CN113185905A - Environment-friendly water-based drawing paint for pencils and preparation method thereof - Google Patents
Environment-friendly water-based drawing paint for pencils and preparation method thereof Download PDFInfo
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- CN113185905A CN113185905A CN202110521874.1A CN202110521874A CN113185905A CN 113185905 A CN113185905 A CN 113185905A CN 202110521874 A CN202110521874 A CN 202110521874A CN 113185905 A CN113185905 A CN 113185905A
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
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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)
- Paints Or Removers (AREA)
Abstract
The invention discloses an environment-friendly water-based strip drawing paint for pencils, which is prepared from the following raw materials in parts by weight: 10-30 parts of deionized water; 50-80 parts of a polymer film-forming material; 0.0005 to 0.5 part of an aqueous defoaming agent and 0.1 to 15 parts of an aqueous cured product; 8-20 parts of an auxiliary agent; 8-30 parts of water-based color paste; the water-based strip paint prepared by using water as a main solvent and alkyd resin, modified water-based polyurethane and water-based epoxy ester modified acrylic resin has good glossiness, flat and smooth coating surface, low odor, incombustibility, environmental protection and safety.
Description
Technical Field
The invention relates to the field of pencil paint, in particular to environment-friendly water-based drawing paint for pencils and a preparation method thereof.
Background
The essence of the pencil paint is paint coated outside a wooden pencil holder, and the pencil paint is mainly classified according to the conventional purposes: primer, finish, gloss paint, draw paint, dip paint, and the like; the primer is directly coated on the surface of the wood pole to fill the wood grain and uneven parts, and the paint contains more filling pigment; the finish paint is coated on the primer so that the pencil can have the required color; the gloss paint is a transparent coating which is used for polishing and does not contain color, and a smooth film can be formed after the gloss paint is dried; the strip drawing paint is formed by coating paint with other colors on the solid finish paint of the pencil again by utilizing the gap of the rubber ring, so that the appearance of the pencil is improved; the dipping paint is used for dipping paint at the end part of the pencil, and the mark or the characteristic of the pencil at last night.
At present, the strip drawing paint of the pencil is mostly made of nitrolacquer, the nitrolacquer is convenient to decorate, simple and convenient to construct, rapid to dry, good in hardness and brightness, but pungent smell exists, the nitrolacquer is not environment-friendly, harm is caused to the body of workers, and defects such as floating and cracking are easy to occur after the nitrolacquer is dried, so that the surface of the pencil is uneven, and the glossiness is poor.
Disclosure of Invention
The invention aims to provide an environment-friendly water-based drawing paint for pencils and a preparation method thereof, and solves the problems that the existing drawing paint is not environment-friendly, and cracks, discoloration and other defects are easy to occur after the existing drawing paint is dried, so that the surface of the pencil is uneven and the glossiness is poor.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
the environment-friendly water-based strip drawing paint for pencils is prepared from the following raw materials in parts by weight:
10-30 parts of deionized water;
50-80 parts of a polymer film-forming material;
0.0005 to 0.5 part of water-based defoaming agent
0.1-15 parts of aqueous condensate;
8-20 parts of an auxiliary agent;
8-30 parts of water-based color paste.
Preferably, the polymer film-forming substance is alkyd resin, modified waterborne polyurethane and waterborne epoxy ester modified acrylic resin, and the proportion of the alkyd resin, the modified waterborne polyurethane and the waterborne epoxy ester modified acrylic resin is 1-3: 2-8:1-2, after the alkyd resin, the modified waterborne polyurethane and the waterborne epoxy ester modified acrylic resin are compounded, because the alkyd resin is castor oil modified alkyd resin, the alkyd resin has excellent flexibility and leveling property, and has good compatibility with the modified waterborne polyurethane and the waterborne epoxy ester modified acrylic resin, the compounded waterborne paint has good paint film adhesion, good glossiness and smooth coating film surface; the larger the epoxy content in the aqueous epoxy ester-modified acrylic resin is, the higher the gloss of the coating film is.
