# US 12,291,653 B2 · Water-based fire-resistance paint composition

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- Number: US 12,291,653 B2
- Document ID: US12291653B2
- Status: Granted
- Kind: B2
- Application number: 18/210,687
- Filed: 2023-06-16
- Published: 2024-04-11
- Granted: 2025-05-06
- Earliest claimed: 2022-06-16
- Assignees: Green Solution LLC
- Applicants: Green Solution LLC
- Inventors: Kwang Hwan Kim
- Web page: https://patentgrep.com/patent/US12291653B2

## CPC

- C09D 5/18: Fireproof paints {including high temperature resistant paints}
- C09D 7/20: Diluents or solvents
- C09D 7/45: Anti-settling agents
- C09D 7/61: inorganic
- C09D 7/63: organic
- C09D 7/65: macromolecular (C09D7/41-C09D7/48 take precedence)
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)

## Abstract

The present invention provides an inorganic eco-friendly water-based type fire-resistant paint composition comprising 5 to 15% by weight of pentaerythritol, 1 to 5% by weight of ethylenediaminetetraacetic acid (EDTA) as a water softener, 5 to 20% by weight of hydroxyethyl cellulose, 5 to 20% by weight of poly(vinyl acetate) emulsion, 10 to 25% by weight of ammonium polyphosphate, 5 to 20% by weight of melamine cyanurate, 1 to 10% by weight of glass fiber chop, 1 to 10% by weight of pigment, 3 to 25% by weight of propylene glycol, 5 to 20% by weight of Texanol ((3-hydroxy-2,2,4-trimethylpentyl) 2-methylpropanoate), and 1 to 5% by weight of additives.

## Claims

### Claim 1

A eco-friendly water-based type fire-resistant paint composition comprising 5 to 15% by weight of pentaerythritol, 1 to 5% by weight of ethylenediaminetetraacetic acid (EDTA) as a water softener, 5 to 20% by weight of hydroxyethyl cellulose, 5 to 20% by weight of poly(vinyl acetate) emulsion, 10 to 25% by weight of ammonium polyphosphate, 5 to 20% by weight of melamine cyanurate, 1 to 10% by weight of glass fiber chop, 1 to 10% by weight of pigment, 3 to 25% by weight of propylene glycol, 5 to 20% by weight of Texanol ((3-hydroxy-2,2,4-trimethylpentyl) 2-methylpropanoate), and 1 to 5% by weight of additives.

### Claim 2 (depends on 1)

The eco-friendly water-based type fire-resistant paint composition according to claim 1, wherein the additive is at least one selected from the group consisting of a dispersing agent and an antifoaming agent.

### Claim 3 (depends on 1)

The eco-friendly water-based type fire-resistant paint composition according to claim 1, wherein the fire-resistant paint composition further comprises 1 to 3% by weight of silicon nitride (Si3N4) and 1 to 3% by weight of aluminum oxynitride (AlON).

### Claim 4 (depends on 3)

The eco-friendly water-based type fire-resistant paint composition according to claim 3, wherein the fire-resistant paint composition further comprises 3 to 10% by weight of a copolymer represented by Formula 1 below:
wherein a, b and c represent mole fractions, and
a is 0.1 to 0.4, b is 0.1 to 0.4, c is 0.3 to 0.7, and a+b+c is 1.