The present disclosure relates to a porous body containing a polypeptide derivative, in which the polypeptide derivative contains a block copolymer containing a first segment containing a polypeptide skeleton, and one or a plurality of second segments that are bonded to the first segment, the polypeptide skeleton is a recombinant polypeptide skeleton or a hydrophobic polypeptide skeleton, and the second segment contains a molecular group having a plasticizing function for the polypeptide skeleton.

Multiple processes for preparing porous articles are described. The porous articles can be in a wide array of shapes and configurations. The methods include providing a soluble material in particulate form and forming a packed region from the material. The methods also include contacting a flowable polymeric material with the packed region such that the polymeric material is disposed in voids in the packed region. Also described are systems for performing the various processes.

Multiple processes for preparing porous articles are described. The porous articles can be in a wide array of shapes and configurations. The methods include providing a soluble material in particulate form and forming a packed region from the material. The methods also include contacting a flowable polymeric material with the packed region such that the polymeric material is disposed in voids in the packed region. Also described are systems for performing the various processes.

The present invention relates to a method for the preparation of a membrane (M), the membrane (M) comprising a sulfonated poly(arylene ether sulfone) polymer (sP) and a non-sulfonated poly(arylene sulfone) polymer (P), to the membrane (M) obtained by the method and to the use of the membrane (M) as ultrafiltration membrane and/or for haemodialysis applications.

The present invention relates to a method for the preparation of a membrane (M), the membrane (M) comprising a sulfonated poly(arylene ether sulfone) polymer (sP) and a non-sulfonated poly(arylene sulfone) polymer (P), to the membrane (M) obtained by the method and to the use of the membrane (M) as ultrafiltration membrane and/or for haemodialysis applications.

A composite material according to the present invention includes a solid portion including inorganic particles and a resin. The composite material has a porous structure including a plurality of voids facing a wall surface of the solid portion. At least a portion of the inorganic particles is present on a wall surface. The plurality of voids are in contact with each other directly or via the inorganic particle. A heat transmission path stretching through the plurality of voids is formed of the inorganic particles in contact with each other.

A composite material according to the present invention includes a solid portion including inorganic particles and a resin. The composite material has a porous structure including a plurality of voids facing a wall surface of the solid portion. At least a portion of the inorganic particles is present on a wall surface. The plurality of voids are in contact with each other directly or via the inorganic particle. A heat transmission path stretching through the plurality of voids is formed of the inorganic particles in contact with each other.

An ion exchange resin includes a plurality of polymer resin particles which include a plurality of pores. The plurality of particles include an acid surface functionalization group and include a recycled thermoplastic polymer. A method for producing ion exchange resins includes dissolving a polymer and an emulsion stabilizer in a first solvent forming a dissolved polymer phase, mixing a removable matrix filler with the dissolved polymer phase to form a polymer mixture, forming an emulsion in a microfluidic device from the polymer mixture and a second solvent, precipitating a polymer composite which includes dispersed removable matrix fill in the microfluidic device, removing the dispersed removable matrix filler and forming precursor particles, and surface modifying the precursor particles, forming the ion exchange resin.

An ion exchange resin includes a plurality of polymer resin particles which include a plurality of pores. The plurality of particles include an acid surface functionalization group and include a recycled thermoplastic polymer. A method for producing ion exchange resins includes dissolving a polymer and an emulsion stabilizer in a first solvent forming a dissolved polymer phase, mixing a removable matrix filler with the dissolved polymer phase to form a polymer mixture, forming an emulsion in a microfluidic device from the polymer mixture and a second solvent, precipitating a polymer composite which includes dispersed removable matrix fill in the microfluidic device, removing the dispersed removable matrix filler and forming precursor particles, and surface modifying the precursor particles, forming the ion exchange resin.

Devices and methods for making a polymer with a porous layer from a solid piece of polymer are disclosed. In various embodiments, the method includes heating a surface of a solid piece of polymer to a processing temperature and holding the processing temperature while displacing a porogen layer through the surface of the polymer to create a matrix layer of the solid polymer body comprising the polymer and the porogen layer. In at least one embodiment, the method also includes removing at least a portion of the layer of porogen from the matrix layer to create a porous layer of the solid piece of polymer.