CN111349381A - Novel crack paint for ceramic surface decoration and preparation method thereof - Google Patents
Novel crack paint for ceramic surface decoration and preparation method thereof Download PDFInfo
- Publication number
- CN111349381A CN111349381A CN201811561806.2A CN201811561806A CN111349381A CN 111349381 A CN111349381 A CN 111349381A CN 201811561806 A CN201811561806 A CN 201811561806A CN 111349381 A CN111349381 A CN 111349381A
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- parts
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- decorating
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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
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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
- C09D5/28—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for wrinkle, crackle, orange-peel, or similar decorative effects
Abstract
The invention provides a novel crack paint for ceramic surface decoration and a preparation method thereof, wherein the crack paint comprises the following components in parts by weight: 30-55 parts of polyurethane resin; 20-40 parts of epoxy resin; 4-7 parts of a pigment; 10-18 parts of a solvent; 0.5-2 parts of an auxiliary agent; 6-12 parts of a curing agent. The crackle paint disclosed by the invention has the advantages of attractiveness of ceramic crackle paint, avoidance of high-temperature roasting, reduction of energy consumption, good decorative effect, attractiveness and environmental friendliness, simple preparation method, capability of large-scale production and suitability for popularization.
Description
Technical Field
The invention relates to a crack paint, in particular to a novel crack paint for ceramic surface decoration and a preparation method thereof.
Background
The ceramic glaze is a covering layer for decorating the surface of a ceramic blank, and the traditional ceramic glaze is a glaze layer formed on the surface of a ceramic ligand after natural mineral raw materials and chemical raw materials are mixed according to a certain proportion and ground into slurry, and the slurry is coated on the surface of the ceramic blank or a biscuit part through the process operations of soaking, leaching, spraying and the like and is roasted at high temperature. The crackle of the original glaze surface is a natural cracking phenomenon of the porcelain glaze surface, people consciously utilize the cracking rule to manufacture the crackle glaze as a special decoration of the porcelain, the crackle glaze is caused by different expansion coefficients of a blank and the glaze surface, the formation of the glaze crack needs to be formed by secondary firing, thus causing the waste of energy, and in addition, the selection of the color of the porcelain is limited by high-temperature firing; therefore, a new decoration method is required for the surface of the ceramic, and it is hoped that the decoration method can not only realize the special decoration effect of the ceramic, but also reduce the waste of energy.
Disclosure of Invention
The invention aims to provide a baking-free ceramic surface decorative paint and a preparation method thereof, which effectively solve the problems of high energy consumption and single color of glaze sintering.
The technical scheme adopted by the invention for solving the technical problems is as follows: the novel crack paint for ceramic surface decoration comprises the following components in parts by weight: 30-55 parts of polyurethane resin; 20-40 parts of epoxy resin; 4-7 parts of a pigment; 10-18 parts of a solvent; 0.5-2 parts of an auxiliary agent; 6-12 parts of a curing agent.
Preferably, the crack lacquer consists of the following components in parts by weight: 33-51 parts of polyurethane resin; 20-25 parts of epoxy resin; 4-6 parts of a pigment; 12-17 parts of a solvent; 0.5-1.5 parts of an auxiliary agent; 7-12 parts of a curing agent.
Further preferably, the crack lacquer is prepared from the following components in parts by weight: 45 parts of polyurethane resin; 25 parts of epoxy resin; 5 parts of pigment; 14 parts of a solvent; 1 part of an auxiliary agent; 10 parts of curing agent.
Further, the solid content of the polyurethane resin is more than or equal to 65 percent.
Further, the particle size of the pigment is 200-325 meshes.
Further, the solvent is: one or more of toluene, xylene, butyl acetate, ethyl acetate, acetone and propylene glycol butyl ether.
Further, the auxiliary agent is: dispersing agent, wetting agent, flatting agent, defoaming agent and thixotropic agent.
The preparation method of the crack lacquer based on the components comprises the following steps:
(1) preparation of the Mixed resin
Adding polyurethane resin into a dispersion cylinder, sequentially adding epoxy resin, a solvent and an auxiliary agent under the stirring state, and stirring for 10 minutes to uniformly mix the raw materials to prepare mixed resin;
(2) initial mixing
Adding pigment into the mixed resin under stirring, increasing the revolution, and dispersing until no large particles exist;
(3) sanding
Grinding the slurry dispersed to be free of large particles by using a sand mill until the fineness is 40 micrometers;
(4) paint mixing
Adding solvent and auxiliary agent, regulating viscosity to 120 s, filtering and packaging.
The crackle paint disclosed by the invention has the advantages of attractiveness of ceramic crackle paint, avoidance of high-temperature roasting, reduction of energy consumption, good decorative effect, attractiveness and environmental friendliness, simple preparation method, capability of large-scale production and suitability for popularization.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
The baking-free ceramic surface decorative paint comprises the following components in parts by weight: 44 parts of polyurethane resin; 27 parts of epoxy resin; 5 parts of pigment; 15 parts of a solvent; 1 part of an auxiliary agent; 8 parts of a curing agent;
wherein the solid content of the polyurethane resin is more than or equal to 65 percent, and the pigment is 200-325 meshes;
the solvent is propylene glycol butyl ether; the auxiliary agent is a thixotropic agent, in particular bentonite.
