B01D71/58

METHOD OF PRODUCTION OF CHANNEL MEMBER FOR FUEL CELL
20200014050 · 2020-01-09 ·

A method of production of a channel member for fuel cell use comprising a step of obtaining a sheet-shaped first conductor part 11 containing a carbon material of at least one of carbon nanotubes, granular graphite, and carbon fibers and a first resin, a step of laying a sheet-shaped second conductor part 21 containing a carbon material and a second resin with a lower melting point than the first resin to form a sheet-shaped base part 13, a step of transferring a grooved surface 51 to a surface to form a grooved base part 16 provided with groove part 15, a step of laying a sheet-shaped third conductor part 31 containing a carbon material and a third resin with a lower melting point than the first resin, and a step of integrally joining the grooved base part and the third conductor part by hot melt bonding to cover the groove parts.

POLYFLUORENE-BASED ANION EXCHANGE COMPOSITE MEMBRANE AND METHOD FOR PREPARING SAME

The present disclosure relates to a technology of preparing an anion exchange composite membrane including: a porous polymer support; and a polyfluorene-based anion exchange membrane or a polyfluorene-based anion exchange membrane having a cross-linked structure formed on the support, and applying the same to alkaline fuel cells, water electrolysis, carbon dioxide reduction, metal-air batteries, etc. The polyfluorene-based anion exchange composite membrane including a porous polymer support according to the present disclosure has remarkably improved mechanical properties, dimensional stability, durability, long-term stability, etc.

POLYFLUORENE-BASED ANION EXCHANGE COMPOSITE MEMBRANE AND METHOD FOR PREPARING SAME

The present disclosure relates to a technology of preparing an anion exchange composite membrane including: a porous polymer support; and a polyfluorene-based anion exchange membrane or a polyfluorene-based anion exchange membrane having a cross-linked structure formed on the support, and applying the same to alkaline fuel cells, water electrolysis, carbon dioxide reduction, metal-air batteries, etc. The polyfluorene-based anion exchange composite membrane including a porous polymer support according to the present disclosure has remarkably improved mechanical properties, dimensional stability, durability, long-term stability, etc.

FILTRATION MEMBRANE FROM A BLEND COMPRISING POLYSULFONE AND POLYOXAZOLINE AND METHOD MAKING THEREOF

An asymmetric membrane. The asymmetric membrane includes a membrane wall with a first and a second porous surface and an interior situated between the surfaces; a first asymmetrical region towards the first surface; a second asymmetrical region towards the second surface; wherein the asymmetric membrane is made from a polymeric blend comprising an aromatic sulfone polymer and poly (2-oxazoline); and wherein the asymmetric membrane is in the form of a flat sheet.

FILTRATION MEMBRANE FROM A BLEND COMPRISING POLYSULFONE AND POLYOXAZOLINE AND METHOD MAKING THEREOF

An asymmetric membrane. The asymmetric membrane includes a membrane wall with a first and a second porous surface and an interior situated between the surfaces; a first asymmetrical region towards the first surface; a second asymmetrical region towards the second surface; wherein the asymmetric membrane is made from a polymeric blend comprising an aromatic sulfone polymer and poly (2-oxazoline); and wherein the asymmetric membrane is in the form of a flat sheet.

Synthesis of oligosaccharides
11919919 · 2024-03-05 · ·

This invention relates to a method for the enzymatic synthesis of oligosaccharides, preferably human milk oligosaccharides (HMOs) The method comprises the enzymatic transfer of a glycosyl moiety and subsequent removal of by-products, such as lactose, by nanofiltration using a membrane comprising an active polyamide layer.

Synthesis of oligosaccharides
11919919 · 2024-03-05 · ·

This invention relates to a method for the enzymatic synthesis of oligosaccharides, preferably human milk oligosaccharides (HMOs) The method comprises the enzymatic transfer of a glycosyl moiety and subsequent removal of by-products, such as lactose, by nanofiltration using a membrane comprising an active polyamide layer.

Phosphate adsorbing agent for blood processing, blood processing system and blood processing method

The present invention relates to a phosphate adsorbing agent for blood processing comprising a porous formed article comprising an organic polymer resin and an inorganic ion adsorbent and having the most frequent pore size of 0.08 to 0.70 ?m measured with a mercury porosimeter. The present invention also relates to a blood processing system and a blood processing method involving the phosphate adsorbing agent for blood processing.

Phosphate adsorbing agent for blood processing, blood processing system and blood processing method

The present invention relates to a phosphate adsorbing agent for blood processing comprising a porous formed article comprising an organic polymer resin and an inorganic ion adsorbent and having the most frequent pore size of 0.08 to 0.70 ?m measured with a mercury porosimeter. The present invention also relates to a blood processing system and a blood processing method involving the phosphate adsorbing agent for blood processing.

GRADIENT MEMBRANES FORMED FROM FREE STANDING STRUCTURED ORGANIC FILMS AND METHODS THEREOF

A structured organic film (SOF) is disclosed. The structured organic film includes a plurality of segments, a plurality of linkers, and a plurality of capping segments. The structured organic film also includes a first surface of the SOF. The film also includes a parallel second surface of the SOF connected to the first surface by a thickness of the SOF, where a segment to capping segment ratio is greater at the first surface as compared to the parallel second surface. A membrane including a free-standing film comprised of a structured organic film is also disclosed.