发明名称 |
Method of improving the crushing strength, impact resistance and compressibility of urea, and urea composition |
摘要 |
A method of improving the crushing strength, impact resistance and the compressibility of urea granules by the addition of a compound to the molten urea, wherein the compound comprises both a polyvinyl compound and an organic molecule consisting of 1-10 carbon atoms and 1-10 polar organic groups. |
申请公布号 |
US8084642(B2) |
申请公布日期 |
2011.12.27 |
申请号 |
US20030574815 |
申请日期 |
2003.10.06 |
申请人 |
BIJPOST ERIK;VANMARCKE LUC;VAN DER HOEVEN JOHN;VAN BELZEN RUUD;YARA INTERNATIONAL ASA |
发明人 |
BIJPOST ERIK;VANMARCKE LUC;VAN DER HOEVEN JOHN;VAN BELZEN RUUD |
分类号 |
C07C273/02;C05C9/00;C07C211/00 |
主分类号 |
C07C273/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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