Listed below are MMI's patents in the Membranes arena. Our Technology Transfer overview page explains the process of licensing technology from MMI.

(Note: To search the entire patent page for a keyword, type Control-F and your internet browser will open a page search function; then simply type your keyword into the search field.) 

001 - Dendrimer-Based Networks Containing Lyophilic Organosilicon and Hydrophilic Polyamidoamine Nanoscopic Domains
Dendrimer-based, honeycomb-like, nano-structured networks are prepared from radially layered poly(amidoamine-organosilicon), PAMAMOS, dendrimers having hydrophilic polyamidoamine, PAMAM, interiors and organosilicon, OS, exteriors.

Categories: MEMBRANES; SPECIALTY COATINGS; SENSORS
Keywords:Dendrimer networks, Hydrophilic and hydrophobic nano domains, Poly(amidoamine-organosilicon), PAMAMOS, films, coating

002 - Radially Layered Copoly(amidoamine-organosilicon) Dendrimers
PAMAMOS dendrimers are a new class of globular, radially layered, copolymeric nano-sized molecules consisting of hydrophilic and nucleophilic polyamidoamine (PAMAM: -[(CH₂)₂-C(O)-N(H)-(CH₂)₂-N]n<) interiors and hydrophobic organosilicon (OS: -R-SiX₃) exteriors.

Categories: MEMBRANES; SPECIALTY COATINGS; DELIVERY SYSTEMS
Keywords:Poly(amidoamine-organosilicon) dendrimers, PAMAMOS, Inverted unimolecular nanoscopic micelles, Copolymeric dendrimers, Surface

009 - Improved Fuel Cell Proton Exchange Membranes
In order to have a high enough sulfonation level to conduct protons, conventional fuel cell membranes are also prone to swelling, mechanical failure and poor performance in humidity cycling conditions.

Categories: MEMBRANES
Keywords: Fuel cell, proton exchange membrane, polyhedral oligosilsesquioxane (POSS)

010 - Hyperbranched Polycarnosilanes, Polycarbosilonxanes, Polycarbosilazanes and Copolymers Thereof
Hyperbranched polycarbosilanes, polycarbosiloxanes, polycarbosilazanes, and copolymers thereof are prepared by reacting a monomer having 2 or more functional groups A and no other functional groups capable of reacting significantly during the polymerization reaction with another monomer having 3 or more functional groups B and no other functional groups capable of reacting significantly during the polymerization reaction.

Categories: PHOTONICS; MEMBRANES; SPECIALTY COATINGS; SENSORS
Keywords: Hyperbranched Polymers, Silicon-containing hyperbranched polymers, Polycarbosiloxanes, Bimolecular nonlinear polymerization

011 - Hyperbranched Polymers by Multimonomer Polymerization
This technology enables preparation of hyperbranched polymers by bimolecular non-linear polymerization (BMNLP) in which a monomer A_X is reacted with another monomer B_y where A and B are functional groups that do not react with themselves but do react with each other and x and y are numbers of those groups per respective monomer molecule.

Categories: PHOTONICS; MEMBRANES; SPECIALTY COATINGS; SENSORS
Keywords: Multimonomer nonlineqr polymerization, Polyureas, Polyurethanes, Polyamidoamines, Polyamides, Polyesters

012 - Hyperbranched Polyurethanes, Polyamidoamines, Polyamides and Polyesters
This patent describes a method for end-group siliconization of amine-terminated hyperbranched polymers, such as polyureas, polyamides, polyamidoamines, etc.

Categories: PHOTONICS; MEMBRANES; SPECIALTY COATINGS; DELIVERY SYSTEMS
Keywords: Siliconized hyperbranched polymers, Polyureas, Polyurethanes, Polyamidoamines, Polyamides, Polyesters, Sol-gel chemistry, Crosslinked hyperbranched polymer coatings

013 - Hyperbranched Polymers with Latent Functionality and Methods of Making Same
This technology enables the preparation of hyperbranched polymers with a plurality of at least two different types of functional groups by the method of bimolecular nonlinear polymerization.

Categories: PHOTONICS; MEMBRANES; SPECIALTY COATINGS
Keywords: Hyperbranched polymers, Silicon-containing hyperbranched polymers, Latent functionality, Polycarbosiloxanes, Hydrosilylation, Alkoxysilyl groups