Article - 14 Mar 2006
This article demonstrates that it is possible to overcome the problem of low activity of grafted zirconocene catalysts by the previous chemical modification of the silica surface with SnCl4.
Article - 20 May 2005
The name stainless steel covers a variety of corrosion resistant steels. This results in hundreds of different grades of stainless steel that are covered by a range of national and international...
Article - 17 May 2005
Aluminium is the world¡¯s most abundant metal. The versatility of aluminium makes it the most widely used metal after steel. The specifications, properties, classifications and class details are...
Article - 26 Jun 2003
Vectra B is a liquid crystal polyester/amide copolymer. It is a high performance thermoplastics deriving properties from its liquid crystalline nature. Morphology and processing are covered as are...
Article - 12 Jun 2003
Vectra liquid crystal polyesters are a group of high performance thermoplastics deriving properties from their liquid crystalline nature. Morphology and processing are covered as are mechanical,...
Article - 8 Oct 2002
The design and performance parameters of ceramic materials in dental restorations are reviewed. Systems such as feldspathic porcelains, leucite systems, castable glasses, alumina-based systems and...
Article - 15 Aug 2002
In this article, we make a comparison between thermal spraying and hard chrome plating as industry solutions.
Article - 31 Oct 2001
Vinyl flooring is incredibly practical and versatile being used in domestic and commercial applications. It can cope with high traffic and hospital conditions.
Article - 4 Sep 2001
These are a form of cast iron that have variable properties dependent on the microstructure. The microstructure can be altered via heat treatments. In general these materials have low tensile...
Article - 23 Aug 2001
The use of abradable coatings has enabled increased efficiency gas turbine engines by reducing the clearances between fan and shroud and increasing the operating temperature. They can be applied to...