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World-wide hundreds of patents covering silicon in agrochemicals are available. Some patents are related to new silicon compounds. Other patents concern new silicon formulations, new fertiliser compositions, new methods of silicon fertiliser production or silicon in crop protection. Patent literature is a unique source of information, because it reflects the search of scientists and companies for new silicon fertilisers. A handful examples of new patent publications covering silicon in agrochemicals have been listed below. Beneficial nutrients news frequently publishes analyses and quick scans of the relevant patent literature (see below). Silicon nutrition also informs about other beneficial nutrients like nickel, selenium, titanium and rare earth elements.
New patent publications (examples)
• Aqueous solution of non-colloidal silicic acid and boric acid AT361267T, DE60313610D etcetera
• NPK composite fertilizer and preparing method thereof CN1923766
• Organic silicate fertilizer JP2007039253
• Aqueous parasticidal suspension US20070037706
• Composition for combating/repelling insects, birds, dirts and parasites EP1667527
Silicon patent overviews in Beneficial nutrients news:
• July 2005
• May 2006
• September 2006
• December 2006
• November 2007
Recent patent publications regarding the formulation of fertilisers and pesticides can be viewed at the patent alert service and searcheable database of SURfaPLUS.
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