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Self Cleaning Coatings

Posted October 02, 2007 8:28 AM

Coatings that self clean surfaces are being developed for commercial applications. Australian researchers have developed new particles that absorb UV light, creating oxidizing properties stronger than commercial bleach. When applied to surfaces, these coatings create a self-cleaning, germ-free environment. While very useful in hospitals, will widespread use of high tech materials create unforeseen environmental problems?

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Anonymous Poster
#1

Re: Self Cleaning Coatings

10/03/2007 2:07 PM

Titanium dopant is used in architectural glass now. Self cleaning windows on high rise buildings.

Ti →UV generates hydroxyl compounds that mineralize organics. Next rainfall all of the residue just washes away.

research photocatalysis and Ti doped glass.

The trick is that you need UV light for this process to work. Either full spectrum sunlight (cheap way), or UV energy source.

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Join Date: Apr 2007
Posts: 2
#2
In reply to #1

Re: Self Cleaning Coatings

10/31/2007 11:15 AM

These photocatalytic systems were developed by TOTO Frontier Research Ltd. TFR offers the technology and finished coatings systems for a variety of surfaces and building materials. Information can be obtained by contacting Tetsuya Fukushima at :

tetsuyua.fukushima@toto.co.jp

Chuck Lippincott at :

celcons@earthlink.net

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