Preferably, the water-based defoaming agent is a polyether modified organic silicon defoaming agent or a mineral oil defoaming agent, and the defoaming agent can effectively inhibit and eliminate bubbles as far as possible, so that the bubble rate of the stirred mixture is greatly reduced, and the coating is smooth and attractive.
Preferably, the aqueous curing agent is one or a mixture of aqueous epoxy resin and aqueous phenolic resin, and the aqueous epoxy resin and the aqueous phenolic resin in the aqueous cured product have no hydrophilic segment, so that the water resistance of the paint can be improved, and the curing speed can be improved.
Preferably, the auxiliary agent is one or a mixture of ethylene glycol ethyl ether or propylene glycol methyl ether acetate.
Preferably, the aqueous color paste is white powder, chrome yellow or organic pigment.
A preparation method of environment-friendly water-based drawing paint for pencils comprises the following steps:
(1) mixing and stirring the deionized water, the auxiliary agent and the polymer film-forming substance according to the corresponding weight, wherein the stirring speed is 300-800 r/min;
(2) adding the aqueous color paste and the aqueous condensate during stirring, wherein the stirring speed is 500-1200 r/min;
(3) adding the water-based defoaming agent, stirring at the speed of 1000-1500 rpm for 10-25 min, and stirring to the fineness of 20-30 μm.
Compared with the prior art, the environment-friendly water-based pencil drawing paint adopting the technical scheme and the preparation method thereof have the following beneficial effects:
the environment-friendly water-based strip drawing paint for pencils and the preparation method thereof have the advantages that water is used as a main solvent, alkyd resin, modified water-based polyurethane and water-based epoxy ester modified acrylic resin are adopted, the prepared water-based strip drawing paint is good in glossiness, the surface of a coating film is flat and smooth, and the water-based paint is low in smell, non-flammable, environment-friendly and safe.
The alkyd resin, the modified waterborne polyurethane and the waterborne epoxy ester modified acrylic resin are mixed to be used as a film forming substance, so that the paint has good covering power and adhesive force.
Detailed Description
Example one
The preparation method of the environment-friendly water-based pencil drawing paint comprises the following steps:
(1) 20 parts of deionized water, 10 parts of ethylene glycol ethyl ether, 20 parts of alkyd resin, 30 parts of modified waterborne polyurethane and 20 parts of waterborne epoxy ester modified acrylic resin, and mixing and stirring at the stirring speed of 800 revolutions per minute;
(2) in the stirring process, 12 parts of water-based color paste and 1.5 parts of water-based condensate are added, and the stirring speed is 1000 r/min;
(3) and adding 0.05 part of water-based defoaming agent, increasing the stirring speed to 1500 revolutions per minute, stirring for 10 minutes, and stirring until the fineness is 20-30 mu m to obtain the water-based strip paint.
Example two
(1) 20 parts of deionized water, 10 parts of propylene glycol methyl ether acetate, 20 parts of alkyd resin, 30 parts of modified waterborne polyurethane and 20 parts of waterborne epoxy ester modified acrylic resin, and mixing and stirring at the stirring speed of 800 revolutions per minute;
(2) in the stirring process, 12 parts of water-based color paste and 1.5 parts of water-based condensate are added, and the stirring speed is 1000 r/min;
(3) and adding 0.05 part of water-based defoaming agent, increasing the stirring speed to 1500 revolutions per minute, stirring for 10 minutes, and stirring until the fineness is 20-30 mu m to obtain the water-based strip paint.
EXAMPLE III
(1) 30 parts of deionized water, 20 parts of ethylene glycol ethyl ether, 20 parts of alkyd resin, 30 parts of modified waterborne polyurethane and 20 parts of waterborne epoxy ester modified acrylic resin, and mixing and stirring at the stirring speed of 500 revolutions per minute;
(2) in the stirring process, 12 parts of aqueous color paste and 0.5 part of aqueous condensate are added, and the stirring speed is 800 r/min;
(3) and adding 0.05 part of water-based defoaming agent, increasing the stirring speed to 1200 revolutions per minute, stirring for 20 minutes, and stirring until the fineness is 20-30 mu m to obtain the water-based strip paint.
