thyssenkrupp Fertilizer Technology GmbH;thyssenkrupp AG
发明人:
POTTHOFF, Matthias,KRAWCZYK, Thomas,FRANZRAHE, Harald,VANMARCKE, Luc Albert
申请号：
EP20160819878
公开号：
EP3380446(A1)
申请日:
2016.12.17
申请国别(地区):
欧洲专利局
年份:
2018
代理人:
摘要：
The invention relates to a particulate composition comprising (i) urea; and an additive comprising one or both of components (ii) and (iii): (ii) combination of at least one polymer or oligomer containing amino groups and at least one functionalized polyvinyl compound; (iii) at least one aliphatic C2- C8 dialdehyde; and an additional material comprising one or more components (iv) to (vi): (iv) sulfur; (v) ammonium sulfate; (vi) at least one trace element; where the proportion by weight of component (i) is > 10% by weight and the proportion by weight of the sum total of components (ii) and (iii) in the composition is < 1% by weight, to the use of this additive for production of the particulate, urea-containing composition, and to the process and the apparatuses for production of the composition and the use thereof as a fertilizer.
