| 摘要 |
<p>A method for manufacturing a powder composition the method comprising producing a pre-mix of powder and particulate material and then wetting the pre-mix a wetting agent to facilitate coating of the particulate material with powder. The wetting agnet comprises a carboxy compound, such as a co-polymer of acrylic acid maleic anhydride sodium salt. Powder compositions produced according to the methodology are also provided.</p> |
