Compositions and articles comprising a non-woven matrix for use as anti-microbial filters are provided. In some embodiments, the non-woven matrix comprises nanofibers suitable for capturing a droplet comprising a microbe (e.g. a virus particle). In some embodiments, the non-woven matrix comprises a biocide suitable for reducing propagation and/or inactivating a microbe.

A pillar shaped honeycomb structure includes: an outer peripheral wall; and porous partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path, wherein at least one cell of the cells has a magnetic substance coated with glass.

A porous composite structure including a substrate including a plurality of nanostructures; a particle layer disposed on a surface of the substrate; and a liquid, a method of preparing the porous composite structure, an article including the porous composite structure, and an air purifier including the porous composite structure.

Provided is a single step process for producing 2-methyltetrahydrofuran from furfuryl alcohol with high conversion rate and high selectivity towards 2-methyltetrahydrofuran.

The present invention relates to a portable insulated brewing device, comprising of: a tubular body, wherein a top positioning part and a bottom positioning part are arranged on both sides; an assembly which comprises of a bracket at the top positioning part, wherein the bracket has a plurality of liquid channels, a push-pull rod placed in the accommodating center hole, wherein the top end of the rod consists of a holding block, and the other end consists of a shallow pressing cup, and a preset gap for liquid circulation is formed between the periphery of the pressing cup and the inner wall of the tube; a top cover which is assembled on top of the bracket assembly; and a bottom cover which is assembled on the bottom positioning part of the tube and forms a holding space with the pressing cup in which a brewed substance is placed.

An object of the present invention is to provide a chemical liquid purification method by which a chemical liquid capable of inhibiting the occurrence of short in a semiconductor substrate manufactured by a photolithography process is obtained. Another object of the present invention is to provide a chemical liquid manufacturing method and a chemical liquid. The chemical liquid purification method of the present invention includes a purification step of filtering a liquid to be purified by using a filter, in which a filter satisfying a condition 1 or a condition 2 in the following test is used as the filter. Test: 1,500 ml of a test liquid formed of the organic solvent is brought into contact with the filter for 24 hours under a condition of 23° C., and a content of particles containing at least one kind of metal selected from the group consisting of Fe, Al, Cr, Ni, and Ti in the test liquid after the contact satisfies a predetermined condition.

The present disclosure provides for filters, filter systems, methods of using filter systems, and methods of detecting targeting airborne particles, and the like. The present disclosure provides for filters that can capture one or more types of targeted airborne particulates, where the presence of each of the targeted airborne particulates can then be detected. The filters can be used in industrial gas systems, laboratory gas systems, HVAC systems, portable filter systems, respirator systems, and other residential, commercial, or industrial air circulation or air control systems.

A method for filtering magnetic particles includes spinning a filter including a plurality of pores within a substrate. The method further includes applying, subsequent to spinning the filter, an external magnetic field to the filter. The method includes disposing a solution including a first particle and a second particle onto the filter. The first particle includes a magnetic particle of interest. The method further includes separating the first particle from the second particle by capturing the first particle within a pore of the plurality of pores within the substrate.

A substrate for use in a filter media including, for example, in a hydrocarbon fluid-water separation filter; methods of identifying the substrate; methods of making the substrate; methods of using the substrate; and methods of improving the roll off angle of the substrate. In some embodiments, the substrate includes a hydrophilic group-containing polymer or a hydrophilic group-containing polymer coating.

A substrate for use in a filter media including, for example, in a hydrocarbon fluid-water separation filter; methods of identifying the substrate; methods of making the substrate; methods of using the substrate; and methods of improving the roll off angle of the substrate. In some embodiments, the substrate includes a hydrophilic group-containing polymer or a hydrophilic group-containing polymer coating.