CN110835496A - Flame-retardant single-component polyurethane waterproof coating - Google Patents
Flame-retardant single-component polyurethane waterproof coating Download PDFInfo
- Publication number
- CN110835496A CN110835496A CN201810937944.XA CN201810937944A CN110835496A CN 110835496 A CN110835496 A CN 110835496A CN 201810937944 A CN201810937944 A CN 201810937944A CN 110835496 A CN110835496 A CN 110835496A
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- Prior art keywords
- parts
- flame
- retardant
- waterproof coating
- component polyurethane
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/08—Polyurethanes from polyethers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a flame-retardant single-component polyurethane waterproof coating, which belongs to the technical field of waterproof coatings and comprises the following components in parts by weight: 100-200 parts of flame-retardant polyether polyol (FR-600), 50-100 parts of toluene diisocyanate, 200-400 parts of a filler, 10-30 parts of an organic silicon defoamer, 20-50 parts of a latent curing agent, 50-80 parts of a dispersing agent and 20-30 parts of a flame retardant.
Description
Technical Field
The invention belongs to the technical field of waterproof coatings, and particularly relates to a flame-retardant single-component polyurethane waterproof coating.
Background
The polyurethane waterproof paint is one kind of single component waterproof polyurethane paint prepared with isocyanate group-containing prepolymer prepared through addition polymerization of isocyanate, polyether, etc. and through mixing with catalyst, anhydrous assistant, anhydrous stuffing, solvent, etc. The paint is a reaction curing type (moisture curing) paint and has the characteristics of high strength, high elongation, good water resistance and the like. The adaptability to the deformation of the base layer is strong. The polyurethane waterproof paint is a single-component environment-friendly waterproof paint for liquid construction, takes imported polyurethane prepolymer as a basic component, and has no additives such as tar, asphalt and the like. It is cured after the contact of moisture in the air, and forms a firm, tough and seamless integral anti-film on the surface of a base layer.
In the prior art, the polyurethane waterproof coating has no flame retardant effect or has poor flame retardant effect and unstable flame retardant effect.
Disclosure of Invention
The flame-retardant single-component polyurethane waterproof coating has the advantages that the bonding force with a layer is strong, the coating is compact, no pinholes are formed, no air bubbles exist, the water vapor permeability coefficient is small, the construction can be directly carried out on the surface of a wet base layer, the construction speed is high, the construction period can be shortened, and the flame-retardant polyether polyol in the raw material formula has flame retardance, so that the flame retardance and the stability of the single-component polyurethane waterproof coating are improved.
In order to solve the problems in the prior art, the following technical scheme is adopted.
The flame-retardant single-component polyurethane waterproof coating comprises the following components in parts by weight: 100-200 parts of flame-retardant polyether polyol (FR-600), 50-100 parts of toluene diisocyanate, 200-400 parts of filler, 10-30 parts of organic silicon defoamer, 20-50 parts of latent curing agent, 50-80 parts of dispersing agent and 20-30 parts of flame retardant.
Furthermore, the toluene diisocyanate contains two isomers of 2, 4-toluene diisocyanate and 2, 6-toluene diisocyanate, and the 80/20 isomerization ratio is used as a raw material.
Further, the filler is one or a mixture of more than two of talcum powder, activated calcium carbonate and wollastonite powder.
Further, the latent curing agent is one of oxazolidine type or ketimine type latent curing agents.
Further, the flame retardant is one or more of tris (2-chloropropyl) phosphate (TCPP), dimethyl methyl phosphate (DMMP) and tris (2-chloroethyl) phosphate (TCEP).
Compared with the prior art, the invention has the following beneficial effects:
the flame-retardant single-component polyurethane waterproof coating has strong bonding force with a layer, compact coating, no pinholes, no bubbles, small water vapor permeability coefficient, high construction speed and capability of being directly constructed on the surface of a wet base layer, and the construction period can be shortened.
Detailed Description
The technical solution of the invention will be clearly and completely described below with reference to the embodiments of the invention. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
Example 1
The flame-retardant single-component polyurethane waterproof coating comprises the following components in parts by weight:
100 parts of flame-retardant polyether polyol (FR-600);
75 parts of toluene diisocyanate, wherein 60 parts of toluene 2, 4 diisocyanate and 15 parts of toluene 2, 6 diisocyanate are contained;
300 parts of talcum powder;
10 parts of an organic silicon defoaming agent;
35 parts of oxazolidine latent curing agent;
80 parts of a dispersing agent;
30 parts of flame retardant tri (2-chloropropyl) phosphate (TCPP).