The preparation method comprises the following steps:
(1) preparation of the Mixed resin
Firstly, adding polyurethane resin into a dispersion cylinder, then adding epoxy resin under the stirring state, and stirring for 10 minutes to uniformly mix the raw materials to prepare the required mixed resin;
(2) second order dispersion
The mixed resin was added with the pigment under stirring, and the number of stirring revolutions was increased to disperse it until no large particles were present.
(3) Sanding
The slurry dispersed to the absence of large particles was ground to a fineness of 40 μm using a sand mill.
(4) Paint mixing
Adding solvent and auxiliary agent, regulating viscosity to 120 s, filtering and packaging.
Example 2:
the baking-free ceramic surface decorative paint comprises the following components in parts by weight: 50 parts of polyurethane resin; 22 parts of epoxy resin; 4 parts of pigment; 12 parts of a solvent; 1.5 parts of an auxiliary agent; 10.5 parts of a curing agent;
wherein the solid content of the polyurethane resin is more than or equal to 65 percent, and the pigment is 200-325 meshes;
the solvent is as follows: 5 parts of toluene; 7 parts of dimethylbenzene;
the auxiliary agent is: 0.5 part of non-silicon flatting agent; 1 part of carboxylic acid wetting agent.
The preparation method is the same as that of example 1.
Example 3
The baking-free ceramic surface decorative paint comprises the following components in parts by weight: 45 parts of polyurethane resin; 25 parts of epoxy resin; 5 parts of pigment; 14 parts of a solvent; 1 part of an auxiliary agent; 10 parts of a curing agent;
wherein the solid content of the polyurethane resin is more than or equal to 65 percent, and the pigment is 200-325 meshes;
the solvent is acetone; the auxiliary agent is an organic silicon defoaming agent.
The preparation method is the same as that of example 1.
The use method of the crack paint comprises the following steps: the surface of the ceramic blank is firstly coated with polyurethane paint after being dried by using epoxy paint as a sealing primer, and the polyurethane paint is sprayed with baking-free crackle paint after being dried, and is taken out after being baked in a 60 ℃ oven for 15 minutes, so that the surface of the ceramic blank is bright and the cracks are clear.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The novel crack paint for ceramic surface decoration is characterized by comprising the following components in parts by weight: 30-55 parts of polyurethane resin; 20-40 parts of epoxy resin; 4-7 parts of a pigment; 10-18 parts of a solvent; 0.5-2 parts of an auxiliary agent; 6-12 parts of a curing agent.
2. The novel crack lacquer for decorating the ceramic surface as claimed in claim 1, wherein the crack lacquer consists of the following components in parts by weight: 33-51 parts of polyurethane resin; 20-25 parts of epoxy resin; 4-6 parts of a pigment; 12-17 parts of a solvent; 0.5-1.5 parts of an auxiliary agent; 7-12 parts of a curing agent.
3. The novel crack lacquer for decorating the ceramic surface as claimed in claim 1, wherein the crack lacquer consists of the following components in parts by weight: 45 parts of polyurethane resin; 25 parts of epoxy resin; 5 parts of pigment; 14 parts of a solvent; 1 part of an auxiliary agent; 10 parts of curing agent.
4. The novel crack lacquer for decorating ceramic surfaces as claimed in claim 1, wherein the solid content of the polyurethane resin is not less than 65%.
5. The novel crack lacquer for decorating the surface of the ceramic as claimed in claim 1, wherein the particle size of the pigment is 200-325 meshes.
6. The novel crack lacquer for decorating the surface of the ceramic as claimed in claim 1, wherein the solvent is: one or more of toluene, xylene, butyl acetate, ethyl acetate, acetone and propylene glycol butyl ether.
7. The novel crack lacquer for decorating the ceramic surface as claimed in claim 1, wherein the auxiliary agent is: dispersing agent, wetting agent, flatting agent, defoaming agent and thixotropic agent.
8. The preparation method of the novel crack lacquer for decorating the ceramic surface as claimed in claim 1, which is characterized by comprising the following steps:
(1) preparation of the Mixed resin
Adding polyurethane resin into a dispersion cylinder, sequentially adding epoxy resin, a solvent and an auxiliary agent under the stirring state, and stirring for 10 minutes to uniformly mix the raw materials to prepare mixed resin;
(2) initial mixing
Adding pigment into the mixed resin under stirring, increasing the revolution, and dispersing until no large particles exist;
(3) sanding
Grinding the slurry dispersed to be free of large particles by using a sand mill until the fineness is 40 micrometers;
(4) paint mixing
Adding solvent and auxiliary agent, regulating viscosity to 120 s, filtering and packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561806.2A CN111349381A (en) | 2018-12-20 | 2018-12-20 | Novel crack paint for ceramic surface decoration and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811561806.2A CN111349381A (en) | 2018-12-20 | 2018-12-20 | Novel crack paint for ceramic surface decoration and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111349381A true CN111349381A (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811561806.2A Pending CN111349381A (en) | 2018-12-20 | 2018-12-20 | Novel crack paint for ceramic surface decoration and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111349381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114907758A (en) * | 2022-05-17 | 2022-08-16 | 浙江伟星实业发展股份有限公司 | Napagi dermatoglyph paint and preparation method and application thereof |
-
2018
- 2018-12-20 CN CN201811561806.2A patent/CN111349381A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114907758A (en) * | 2022-05-17 | 2022-08-16 | 浙江伟星实业发展股份有限公司 | Napagi dermatoglyph paint and preparation method and application thereof |
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| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200630 |
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| WD01 | Invention patent application deemed withdrawn after publication |