納米二氧化鈦用于織物的抗菌整理.pdf

1、天津工業(yè)大學碩士學位論文納米二氧化鈦用于織物的抗菌整理姓名：張正君申請學位級別：碩士專業(yè)：應用化學指導教師：鄧寶祥20080101天津工業(yè)大學05級碩士學位論文ABSTRACTInrecentyears，withtherapiddevelopmentofindustryandenhancementofpeople’Slivingstandards，people’Shygienicconsciousnessenhancesfurthera

2、ndtheantibacterialtextilesreceivemoreandmoreconsumersaffectionPeoplehaveconductedthoroughresearchtothenanoTi02，thendiscoveredthenanoTi02hastheoutstandingantibacterialactivityMoreoveritisnon—toxic，harmlesstohumanbodythere

3、foreitwaswidelyappliedintheantimicrobialfinishingoftextileThisarticlemainlystudiedtheantibacterialactivityofthefabricswhichtreatedbynano—Ti02，introducedtheprocessofapplyingthenanoTi02tofabricsbymeansofdip—padmethodandcha

4、racterizedthenano—Ti02ComparedseveralcommonantibacterialtestmethodsandchoosedtheAbsorptionMethodwhichthebestforthetestTheeffectsofthefinishingagentconcentration，thebacteriaspeciesandthereactiontimeontheimpactsoftheantiba

5、cterialactivityofnano—Ti02werestudiedTestedtheantibacterialactivityofthefabricswhichtreatedbydifferentfmishingageuts(chitosan、chitosanandthenanoTi02crossinglinking)，andtheantibacterialactivityofdifferentfabrics(wool、acry

6、lic)whichtreatedbynanoTi02Theexperimentshowedthatthellano—Ti02treatedfabricshavegoodantibacterialactivityagainsttoEscherichiacoli、BacillussubtilisandStaphylococcusaureus，allthepercentsreductionofbacteriawereabove80％Thean

7、tibacterialactivityofthetreatedfabricsofcrosslinkingagentbetterthanchitosanThetreatedfabricshavegoodhandandpermeabilitytowatervapourandairafter15timesstandardwashing，thepercentreductionofbacteriaofthefiberWasabove80％Ther