CN112094550A - Environment-friendly low-ammonia nitrogen foaming coating - Google Patents
Environment-friendly low-ammonia nitrogen foaming coating Download PDFInfo
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- CN112094550A CN112094550A CN202010616234.4A CN202010616234A CN112094550A CN 112094550 A CN112094550 A CN 112094550A CN 202010616234 A CN202010616234 A CN 202010616234A CN 112094550 A CN112094550 A CN 112094550A
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- ammonia nitrogen
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
-
- 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
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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
- 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
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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 an environment-friendly low-ammonia nitrogen foaming coating, which belongs to the technical field of full-shading roller shutter fabric coatings and comprises the following components in percentage by mass: foam stabilizer: 3% -12%, sodium hydroxide or potassium hydroxide solution or organic amine: 0.1% -5%, cross-linking agent or coupling agent: 0.1% -2%, adhesive: 25% -60%, titanium dioxide: 5% -25%, kaolin: 5% -25%, pH regulator: 0.1% -3%, initiator: 0.1% -3%, reduce ammonia nitrogen class material, it is very pungent aqueous ammonia smell in the course of production to reduce, the operating personnel work of being convenient for, and reduce the ammonia nitrogen class material in the discharged sewage, reduce the sewage treatment cost, this kind of ammonia nitrogen foamed coating has reduced ammonia nitrogen class material from the source, solved in the prior art production process, the aqueous ammonia taste is very heavy, the aqueous ammonia is very heavy material of pungent taste, the problem that operating personnel hardly adapts to this kind of environment volume.
Description
Technical Field
The invention relates to the technical field of foaming coatings, in particular to an environment-friendly low-ammonia nitrogen foaming coating.
Background
In the field of full-shading foaming coating, the system used at present is mainly an acrylic emulsion system, a certain amount of titanium dioxide and kaolin are matched, a certain amount of foam stabilizer (ammonium stearate), foaming agent (emulsifier) and ammonia water are used, and the pH is usually required to be more than 9.5.
The proportion of ammonia added is therefore high, which generally causes two problems,
(1) in the production process, the ammonia water has heavy taste, the ammonia water is a substance with heavy irritant taste, and operators are difficult to adapt to the environment;
(2) the finally discharged sewage contains a large amount of ammonia nitrogen substances, and the sewage treatment cost is very high.
Disclosure of Invention
The invention provides an environment-friendly low-ammonia nitrogen foaming coating, and aims to solve the problem that in the production process of the prior art, ammonia water is heavy in taste, is a substance with heavy irritant taste, and is difficult for operators to adapt to the environment.
The invention is realized in such a way that the environment-friendly low ammonia nitrogen foaming coating comprises the following components in percentage by mass:
foam stabilizer: 3 to 12 percent of the total weight of the mixture,
sodium hydroxide or potassium hydroxide solution or organic amine: 0.1 to 5 percent of the total weight of the mixture,
crosslinking or coupling agents: 0.1 to 2 percent of the total weight of the mixture,
adhesive: 25 to 60 percent of the total weight of the mixture,
titanium dioxide: 5 to 25 percent of the total weight of the mixture,
kaolin: 5 to 25 percent of the total weight of the mixture,
pH regulator: 0.1 to 3 percent of the total weight of the mixture,
initiator: 0.1 to 3 percent.
In order to make the foamed coating have small smell and be nonflammable, the adhesive is preferably an aqueous acrylate or aqueous polyurethane dispersion as an environment-friendly low ammonia nitrogen foamed coating of the invention.
In order to improve the use performance of the foaming coating, the environment-friendly low ammonia nitrogen foaming coating is preferably selected, and the glass transition temperature value of the adhesive is-40 to +20 ℃.
In order to replace ammonium stearate, the foam stabilizer is preferably potassium stearate or sodium stearate or zinc stearate.