Example four
(1) 30 parts of deionized water, 20 parts of propylene glycol methyl ether acetate, 20 parts of alkyd resin, 30 parts of modified waterborne polyurethane and 20 parts of waterborne epoxy ester modified acrylic resin, and mixing and stirring at the stirring speed of 500 revolutions per minute;
(2) in the stirring process, 12 parts of aqueous color paste and 0.5 part of aqueous condensate are added, and the stirring speed is 800 r/min;
(3) and adding 0.05 part of water-based defoaming agent, increasing the stirring speed to 1200 revolutions per minute, stirring for 20 minutes, and stirring until the fineness is 20-30 mu m to obtain the water-based strip paint.
EXAMPLE five
(1) 15 parts of deionized water, 10 parts of ethylene glycol ethyl ether, 10 parts of propylene glycol methyl ether acetate, 25 parts of alkyd resin, 25 parts of modified waterborne polyurethane and 25 parts of waterborne epoxy ester modified acrylic resin, and mixing and stirring at the stirring speed of 700 revolutions per minute;
(2) in the stirring process, 8 parts of aqueous color paste and 5 parts of aqueous condensate are added, and the stirring speed is 1200 r/min;
(3) and adding 0.2 part of water-based defoaming agent, increasing the stirring speed to 1500 revolutions per minute, stirring for 10 minutes, and stirring until the fineness is 20-30 mu m to obtain the water-based strip paint.
EXAMPLE six
(1) 10 parts of deionized water, 10 parts of ethylene glycol ethyl ether, 10 parts of propylene glycol methyl ether acetate, 25 parts of alkyd resin, 25 parts of modified waterborne polyurethane and 25 parts of waterborne epoxy ester modified acrylic resin, and mixing and stirring at the stirring speed of 500 revolutions per minute;
(2) in the stirring process, 20 parts of aqueous color paste and 15 parts of aqueous condensate are added, and the stirring speed is 800 revolutions per minute;
(3) and adding 0.1 part of water-based defoaming agent, increasing the stirring speed to 1000 revolutions per minute, stirring for 12 minutes, and stirring until the fineness is 20-30 mu m to obtain the water-based strip paint.
TABLE I is a table of the properties of the environmentally friendly aqueous pencil draw-bar paints of examples 1-6
Watch 1
| Pungent odor | Hiding power | Flexibility | Gloss of | |
| Example one | Is free of | Is preferably used | In general | Good taste |
| Example two | Is free of | Is preferably used | In general | Good taste |
| EXAMPLE III | Is free of | Is preferably used | In general | Good taste |
| Example four | Is free of | Is preferably used | In general | Good taste |
| EXAMPLE five | Is free of | Is preferably used | In general | Good taste |
| EXAMPLE six | Is free of | Is preferably used | In general | Good taste |
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.
Claims (6)
1. The environment-friendly water-based strip drawing paint for pencils is characterized by being prepared from the following raw materials in parts by weight:
10-30 parts of deionized water;
50-80 parts of a polymer film-forming material;
0.0005 to 0.5 part of water-based defoaming agent
0.1-15 parts of aqueous condensate;
8-20 parts of an auxiliary agent;
8-30 parts of water-based color paste.
2. The environment-friendly aqueous pencil drawing paint as claimed in claim 1, wherein the polymer film-forming substance is alkyd resin, modified aqueous polyurethane and aqueous epoxy ester modified acrylic resin.
3. The environment-friendly water-based drawing paint for pencils as claimed in claim 1, wherein the water-based curing agent is one or a mixture of water-based epoxy resin and water-based phenolic resin.
4. The environmentally friendly aqueous pencil drawing paint of claim 1, wherein the auxiliary agent is one or a mixture of ethylene glycol ethyl ether or propylene glycol methyl ether acetate.
