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ID:39774718
大小:1.79 MB
页数:16页
时间:2019-07-11
《L-RI1_EN rheological additives》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、SubstanceforSuccess.TechnicalInformationL-RI1RheologyAdditivesTechnicalInformationL-RI1RheologyAdditivesContentRheologyofCoatingsPage2-4LiquidRheologyAdditivesforThixotropicFlowBehaviorPage5-7LiquidRheologyAdditivesforPseudoplasticFlowBehaviorPage8-10BYK-405,theT
2、hixotropyBoosterPage11WaxAdditivesforRheologyControlPage12-13ProducingPerfectOrganoClayGelsPage14-15RheologyofCoatingsSettlingFlowbehaviorisoneofthemoreThesewettinganddispersingadditivesareimportantcharacteristicsofaliquidprimarilyusedforpigmentstabilization,coat
3、ing.Toagreatextent,flowbehaviorwheretheirrheologicalimpactisadeterminesthehandlingandapplicationdesirablesideeffect(seeTechnicalpropertiesofthecoating.InformationL-WI1,WettingandDispersingAdditives).Akeyfactorindescribingflowbehaviorisviscosity.However,formostcoat
4、-RheologyAdditivesingsystems,viscosityisnotaconstant.Consequently,specialrheologicalItisdependentonavarietyofparame-additivesarerequiredforoptimumters.Inadditiontoitsdependenceonadjustmentofrheologicalproperties.Intemperature,anotherprimaryparametermostcases,thes
5、eadditivesareusedtoisthecoating’sresponsetomechanicalimproveanti-settlingpropertiesduringstress,asthiscaninfluenceapplicationstorageandsagresistanceduringfigure1properties.Rheologyisthecomplexapplication.Inaddition,improvedflowinterrelationshipbetweenviscosityandbe
6、haviorcontrolstheuniformorientationSaggingshearforces.ofspecialeffectpigments(aluminumandpearlescentpigments)aswellasTherheologyofacoatingsystemismattingagentsandsuchfactorsasthedeterminedprimarilyby:imagesharpnessinprintinginks.Numerousproductsdesignedtocontrol•
7、binder(chemistry,molecularweight)rheologyofcoatingsystemsarealready•solventcontentandresinsolubilityonthemarket.Theirmechanismsare•pigmentationlevelessentiallythesame.Intheliquidphase,theseadditivesformthree-dimensionalItcanalsobeinfluencedbywettingnetworks(typica
8、llybyhydrogenanddispersingadditives.Deflocculatingbonding).Theselatticestructuresadditives(e.g.DISPERBYK-163,aretemporarilydestroyedbyshear,DISPERBYK-110)reduce
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