发明名称 |
MICROCAPSULAS,METODO PARA SUA PRODUCAO,METODO DE ENCAPSULACAO DE UMA SUBSTANCIA ATIVA VOLATIL,PELOTA OU GRANULO DE FERTILIZANTE E METODO DE APLICACAO DE UMA SUBSTANCIA ATIVA |
摘要 |
Dump release microcapsules are formed of a water-reswellable gel having dispersed therein a sorbtive filler material having a median particle size of not more than 1 micron, such as fumed or precipitated silica. The filler material has an active substance absorbed therein and/or adsorbed thereon. The active material can be 2-chloro-6-(trichloromethyl) pyridine and the gel formed from crosslinked lignin or a lignosulphonate. |
申请公布号 |
BR8404697(A) |
申请公布日期 |
1985.08.13 |
申请号 |
BR19848404697 |
申请日期 |
1984.09.19 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
GEOFFREY WILLIAM SMITH |
分类号 |
B01J13/02;A01N25/28;(IPC1-7):B01J13/02;B01J2/08 |
主分类号 |
B01J13/02 |
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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