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{{lowercase|title=d3o}}
'''d3o''' (dee-three-oh) is a [[dilatant]] material developed by the [[United Kingdom|British]] chemical engineering company d3o Lab. d3o Lab was founded by [[Richard Palmer (entrepreneur)|Richard Palmer]] and specializes in creating unique [[polymers]].

This lightweight material is very flexible and malleable, until subjected to abrupt force, making it useful in [[Personal protective equipment|protective clothing]] in situations where the wearer may be exposed to [[blunt trauma]].

The material has been used in the production of protective garments used by [[United States|US]] and [[Canadian]] [[skiers]] during the [[2006 Winter Olympic Games]].<ref>"[http://www.newscientisttech.com/channel/tech/dn8721-us-and-canadian-skiers-get-smart-armour.html, US and Canadian Skiers Get Smart Armour]"</ref>

==Properties==
*Density: 0.5 - 0.65 g/cm<sup>3</sup>
*Shear Hardness: 65 - 81 - "00"
*Melting Point: d3o is a thermosetting plastic
*Operating temperature range:   -55°C to 120°C
*Shelf life: Over 4 years
*Non-toxic
*Repeat washing: 40 washes at 40°C
*Tensile strength: 1Mpa according to the standard BS EN ISO 1798:2000

Source:<ref>http://www.d3olab.com/pdf/10mm.pdf</ref>

==Products using d3o==
Since 2005, d3o has been incorporated in several product ranges:

* Within the snowsports market, d3o has been used by [[Winter Olympic Games|Olympic]] GS in racing suits for the US and Canadian teams, outerwear in jackets and pants, base layers, and [[beanie]]s
* Football (soccer) shin guards and goalkeeping gloves have been developed by Sells Goalkeeper Products
* Integrated into [[motorcycle]] gloves for protection of the back of the hands and the knuckles
* Early building blocks of [[molecular armor]]
* d3o skins are available to protect the Apple iPhone and iPod Touch in silver and black.
* In the inner [[structure]] of the smart [[glove]]s
* In sixsixone bike protection evo equipment
* In Pointe d30 Juliet ballet shoe<ref>{{cite web |author = Capulet World |title = Pointe d30 Evolution Juliet product page |url = http://www.capuletworld.com/pointe_d3o_evolution.htm |accessdate=2009-08-28}}</ref>
* In the Cookie Ozone Skydiving helmet by Cookie Composites<ref>{{cite web |author= Cookie Composities |title=Ozone Helmet Product Page |url= http://www.cookiecomposites.com/shop/helmets/71/index.htm |accessdate=2009-08-28}}</ref>
* Musto Recoil Shield - a game or clay shooting shoulder pad that provides protection from a recoiling gun
* In the Head Youtek racquets
* Gunn & Moore Cricket Batting Protection (Batting pads, and batting gloves)<ref>{{cite web |author= Pro4Sport |title=Pro4Sport Ltd - d3o Protection |url= http://www.pro4sport.co.uk/cricket/shopdisplayproducts.asp?id=1977 |accessdate=2010-01-14}}</ref>
* Lacrosse Gear- Kyle Harrison's K18 Line
* Protective Baseball gear by All-Star Sports

==Awards==
* [[JPMS]] Product of the Year [[2007]]
* SnowPress Innovation Award 2007
* ISPO Boardsports Award 2007.

==See also==
* [[Non-Newtonian fluid]]

==References==
<references/>

== External links ==
* {{official|http://www.d3o.com}}
* [http://www.azom.com/details.asp?ArticleID=2555 "d3o Create Intelligent Material for Use in Protective Clothing"]
* [http://www.breitbart.tv/?p=6322 "d3o video demonstration"]
* [http://www.capuletworld.com/pointe_d3o_evolution.htm "Pointe d30 Evolution ballet shoe"]
* [http://www.physics.org/featuredetail.asp?NewsId=35 "Shock factor"]
* [http://www.businessweek.com/innovate/content/oct2006/id20061013_166852.htm?campaign_id=bier_innomb Business Week Article]

[[Category:Materials]]
[[Category:Non-Newtonian fluids]]


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