| 发明名称 |
COMPOSITIONS FOR CONTROLLED RELEASE |
| 摘要 |
The present invention relates to biodegradable chemical compositions wherein core substrates, particularly oil well chemicals, are adsorbed onto particulate starch, particularly granular starch, providing a stable, controlled release formulation suitable for use in oil field applications. The invention further relates to the process of preparing obtaining these compositions.
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| 申请公布号 |
CA2397043(A1) |
申请公布日期 |
2003.02.07 |
| 申请号 |
CA20022397043 |
申请日期 |
2002.08.07 |
| 申请人 |
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION |
发明人 |
CROSSMAN, MARTIN C.;SOLAREK, DANIEL B.;ROSIE, JAMES A. |
| 分类号 |
C08L3/00;C08L3/02;C08L3/06;C09K8/536;C09K8/70;C09K8/92;(IPC1-7):C09K7/02 |
主分类号 |
C08L3/00 |
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