CN112143290A - Environment-friendly water-based color paste and preparation process thereof - Google Patents
Environment-friendly water-based color paste and preparation process thereof Download PDFInfo
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- CN112143290A CN112143290A CN202011141102.7A CN202011141102A CN112143290A CN 112143290 A CN112143290 A CN 112143290A CN 202011141102 A CN202011141102 A CN 202011141102A CN 112143290 A CN112143290 A CN 112143290A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000008367 deionised water Substances 0.000 claims abstract description 33
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 33
- 239000000945 filler Substances 0.000 claims abstract description 26
- 239000000049 pigment Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 15
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 14
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 13
- 239000002270 dispersing agent Substances 0.000 claims abstract description 13
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims abstract description 10
- 229920000180 alkyd Polymers 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 9
- 239000011347 resin Substances 0.000 claims abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 8
- 239000010703 silicon Substances 0.000 claims abstract description 8
- 229920001807 Urea-formaldehyde Polymers 0.000 claims abstract description 7
- 239000000853 adhesive Substances 0.000 claims abstract description 7
- 230000001070 adhesive effect Effects 0.000 claims abstract description 7
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 claims abstract description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 7
- 239000003021 water soluble solvent Substances 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims description 18
- 239000003125 aqueous solvent Substances 0.000 claims description 14
- 239000003973 paint Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 7
- 238000000498 ball milling Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007865 diluting Methods 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000002904 solvent Substances 0.000 abstract description 8
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 230000002378 acidificating effect Effects 0.000 abstract description 2
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Classifications
-
- 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
- C09D17/00—Pigment pastes, e.g. for mixing in paints
-
- 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
- C09D17/00—Pigment pastes, e.g. for mixing in paints
- C09D17/001—Pigment pastes, e.g. for mixing in paints in aqueous medium
-
- 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
- C09D17/00—Pigment pastes, e.g. for mixing in paints
- C09D17/002—Pigment pastes, e.g. for mixing in paints in organic medium
Abstract
The invention provides an environment-friendly aqueous color paste and a preparation process thereof, and relates to the technical field of environment-friendly aqueous color pastes. The environment-friendly water-based color paste comprises, by weight, 20-28 parts of a water-soluble solvent, 5-8 parts of deionized water, 15-22 parts of a filler, 5-10 parts of a pigment, 3-4 parts of a dispersing agent and 2-4 parts of a defoaming agent, wherein the water-soluble pigment is prepared by mixing one or more of alkyd resin, organic silicon resin and methacrylate, and the filler is prepared by mixing and crushing nano calcium carbonate and a urea-formaldehyde resin adhesive. One or more of alkyd resin, organic silicon resin and methacrylate is matched with deionized water to serve as a water-based solvent, so that the whole water-based solvent is acidic, can be well adhered to a wall surface in use, is less in use ratio than the traditional ratio, and can reduce environmental pollution.
Description
Technical Field
The invention relates to the technical field of environment-friendly water-based color paste, and particularly relates to environment-friendly water-based color paste and a preparation process thereof.
Background
The coating generally comprises four basic components: film forming substances (resin and emulsion), pigments (including extender pigments), solvents, additives (auxiliaries) and the like, and the water-based paint uses water as a solvent or a paint of a dispersion medium, and compared with the traditional solvent-based paint, the water-based paint has the advantages of low price, safe use, resource and energy conservation, environmental pollution and public nuisance reduction and the like, so the water-based paint becomes the main direction for developing the paint industry at present.
The traditional water-based paint has more toxic solvents added, can volatilize when in use, not only pollutes the use occasions, but also is not beneficial to the environmental protection.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the environment-friendly water-based color paste and the preparation process thereof, and solves the problems that more toxic solvents are added in the traditional water-based paint, the toxic solvents are volatilized when the traditional water-based paint is used, the pollution is caused to the use occasion, and the environmental protection is not facilitated.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an environment-friendly water-based color paste comprises, by weight, 20-28 parts of a water-soluble solvent, 5-8 parts of deionized water, 15-22 parts of a filler, 5-10 parts of a pigment, 3-4 parts of a dispersant and 2-4 parts of a defoaming agent.