In order not to affect the water resistance of the foamed coating, the cross-linking agent or the coupling agent is preferably an environment-friendly low ammonia nitrogen foamed coating of the invention, and can be organic silicon, aziridine and the like
In order to induce the reaction, the initiator is preferably sulfate as the environment-friendly low ammonia nitrogen foaming coating of the invention.
Compared with the prior art, the invention has the beneficial effects that:
through substituting the aqueous ammonia with sodium hydroxide or potassium hydroxide solution or organic amine, substitute ammonium stearate with special surface treatment's potassium stearate or sodium stearate or zinc stearate, compare prior art's formula, the ammonia nitrogen class material has significantly reduced, the very sufficient aqueous ammonia taste of irritability in the production process has been reduced, the operating personnel work of being convenient for, and the ammonia nitrogen class material in the discharge sewage has been reduced, the sewage treatment cost is reduced, this kind of ammonia nitrogen foaming coating has reduced ammonia nitrogen class material from the source, environmental protection more.
Detailed Description
The invention provides a technical scheme that: an environment-friendly low ammonia nitrogen foaming coating comprises the following components in percentage by mass:
foam stabilizer: 3 to 12 percent of the total weight of the mixture,
sodium hydroxide or potassium hydroxide solution or organic amine: 0.1 to 5 percent of the total weight of the mixture,
crosslinking or coupling agents: 0.1 to 2 percent of the total weight of the mixture,
adhesive: 25 to 60 percent of the total weight of the mixture,
titanium dioxide: 5 to 25 percent of the total weight of the mixture,
kaolin: 5 to 25 percent of the total weight of the mixture,
pH regulator: 0.1 to 3 percent of the total weight of the mixture,
initiator: 0.1 to 3 percent.
In this embodiment: the ammonia water is replaced by the sodium hydroxide or potassium hydroxide solution or organic amine, and the ammonium stearate is replaced by the potassium stearate or sodium stearate or zinc stearate with special surface treatment, so that ammonia nitrogen substances are reduced, the ammonia water smell with sufficient irritation in the production process is reduced, the work of operators is facilitated, the ammonia nitrogen substances in the discharged sewage are reduced, and the sewage treatment cost is reduced.
As a technical optimization scheme of the invention, the adhesive is a waterborne acrylate or waterborne polyurethane dispersion.
In this embodiment: the adhesive is water-based acrylate or water-based polyurethane dispersoid, and has the advantages of non-flammability, little smell, no environmental pollution, energy conservation, convenient operation and processing, and the like.
As a technical optimization scheme of the invention, the glass transition temperature value of the adhesive is-40 to +20 ℃.
In this embodiment: the glass transition temperature value of the adhesive is-40 to +20 ℃, and the usability and the manufacturability of the foaming coating are improved.
According to a technical optimization scheme of the invention, the foam stabilizer is potassium stearate, sodium stearate or zinc stearate.
In this embodiment: the nitrogen species are further reduced by substituting potassium stearate or sodium stearate or zinc stearate for ammonium stearate.
As a technical optimization scheme of the invention, the cross-linking agent or the coupling agent can be organic silicon, aziridine, isocyanate and the like.
In this embodiment: after the ammonium stearate is replaced by potassium stearate, sodium stearate and zinc stearate, the metal ion concentration of the system is relatively high, and the water resistance of the product is easily influenced, so that a certain amount of cross-linking agent or coupling agent needs to be added, and the substances can be organic silicon, aziridine and isocyanate.
As a technical optimization scheme of the invention, the initiator is sulfate.
In this embodiment: the sulfate plays a role in initiating and inducing various substance components to react.
