EMULSION POLYMER COATING AGENT, COATED CONTROLLED-RELEASE FERTILIZER AND PREPARATION THEREOF
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机译:乳液聚合物包衣剂,包衣的控释肥料及其制备
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摘要
The present invention relates to a polymer emulsion coating agent, a coating controlled-release fertilizer containing said coating agent, and the method for producing the same. The polymer emulsion coating agent of present invention contains alkyd resin prepolymer with neutralization. The present invention also relates to a coating controlled-release fertilizer, which comprises a fertilizer core and a coating applied thereon, wherein said coating comprises the polymer film containing the polymer emulsion coating agent and optionally the inorganic layer containing inorganic powder outside of the polymer film.
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