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公开(公告)号：WO2017069965A1
公开(公告)日：2017-04-27
申请号：PCT/US2016/056326
申请日：2016-10-11
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： HESTER, Jonathan F. , CASTRO FORERO, Angelines A. , JELLUM, Gregory M. , RASMUSSEN, Jerald K. , SESHADRI, Kannan , WALLER, Clinton P., Jr.
CPC classification number: B01D67/009 , B01D69/10 , B01D71/40 , B01D71/78 , B01D2323/385 , B01D2325/16 , B01D2325/42
Abstract: Described herein is a filtration media comprising: (i) a first filtration medium comprising an anion exchange nonwoven substrate, wherein the anion exchange nonwoven substrate comprises a plurality of quaternary ammonium groups; and (ii) a second filtration medium comprising a functionalized microporous membrane wherein the functionalized microporous membrane comprises a plurality of guanidyl groups; wherein the first filtration medium is positioned upstream of the second filtration medium.
Abstract translation: 本文描述了一种过滤介质，其包含：（i）包含阴离子交换非织造基底的第一过滤介质，其中所述阴离子交换非织造基底包含多个季铵基团; 和（ii）包含官能化微孔膜的第二过滤介质，其中所述官能化微孔膜包含多个胍基; 其中第一过滤介质位于第二过滤介质的上游。
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公开(公告)号：EP3365095A1
公开(公告)日：2018-08-29
申请号：EP16788850.2
申请日：2016-10-11
Applicant: 3M Innovative Properties Company
Inventor： HESTER, Jonathan F. , CASTRO FORERO, Angelines A. , JELLUM, Gregory M. , RASMUSSEN, Jerald K. , SESHADRI, Kannan , WALLER, Clinton P., Jr.
CPC classification number: B01D69/125 , B01D63/10 , B01D63/14 , B01D67/009 , B01D69/02 , B01D69/10 , B01D71/40 , B01D71/78 , B01D2323/385 , B01D2325/16 , B01D2325/42 , C07K1/34
Abstract: Described herein is a filtration media comprising: (i) a first filtration medium comprising an anion exchange nonwoven substrate, wherein the anion exchange nonwoven substrate comprises a plurality of quaternary ammonium groups; and (ii) a second filtration medium comprising a functionalized microporous membrane wherein the functionalized microporous membrane comprises a plurality of guanidyl groups; wherein the first filtration medium is positioned upstream of the second filtration medium.
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