Self Cleaning ClothesSelf Cleaning ClothesBryce SauserBryce Sauser

What am I talking What am I talking about?about? Coated fibers with Titanium Coated fibers with Titanium

Dioxide nanocrystals(Dioxide nanocrystals(TiO2)) Materials wool, silk, and hemp are Materials wool, silk, and hemp are

coated with coated with TiO2 They will break down food and They will break down food and

dirt in sunlightdirt in sunlight Examples: food, grime and even Examples: food, grime and even

red winered wine

How it works?How it works? The fibers in the materials have The fibers in the materials have

Keratin witch don’t attract any Keratin witch don’t attract any groups.groups.

They add carboxylic group to They add carboxylic group to attract the TiO2. attract the TiO2.

Then dip the material in TiO2Then dip the material in TiO2 Now the material will decompose Now the material will decompose

food and dirt with sunlight. But is food and dirt with sunlight. But is harmless to us and the materialharmless to us and the material

TiO2TiO2

WithoutWithout TiO2TiO2

Hemp with TiO2Hemp with TiO2

Wool with TiO2Wool with TiO2

Other UsesOther Uses

It can destroy bacteria in the It can destroy bacteria in the presence of sunlightpresence of sunlight

Has been used in solar panelsHas been used in solar panels Would like to use it in hospitals Would like to use it in hospitals

and other medical settingsand other medical settings

ReferencesReferences

http://www.technologyreview.comhttp://www.technologyreview.com/Nanotech/20306//Nanotech/20306/

http://pubs.acs.org/cgi-bin/http://pubs.acs.org/cgi-bin/article.cgi/cmatex/2008/20/i04/article.cgi/cmatex/2008/20/i04/pdf/cm702661k.pdfpdf/cm702661k.pdf