Carbon black, a process for preparation thereof and use thereof
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United States of America Patent
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Apr 16, 2013
Grant Date -
Mar 31, 2011
app pub date -
Sep 16, 2010
filing date -
Sep 28, 2009
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Abstract
Carbon black with a content of polycyclic aromatic hydrocarbons measured by the 22 PAH method of less than 5 ppm and an STSA surface area of <90 m2/g. The carbon black is prepared by treating the starting carbon black with electromagnetic radiation. The carbon black can be used in rubber, plastics, printing inks, liquid inks, inkjet inks, toners, coating materials, paints, adhesives, batteries, pastes, paper, fuel cells, bitumen, concrete and other building materials.
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