Saliba; Norman E. - US Patent Attorneys and Agents

Attorney: Saliba; Norman E.

Number of patents: 83
Last date: April 23, 1996

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Number	Title	Issue Date
5510394	High ionic conductance ion exchange membranes and their preparation It has been discovered (Examples 4, 11 and 17) that certain desirable films will not absorb a sufficient amount of certain desirable, polymerizable monomers as to result in interpolymer membranes having desirable ion exchange properties after polymerizati...	04/23/1996
5354903	Polymers prepared from concentrated solutions of N',N'methylenebisacrylamide This invention is directed to producing highly concentrated solutions of methylenebisacrylamide and thereafter blending with ionogenous acrylic monomers to produce low porosity, highly crosslinked, water insoluble polymers....	10/11/1994
5284879	High ion exchange capacity polyelectrolytes having high crosslink densities and caustic stability A water or alcohol-water soluble divinyl monomer having anion exchange group(s) and a free exchangable anion is disclosed. These bifunctional divinyl monomers are capable of forming ion exchange materials (membranes and ion exchange resin beads) upon poly...	02/08/1994
5264125	Process for manufacturing continuous supported ion selective membranes using non-polymerizable high boiling point solvents This invention pertains to processes for manufacturing in an environmentally friendly way, continuous, supported ion exchange membranes from (I) liquids containing vinyl and related monomeric electrolytes and high boiling solvents therefor, said solvents ...	11/23/1993
5203976	Introducing and removing ion-exchange and other particulates rom an assembled electrodeionization stack Apparatus and method for introducing ion-exchange and other particulates into certain compartments of an assembled electrodeionization stack comprising flowing a slurry of said particulates into the compartments while employing strainers for particulate r...	04/20/1993
5203982	Cation exchange membranes This invention is directed to highly crosslinked, substantially water insoluble, cation exchange membranes prepared from homogeneous solutions comprising at least one substantially water soluble polar solvent (including water) at least one substantially w...	04/20/1993
5194189	Process for manufacturing continuous, supported polymeric sheet from polymerizable liquid starting materials Process for manufacturing supported, solid, polymeric sheets from: (I) liquids containing components reactable to polymers; and (II) one or more indefinitely long, foraminous substrates. A more or less continuous sandwich is formed of such substrate(s) an...	03/16/1993
5152901	Polyamine-polyamide composite nanofiltration membrane for water softening A thin film composite (TPC) ultrafilter/hyperfilter water softening membrane on a microporous substrate is produced by an interfacial polymerization reaction between (1) an aqueous phase comprising a blend of water soluble and water dispersible compounds,...	10/06/1992
5147553	Selectively permeable barriers Apparatus and process for separating a fluid mixture into less permeable and more permeable fractions employing novel selectively permeable barriers comprised of a porous, emulsion treated substrate and a non-porous selectively permeable barrier layer the...	09/15/1992
5145618	Process for manufacturing continuous supported ion selective membranes using non-polymerizable high boiling point solvents Processes for manufacturing in an environmentally friendly way, continuous, supported ion exchange membranes from (I) liquids containing vinyl and related monomeric electrolytes and high boiling solvents, the solvents also being swelling agents for the me...	09/08/1992
5141717	Carbon monitor containing anion exchange resin Apparatus for measuring the concentration of carbon compounds in water, the apparatus including a reaction zone for converting such carbon compounds to free and/or combined carbonaceous acids, a device for introducing at least a portion of the water to be...	08/25/1992
5137925	Aliphatic anion exchange polymeric membranes having improved resistance to fouling Ion exchange membranes of the all-aliphatic structural variety, are made from plastisol films of polyvinyl chloride (PVC) and its copolymers coupled through the nitrogen atom with an aliphatic vinyl monomer containing a tertiary nitrogen atom or a polymer...	08/11/1992
5120416	Introducing and removing ion-exchange and other particulates from an assembled electrodeionization stack Apparatus and method for introducing ion-exchange and other particulates into certain compartments of an assembled electrodeionization stack comprising flowing a slurry of said particulates into the compartments while employing strainers for particulate r...	06/09/1992
