CN113214694A - Multifunctional auxiliary agent - Google Patents
Multifunctional auxiliary agent Download PDFInfo
- Publication number
- CN113214694A CN113214694A CN202110199490.2A CN202110199490A CN113214694A CN 113214694 A CN113214694 A CN 113214694A CN 202110199490 A CN202110199490 A CN 202110199490A CN 113214694 A CN113214694 A CN 113214694A
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- CN
- China
- Prior art keywords
- agent
- thickening agent
- dispersing agent
- thickening
- multifunctional
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/02—Emulsion paints including aerosols
- C09D5/024—Emulsion paints including aerosols characterised by the additives
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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
- C09D7/43—Thickening agents
- C09D7/44—Combinations of two or more thickening agents
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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
- C09D7/65—Additives macromolecular
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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)
- Dispersion Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to the technical field of emulsion paint auxiliaries, and discloses a multifunctional auxiliary, which comprises the following raw materials in percentage by weight: 20-50% of a first thickening agent, 20-50% of a second thickening agent and 20-40% of a dispersing agent. The multifunctional auxiliary agent has the advantages of simplifying the process, being convenient to use, improving the performance of the emulsion paint and reducing the cost, and solves the problems that in the existing emulsion paint production formula, hydroxyethyl cellulose is used as a liquid material for thickening, and a water agent nano salt dispersing agent is used as a dispersing agent of powder, the above materials are used after the dispersion liquid material is alkaline due to the fact that the pH value of the dispersion liquid material is adjusted by water agent industrial amine, the procedure is complex, the multifunctional auxiliary agent is not easy to control, the powder material is condensed and coarsened due to the difference of cellulose, the dispersing agent, the dosage of the pH adjusting agent, the proportion or the material index easily occurs in the later storage process, the coating precipitates and agglomerates, the use is influenced, and the water resistance of the coating film can be reduced due to the use of the hydroxyethyl cellulose and the nano salt dispersing agent in the coating.
Description
Technical Field
The invention relates to the technical field of emulsion paint auxiliaries, in particular to a multifunctional auxiliary.
Background
The emulsion paint is a water-based paint prepared by adding pigment, filler and various auxiliary agents into a synthetic resin emulsion as a base material, is also called a synthetic resin emulsion paint, is one of organic paints, and can be called a water-based paint when water is used as a solvent or a dispersion medium, and comprises three types of water-soluble paints, water-dilutable paints and water-dispersible paints (latex paints).
The hydroxyethyl cellulose is used as a liquid material thickening agent and the aqueous nano salt dispersing agent is used as a dispersing agent of powder in the existing latex paint production formula, the materials are also used after the pH value is adjusted by aqueous industrial amine until the dispersion liquid material is alkaline, the process is complex and difficult to control, the problems of coagulation and coarse of the powder, precipitation and agglomeration of the paint and influence on use are easily caused by the difference of the dosage, the proportion or the material index of the cellulose, the dispersing agent and the pH adjusting agent in the later storage process, and the water resistance of the coating film is reduced by using the hydroxyethyl cellulose and the nano salt dispersing agent in the paint, so that the multifunctional auxiliary agent is provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a multifunctional auxiliary agent which has the advantages of simplifying the working procedures, being convenient to use, improving the performance of the emulsion paint and reducing the cost, and solves the problems that hydroxyethyl cellulose is used as a liquid material for thickening, and a water agent nano-salt dispersing agent is used as a dispersing agent of powder in the production formula of the existing emulsion paint, the pH value of the materials is adjusted by water agent industrial amine until the dispersing liquid material is alkaline, the procedures are complex and difficult to control, the powder material is condensed and coarsened easily in the later storage process due to the difference of the using amounts, the proportion or the material indexes of the cellulose, the dispersing agent and the pH adjusting agent, the coating is precipitated and agglomerated to influence the use, and the water resistance of a coating film can be reduced due to the use of the hydroxyethyl cellulose and the nano-salt dispersing agent in the coating.
