Water absorbent material, dehumidification device, and dehumidification method
US10265656B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Aug 27, 2015 |
| Grant date | Apr 23, 2019 |
| Priority date | — |
| Expiry date | Nov 10, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2259/404
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A moisture absorbing material (i) having has (a) a first state in which the moisture absorbing material is capable of absorbing moisture, and (b) a second state in which the moisture absorbing material releases the moisture absorbed in the first state, and (ii) has a property of changing from the first state to the second state in response to an external stimulus and returning from the second state to the first state when the external stimulus disappears, the moisture absorbing material includes: first through fourth moisture absorbing bodies which have respective different stimulus response levels and are provided in order of stimulus response level so as to be in contact with one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.