Absorbent for lower aldehydes
AssigneeTakeda Chemical Industries, Ltd.
InventorsYoshio Tsutsumi, Kazumi Matsuura, Katsuya Noguchi
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Abstract
The present invention relates to adsorbents for lower aldehydes which comprises a saturated cyclic secondary amine and a porous carrier therefor. The adsorbent according can eliminate lower aldehydes efficiently at ordinary temperature over a long period and, furthermore, is inexpensive. And the adsorbents, wherein a halogenide of alkali metal or alkaline earth metal is further supported on the porous carrier, have an excellent heat resistance.
Claims12
An adsorbent for lower aldehyde which comprises a saturated cyclic secondary amine and a halogenide of an alkali metal or alkaline earth metal supported on a porous carrier.
Dependencies are inferred from the claim text.