(II) technical scheme
In order to realize the purposes of simplifying the working procedures, being convenient to use, improving the performance of the emulsion paint and reducing the cost, the invention provides the following technical scheme: the multifunctional additive comprises the following raw materials in percentage by weight: 20-50% of a first thickening agent, 20-50% of a second thickening agent and 20-40% of a dispersing agent.
Preferably, the thickener comprises 20% of the first thickener, 50% of the second thickener and 30% of the dispersant.
Preferably, the thickener comprises 30% of the first thickener, 40% of the second thickener and 30% of the dispersant.
Preferably, the thickener comprises 40% of the first thickener, 30% of the second thickener and 30% of the dispersant.
Preferably, the first thickener is xanthan gum, the second thickener is guar gum, and the dispersant is a PC high molecular substance.
Preferably, the method comprises the following steps:
1) preparing materials: respectively weighing a first thickening agent, a second thickening agent and a dispersing agent according to the weight percentage;
2) mixing and stirring: sequentially putting the first thickening agent, the second thickening agent and the dispersing agent weighed in the step 1) into a stirrer, closing a tank cover, and then starting the stirrer to fully stir for at least twenty minutes;
3) packaging: pouring the mixture stirred in the step 2) into a container, placing the container, covering the container with a cover, and preventing dust from entering the container, thereby obtaining the multifunctional auxiliary agent.
(III) advantageous effects
Compared with the prior art, the invention provides a multifunctional auxiliary agent, which has the following beneficial effects:
1. the multifunctional assistant is a dry powder multifunctional assistant, is instant in water, is convenient to use, has the functions of thickening, dispersing powder and the like in emulsion paint, can play a role under neutral pH value of liquid materials, only 2.5 kilograms of the multifunctional assistant are needed in each ton of emulsion paint, and can replace 3 kilograms of hydroxyethyl cellulose, 6 to 8 kilograms of liquid sodium salt dispersant and 1.5 to 2 kilograms of pH regulator in the existing formula, PC high molecular substances in the multifunctional assistant are instant in water in a dispersed state, the multifunctional assistant can adsorb and disperse powder, the dispersing performance is high, the liquid-material ratio can be dispersed under the condition that the liquid-material ratio reaches 2.8:7.2, the existing formula material can only reach the liquid-material ratio of 3.7:6.3, the multifunctional assistant and other powder form a film after a film is dried, the strength of the emulsion paint can be enhanced, the water resistance of the film is improved, xanthan gum contained in the multifunctional assistant has good pseudoplasticity, when the emulsion paint liquid material added with the multifunctional auxiliary agent is produced in a high-speed dispersion mode, the viscosity of the liquid material is lowered and easy to disperse, when the dispersion speed is reduced or stopped, the viscosity is increased, a good suspension thickening effect is achieved on the liquid material, the thickening performance is stable, guar gum and xanthan gum contained in the multifunctional auxiliary agent synergistically thicken the liquid material, the leveling performance of the emulsion paint is improved, and the emulsion paint is constructed more smoothly.
2. The multifunctional auxiliary agent is added with pseudoplasticity of the latex paint, when the latex paint has the effect of construction external force, the viscosity of the material is reduced, the construction is easy, after the material is constructed to the veneer, the construction external force disappears, the viscosity is increased, the anti-sagging performance of the latex paint is improved, the viscosity is increased, stable and not easy to precipitate when the latex paint is kept still and stored, the storage period is prolonged, the production cost of the latex paint is reduced, and the use cost of the multifunctional auxiliary agent is reduced by about 50 percent compared with the cost of corresponding materials in the existing formula, so that the purposes of simplifying the process, being convenient to use, improving the performance of the latex paint and reducing the.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the multifunctional additive comprises the following raw materials in percentage by weight: xanthan gum 20%, guar gum 50% and PC high molecular substance 30%.
1) Preparing materials: respectively weighing a first thickening agent, a second thickening agent and a dispersing agent according to the weight percentage;
2) mixing and stirring: sequentially putting the first thickening agent, the second thickening agent and the dispersing agent weighed in the step 1) into a stirrer, closing a tank cover, and then starting the stirrer to fully stir for at least twenty minutes;
3) packaging: pouring the mixture stirred in the step 2) into a container, placing the container, covering the container with a cover, and preventing dust from entering the container, thereby obtaining the multifunctional auxiliary agent.
