The present invention relates to a mesoporous polymeric separation material comprising one or more functional groups bound to metal ions from Cu, Zn, Ag, or Pd. Methods of producing the material, as well as methods for its preparation, and use of said material in separation of pesticides from food or feed products is disclosed.

Disclosed are a copolymer, porous membranes made from the copolymer, and a method of treating fluids using the porous membranes to remove metal ions, for example, from fluids originating in the microelectronics industry, wherein the copolymer includes polymerized monomeric units I and II, wherein monomeric unit I is of the formula A-XCH.sub.2B, wherein A is Rf(CH.sub.2)n, Rf is a perfluoro alkyl group of the formula CF.sub.3(CF.sub.2).sub.x, wherein x is 3-12, n is 1-6, X is O or S, and B is vinylphenyl, the monomeric unit II is haloalkyl styrene, and optionally wherein the halo group of haloalkyl is replaced with an optional substituent, for example, ethylenediamine tetra acetic acid, iminodiacetic acid, or iminodisuccinic acid.

A substrate is described having a treated contact surface comprising a carbon or silicon compound comprising from 1 to 30 atomic percent oxygen, from 0.1 to 30 atomic percent nitrogen, or both, each as measured by XPS. A method is also provided for treating a surface of a substrate. The method includes treating the surface with plasma comprising one or more non-polymerizing compounds. The treated contact surface has a biomolecule recovery percentage greater than the biomolecule recovery percentage of the surface prior to treatment according to the method.

The present invention concerns methods of treating systemic, regional, or local inflammation from a patient suffering or at risk of inflammation comprising administration of a therapeutically effective dose of a sorbent that sorbs an inflammatory mediator in said patient. In some preferred embodiments, the sorbent is a biocompatible organic polymer.

A method of making a nanostructure-reinforced composite comprises providing matrix particles in a reactor; fluidizing the matrix particles; introducing a nanostructure material into the reactor; homogeneously dispersing the nanostructure material; uniformly depositing the nanostructure material on the matrix particles to form a composite powder; generating a nanostructure on the matrix particles from the nanostructure material; and processing the composite powder to form the nanostructure-reinforced composite having a matrix formed from the matrix particles. The nanostructures are evenly distributed in the matrix of the nanostructure-reinforced composite.

A method for producing a porous resin particle including a mesoporous structure portion and an outer shell portion integrally formed on a surface of the mesoporous structure portion includes, in a state that an oil-phase liquid, in which a polymerizable monomer and an oil-soluble polymerization initiator having a polymerization initiating ability to the polymerizable monomer are dissolved or dispersed in a hydrophobic solvent, is dispersed as oil droplets in an aqueous medium containing a water-soluble polymerization initiator having a polymerization initiating ability to the polymerizable monomer, generating a plurality of mesopores inside the porous resin particle by forming a solid medium, by polymerizing the polymerizable monomer by acting the oil-soluble polymerization initiator and the water-soluble polymerization initiator at the same time on the polymerizable monomer.

The invention relates to a method for preparing a polymeric material doped with at least one first metal element and at least one second metal element, said at least one first metal element and said at least one second metal element being identical or different from each other, said method comprising: a) a step for copolymerization of at least one first monomer comprising at least one first metal element and of at least one second monomer comprising at least one chelating group of at least one second metal element, in return for which a polymeric material is obtained comprising recurrent units from the polymerization of said first monomer, said recurrent units comprise said at least one first metal element and comprising recurrent units from the polymerization of said second monomer, said recurrent units comprising chelating groups of at least one second metal element; and when said first metal element is different from said second metal element, said method further comprising a step b) for putting the material obtained in step a) in contact with a solution comprising said at least second metal element, in return for which said at least second metal element is complexed with the aforementioned chelating groups, this step b) being optional when said first metal element and said second metal element are identical.

A method of making a nanostructure-reinforced composite comprises providing matrix particles in a reactor; fluidizing the matrix particles; introducing a nanostructure material into the reactor; homogeneously dispersing the nanostructure material; uniformly depositing the nanostructure material on the matrix particles to form a composite powder; generating a nanostructure on the matrix particles from the nanostructure material; and processing the composite powder to form the nanostructure-reinforced composite having a matrix formed from the matrix particles. The nanostructures are evenly distributed in the matrix of the nanostructure-reinforced composite.

The present invention relates to a mesoporous polymeric separation material comprising one or more functional groups bound to metal ions from Cu, Zn, Ag, or Pd. Methods of producing the material, as well as methods for its preparation, and use of said material in separation of pesticides from food or feed products is disclosed.

A substrate is described having a treated contact surface comprising a carbon or silicon compound comprising from 1 to 30 atomic percent oxygen, from 0.1 to 30 atomic percent nitrogen, or both, each as measured by XPS. A method is also provided for treating a surface of a substrate. The method includes treating the surface with plasma comprising one or more non-polymerizing compounds. The treated contact surface has a biomolecule recovery percentage greater than the biomolecule recovery percentage of the surface prior to treatment according to the method.