| 发明名称 |
Controlled release fertilizer having improved mechanical handling durability and method for production thereof |
| 摘要 |
A controlled release fertilizer material comprising a particulate plant nutrient surrounded by a protective coating comprising at least one substantially homogeneous layer of a urethane-containing compound and a filler(s). An organic additive(s) may or may not be present.
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| 申请公布号 |
US2004016276(A1) |
申请公布日期 |
2004.01.29 |
| 申请号 |
US20020205490 |
申请日期 |
2002.07.26 |
| 申请人 |
|
发明人 |
WYNNYK NICK P.;STELMACK EUGENE G.;BABIAK NICOLETTE M.;CARSTENS LESLIE L.;EASTHAM J. DAVID;XING BAOZHONG |
| 分类号 |
C05G3/00;C05G5/00;C08G18/36;(IPC1-7):C05G5/00 |
主分类号 |
C05G3/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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