# US 2014/0196360 A1 · Applications of glass microparticles and nanoparticles manufactured from recycled glasses

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- Number: US 2014/0196360 A1
- Document ID: US20140196360A1
- Status: Published application
- Kind: A1
- Application number: 14/156,080
- Filed: 2014-01-15
- Published: 2014-07-17
- Earliest claimed: 2013-01-15
- Inventors: Kamal Sarkar
- Web page: https://patentgrep.com/patent/US20140196360A1

## CPC

- C10L 1/1291: {Silicon and boron containing compounds}
- B01D 15/00: Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01J 20/103: {comprising silica}
- B01J 20/28004: {Sorbent size or size distribution, e.g. particle size}
- B01J 20/28007: {with size in the range 1-100 nanometers, e.g. nanosized particles, nanofibers, nanotubes, nanowires or the like (carbon nanostructures B01J20/205)}
- C02F 1/281: {using inorganic sorbents}
- C03B 19/00: Other methods of shaping glass (manufacture or treatment of flakes, fibres or filaments from softened glass, minerals or slags C03B37/00)
- C03B 19/01: by progressive fusion {or sintering} of powdered glass onto a shaping substrate, i.e. accretion {, e.g. plasma oxidation deposition (making fibre preforms C03B37/01291)}
- C03B 19/06: by sintering, {e.g. by cold isostatic pressing of powders and subsequent sintering, by hot pressing of powders, by sintering slurries or dispersions not undergoing a liquid phase reaction}
- C03C 11/00: Multi-cellular glass {; Porous or hollow glass or glass particles}
- C09K 3/32: for absorbing liquids to remove pollution, e.g. oil, gasoline, fat
- C02F 1/681: {by addition of solid materials for removing an oily layer on water}
- C02F 2101/32: Hydrocarbons, e.g. oil
- C02F 2101/325: {Emulsions}
- C02F 2103/007: {Contaminated open waterways, rivers, lakes or ponds}
- C02F 2103/32: from the food or foodstuff industry, e.g. brewery waste waters
- C02F 2305/08: Nanoparticles or nanotubes
- C10L: FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
- B01D: SEPARATION (separating solids from solids by wet methods B03B, B03D; by pneumatic jigs or tables B03B; by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges, vortex apparatus B04; presses per se for squeezing-out liquid from liquid-containing material B30B9/02; treatment of water C02F, e.g. softening by ion-exchange C02F1/42; {arrangements of air intake cleaners in gas turbine plants F02C7/05} ; arrangements or mounting of filters in air-conditioning, air-humidification or ventilation F24F13/28)
- B01J: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- C02F: TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE (separation in general B01D; special arrangements on waterborne vessels of installations for treating water, waste water or sewage, e.g. for producing fresh water, B63J; adding materials to water to prevent corrosion C23F; treating radioactively-contaminated liquids G21F9/04; regeneration of reactants for recirculation into processes, see the relevant places for the processes)
- C03B: MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03C: CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C09K: MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE

## Abstract

Glass microparticles and/or glass nanoparticles have been developed for use as: reflective paints; abrasive papers/wheels; flame retardant paints; thermal insulation for aggregates, self-cleaning building materials, absorbent of oils, diesel, gasoline, brake fluids, transmission fluids, ethanol, methanol, and acetone; cosmetics (lipstick, foundation, etc.), medicated dental implant, and targeted drug delivery systems.

## Claims

### Claim 1

A method of removing environmental hydrocarbon contamination comprising:
applying glass microparticles and/or glass nanoparticles to hydrocarbons in a contaminated area;
removing the glass microparticles and/or glass nanoparticles soaked with hydrocarbons from the contaminated area.

### Claim 2 (depends on 1)

The method of claim 1, wherein the glass microparticles and glass nanoparticles are applied to the hydrocarbons in the contaminated area.

### Claim 3 (depends on 1)

The method of claim 1, wherein glass microparticles and/or glass nanoparticles are produced from recycled glass.

### Claim 4 (depends on 1)

The method of claim 1, wherein the hydrocarbons comprises oil.

### Claim 5 (depends on 1)

The method of claim 1, wherein the hydrocarbons comprise gasoline or diesel.

### Claim 6 (depends on 1)

The method of claim 1, wherein the hydrocarbons comprise motor oil.

### Claim 7 (depends on 1)

The method of claim 1, wherein the hydrocarbons comprise brake and transmission fluids

### Claim 8 (depends on 1)

The method of claim 1, wherein hydrocarbons comprise ethanol or methanol.

### Claim 9 (depends on 1)

The method of claim 1, wherein the hydrocarbon comprise acetone.

### Claim 10 (depends on 1)

The method of claim 1, wherein the contaminated area comprises a roadway, driveway, raceway, or parking area.

### Claim 11 (depends on 1)

The method of claim 1, wherein the contaminated area comprises a body of water.

### Claim 12 (depends on 1)

The method of claim 1, further comprising using the resulting combination of hydrocarbon and glass particles as a fuel for another application.

### Claim 13 (depends on 1)

The method of claim 1, wherein the hydrocarbons comprises oil, gasoline, diesel, ethanol, methanol, brake fluids, transmission fluid, acetone, or mixtures thereof.

### Claim at position 14

14-43. (canceled)

### Claim 44 (depends on 1)

The method of claim 1, further comprising regenerating the glass microparticles and/or glass nanoparticles by removing the hydrocarbons.