5089192	Asymmetric semipermeable poly(aryletherketone) membranes and method of producing same Asymmetric, semipermeable membranes cast from a solution comprised of poly(aryletherketone) dissolved in a strongly protic non-reactive acid....	02/18/1992
5075011	Composite semipermeable membrane created by precipitation of emulsion polymers onto base film microporous surfaces A composite semipermeable membrane having improved chlorine tolerance, produced by employing the development of a thin film polymer layer by precipitation of the polymer at the interface of an aqueous (or organic) liquid layer; and an aqueous emulsion pol...	12/24/1991
5056996	Apparatus for manufacturing continuous, supported polymeric sheets from polymerizable liquid starting materials This invention pertains to processes and apparatus for manufacturing supported, solid, polymeric sheets from: (I) liquids containing components reactable to polymers; and (II) one or more indefinitely long, foraminous substrates. A more or less continuous...	10/15/1991
5045171	Acid efficient membrane for use in electrodialysis for recovery of acid In contrast to prior art conventional anion selective membranes, the membranes of this invention have a low transport number for hydrogen ions (e.g. tH.spsb.+ ࣘ0.3) and a high transport number for low ionic weight anions (e.g. tA.spsb.-	09/03/1991
5037858	Anion selective polymers prepared from concentrated solutions of N,N'-methylenebisacrylamide This invention is directed to producing highly concentrated solutions of methylenebisacrylamide and thereafter blending with ionogeneous acrylic monomers to produce low porosity, highly crosslinked, water insoluble polymers for use as anion selective resi...	08/06/1991
5026465	Electrodeionization polarity reversal apparatus and process An electrodeionization polarity reversal apparatus is employed for the removal of dissolved salts from liquids. The preferred embodiment comprises the use of a fluid permeable filler of an equinormal mixture of anion and cation exchange material in both t...	06/25/1991
4977094	Process for monitoring the quality of water A process is disclosed for monitoring the quality of water, said process comprising a first heated zone, means for introducing at least a portion of said water into said first heated zone, means for gently evaporating at least part of the water in the fir...	12/11/1990
4969983	Apparatus and process for the removal of acidic and basic gases from fluid mixtures using bipolar membranes An apparatus containing a multiplicity of three chamber units comprising a combination of ion exchange membranes and bipolar membranes with certain of said chambers containing a fluid permeable filler of ion-exchange material. The apparatus can be used in...	11/13/1990
4940667	Apparatus for monitoring the quality of water An apparatus is disclosed for monitoring the quality of water, said apparatus comprising a first heated zone, means for introducing at least a portion of said water into said first heated zone, means for gently evaporating at least part of the water in th...	07/10/1990
4913816	Chlorine tolerant composite semipermeable membrane A thin film composite (TFC) semipermeable membrane on a semiporous substrate is produced by an interfacial polymerization reaction between (1) an aqueous phase comprising a blend of water soluble and water dispersable compounds, (the latter being a chlori...	04/03/1990
4871431	Apparatus for the removal of dissolved solids from liquids using bipolar membranes An apparatus containing a multiplicity of two or three chamber units comprising a combination of ion exchange membranes and bipolar membranes with certain of said chambers containing a filler of ion-exchange material. The apparatus can be used to remove w...	10/03/1989
4851100	Novel bipolar membranes and process of manufacture Improved bipolar membranes comprised of two laminates, one a long term base stable thermoset anion exchange membrane and the other a strongly solvent bonded (solvent cast) thermoplastic water insoluble cation exchange membrane. The membranes have a useful...	07/25/1989
4822471	Acid efficient membrane for use in electrodialysis for recovery of acid This invention is directed to the process and apparatus for making a polymeric membrane containing non-quaternized amine groups, with the polymer having substantially zero amounts of non-polymerized solvents. The resulting membrane is a more efficient ani...	04/18/1989