Preferably, the water-solubility is formed by mixing one or more of alkyd resin, silicone resin and methacrylate.
Preferably, the water-solubility is formed by mixing one or more of alkyd resin, silicone resin and methacrylate.
Preferably, the filler is prepared by mixing and crushing nano calcium carbonate and urea formaldehyde resin adhesive.
A preparation process of environment-friendly water-based color paste comprises the following steps: the preparation method comprises the following preparation steps:
step 1, firstly, adding part of deionized water into an aqueous solvent, diluting, then heating the mixed solution, and fully and uniformly stirring;
step 2, putting the filler and part of deionized water into a ball mill, and carrying out ball milling for 30-50 minutes;
step 3, putting the ball-milled filler into the heated aqueous solvent, fully stirring, and gradually adding a dispersing agent and a defoaming agent to prepare colorless aqueous color paste;
step 4, adding pigment into the colorless aqueous color paste, fully stirring, modulating the required color, standing the aqueous color paste, and cooling to room temperature;
and 5, filtering the prepared water-based color paste to remove solid particles in the color paste, thereby obtaining the environment-friendly water-based color paste.
Preferably, the heating temperature in step 1 is 60-80 ℃, and the temperature is maintained at 60-80 ℃ in both step 3 and step 4.
Preferably, the part of deionized water used in step 1 is 60% -70% of the total amount in the formula, and the rest is the part of deionized water in step 2.
Preferably, the pH value of the prepared environment-friendly water-based color paste is between 6.4 and 6.8.
Preferably, the standing time in the step 4 is not less than 15 minutes.
(III) advantageous effects
The invention provides an environment-friendly water-based color paste and a preparation process thereof. The method has the following beneficial effects:
1. according to the invention, one or more of alkyd resin, organic silicon resin and methacrylate is/are matched with deionized water to serve as an aqueous solvent, so that the whole aqueous solvent is acidic, can be well adhered to a wall surface when used, is less in used proportion than the traditional proportion, and can reduce environmental pollution.
2. According to the invention, through the matching at 60-80 ℃, and the filtering treatment after the matching, part of toxic gas easy to volatilize can be volatilized during production, and the recovery treatment can be facilitated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 embodiment of the invention provides an environment-friendly water-based color paste which comprises, by weight, 20 parts of a water-soluble solvent, 5 parts of deionized water, 15 parts of a filler, 5 parts of a pigment, 3 parts of a dispersing agent and 2 parts of a defoaming agent.
The water-solubility is formed by mixing alkyd resin, organic silicon resin and methacrylate in equal amount, and the filler is prepared by mixing and crushing nano calcium carbonate and urea-formaldehyde resin adhesive.
The preparation process of the environment-friendly water-based color paste comprises the following preparation steps:
step 1, firstly, adding part of deionized water into an aqueous solvent, diluting, then heating the mixed solution, and fully and uniformly stirring;
step 2, putting the filler and part of deionized water into a ball mill, and carrying out ball milling for 45 minutes;
step 3, putting the ball-milled filler into the heated aqueous solvent, fully stirring, and gradually adding a dispersing agent and a defoaming agent to prepare colorless aqueous color paste;
step 4, adding pigment into the colorless aqueous color paste, fully stirring, modulating the required color, standing the aqueous color paste, and cooling to room temperature;
and 5, filtering the prepared water-based color paste to remove solid particles in the color paste, thereby obtaining the environment-friendly water-based color paste.
The heating temperature in the step 1 is 70 ℃, the temperature in the step 3 and the temperature in the step 4 are both kept at 70 ℃, part of deionized water used in the step 1 is 65% of the total amount in the formula, the rest is the deionized water in the step 2, the pH value of the prepared environment-friendly aqueous color paste is 6.4-6.8, and the standing time in the step 4 is 25 minutes.