Example two:
the multifunctional additive comprises the following raw materials in percentage by weight: 30% of xanthan gum, 40% of guar gum and 30% of PC high molecular substance.
1) Preparing materials: respectively weighing a first thickening agent, a second thickening agent and a dispersing agent according to the weight percentage;
2) mixing and stirring: sequentially putting the first thickening agent, the second thickening agent and the dispersing agent weighed in the step 1) into a stirrer, closing a tank cover, and then starting the stirrer to fully stir for at least twenty minutes;
3) packaging: pouring the mixture stirred in the step 2) into a container, placing the container, covering the container with a cover, and preventing dust from entering the container, thereby obtaining the multifunctional auxiliary agent.
Example three:
the multifunctional additive comprises the following raw materials in percentage by weight: 40% of xanthan gum, 30% of guar gum and 30% of PC high molecular substance.
1) Preparing materials: respectively weighing a first thickening agent, a second thickening agent and a dispersing agent according to the weight percentage;
2) mixing and stirring: sequentially putting the first thickening agent, the second thickening agent and the dispersing agent weighed in the step 1) into a stirrer, closing a tank cover, and then starting the stirrer to fully stir for at least twenty minutes;
3) packaging: pouring the mixture stirred in the step 2) into a container, placing the container, covering the container with a cover, and preventing dust from entering the container, thereby obtaining the multifunctional auxiliary agent.
The invention has the beneficial effects that: the emulsion paint can replace 3 kg of hydroxyethyl cellulose, 6-8 kg of liquid sodium salt dispersant and 1.5-2 kg of PH regulator in the existing formula by only 2.5 kg of multifunctional assistant, PC high molecular substance in the multifunctional assistant is dissolved in water in a dispersing state, powder is absorbed and dispersed, the dispersing performance is high, the powder can be dispersed when the liquid-material ratio reaches 2.8:7.2, the existing formula material can only reach the liquid-material ratio of 3.7:6.3, the multifunctional assistant and other powder form a film after the film is dried, the strength of the emulsion paint can be enhanced, the water resistance of the film is improved, xanthan gum contained in the multifunctional assistant has good pseudoplasticity, the viscosity of the liquid material of the emulsion paint added with the multifunctional assistant is reduced and easy to disperse when the dispersion speed is reduced or stopped, the viscosity is increased, and the emulsion paint has good suspension thickening effect, the thickening performance is stable, guar gum and xanthan gum contained in the multifunctional auxiliary agent synergistically thicken liquid materials, the leveling performance of the emulsion paint is improved, the emulsion paint construction is smoother, the pseudoplasticity of the emulsion paint is increased, when the emulsion paint has the external construction force, the viscosity of the material is reduced, the construction is easy, after the material is constructed to a veneer, the external construction force disappears, the viscosity is increased, the anti-sagging performance of the emulsion paint is improved, the viscosity is increased, stable and not easy to precipitate when the emulsion paint is kept still for storage, the storage period is prolonged, the production cost of the emulsion paint is reduced, the use cost of the multifunctional auxiliary agent is reduced by about 50% compared with the cost of corresponding materials in the existing formula, and therefore the purposes of simplifying the process, being convenient to use, improving the emulsion paint performance and reducing the cost are achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The multifunctional additive is characterized by comprising the following raw materials in percentage by weight: 20-50% of a first thickening agent, 20-50% of a second thickening agent and 20-40% of a dispersing agent.
2. The multifunctional additive according to claim 1, comprising the following raw materials in percentage by weight: 20% of a first thickening agent, 50% of a second thickening agent and 30% of a dispersing agent.
3. The multifunctional additive according to claim 1, comprising the following raw materials in percentage by weight: 30% of a first thickening agent, 40% of a second thickening agent and 30% of a dispersing agent.
4. The multifunctional additive according to claim 1, comprising the following raw materials in percentage by weight: 40% of a first thickening agent, 30% of a second thickening agent and 30% of a dispersing agent.
