# US 11,299,606 B1 · Reinforced polymer-based compound

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- Number: US 11,299,606 B1
- Document ID: US11299606B1
- Status: Granted
- Kind: B1
- Application number: 17/395,490
- Filed: 2021-08-06
- Granted: 2022-04-12
- Earliest claimed: 2021-08-06
- Applicants: Anthony Staniulis, Jr.
- Inventors: Anthony Staniulis, Jr.
- Web page: https://patentgrep.com/patent/US11299606B1

## CPC

- C08L 23/06: Polyethylene
- C08K 3/016: Flame-proofing or flame-retarding additives
- C08K 5/0066: {Flame-proofing or flame-retarding additives}
- C09K 21/02: Inorganic materials
- C09K 21/12: containing phosphorus
- C09K 21/14: Macromolecular materials
- F25D 23/087: {Sealing strips}
- F28F 9/00: Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F 19/02: by using coatings, e.g. vitreous or enamel coatings
- F28F 21/06: of plastics material
- F28F 25/00: Component parts of trickle coolers (arrangements for increasing heat transfer F28F13/00; controlling arrangements F28F27/00)
- C08L 2201/02: Flame or fire retardant/resistant
- C08L 2201/08: Stabilised against heat, light or radiation or oxydation
- C08L 2207/062: HDPE
- F28F 2255/06: composite, e.g. polymers with fillers or fibres
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09)
- C09K: MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- F25D: REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR (refrigerated showcases A47F3/04; thermally-insulated vessels for domestic use A47J41/00; refrigerated vehicles, see the appropriate subclasses of classes B60 - B64; containers with thermal insulation in general B65D81/38; heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants, or materials for the production of heat or cold by chemical reactions other than by combustion C09K5/00; thermally-insulated vessels for liquefied or solidified gases F17C; air-conditioning or air-humidification F24F; refrigeration machines, plants, or systems F25B; cooling of instruments or comparable apparatus without refrigeration G12B)
- F28F: DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION (water and air traps, air venting F16)

## Abstract

A reinforced polymer-based compound comprises a base material, and at least one of a reactive flame-retardant material, an additive flame retardant material, an intumescent material coating, an antimicrobial agent, an ultraviolet light stabilizer and a ceramic coating, wherein the reinforced polymer-based compound is configured to withstand a first temperature range.

## Claims

### Claim 1

A reinforced polymer-based compound, comprising:
a base component, wherein the base component comprises a high-density polyethylene (HDPE), and
an additive component as a reinforcing component, wherein the additive component comprises a flame-retardant material, an intumescent material coating, an antimicrobial agent, and an ultraviolet light stabilizer, and wherein the flame-retardant material is from 0.1% by weight up to 30% by weight of the base component, the intumescent material is from 0.1% by weight up to 30% by weight of the base component, the antimicrobial agent is from 0.1% by weight up to 15% by weight of the base component, and the ultraviolet light stabilizer is from 0.1% by weight up to 5% by weight of the base component and
wherein the reinforced polymer-based compound is configured to withstand a first temperature range, and
wherein the reinforced polymer-based compound is used for fabricating a heat exchanger.

### Claim 2 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material comprises at least one selected from the group consisting of: a polyimide, a polybenzoxazole, a polybenzimidazole, and a polybenzthiazole.

### Claim 3 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material comprises a first polymer which is resulted from two polymer chains linked with periodic covalent bonds, or a second polymer with a single chain that is double-stranded.

### Claim 4 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material comprises an inorganic or a semi-organic polymer.

### Claim 5 (depends on 4)

The reinforced polymer-based compound according to claim 4, wherein the flame-retardant material comprises a cyclotriphosphazene ring, or a polysialate.

### Claim 6 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material is physically mixed with the base component, wherein the flame-retardant material comprises at least one selected from the group consisting of: an aluminum component, a phosphorus component, a nitrogen component, an antimony component, a chlorine component, a bromine component, a magnesium component, a zinc component, and a carbon component.

### Claim 7 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material is chemically built into the reinforced polymer-based compound.

### Claim 8 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material comprises a natural fiber.

### Claim 9 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material comprises a nanocomposite.

### Claim 10 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the flame-retardant material comprises at least one selected from the group consisting of: nano-dispersed montmorillonite clays in a polymer matrix of the reinforced polymer-based compound, organo-modified clays, TiO2 nanoparticles, silica nanoparticles, layered double hydroxides, and carbon nanotubes.

### Claim 11 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the intumescent material coating comprises a microporous carbonaceous foam.

### Claim 12 (depends on 11)

The reinforced polymer-based compound according to claim 11, wherein the intumescent material coating is formed by a chemical reaction of ammonium polyphosphate, a pentaerythritol, and a melamine.

### Claim 13 (depends on 12)

The reinforced polymer-based compound according to claim 12, wherein for the intumescent material coating, the chemical reaction takes place in a matrix formed by a molten binder.

### Claim 14 (depends on 13)

The reinforced polymer-based compound according to claim 13, wherein the molten binder is based at least on: vinyl acetate copolymers, and styrene acrylates.

### Claim 15 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the antimicrobial agent comprises at least one selected from the group consisting of: an isothazolone, an organosulfur, and a mercaptan.

### Claim 16 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the ultraviolet light stabilizer comprises at least one selected from the group consisting of: a hindered amine, a salicylate, a cyanoacrylate, and a nickel chelate.

### Claim 17 (depends on 1)

The reinforced polymer-based compound according to claim 1, wherein the first temperature range comprises a range from about of −30° F. to about 200° F.

### Claim 18 (depends on 1)

A method of fabricating a heat exchanger using the reinforced polymer-based compound of claim 1, comprising a step of coating the heat exchanger that is located outside or inside of a building structure with the reinforced polymer-based compound of claim 1.

### Claim 19 (depends on 1)

A method of fabricating a heat exchanger using the reinforced polymer-based compound of claim 1, comprising a step of forming the reinforced polymer-based compound into a geometrical shape based on the shape of the heat exchanger that is located outside or inside of a building structure.