发明名称 NON-BLOCKING POLYMERIC PARTICLES AND METHOD AND APPARATUS FOR PREPARING THEM
摘要 <p>To provide superior anti-agglomeration, or tackiness-reducing, properties, one aspect of the invention is directed to coated polymeric particles, with each of the coated particles comprised of a polymeric substrate particle and a block-reducing coating on the surface of the substrate particle. The coating includes polymeric coating particles which advantageously may be in the form of a micro-fine powder. Also disclosed herein is a process for applying the polymeric coating particles onto the polymeric substrate particles, as well as equipment which is especially useful in producing the coated polymeric particles.</p>
申请公布号 WO2000049071(A2) 申请公布日期 2000.08.24
申请号 US2000004067 申请日期 2000.02.17
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