4806291	Process for preparing microporous polyvinylidene fluoride membranes A process for preparing assymetric polyvinylidene fluoride microporous membranes using novel pore forming agents of an ammonium salt which is a non-solvent for the polymeric casting solution; such agents for example being ammonium hydroxide, ammonium chlo...	02/21/1989
4802984	Composite semipermeable membrane A composite semipermeable membrane on a semiporous support or substrate is produced by employing an interfacial polymerization reaction between (1) an aqueous phase comprising a blend of water soluble and water dispersable compounds and (2) an organic pha...	02/07/1989
4781809	Recovering free organic acids from solutions in which they occur with other organic matter Processes and apparatus are disclosed for recovering free organic acids from aqueous solutions in which they occur at least in part as free acid together with other organic matter comprising: (a) passing said solution through a de-acidifying chamber (compartme...	11/01/1988
4775703	Process for preparing microporous polyvinylidene fluoride membranes A process for preparing assymetric polyvinylidene fluoride microporous membranes using novel pore forming agents of an ammonium salt which is a non-solvent for the polymeric casting solution; such agents for example being ammonium hydroxide, ammonium chlo...	10/04/1988
4735717	Spiral wound pressure membrane module An improved spiral-wound pressure membrane sorbent bed module is disclosed comprising a central permeate conduit around which said spiral is wound, said module also comprising a collection means for each membrane envelope in said module, said collection m...	04/05/1988
4731049	Cell for electrically controlled transdermal drug delivery A cell for electrically controlled drug delivery into and through the skin consisting of a source of current, an electrode, and a drug reservoir in which a drug is bound by an ion exchange medium or an immobilized ligand affinity medium. An additional ion...	03/15/1988
4707240	Method and apparatus for improving the life of an electrode Method and apparatus are disclosed for improving the anodic life of an electrode in an electrodialysis stack which electrode comprises at least in part an area which is anodic during at least part of the duty time of said stack, which stack also comprises...	11/17/1987
4678553	Renaturing reversibly denatured polypeptides and proteins by electrodialysis of solutions thereof in denaturants A process is disclosed for recovering renatured polypeptides and proteins (collectively "polypeptides") from solution thereof and/or of their S-sulfonate derivatives (collectively "solution of polypeptides") in denaturants comprising: introducing said sol...	07/07/1987
4673483	Isoelectric focusing apparatus The disclosure is directed to an improved apparatus and method for isoelectric focusing whereby the reservoirs and recirculating paths in the apparatus are sealed off from the atmosphere. A liquid is employed which contains buffering compounds capable of ...	06/16/1987
4661224	Process and apparatus for electrically desorbing components selectively sorbed on an electrolytically conducting barrier Processes and apparatuses are described for recovering components dispersed in an aqueous solution comprising contacting said solution as a first solution with an electrically conducting barrier, diaphragm or membrane which has a high affinity for at leas...	04/28/1987
4645625	Decontamination of a radioactive waste liquid by electrodialysis This invention relates to apparatus and processes for the removal and recovery of concentrated acid such as HNO3 and radioactive cations such as cesium (Cs+) from a radioactive acidic waste stream resulting in the recovery of a decon...	02/24/1987
4643814	Structure selective fibrous sorbents and method and apparatus for using the same Processes and apparatuses are described for recovering components dispersed in an aqueous solution, the process comprising contacting said solution as a first solution with a body of filaments, fibers, hair-like objects or other thread-like objects which ...	02/17/1987
4622123	Device for compressing a pair of plates A device for compressing a pair of plates composed of a slotted post extending upright from one of the plates, arranged to pass through a port in the second of the plates, and a circular ramp member rotatably attached to the second of said plates, which r...	11/11/1986
4617321	Synthesis of highly cross-linked cation-exchange polymers from an aqueous solution The invention comprises the manufacture of cation exchangers by the copolymerization of a sulfonic acid with two other monomers such as acrylamide and n-methylolacrylamide which react simultaneously with the polymerization to form a cross-linking unit. Th...	10/14/1986

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Attorney: Saliba; Norman E.