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Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking
Grant 9,138,692 - Liu , et al. September 22, 2 | 2015-09-22 |
Polybenzoxazole membranes
Grant 8,931,646 - Liu , et al. January 13, 2 | 2015-01-13 |
Method to improve the selectivity of polybenzoxazole membranes
Grant 8,915,379 - Liu , et al. December 23, 2 | 2014-12-23 |
Polymer membranes derived from aromatic polyimide membranes
Grant 8,613,362 - Liu , et al. December 24, 2 | 2013-12-24 |
Blend polymer membranes comprising thermally rearranged polymers derived from aromatic polyimides containing ortho-positioned functional groups
Grant 8,561,812 - Liu , et al. October 22, 2 | 2013-10-22 |
Polybenzoxazole membranes prepared from aromatic polyamide membranes
Grant 8,459,469 - Liu , et al. June 11, 2 | 2013-06-11 |
Polymer Membranes Prepared From Aromatic Polyimide Membranes By Thermal Treating And Uv Crosslinking
App 20120276300 - Liu; Chunqing ; et al. | 2012-11-01 |
Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking
Grant 8,241,501 - Liu , et al. August 14, 2 | 2012-08-14 |
Cast-on-tricot Asymmetric And Composite Separation Membranes
App 20120085697 - Tang; Man-Wing | 2012-04-12 |
Blend Polymer Membranes Comprising Thermally Rearranged Polymers Derived From Aromatic Polyimides Containing Ortho-positioned Functional Groups
App 20120085233 - Liu; Chunqing ; et al. | 2012-04-12 |
Polybenzoxazole polymer-based mixed matrix membranes
Grant 8,132,678 - Liu , et al. March 13, 2 | 2012-03-13 |
Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking
Grant 8,132,677 - Liu , et al. March 13, 2 | 2012-03-13 |
High performance cross-linked polybenzoxazole and polybenzothiazole polymer membranes
Grant 8,127,937 - Liu , et al. March 6, 2 | 2012-03-06 |
High performance cross-linked polybenzoxazole and polybenzothiazole polymer membranes
Grant 8,127,936 - Liu , et al. March 6, 2 | 2012-03-06 |
Polymer Membranes Prepared From Aromatic Polyimide Membranes By Thermal Treating And Uv Crosslinking
App 20110278227 - Liu; Chunqing ; et al. | 2011-11-17 |
Gas separations using high performance mixed matrix membranes
Grant 7,998,246 - Liu , et al. August 16, 2 | 2011-08-16 |
Method To Improve The Selectivity Of Polybenzoxazole Membranes
App 20110077312 - Liu; Chunqing ; et al. | 2011-03-31 |
Polybenzoxazole Membranes
App 20110072973 - Liu; Chunqing ; et al. | 2011-03-31 |
Polybenzoxazole Membranes Prepared From Aromatic Polyamide Membranes
App 20100326913 - Liu; Chunqing ; et al. | 2010-12-30 |
Polybenzoxazole Membranes Prepared From Aromatic Polyamide Membranes
App 20100331437 - Liu; Chunqing ; et al. | 2010-12-30 |
Method of making high performance mixed matrix membranes using suspensions containing polymers and polymer stabilized molecular sieves
Grant 7,815,712 - Liu , et al. October 19, 2 | 2010-10-19 |
Method to improve the selectivity of polybenzoxazole membranes
Grant 7,810,652 - Liu , et al. October 12, 2 | 2010-10-12 |
Blend Polymer Membranes Comprising Thermally Rearranged Polymers Derived from Aromatic Polyimides Containing Ortho-Positioned Functional Groups
App 20100242723 - Liu; Chunqing ; et al. | 2010-09-30 |
Asymmetric Gas Separation Membranes With Superior Capabilities For Gas Separation
App 20100244306 - Tang; Man-Wing | 2010-09-30 |
Polymer Membranes Derived from Aromatic Polyimide Membranes
App 20100243567 - Liu; Chunqing ; et al. | 2010-09-30 |
Polybenzoxazole Polymer-Based Mixed Matrix Membranes
App 20100133187 - Liu; Chunqing ; et al. | 2010-06-03 |
Method To Improve The Selectivity Of Polybenzoxazole Membranes
App 20100133190 - Liu; Chunqing ; et al. | 2010-06-03 |
Polybenzoxazole Membranes Prepared From Aromatic Polyamide Membranes
App 20100133188 - Liu; Chunqing ; et al. | 2010-06-03 |
Polybenzoxazole Polymer-Based Mixed Matrix Membranes
App 20100133171 - Liu; Chunqing ; et al. | 2010-06-03 |
High Performance Cross-Linked Polybenzoxazole and Polybenzothiazole Polymer Membranes
App 20100133186 - Liu; Chunqing ; et al. | 2010-06-03 |
Polymer Membranes Prepared from Aromatic Polyimide Membranes by Thermal Treating and UV Crosslinking
App 20100133192 - Liu; Chunqing ; et al. | 2010-06-03 |
High Performance Cross-Linked Polybenzoxazole and Polybenzothiazole Polymer Membranes
App 20100137124 - Liu; Chunqing ; et al. | 2010-06-03 |
Cast-on-Tricot Asymmetric and Composite Separation Membranes
App 20100075101 - Tang; Man-Wing | 2010-03-25 |
Fluoropolymer Coated Membranes
App 20090277837 - Liu; Chunqing ; et al. | 2009-11-12 |
Gas Separations Using High Performance Mixed Matrix Membranes
App 20080141858 - Liu; Chunqing ; et al. | 2008-06-19 |
Method of Making High Performance Mixed Matrix Membranes Using Suspensions Containing Polymers and Polymer Stabilized Molecular Sieves
App 20080141863 - Liu; Chunqing ; et al. | 2008-06-19 |
Liquid Separations Using High Performance Mixed Matrix Membranes
App 20080142440 - Liu; Chunqing ; et al. | 2008-06-19 |
Asymmetric Gas Separation Membranes with Superior Capabilities for Gas Separation
App 20080143014 - Tang; Man-Wing | 2008-06-19 |
Contaminant removal in enclosed spaces
App 20020134239 - Tang, Man-Wing ; et al. | 2002-09-26 |
Apparatus for use in pressure and temperature swing adsorption processes
Grant 6,293,998 - Dolan , et al. September 25, 2 | 2001-09-25 |
Air dried cellulose acetate membranes
Grant 4,855,048 - Tang , et al. August 8, 1 | 1989-08-08 |
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