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Research on Microchannel of PMMA Microfluidic Chip under Various Injection Molding Parameters

資料類(lèi)型：

PDF文件

關(guān)鍵詞：

microfluidic chip micro-injection mold microchannel PMMA

資料大小：

588K

所屬學(xué)科：

分子表征

來(lái)源：

2009高分子材料先進(jìn)制造業(yè)（青島）國(guó)際論壇（8.19-8.21，青島）

簡(jiǎn)介：

Microfluidicchiphasbrightapplicationprospectinthefieldofchemicalandbiologicalanalysis.PMMAisthebestmaterialformicrofluidicchipfabricationbecauseofitslowcost,prominentelectrochemicalpropertiesandbiologicalcompatibility.Inthiswork,atriple-channelmicrofluidicchipwasdesigned;anickelmoldinsertwithmicrostructurewasfabricatedbyUV-LIGAtechnology,andthentheinjectionmoldwasdesignedandfabricated.Thechangeincross-sectiondimensionsofmicrochannelwaschosenasevaluatingindicator,andmicro-injectionmoldingexperimentswerecarriedout.Thentheinfluenceofprocessparametersoncrosssectiondimensionsofmicrochannelwasobservedwithmicroscope.Experimentresultsdemonstratedthatsubstrateandcoverplatecouldbemanufacturedinasingleinjectionmoldingprocessby"1+1"typemold,andthemanufacturingcyclewasreducedtolessthan20s,soproductionefficiencywasgreatlyenhanced.Bestcombinationofprocessparameterswasobtainedwhenmoldtemperaturewas80℃,melttemperaturewas250℃andinjectionratewas297mm/s.Thereby,highqualitysubstrateandcoverplatecouldbemanufacturedefficiently.

作者：

Bingyan Jianga, Yao Liub, Chunpeng Chuc, Qingjun Qiu

上傳時(shí)間：

2009-11-06 11:36:42

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Jimmy5007 2010-03-15 10:42:08

exactly what i want

lgylovemgs 2010-03-14 14:57:12

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