| 摘要 |
2136186 9320931 PCTABS00027 Particles of water soluble polymers such as poly(olefin oxides) are formulated to readily dissolve without agglomerating by associating polymer particles with particles of gas producing compounds, suitably a bicarbonate and an acid salt, which are non-reactive to the polymer but produce gas when wetted with water whereby the generated gas maintains polymer particles in separation as the particles dissolve.
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