethequestion:Canperfect"correlationtonaturalweatheringreallybeachievedbytheUV-AlampsOrdoweneedthewell-triedandapprovedXenonarcofi–SportsTechnology6ISSSTMVienna–Aging-BinderOutdoorandArtificialAgingofPolymers-BasicsMainagentsofoutdoorAging:Sunlight(short-waveUV)OxygenHeatWaterFrost-dewMechanicalstress,abrasionMaineffectsofagingonchemicalstructureOxidation(foto-,thermoxidation)Chain-breakanddegradationChangeofmaterialperformanceLossofelongationatbreakLossoftensilestrength→brittleness→increasingabrasionLossofcolourChangeofsportsperformance:Long-termeffectisaconsequenceofmanyotherfactorsaswell.
ofi–SportsTechnology7ISSSTMVienna–Aging-BinderSearchfortestmethodsforPolyethyleneandPolypropyleneThesepolymersaresimilar,botharepolyolefins.
AgingbyweatheringisaverycomplexchemicalprocessandthepolyolefinsareverysenitivetodegredationbyUV,oxygenandhightemperatures.
ThereforethepolymersmusthavehighqualityandahighqualityUVstabilizersystem(includingeffectofheat).
HowcanthisqualitybeverifiedBymeansofaneffectiveandreliabletestmethodtakingintoaccountthespecialstructureoftherelevantpolymers!
.
ofi–SportsTechnology8ISSSTMVienna–Aging-BinderUltravioletandVisiblePartofSunlightWavelength[nm]SpectralirradianceVisiblelightUV-areaofi–SportsTechnology9ISSSTMVienna–Aging-BinderSpectralIrradianceofXenonArcLamps-Sunlight-FilteredXenonarcirradianceSpectralirradiance[W/m/nm]Wavelength[nm]ofi–SportsTechnology10ISSSTMVienna–Aging-BinderSpectralIrradianceofFluorescentUV-LampsSpectralirradiance[W/m/nm]Wavelength[nm]SunlightUVA-340UVB-313ofi–SportsTechnology11ISSSTMVienna–Aging-BinderPrincipleofUV-WeatheringDeviceofi–SportsTechnology12ISSSTMVienna–Aging-BinderEffectsofBrittlenessCausedbyOutdoorWeatheringPE-HDslab:9yearsexposedinviennaPP-Filmswithdifferentstabilizers.
Exposed450daysinVienna.
Start:SummerResultsoftensilestrengthtestsstressstrainofi–SportsTechnology13ISSSTMVienna–Aging-BinderArtificialAgingofPP-FibresinQUV-ChamberIST-KolitzusDirectexposureofseparatedfibresshoweddamage–asonsiteofi–SportsTechnology14ISSSTMVienna–Aging-BinderArtificialWeatheringofPolypropylenMaterials:ChangeofTensileStrength0510152025303540450285570850Durationofradiantexposure[h]Tensilestrength[MPa]Xenonarclamps,material1Fluorescentlamps,material1Xenonarclamps,material2Fluorescentlamps,material2Xenonarclamps,material3Fluorescentlamps,material3Xenonarclamps,material4Fluorescentlamps,material4ofi–SportsTechnology15ISSSTMVienna–Aging-BinderArtificialWeatheringofPolypropylenMaterials:ChangeofElongationatBreak0510152025303540450285570850Durationofradiantexposure[h]Tensilestrainatbreak[%]Xenonarclamps,material2Fluorescentlamps,material2Xenonarclamps,material3Fluorescentlamps,material3Xenonarclamps,material4Fluorescentlamps,material4ofi–SportsTechnology16ISSSTMVienna–Aging-BinderArtificialWeatheringofSyntheticTurf:AustrianTestMethodPreparingoffibresfortensiletestspecimens(ifnecessarygluedbetweenacrylicclamps)Artificialaging(7500MJ/m)accordingtoDIN53387(ISO4892-2)(ENISO4892-3)TensilestrengthtestsaccordingtoEN13864Requirementsforelongationatbreakandstrength:Retainedvalues≥50%(ofinitialvalues)(Colourfastness:≥3greyscale)ofi–SportsTechnology17ISSSTMVienna–Aging-BinderPTFERequirementsforthetestmethodconcerned:HighaccelerationbyartificialweatheringGoodcorrelationtooutdoorweatheringGoodquantifiableresultsofdamagesbyartificialweatheringCosteffectivenessPE-HDSpacefillingmodelofi–SportsTechnology18ISSSTMVienna–Aging-BinderWeatheringChamberFittedw/XenonArcLampsofi–SportsTechnology19ISSSTMVienna–Aging-BinderWhichlightsourceforartificialweatheringThemainproblemisagoodbalanceofAandB.
Theheart"ofeveryweatheringdeviceistheartificialsun"-mostsuccessfulexamples:Xenonarc*)UVfluorescentlamp*)CarbonarclampMetalhalideemitter.
Forplastics,thereissufficientexperiencewiththesetwo*)lightsourcesonly.
.
PA-6.
6Spacefillingmodelofi–SportsTechnology20ISSSTMVienna–Aging-BinderLabosport–internalstudyfortropicislandsCalorimetryStudyNr.
AppearanceForce(N)Losses(%)Meltingheat(°C)1Fibrillée53.
2-27.
6-0.
32Fibrillée42.
0-32.
7-0.
93Fibrillée26.
3-25.
60.
04Fibrillée34.
1-29.
4-0.
86Fibrillée26.
6-24.
3-0.
29bFibrillée7.
3-17.
3-0.
49aMonofil6.
0-43.
9-0.
95Monofil13.
8-58.
1-2.
77Monofil11.
1-57.
1-2.
88Monofil13.
9-72.
6-4.
510Monofil16.
4-75.
8-4.
2Fibersafterageing(UVBlamps)2500hoursForceatbreakinN(afterageing)lossesrelatedtotheforcebeforeageingMeltingpoint:differencebetweenthetemperatureafterandbeforeageingPolyethylenTensilestrengthCopolymerGoodcorrelationbetweentheresultsonsite(8month)andartificialaging

