The invention relates to a silicone impregnated Se anion and the ionic liquid catalyst preparation methods and application.
本发明涉及一种硅胶担载含硒阴离子的离子液体催化剂及其制备方法和应 用。
The property of the polyurethane can be regulated by introducing the ionic liquid through simple anion exchange of the ionic liquid.
而且，通过离子液体简单的阴离子交换方法，离子液体的引入能调控聚氨酯性能。
The extract was decolored and desalted by using anion and cation exchange resin. The desalted liquid was filtered with an ultrafilter membrane.
用阴阳离子交换柱去除杂质，同时起到一定的脱色作用，进而运用超滤进行澄清。
The extract was decolored and desalted by using anion and cation exchange resin. The desalted liquid was filtered with an ultrafilter membrane.
用阴阳离子交换柱去除杂质，同时起到一定的脱色作用，进而运用超滤进行澄清。
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