1
Benjamin Mattes
Hsing Lin Wang, Benjamin R Mattes: Permeable polyaniline articles for gas separation. Los Alamos National Security, Samuel M Freund, Juliet A Jones, July 21, 2009: US07563484 (1 worldwide citation)

Immersion precipitation of solutions having 15%-30% (w/w) and various molecular weights of the emeraldine base form of polyaniline in polar aprotic solvents are shown to form integrally skinned asymmetric membranes and fibers having skin layers <1 μm thick which exhibit improved rates of gas transpo ...


2
Benjamin Mattes
Hsing Lin Wang, Benjamin R Mattes: Permeable polyaniline articles for gas separation. University Of California, Los Alamos National Laboratory, August 28, 2003: US20030162939-A1

Immersion precipitation of solutions having 15%-30% (w/w) and various molecular weights of the emeraldine base form of polyaniline in polar aprotic solvents are shown to form integrally skinned asymmetric membranes and fibers having skin layers <1 m thick which exhibit improved rates of gas transpor ...


3
Benjamin Mattes
Hsing Lin Wang, Benjamin R Mattes: Permeable polyaniline articles for gas separation. University Of California, Los Alamos National Laboratory, February 17, 2005: US20050037149-A1

Immersion precipitation of solutions having 15%-30% (w/w) and various molecular weights of the emeraldine base form of polyaniline in polar aprotic solvents are shown to form integrally skinned asymmetric membranes and fibers having skin layers <1 μm thick which exhibit improved rates of gas transpo ...


4
Wolfgang J Wrasidlo: Asymmetric membranes. Brunswick Corporation, James S Waldron, December 16, 1986: US04629563 (290 worldwide citation)

Improved ultraporous and microporous membranes are provided with an entirely reticulated structure free of large finger voids. The reticulated support structure has gradually increasing pore size which reaches a maximum of from about 10 to about 20,000 times the diameter of the skin pores at the opp ...


5
Harold K Lonsdale, Carl C Wamser: Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers. Bend Research, Chernoff Vilhauer McClung & Stenzel, November 15, 1988: US04784736 (265 worldwide citation)

The preparation of a novel class of thin film membranes by interfacial polymerization is disclosed, said membanes incorporating as part of their polymeric structure the functionality of monomeric or oligomeric precursors. Specific embodiments include porphyrin and phthalocyanime derivatives that are ...


6
Harold K Lonsdale, Carl C Wamser: Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers. Bend Research, Chernoff Vilhauer McClung & Stenzel, April 17, 1990: US04917800 (236 worldwide citation)

The preparation of a novel class of thin film membranes by interfacial polymerization is disclosed, said membranes incorporating as part of their polymeric structure the functionality of monomeric or oligomeric precursors. Specific embodiments include porphyrin and phthalocyanine derivatives that ar ...


7
John R Cardinal, Scott M Herbig, Richard W Korsmeyer, Jeelin Lo, Kelly L Smith, Avinash G Thombre: Asymmetric membranes in delivery devices. Pfizer, Peter C Richardson, Gregg C Benson, A Dean Olson, December 16, 1997: US05698220 (69 worldwide citation)

A device for controlled release of an active substance through one or more asymmetric membranes by diffusion and/or osmotic pumping.


8
John R Cardinal, Scott M Herbig, Richard W Korsmeyer, Jeelin Lo, Kelly L Smith, Avinash G Thombre: Use of asymmetric membranes in delivery devices. Pfizer, Peter C Richardson, Gregg C Benson, A Dean Olson, March 18, 1997: US05612059 (51 worldwide citation)

A device for controlled release of an active substance through one or more asymmetric membranes by diffusion and/or osmotic pumping.


9
Reinhold J Buck, Hermann J Goehl: Selectively permeable asymmetric membranes suitable for use in hemodialysis and processes for manufacturing such membranes. Gambro Dialysatoren KG, Lerner David Littenberg Krumholz & Mentlik, June 19, 1990: US04935141 (47 worldwide citation)

Selectively permeable asymmetric membranes are disclosed which are suitable for use in hemodialysis processes and the like. The membranes are produced from hydrophobic and hydrophilic polymers, and include a three-layered structure including a first dense thin skin layer which includes uniform pores ...


10
Albert A Brooks, Joel R Fried, Jay M S Henis, Anthony Zampini, Daniel Raucher: Permeation modified gas separation membranes. Monsanto Company, Henry Croskell, March 11, 1986: US04575385 (42 worldwide citation)

Asymmetric gas separation membranes of polymeric materials having selective permeation of at least one gas of a gaseous mixture over that of one or more remaining gases of the gaseous mixture, exhibit improved permeation selectivities for the at least one gas when the asymmetric membranes have been ...