月神科技:香港CN2/洛杉矶CN2/华中电信高防vps,月付20元起

月神科技怎么样?月神科技是由江西月神科技有限公司运营的一家自营云产品的IDC服务商,提供香港安畅、香港沙田、美国CERA、华中电信等机房资源,月神科技有自己的用户群和拥有创宇认证,并且也有电商企业将业务架设在月神科技的平台上。目前,香港CN2云服务器、洛杉矶CN2云主机、华中电信高防vps,月付20元起。点击进入:月神科技官方网站地址月神科技vps优惠信息:香港安畅CN2-GIA低至20元核心:2...

npidc:9元/月,cn2线路(不限流量)云服务器,金盾+天机+傲盾防御CC攻击,美国/香港/韩国

npidc全称No Problem Network Co.,Limited(冇問題(香港)科技有限公司,今年4月注册的)正在搞云服务器和独立服务器促销,数据中心有香港、美国、韩国,走CN2+BGP线路无视高峰堵塞,而且不限制流量,支持自定义内存、CPU、硬盘、带宽等,采用金盾+天机+傲盾防御系统拦截CC攻击,非常适合建站等用途。活动链接:https://www.npidc.com/act.html...

青果云(59元/月)香港多线BGP云服务器 1核 1G

青果云香港CN2_GIA主机测评青果云香港多线BGP网络,接入电信CN2 GIA等优质链路,测试IP:45.251.136.1青果网络QG.NET是一家高效多云管理服务商,拥有工信部颁发的全网云计算/CDN/IDC/ISP/IP-VPN等多项资质,是CNNIC/APNIC联盟的成员之一。青果云香港CN2_GIA主机性能分享下面和大家分享下。官方网站:点击进入CPU内存系统盘数据盘宽带ip价格购买地...

pp点点通2004为你推荐
软银收购arm如果华为麒麟得不到ARMv9构架升级,性能势必会落后别人,该怎么办?腾讯空间首页怎么才能让自己QQ空间被腾讯推荐在QQ空间首页里面?视频制作软件哪个好我想学做视频跟作图,推荐下什么软件好莫代尔和纯棉哪个好请问莫代尔棉和纯莫代尔哪个更好?游戏加速器哪个好网游加速器那个好?三国游戏哪个好玩哪款三国游戏最好玩`!看书软件哪个好手机读书软件哪个好用?腾讯空间登录腾讯qq空间进入登陆个人QQ空间牡丹江教育云空间登录请问一下校园云空间的登录方式有哪些?q空间登录QQ空间经常提示要登录?
域名主机 电信服务器租赁 pw域名 godaddy优惠码 debian7 中国特价网 嘟牛 e蜗牛 域名转向 刀片服务器的优势 老左正传 域名接入 台湾谷歌 web服务器安全 流媒体加速 银盘服务是什么 超级服务器 双线机房 银盘服务 ebay注册 更多