The working principle is as follows: mixing the following powder into a mixing agent, potassium stearate or sodium stearate or zinc stearate according to the mass percentage: 3% -12%, sodium hydroxide or potassium hydroxide solution or organic amine: 0.1% -5%, cross-linking agent or coupling agent: 0.1% -2%, adhesive: 25% -60%, titanium dioxide: 5% -25%, kaolin: 5% -25%, foam stabilizer: 3% -12%, pH regulator: 0.1% -3%, by replacing ammonia water with sodium hydroxide or potassium hydroxide solution or organic amine, and replacing ammonium stearate with potassium stearate or sodium stearate or zinc stearate with special surface treatment, ammonia nitrogen substances are reduced, the ammonia water smell with sufficient irritation in the production process is reduced, the operation of operators is facilitated, the ammonia nitrogen substances in the discharged sewage are reduced, and the sewage treatment cost is reduced.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an environment-friendly low ammonia nitrogen foaming coating which characterized in that: comprises the following components in percentage by mass:
foam stabilizer: 3 to 12 percent of the total weight of the mixture,
sodium hydroxide or potassium hydroxide solution or organic amine: 0.1 to 5 percent of the total weight of the mixture,
crosslinking or coupling agents: 0.1 to 2 percent of the total weight of the mixture,
adhesive: 25 to 60 percent of the total weight of the mixture,
titanium dioxide: 5 to 25 percent of the total weight of the mixture,
kaolin: 5 to 25 percent of the total weight of the mixture,
pH regulator: 0.1 to 3 percent of the total weight of the mixture,
initiator: 0.1 to 3 percent.
2. The environment-friendly low ammonia nitrogen foaming coating of claim 1, characterized in that: the adhesive is water-based acrylate or water-based polyurethane dispersoid.
3. The environment-friendly low ammonia nitrogen foaming coating of claim 1, characterized in that: the glass transition temperature value of the adhesive is-40 to +20 ℃.
4. The environment-friendly low ammonia nitrogen foaming coating of claim 1, characterized in that: the foam stabilizer is potassium stearate, sodium stearate or zinc stearate.
5. The environment-friendly low ammonia nitrogen foaming coating of claim 1, characterized in that: the crosslinking or coupling agent may be silicones, aziridines, isocyanates, and the like.
6. The environment-friendly low ammonia nitrogen foaming coating of claim 1, characterized in that: the initiator is sulfate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010616234.4A CN112094550A (en) | 2020-07-01 | 2020-07-01 | Environment-friendly low-ammonia nitrogen foaming coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010616234.4A CN112094550A (en) | 2020-07-01 | 2020-07-01 | Environment-friendly low-ammonia nitrogen foaming coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112094550A true CN112094550A (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010616234.4A Pending CN112094550A (en) | 2020-07-01 | 2020-07-01 | Environment-friendly low-ammonia nitrogen foaming coating |
Country Status (1)
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT276781B (en) * | 1965-02-02 | 1969-12-10 | Metallgesellschaft Ag | PROCESS FOR THE MANUFACTURING OF FOAM COVERS ON METALLIC AND NON-METALLIC OBJECTS |
| CN110982029A (en) * | 2019-11-21 | 2020-04-10 | 万华化学集团股份有限公司 | Waterborne polyurethane resin emulsion for waterborne space leather base and preparation method thereof, waterborne space leather base and preparation method thereof |
| CN112647306A (en) * | 2020-11-10 | 2021-04-13 | 扬州大学 | Solid-liquid mixed type foam stabilizer and preparation method thereof |
-
2020
- 2020-07-01 CN CN202010616234.4A patent/CN112094550A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT276781B (en) * | 1965-02-02 | 1969-12-10 | Metallgesellschaft Ag | PROCESS FOR THE MANUFACTURING OF FOAM COVERS ON METALLIC AND NON-METALLIC OBJECTS |
| CN110982029A (en) * | 2019-11-21 | 2020-04-10 | 万华化学集团股份有限公司 | Waterborne polyurethane resin emulsion for waterborne space leather base and preparation method thereof, waterborne space leather base and preparation method thereof |
| CN112647306A (en) * | 2020-11-10 | 2021-04-13 | 扬州大学 | Solid-liquid mixed type foam stabilizer and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 王小君等: "水性聚氨酯发泡涂层的成膜性能", 《印染》 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201218 |
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| RJ01 | Rejection of invention patent application after publication |