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CLOMAZONE COMPOSITION, ITS PREPARATION AND USE THEREOF
专利权人:
JIANGSU ROTAM CHEMISTRY CO.; LTD
发明人:
BRISTOW, James Timothy,WU, Yifan
申请号:
EP15769881
公开号:
EP3122184A4
申请日:
2015.03.05
申请国别(地区):
EP
年份:
2017
代理人:
摘要:
A composition comprises an active ingredient contained within a microcapsule having a shell comprises a urea-formaldehyde resin. Preferably the active ingredient is clomazone and the composition is a herbicidal composition. Also claimed is a method of preparing a microencapsulated composition comprising an encapsulated active ingredient, the method comprises preparing a urea-formaldehyde prepolymer by the reaction of urea and formaldehyde dispersing the active ingredient and a water insoluble liquid carrier in an aqueous phase to form an emulsion and adding the urea-formaldehyde prepolymer to the emulsion and allowing the components thereof to react to form microcapsule walls at the interface of the dispersed organic phase and the aqueous phase, so as to encapsulate the organic phase.
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中国工程科技知识中心
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