Example two:
the embodiment of the invention provides an environment-friendly water-based color paste which comprises, by weight, 28 parts of a water-soluble solvent, 8 parts of deionized water, 22 parts of a filler, 10 parts of a pigment, 4 parts of a dispersing agent and 4 parts of a defoaming agent.
The water-soluble paint is prepared by mixing one or more of alkyd resin, organic silicon resin and methacrylate, and the filler is prepared by mixing and crushing nano calcium carbonate and urea-formaldehyde resin adhesive.
The preparation process of the environment-friendly water-based color paste comprises the following preparation steps:
step 1, firstly, adding part of deionized water into an aqueous solvent, diluting, then heating the mixed solution, and fully and uniformly stirring;
step 2, putting the filler and part of deionized water into a ball mill, and carrying out ball milling for 45 minutes;
step 3, putting the ball-milled filler into the heated aqueous solvent, fully stirring, and gradually adding a dispersing agent and a defoaming agent to prepare colorless aqueous color paste;
step 4, adding pigment into the colorless aqueous color paste, fully stirring, modulating the required color, standing the aqueous color paste, and cooling to room temperature;
and 5, filtering the prepared water-based color paste to remove solid particles in the color paste, thereby obtaining the environment-friendly water-based color paste.
The heating temperature in the step 1 is 70 ℃, the temperature in the step 3 and the temperature in the step 4 are both kept at 70 ℃, part of deionized water used in the step 1 is 65% of the total amount in the formula, the rest is the deionized water in the step 2, the pH value of the prepared environment-friendly aqueous color paste is 6.4-6.8, and the standing time in the step 4 is 25 minutes.
Example three:
the embodiment of the invention provides an environment-friendly water-based color paste which comprises, by weight, 24 parts of a water-soluble solvent, 6.5 parts of deionized water, 18.5 parts of a filler, 7.5 parts of a pigment, 3.5 parts of a dispersant and 2.5 parts of a defoaming agent.
The water-soluble paint is prepared by mixing one or more of alkyd resin, organic silicon resin and methacrylate, and the filler is prepared by mixing and crushing nano calcium carbonate and urea-formaldehyde resin adhesive.
The preparation process of the environment-friendly water-based color paste comprises the following preparation steps:
step 1, firstly, adding part of deionized water into an aqueous solvent, diluting, then heating the mixed solution, and fully and uniformly stirring;
step 2, putting the filler and part of deionized water into a ball mill, and carrying out ball milling for 45 minutes;
step 3, putting the ball-milled filler into the heated aqueous solvent, fully stirring, and gradually adding a dispersing agent and a defoaming agent to prepare colorless aqueous color paste;
step 4, adding pigment into the colorless aqueous color paste, fully stirring, modulating the required color, standing the aqueous color paste, and cooling to room temperature;
and 5, filtering the prepared water-based color paste to remove solid particles in the color paste, thereby obtaining the environment-friendly water-based color paste.
The heating temperature in the step 1 is 70 ℃, the temperature in the step 3 and the temperature in the step 4 are both kept at 70 ℃, part of deionized water used in the step 1 is 65% of the total amount in the formula, the rest is the deionized water in the step 2, the pH value of the prepared environment-friendly aqueous color paste is 6.4-6.8, and the standing time in the step 4 is 30 minutes.
Example four:
the embodiment of the invention provides an environment-friendly water-based color paste which comprises, by weight, 24 parts of a water-soluble solvent, 6.5 parts of deionized water, 18.5 parts of a filler, 7.5 parts of a pigment, 3.5 parts of a dispersant and 2.5 parts of a defoaming agent.
The water-soluble paint is prepared by mixing one or more of alkyd resin, organic silicon resin and methacrylate, and the filler is prepared by mixing and crushing nano calcium carbonate and urea-formaldehyde resin adhesive.
