| 摘要 |
The present invention relates to a process for the preparation of cross-linked polyallylamines or pharmaceutically acceptable salts thereof. The invention further relates to a process for the preparation of Sevelamer or pharmaceutically acceptable salts thereof, preferably hydrochloride or carbonate salts, used in the treatment of hyperphosphatemia, and having good flowability, low porosity and/or a swelling index of between 7 and 9.
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