| 摘要 |
<p>The invention concerns a composition comprising at least a non-polymeric crystalline salt and a solvent medium formed by one or several organic solvent(s) and, optionally water: (1) the non-polymeric crystalline salt having a solubility at 20 °C, in absolute ethanol or in all solvents or mixtures of solvents having Hansen parameters whereof the dispersing constituent δd is less than 18 Mpa0.5, whereof the polar constituent δ¿p? is less than 15 Mpa?0.5¿ and whereof the hydrogen constituent δ¿h? is less than 27 Mpa?0.5¿, higher than 20 grams per litre; a solubility in water at 20 °C, less than 1000 grams per litre; (2) the organic solvent(s) being present in the solvent medium in a proportion higher than 50 % relative to the total weight of the solvent medium.</p> |
