基本信息
| 出生地 | Jiangsu China (Mainland) |
|---|---|
| 牌子的名字 | Kingfisher |
Masterbatchisaconcentratedmixtureofpigmentsand/oradditivesencapsulatedduringaheatprocessintoacarrierresinwhichisthencooledandcutintoagranularshape. Masterbatchallowstheprocessortocolourrawpolymereconomicallyduringtheplasticsmanufacturingprocess. Therearetwopolymerresinstobeconsidered: CarrierResin, theresininwhichthepigmentsand/oradditivesarecarriedandwhichformsthemasterbatch; DilutionResin,thisisthepolymerorpolymerswhichmakeupthebulkoftheplasticprocessor'sfinishedproduct. Therearethreemaintypesofcolourant: InorganicPigments, thistypeofpigmentismanufacturedfromnaturalrawmaterialsandincludesfundamentaltypessuchastitaniumdioxide,ironoxidesandultramarineblue.Howevermanyarenotsuitableforsomeapplicationssuchaspackagingduetotheirtoxicity.Pigmentsinthiscategoryincludeleadchromiumandcadmium; Organicpigmentsystemsaresynthesisedandtendtohavelowerheatstabilitythaninorganics.Oneofthebigadvantagesofthistypeofpigmentsystemisthattheyarenormallynon-toxicandconformtolegislationrelatingtofoodcontactandsafety. Dyestuffs Theseareman- madesolubledyes,whichareusedextensivelyinfibrecolouring,forexample. Theirgeneraluseislimitedduetotheirincompatibilitywithpolyolefins,buttheycanbeveryeffectiveinstyrenicsandengineeringpolymers.Dyestuffshavegoodcolouringstrength,butcanbeexpensive. Theadditives typesinclude: PerformanceAdditives: Toenhancetheperformanceoftheendproduct; ProcessingAdditives: Toaidtheefficiencyofmanufacture.
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