A method of inactivating an enveloped ssRNA virus, such as SARS-CoV-2. The method involves contacting the enveloped ssRNA virus with an antiviral polyelectrolyte compound and/or a conjugated aromatic compound effective to inactivate the virus. The disclosure also provides a method of reducing the period of viability of enveloped ssRNA virus, such as SARS-CoV-2, on personal protective equipment, in air, in water, and/or on surfaces that have come into contact with the virus.

In one embodiment, the present application relates to methods and materials for weed control of a field of a crop plant using a cellulose biosynthesis inhibitor selected from the group consisting of ES20 and ES20-1 to ES20-9 of FIG. 1A. In another embodiment, the present disclosure relates to a method for treatment or prevention of an infection through inhibition of biofilm formation of microorganisms comprising the step of applying a therapeutic effective amount of a cellulose biosynthesis inhibitor selected from the group consisting of ES20 and ES20-1˜ES20-9 of FIG. 1A, or a salt thereof, in combination with one or more other commonly used antibiotics. A composition matter comprising said compounds and methods of use are within the scope of the present invention.

An object of the present invention is to provide a composition having excellent antiviral activity. Another object of the present invention is to provide a spray and a wiper that use the above composition.

An alkaline composition according to an embodiment of the present invention contains a compound having an amino group and at least one kind of functional group selected from the group consisting of an acidic group, a hydroxyl group, and a phenyl group and having a molecular weight equal to or higher than 85, and a solvent containing an alcohol.

Disclosed is a novel air purification composition with antiviral and bactericidal functions, the composition at least comprising the following components in percentage by weight: 0.3%-1% of a black poplar essential oil, 0.1%-1% of a tea tree essential oil, 0.1%-0.5% of a Cupressus funebris essential oil, 0.1%-1% of an Artemisia apiacea essential oil, 0.1%-10% of a Sophora flavescens extract, 0.1%-5% of a ginger extract, 5%-30% of a Cupressus funebris hydrolate, 0.5%-1% of a hyperbranched amino polymer, 0.5%-5% of a surfactant, and the balance being water.

In one embodiment, the present application relates to methods and materials for weed control of a field of a crop plant using a cellulose biosynthesis inhibitor selected from the group consisting of ES20 and ES20-1 to ES20-9 of FIG. 1A. In another embodiment, the present disclosure relates to a method for treatment or prevention of an infection through inhibition of biofilm formation of microorganisms comprising the step of applying a therapeutic effective amount of a cellulose biosynthesis inhibitor selected from the group consisting of ES20 and ES20-1?ES20-9 of FIG. 1A, or a salt thereof, in combination with one or more other commonly used antibiotics. A composition matter comprising said compounds and methods of use are within the scope of the present invention.

In one embodiment, the present application relates to methods and materials for weed control of a field of a crop plant using a cellulose biosynthesis inhibitor selected from the group consisting of ES20 and ES20-1 to ES20-9 of FIG. 1A. In another embodiment, the present disclosure relates to a method for treatment or prevention of an infection through inhibition of biofilm formation of microorganisms comprising the step of applying a therapeutic effective amount of a cellulose biosynthesis inhibitor selected from the group consisting of ES20 and ES20-1?ES20-9 of FIG. 1A, or a salt thereof, in combination with one or more other commonly used antibiotics. A composition matter comprising said compounds and methods of use are within the scope of the present invention.

Antimicrobial compositions and methods of use thereof are described. The antimicrobial compositions have an acid system, an anionic surfactant system and 2-phenoxyethanol and/or a fragrance. The acid system includes at least 30 wt % of octanoic acid and a secondary acid. The anionic surfactant system includes at least 60 wt % of octyl sulfate and a secondary surfactant having a moiety with a carbon chain length with at least ten carbon atoms. The antimicrobial composition has a pH of from about 1.5 to about 5 as measured at 20 C.

Methods include disposing a layer of a solution or emulsion having a nanostructure on a surface. The surface further includes a SARS-CoV-2 virus disposed thereon. The nanostructure includes a compound or salt thereof. The compound includes one or more styrene units, one or more N-alkylacrylamide units, and a moiety represented by the formula:

##STR00001##

where R.sup.1 is alkyl. The compound includes a moiety represented by the formula:

##STR00002##

where R.sup.1 is alkyl and R.sup.2 and R.sup.3 are independently hydrogen or alkyl. The compound includes a plurality of N,N-(dialkylamino)(divalent alkyl) alkylacrylate units. One or more of the N,N-(dialkylamino)(divalent alkyl)alkylacrylate units has an unsubstituted nitrogen. One or more of the N,N-(dialkylamino)(divalent alkyl)alkylacrylate units is substituted with a C.sub.1-C.sub.16 alkyl moiety, and one or more of the N,N-(dialkylamino)(divalent alkyl) alkylacrylate units is substituted with a moiety selected from the group consisting of guanidine, polygalactose, coumarin, and combination(s) thereof.

A preservation solution of magnetic beads includes a surfactant, a water-soluble salt and a bacteriostatic agent.

A system includes an anti-allergen formulation and a device that generates droplets of the formulation to be delivered to an air environment. The aqueous formulation includes an organic acid having a vapor pressure between 0.001 Pa and 172 Pa and an aqueous solubility of at least 24.99 grams organic acid per 100 grams water, both at room temperature and standard pressure. The device can generate droplets of the formulation having a median particle size (Dv50) of no greater than 120 micrometers. The formulation delivered as droplets in an air environment can provide a statistically significant reduction, over a control, in one or more airborne allergens as measured by an enzyme linked immunoassay. In addition, the formulation delivered as droplets in the air environment can be effective to neutralize greater than 50% of one or more airborne allergens present in the air environment.