초록

A sorbent system includes a porous polymer support and a sorbent within the porous polymer support. For example, the sorbent includes a tertiary amine, such as triethanolamine.

대표청구항 ▼

What is claimed is: 1. A sorbent system comprising: a porous polymer support having an average pore radius of about 10-25 nanometers; and a sorbent within the porous polymer support, the sorbent including a tertiary amine present in the porous polymer support in an amount of about 0.7 to 1.0 wt/wt

What is claimed is: 1. A sorbent system comprising: a porous polymer support having an average pore radius of about 10-25 nanometers; and a sorbent within the porous polymer support, the sorbent including a tertiary amine present in the porous polymer support in an amount of about 0.7 to 1.0 wt/wt of the support. 2. The sorbent system as recited in claim 1, wherein the porous polymer support comprises polymethylmethacrylate. 3. The sorbent system as recited in claim 1, wherein the porous polymer support comprises a pore volume of about 0.25 to 0.40 cm3/cm3. 4. The sorbent system as recited in claim 1, wherein the porous polymer support comprises a total surface area including pores of about 400 to 1000 m2/g. 5. The sorbent system as recited in claim 1, wherein the tertiary amine comprises triethanolamine. 6. The sorbent system as recited in claim 1, wherein the sorbent consists essentially of the tertiary amine. 7. The sorbent system as recited in claim 1, wherein the porous polymer support comprises a plurality of pellets within a sorbent bed. 8. A sorbent system comprising: a porous polymer support having an average pore radius of about 10-25 nanometers; and a sorbent within the porous polymer support, the sorbent having a regeneration temperature of less than 140° F. and wherein the sorbent is present within the porous polymer support in an amount of about 0.7 to 1.0 wt/wt of the support. 9. The sorbent system as recited in claim 8, wherein the regeneration temperature is about 122° F. 10. The sorbent system as recited in claim 8, wherein the sorbent comprises a tertiary amine. 11. The sorbent system as recited in claim 10, wherein the tertiary amine comprises triethanolamine. 12. A method of regenerating a sorbent system having a porous polymer support and a sorbent within the porous polymer support having adsorbed water, the method comprising: a. desorbing substantially all of the water from the sorbent at a regeneration temperature that is less than 140° F., wherein the porous polymer support comprises pores having an average pore radius of about 10-25 nanometers and the sorbent is present in the porous polymer support in an amount of about 0.7 to 1.0 wt/wt of the support. 13. The method as recited in claim 12, wherein the regeneration temperature is about 122° F. 14. The method as recited in claim 13, further comprising reducing a water vapor partial pressure to a pressure that is less than ambient relative humidity to desorb substantially all of the water from the sorbent.