Title:
AIR FILTERS COMPRISING POLYMERIC SORBENTS FOR REACTIVE GASES
Document Type and Number:
WIPO Patent Application WO/2017/160646
Kind Code:
A3
Abstract:
An air filter including a filter support that supports polymeric sorbent particles. The polymeric sorbent is the reaction product of a divinylbenzene/maleic anhydride precursor polymeric material with a nitrogen-containing compound. The air filter may be used for capturing e.g. reactive gases.
Inventors:
MAANUM DEREK M (US)
WENDLAND MICHAEL S (US)
KOBE MICHAEL W (US)
GROTH AUSTIN D (US)
RAKOW NEAL A (US)
WENDLAND MICHAEL S (US)
KOBE MICHAEL W (US)
GROTH AUSTIN D (US)
RAKOW NEAL A (US)
Application Number:
PCT/US2017/021850
Publication Date:
July 26, 2018
Filing Date:
March 10, 2017
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO (US)
International Classes:
B01D39/16; B01D46/00
Domestic Patent References:
| WO2015095115A1 | 2015-06-25 |
Foreign References:
| US20120312734A1 | 2012-12-13 | |||
| US20130312605A1 | 2013-11-28 | |||
| US20120272828A1 | 2012-11-01 | |||
| US20060254427A1 | 2006-11-16 |
Other References:
See also references of EP 3429725A4
Attorney, Agent or Firm:
WOOD, Kenneth B. et al. (US)
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