Abstract
Shell International Chemical Co. has launched a drive to find new applications for its C 5 olefin-based acids and derivatives. The company has just dedicated a $25 million specialty acids unit at Pernis, the Netherlands. The new plant, located next to the company's existing olefin acids unit, produces a range of specialty acids using the Koch process for preparing tertiary monocarboxylic acids in the presence of strong acid catalysts, under high carbon monoxide pressure and high temperatures. It is part of a major refurbishing effort to upgrade and expand the Pernis site. Shell's existing facility produces mostly C 9 , C 10 , and C 11 acids and derivatives. However, according to Shell marketers, demand is growing for C 5 to C 7 acids, to the point that a separate unit is needed. The capacity of the new plant is about 22 million lb per year. Principal product is pivalic acid-2,2-dimethyl propanoic acid. Moreover, the company is planning a kilogram-scale experimental unit at ...
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