5. The multifunctional additive according to claim 1, wherein the first thickener is xanthan gum, the second thickener is guar gum, and the dispersant is a PC polymer.
6. The multifunctional adjuvant of claim 1 comprising the steps of:
1) preparing materials: respectively weighing a first thickening agent, a second thickening agent and a dispersing agent according to the weight percentage;
2) mixing and stirring: sequentially putting the first thickening agent, the second thickening agent and the dispersing agent weighed in the step 1) into a stirrer, closing a tank cover, and then starting the stirrer to fully stir for at least twenty minutes;
3) packaging: pouring the mixture stirred in the step 2) into a container, placing the container, covering the container with a cover, and preventing dust from entering the container, thereby obtaining the multifunctional auxiliary agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110199490.2A CN113214694A (en) | 2021-02-23 | 2021-02-23 | Multifunctional auxiliary agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110199490.2A CN113214694A (en) | 2021-02-23 | 2021-02-23 | Multifunctional auxiliary agent |
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| Publication Number | Publication Date |
|---|---|
| CN113214694A true CN113214694A (en) | 2021-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110199490.2A Pending CN113214694A (en) | 2021-02-23 | 2021-02-23 | Multifunctional auxiliary agent |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102558932A (en) * | 2010-12-15 | 2012-07-11 | 张家港市惠发塑胶有限公司 | Composite coating additive |
| CN103044607A (en) * | 2011-10-13 | 2013-04-17 | 马军 | Acidizing fluid thickener synthetic process based on control of reaction monomer ratio |
| CN106147467A (en) * | 2015-04-01 | 2016-11-23 | 山西亮龙涂料有限公司 | A kind of water-soluble colorful coating and preparation technology thereof |
| CN107916040A (en) * | 2017-10-30 | 2018-04-17 | 合肥林邦门业有限公司 | A kind of high adhesion force water-borne acrylic coatings |
| US20180105706A1 (en) * | 2016-10-14 | 2018-04-19 | Valspar Sourcing, Inc. | Waterborne latex coating compositions with viscosity-modifying coalescence aids |
| CN108250883A (en) * | 2018-01-24 | 2018-07-06 | 河北晨阳工贸集团有限公司 | A kind of aqueous transparent glaze host agent and preparation method thereof |
| CN110643235A (en) * | 2019-10-16 | 2020-01-03 | 江苏久诺建材科技股份有限公司 | Water-based negative ion interior wall coating and preparation method thereof |
| WO2020035124A1 (en) * | 2018-08-13 | 2020-02-20 | Rhodia Operations | Surface active adjuvant for coatings |
-
2021
- 2021-02-23 CN CN202110199490.2A patent/CN113214694A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102558932A (en) * | 2010-12-15 | 2012-07-11 | 张家港市惠发塑胶有限公司 | Composite coating additive |
| CN103044607A (en) * | 2011-10-13 | 2013-04-17 | 马军 | Acidizing fluid thickener synthetic process based on control of reaction monomer ratio |
| CN106147467A (en) * | 2015-04-01 | 2016-11-23 | 山西亮龙涂料有限公司 | A kind of water-soluble colorful coating and preparation technology thereof |
| US20180105706A1 (en) * | 2016-10-14 | 2018-04-19 | Valspar Sourcing, Inc. | Waterborne latex coating compositions with viscosity-modifying coalescence aids |
| CN107916040A (en) * | 2017-10-30 | 2018-04-17 | 合肥林邦门业有限公司 | A kind of high adhesion force water-borne acrylic coatings |
| CN108250883A (en) * | 2018-01-24 | 2018-07-06 | 河北晨阳工贸集团有限公司 | A kind of aqueous transparent glaze host agent and preparation method thereof |
| WO2020035124A1 (en) * | 2018-08-13 | 2020-02-20 | Rhodia Operations | Surface active adjuvant for coatings |
| CN110643235A (en) * | 2019-10-16 | 2020-01-03 | 江苏久诺建材科技股份有限公司 | Water-based negative ion interior wall coating and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 段久芳编著: "《天然高分子材料》", 30 September 2016, 华中科技大学出版社 * |
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Application publication date: 20210806 |