发明名称 |
POLYMER COATED FERTILIZER COMPOSITIONS AND METHODS OF MAKING THEREOF |
摘要 |
The present invention provides a controlled release, solid fertilizer composition comprising a water-soluble central substrate and at least three layers of a water insoluble coating formed by reacting a polyisocyanate and a polyol and further comprising a coating of an organic wax. The present invention provides a better release profile in relation to the amount of coating materials applied than known fertilizers. Preparation systems and processes are also provided. |
申请公布号 |
US2015376077(A1) |
申请公布日期 |
2015.12.31 |
申请号 |
US201514716434 |
申请日期 |
2015.05.19 |
申请人 |
Koch Biological Solutions, LLC |
发明人 |
BARR DOUGLAS;Freeman Stanley;Kanagalingam Sabesh |
分类号 |
C05G3/00;C05C9/00 |
主分类号 |
C05G3/00 |
代理机构 |
|
代理人 |
|
主权项 |
1. A solid fertilizer composition comprising:
(a) at least one plant fertilizer compound in solid form; (b) at least 3 layers of a polyurethane coating which is a reaction product of: i: a polyisocyanate, and ii: a polyol; and (c) a coating comprising a wax. |
地址 |
Wichita KS US |