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US 2004/0000524 A1Published application
Device and method of use for aldehyde removal
OwnerPeter Zhu, Xiaolan Chen +1inventors
InventorsPeter Zhu, Xiaolan Chen, Charles G. Roberts
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Abstract
Methods and a device for removing aldehydes from a waste stream are disclosed. In a preferred embodiment, the device provides for and the method uses a chemical or an aminated surface having primary amine functionality resulting from the amination of a support material such as silica.
Claims31
A method for removing aldehydes from a waste stream comprising the step of:
- a) contacting the waste stream containing the aldehyde with a solid primary amine thereby binding the aldehyde to the solid primary amine.
A device for removing aldehydes from a waste stream comprising:
- a) a container with an inlet and an outlet;
- and
- b) a source of solid primary amine enclosed within the container, wherein the solid primary amine neutralizes and removes the aldehyde from the waste stream.
Dependencies are inferred from the claim text.