Example 2
The flame-retardant single-component polyurethane waterproof coating comprises the following components in parts by weight:
200 parts of flame-retardant polyether polyol (FR-600);
100 parts of toluene diisocyanate, wherein 80 parts of toluene 2, 4 diisocyanate and 20 parts of toluene 2, 6 diisocyanate are contained;
200 parts of filler, wherein 100 parts of activated calcium carbonate and 100 parts of wollastonite powder.
20 parts of an organic silicon defoaming agent;
50 parts of a ketimine type latent curing agent;
50 parts of a dispersing agent;
and 20 parts of dimethyl methyl phosphate (DMMP) serving as a flame retardant.
Example 3
The flame-retardant single-component polyurethane waterproof coating comprises the following components in parts by weight:
150 parts of flame-retardant polyether polyol (FR-600);
50 parts of toluene diisocyanate, wherein 40 parts of toluene 2, 4 diisocyanate and 10 parts of toluene 2, 6 diisocyanate;
400 parts of filler, wherein 200 parts of talcum powder, 100 parts of active calcium carbonate and 100 parts of wollastonite powder.
30 parts of an organic silicon defoaming agent;
20 parts of oxazolidine latent curing agent;
65 parts of a dispersing agent;
25 parts of tris (2-chloroethyl) phosphate (TCEP).
The flame-retardant single-component polyurethane waterproof coating disclosed by any one of the embodiments has the advantages that the bonding force with the layer is strong, the coating is compact, no pinholes exist, no bubbles exist, the water vapor permeability coefficient is small, the construction can be directly carried out on the surface of a wet base layer, the construction speed is high, the construction period can be shortened, and the flame-retardant polyether polyol in the raw material formula has flame retardance, so that the flame retardance and the stability of the single-component polyurethane waterproof coating are improved.
Claims (5)
1. The flame-retardant single-component polyurethane waterproof coating is characterized by comprising the following components in parts by weight: 100-200 parts of flame-retardant polyether polyol (FR-600), 50-100 parts of toluene diisocyanate, 200-400 parts of filler, 10-30 parts of organic silicon defoamer, 20-50 parts of latent curing agent, 50-80 parts of dispersing agent and 20-30 parts of flame retardant.
2. The flame-retardant one-component polyurethane waterproof coating material according to claim 1, wherein the toluene diisocyanate contains two isomers of 2, 4-toluene diisocyanate and 2, 6-toluene diisocyanate, and the isomer ratio of 80/20 is used as a raw material.
3. The flame-retardant single-component polyurethane waterproof coating according to claim 1, wherein the filler is one or a mixture of more than two of talcum powder, activated calcium carbonate and wollastonite powder.
4. The flame-retardant one-component polyurethane waterproof coating material according to claim 1, wherein the latent curing agent is one of oxazolidine type or ketimine type latent curing agents.
5. The flame-retardant one-component polyurethane waterproof coating material according to claim 1, wherein the flame retardant is one or more of tris (2-chloropropyl) phosphate (TCPP), dimethyl methyl phosphate (DMMP) and tris (2-chloroethyl) phosphate (TCEP).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810937944.XA CN110835496A (en) | 2018-08-17 | 2018-08-17 | Flame-retardant single-component polyurethane waterproof coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810937944.XA CN110835496A (en) | 2018-08-17 | 2018-08-17 | Flame-retardant single-component polyurethane waterproof coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110835496A true CN110835496A (en) | 2020-02-25 |
Family
ID=69574209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810937944.XA Withdrawn CN110835496A (en) | 2018-08-17 | 2018-08-17 | Flame-retardant single-component polyurethane waterproof coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110835496A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021135723A1 (en) * | 2019-12-31 | 2021-07-08 | 安徽三棵树涂料有限公司 | Single-component non-flammable polyurethane fire protection paint and preparation method thereof |
| CN113088178A (en) * | 2020-12-29 | 2021-07-09 | 四川省威盾新材料有限公司 | High-solid-content weather-resistant flame-retardant single-component polyurethane waterproof coating and preparation thereof |
-
2018
- 2018-08-17 CN CN201810937944.XA patent/CN110835496A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021135723A1 (en) * | 2019-12-31 | 2021-07-08 | 安徽三棵树涂料有限公司 | Single-component non-flammable polyurethane fire protection paint and preparation method thereof |
| CN113088178A (en) * | 2020-12-29 | 2021-07-09 | 四川省威盾新材料有限公司 | High-solid-content weather-resistant flame-retardant single-component polyurethane waterproof coating and preparation thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200225 |