The preparation process of the environment-friendly water-based color paste comprises the following preparation steps:
step 1, firstly, adding part of deionized water into an aqueous solvent, diluting, then heating the mixed solution, and fully and uniformly stirring;
step 2, putting the filler and part of deionized water into a ball mill, and carrying out ball milling for 45 minutes;
step 3, putting the ball-milled filler into the heated aqueous solvent, fully stirring, and gradually adding a dispersing agent and a defoaming agent to prepare colorless aqueous color paste;
step 4, adding pigment into the colorless aqueous color paste, fully stirring, modulating the required color, standing the aqueous color paste, and cooling to room temperature;
and 5, filtering the prepared water-based color paste to remove solid particles in the color paste, thereby obtaining the environment-friendly water-based color paste.
The heating temperature in the step 1 is 80 ℃, the temperature in the step 3 and the temperature in the step 4 are both kept at 80 ℃, part of deionized water used in the step 1 is 70% of the total amount in the formula, the rest is the deionized water in the step 2, the pH value of the prepared environment-friendly aqueous color paste is 6.4-6.8, and the standing time in the step 4 is 45 minutes.
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 (8)
1. An environment-friendly water-based color paste is characterized in that: the paint comprises, by weight, 20-28 parts of a water-soluble solvent, 5-8 parts of deionized water, 15-22 parts of a filler, 5-10 parts of a pigment, 3-4 parts of a dispersant and 2-4 parts of a defoaming agent.
2. The environment-friendly waterborne color paste according to claim 1, which is characterized in that: the water-solubility is formed by mixing one or more of alkyd resin, organic silicon resin and methacrylate.
3. The environment-friendly waterborne color paste according to claim 1, which is characterized in that: the filler is prepared by mixing and crushing nano calcium carbonate and urea-formaldehyde resin adhesive.
4. The preparation process of the environment-friendly water-based color paste is characterized by comprising the following steps of: the preparation method comprises the following preparation steps:
step 1, firstly, adding part of deionized water into an aqueous solvent, diluting, then heating the mixed solution, and fully and uniformly stirring;
step 2, putting the filler and part of deionized water into a ball mill, and carrying out ball milling for 30-50 minutes;
step 3, putting the ball-milled filler into the heated aqueous solvent, fully stirring, and gradually adding a dispersing agent and a defoaming agent to prepare colorless aqueous color paste;
step 4, adding pigment into the colorless aqueous color paste, fully stirring, modulating the required color, standing the aqueous color paste, and cooling to room temperature;
and 5, filtering the prepared water-based color paste to remove solid particles in the color paste, thereby obtaining the environment-friendly water-based color paste.
5. The preparation process of the environment-friendly water-based color paste according to claim 4, wherein the preparation process comprises the following steps: the heating temperature in step 1 is 60-80 ℃, and the temperature is maintained at 60-80 ℃ in both step 3 and step 4.
6. The preparation process of the environment-friendly water-based color paste according to claim 4, wherein the preparation process comprises the following steps: the part of deionized water used in the step 1 accounts for 60% -70% of the total amount in the formula, and the rest is the part of deionized water in the step 2.
7. The preparation process of the environment-friendly water-based color paste according to claim 1, which is characterized by comprising the following steps: the pH value of the prepared environment-friendly water-based color paste is between 6.4 and 6.8.
8. The preparation process of the environment-friendly water-based color paste according to claim 1, which is characterized by comprising the following steps: and the standing time in the step 4 is not less than 15 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011141102.7A CN112143290A (en) | 2020-10-22 | 2020-10-22 | Environment-friendly water-based color paste and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011141102.7A CN112143290A (en) | 2020-10-22 | 2020-10-22 | Environment-friendly water-based color paste and preparation process thereof |
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| CN112143290A true CN112143290A (en) | 2020-12-29 |
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|---|---|---|---|---|
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Application publication date: 20201229 |