18
nanotimes
10-02 :: February 2010
Companies
Facts
chroma enable the creation of novel designs in the Compared with the existing product Baytubes
®
C
orange to red shade area. This innovative pigment 150 P, the CNTs with the trade name Baytubes
®
C
is based on iron-oxide-coated aluminum platelets 70 P are characterized by improved dispersibility,
of the thin silver dollar type, which have very fine making them highly suited to use in mechanically
particle size distribution. The resulting flawless brilli- sensitive polymers. Furthermore, economic advan-
ance – together with ultra-high chroma and lightness tages can result from the shorter times required to
as well as excellent hiding power – offers scope for disperse the nanotube agglomerates in water and
fascinating styling options. With its pronounced flop other low-viscosity liquids.
characteristics (light/dark contrast) and strong sparkle,
the product allows subtle variations in coatings de- “This new trial product is our response to inquiries
sign. Paliocrom
®
Brilliant Orange L 2850 is suitable from our customers, who are looking for better dis-
for both solvent- and water-based systems. persibility from the Baytubes
®
agglomerates. The new
product is more easily incorporated than Baytubes
®

F
urthermore, BASF Venture Capital GmbH, Lud- C 150 P, as reflected by its greatly reduced bulk
wigshafen, is investing in Quantiam Technologies density of just 45 to 95 kilograms per cubic meter.
Inc., Edmonton, Canada. The company develops Therefore, Baytubes
®
C 70 P are ideal for direct
and markets functional coatings for extreme opera- incorporation in mechanically sensitive thermopla-
ting environments such as petrochemicals industry stics,” explains Dr. Heiko Hocke, a carbon nanotubes
applications. The heat-resistant products help pre- specialist at Bayer MaterialScience. “With regard to
vent erosion and corrosion and are based on novel their other properties, the two Baytubes
®
grades are
coatings, surfaces and catalysts. A major focus of virtually the same.” Multi-wall carbon nanotubes,
the investment will be catalytic surface coatings, in with their very large length-to-diameter ratio, display
particular for steam cracker furnace tubes, known as very high tensile strength and exceptional electrical
catalyzed-assisted manufacture of olefins or CAMOL. and thermal conductivity.
Applied on internal surfaces, the coatings reduce
carbon formation and hence cut maintenance times, Furthermore BMS showed the two conductive inks
energy expenditure and CO
2
emissions. Rationale: BayInk
®
TP S and BayInk
®
TP CNT, which have
carbon deposits clog the tubes over time and act as been developed primarily for use in the growing
insulators, necessitating higher process temperatures “printed electronics” market. The excellent pro-
on a permanent basis. perties of the new aqueous products are the result

http://www.basf.com of adding nanoparticles. BayInk
®
TP CNT contains

http://www.basf-vc.de Baytubes
®
carbon nanotubes (CNTs). This eco-

http://www.quantiam.com friendly ink enables production of switches and other
electronic elements using virtually all current printing
B
ayer MaterialScience (Bayer: BAYZF) introduced processes – from inkjet and gravure printing to screen
a new grade of carbon nanotubes (CNTs) at printing – with conductivities up to 5,000 S/m. This
the Nanotech trade show in Tokyo end of February. completely removes the need for resintering, which
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