公开(公告)号：EP1115483B1

公开(公告)日：2003-11-26

申请号：EP99945665.0

申请日：1999-09-13

申请人： 3M Innovative Properties Company

发明人： PERMAN, Craig, A. ,  ANSERA, Taib, K. ,  WISTED, Eric, E. ,  BERRIGAN, Michael, R. ,  JACOBSON, Jason, R. ,  BAYER, Glen, H., Jr.

IPC分类号： B01J20/28 ,  B01D11/02 ,  B01D17/02

CPC分类号： B32B5/22 ,  B01D11/0219 ,  B01D17/0202 ,  B01D29/012 ,  B01J20/28004 ,  B01J20/28007 ,  B01J20/28014 ,  B01J20/28028 ,  B01J20/28033 ,  B01J20/28035 ,  B32B5/022 ,  B32B17/10724 ,  B32B17/10752 ,  B32B17/10779 ,  B32B2262/00 ,  B32B2323/04 ,  B32B2323/10 ,  B82Y30/00 ,  Y10T156/10 ,  Y10T436/25375 ,  Y10T436/255

摘要： This invention provides a one-piece multilayer article for use in solid phase extraction that includes at least two porous support layers and a solid phase extraction medium, wherein the porous support layers are thermo-mechanically attached at at least one thermo-mechanical attachment site. At least one of the porous support layers can be a prefilter layer.

公开(公告)号：EP1115483A1

公开(公告)日：2001-07-18

申请号：EP99945665.0

申请日：1999-09-13

申请人： 3M Innovative Properties Company

发明人： PERMAN, Craig, A. ,  ANSERA, Taib, K. ,  WISTED, Eric, E. ,  BERRIGAN, Michael, R. ,  JACOBSON, Jason, R. ,  BAYER, Glen, H., Jr.

IPC分类号： B01J20/28 ,  B01D11/02 ,  B01D17/02

CPC分类号： B32B5/22 ,  B01D11/0219 ,  B01D17/0202 ,  B01D29/012 ,  B01J20/28004 ,  B01J20/28007 ,  B01J20/28014 ,  B01J20/28028 ,  B01J20/28033 ,  B01J20/28035 ,  B32B5/022 ,  B32B17/10724 ,  B32B17/10752 ,  B32B17/10779 ,  B32B2262/00 ,  B32B2323/04 ,  B32B2323/10 ,  B82Y30/00 ,  Y10T156/10 ,  Y10T436/25375 ,  Y10T436/255

摘要： This invention provides a one-piece multilayer article for use in solid phase extraction that includes at least two porous support layers and a solid phase extraction medium, wherein the porous support layers are thermo-mechanically attached at at least one thermo-mechanical attachment site. At least one of the porous support layers can be a prefilter layer.