5. The environment-friendly aqueous pencil drawing paint as claimed in claim 1, wherein the aqueous color paste is white powder, chrome yellow or organic pigment.
6. A method for preparing the environmentally friendly aqueous pencil draw-bar paint of any one of claims 1 to 5, comprising the steps of:
(1) mixing and stirring the deionized water, the auxiliary agent and the polymer film-forming substance according to the corresponding weight, wherein the stirring speed is 300-800 r/min;
(2) adding the aqueous color paste and the aqueous condensate during stirring, wherein the stirring speed is 500-1200 r/min;
(3) adding the water-based defoaming agent, stirring at the speed of 1000-1500 rpm for 10-25 min, and stirring to the fineness of 20-30 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110521874.1A CN113185905A (en) | 2021-05-13 | 2021-05-13 | Environment-friendly water-based drawing paint for pencils and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110521874.1A CN113185905A (en) | 2021-05-13 | 2021-05-13 | Environment-friendly water-based drawing paint for pencils and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN113185905A true CN113185905A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110521874.1A Pending CN113185905A (en) | 2021-05-13 | 2021-05-13 | Environment-friendly water-based drawing paint for pencils and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113462248A (en) * | 2021-08-16 | 2021-10-01 | 郑州中科新兴产业技术研究院 | High-stability water-based paint suitable for various substrates and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057577A (en) * | 2017-02-17 | 2017-08-18 | 浙江丽水德宇新材料有限公司 | It is a kind of for water colour paint of Wood-bar pencil and preparation method thereof |
| CN108117810A (en) * | 2018-01-12 | 2018-06-05 | 安硕文教用品（上海）股份有限公司 | A kind of pencil aqueous dip-coating paint and preparation method thereof |
| CN110205032A (en) * | 2019-06-19 | 2019-09-06 | 浙江光辉文教用品有限公司 | Pencil water paint and preparation method thereof |
| CN110819181A (en) * | 2019-11-08 | 2020-02-21 | 上海展辰涂料有限公司 | Quick-drying water-based pencil paint toning finish paint and preparation method thereof |
| CN112409888A (en) * | 2020-11-12 | 2021-02-26 | 惠州市惠阳区嘉泰涂料有限公司 | Primer-topcoat waterborne polyurethane high-gloss paint and preparation method thereof |
| CN112521812A (en) * | 2020-12-09 | 2021-03-19 | 浙江贝斯特软化板有限公司 | Water-based paint suitable for pencil continuous production and preparation method thereof |
-
2021
- 2021-05-13 CN CN202110521874.1A patent/CN113185905A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057577A (en) * | 2017-02-17 | 2017-08-18 | 浙江丽水德宇新材料有限公司 | It is a kind of for water colour paint of Wood-bar pencil and preparation method thereof |
| CN108117810A (en) * | 2018-01-12 | 2018-06-05 | 安硕文教用品（上海）股份有限公司 | A kind of pencil aqueous dip-coating paint and preparation method thereof |
| CN110205032A (en) * | 2019-06-19 | 2019-09-06 | 浙江光辉文教用品有限公司 | Pencil water paint and preparation method thereof |
| CN110819181A (en) * | 2019-11-08 | 2020-02-21 | 上海展辰涂料有限公司 | Quick-drying water-based pencil paint toning finish paint and preparation method thereof |
| CN112409888A (en) * | 2020-11-12 | 2021-02-26 | 惠州市惠阳区嘉泰涂料有限公司 | Primer-topcoat waterborne polyurethane high-gloss paint and preparation method thereof |
| CN112521812A (en) * | 2020-12-09 | 2021-03-19 | 浙江贝斯特软化板有限公司 | Water-based paint suitable for pencil continuous production and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113462248A (en) * | 2021-08-16 | 2021-10-01 | 郑州中科新兴产业技术研究院 | High-stability water-based paint suitable for various substrates and preparation method thereof |
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Application publication date: 20210730 |