CN115305741A - Coating paint and preparation method thereof - Google Patents
Coating paint and preparation method thereof Download PDFInfo
- Publication number
- CN115305741A CN115305741A CN202211010875.0A CN202211010875A CN115305741A CN 115305741 A CN115305741 A CN 115305741A CN 202211010875 A CN202211010875 A CN 202211010875A CN 115305741 A CN115305741 A CN 115305741A
- Authority
- CN
- China
- Prior art keywords
- coating
- paste
- coating paint
- paper
- foil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 53
- 239000011248 coating agent Substances 0.000 title claims abstract description 52
- 239000003973 paint Substances 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 21
- 239000011888 foil Substances 0.000 claims abstract description 21
- 238000002791 soaking Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000000706 filtrate Substances 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- GRLPQNLYRHEGIJ-UHFFFAOYSA-J potassium aluminium sulfate Chemical compound [Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRLPQNLYRHEGIJ-UHFFFAOYSA-J 0.000 claims abstract description 7
- 229940103272 aluminum potassium sulfate Drugs 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 20
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 20
- 241001330002 Bambuseae Species 0.000 claims description 20
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 20
- 239000011425 bamboo Substances 0.000 claims description 20
- 241000196324 Embryophyta Species 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 241000219784 Sophora Species 0.000 claims description 6
- 229920001938 Vegetable gum Polymers 0.000 claims description 5
- 108010010803 Gelatin Proteins 0.000 claims description 4
- 239000003599 detergent Substances 0.000 claims description 4
- 229920000159 gelatin Polymers 0.000 claims description 4
- 239000008273 gelatin Substances 0.000 claims description 4
- 235000019322 gelatine Nutrition 0.000 claims description 4
- 235000011852 gelatine desserts Nutrition 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000008199 coating composition Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- 239000000047 product Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 description 9
- 244000046101 Sophora japonica Species 0.000 description 8
- 235000010586 Sophora japonica Nutrition 0.000 description 8
- 239000002932 luster Substances 0.000 description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 241000628997 Flos Species 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 239000002518 antifoaming agent Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 239000004480 active ingredient Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 235000009917 Crataegus X brevipes Nutrition 0.000 description 1
- 235000013204 Crataegus X haemacarpa Nutrition 0.000 description 1
- 235000009685 Crataegus X maligna Nutrition 0.000 description 1
- 235000009444 Crataegus X rubrocarnea Nutrition 0.000 description 1
- 235000009486 Crataegus bullatus Nutrition 0.000 description 1
- 235000017181 Crataegus chrysocarpa Nutrition 0.000 description 1
- 235000009682 Crataegus limnophila Nutrition 0.000 description 1
- 235000004423 Crataegus monogyna Nutrition 0.000 description 1
- 240000000171 Crataegus monogyna Species 0.000 description 1
- 235000002313 Crataegus paludosa Nutrition 0.000 description 1
- 235000009840 Crataegus x incaedua Nutrition 0.000 description 1
- 229920000161 Locust bean gum Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000010420 locust bean gum Nutrition 0.000 description 1
- 239000000711 locust bean gum Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000001044 red dye Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/28—Colorants ; Pigments or opacifying agents
Landscapes
- Paper (AREA)
Abstract
The invention provides a preparation method of a coating paint, which comprises the following steps: soaking the plant materials in sodium hydroxide solution, filtering, and removing residue to obtain filtrate; adding aluminum potassium sulfate into the filtrate, and generating paste after the reaction is finished, namely the coating paint. The coating can be used for the surface coating of paper-foil paper products, the glossiness of the metal surface is increased, and the surface adhesion is strong.
Description
Technical Field
The invention relates to a coating paint and a preparation method thereof, belonging to the technical field of preparation of coating paints.
Background
In industries such as papermaking, plant raw material waste residues are often left, and if the plant raw material waste residues are directly discarded, raw materials are wasted, and environmental pollution is caused. If the plant raw materials can be reused, the waste materials can be changed into valuable materials, and certain economic benefits are generated.
A great deal of paint is used in the preparation process of the paper foil paper, and the waste plant raw materials are all vegetable and have the potential of being prepared into the paint, but no relevant report exists in the prior art.
Disclosure of Invention
The invention provides a coating paint and a preparation method thereof, which can effectively solve the problems.
The invention is realized by the following steps:
a preparation method of a coating paint comprises the following steps: soaking the plant materials in sodium hydroxide solution, filtering, and removing residue to obtain filtrate; adding aluminum potassium sulfate into the filtrate, and generating paste after the reaction is finished, namely the coating paint.
In some embodiments, the plant material is bamboo or sophora flower bud.
In some embodiments, the soaking temperature is 10-35 deg.C and time is 5-15min.
In some embodiments, the method of preparing the coating dope further comprises adding a dye to the paste.
In some embodiments, the method of preparing the coating dope further comprises adding gelatin and a detergent to the paste.
In some embodiments, a vegetable gum is also added during the soaking.
A coating prepared by the method.
An application of the coating paint in preparing a paper-foil paper coating.
In some embodiments, the coating is applied to the surface of the foil paper.
The invention has the beneficial effects that:
the coating prepared by the invention is applied to the surface coating of paper-foil paper products, the glossiness of the metal surface is increased, the metal surface presents different metal gloss, the surface adhesion of the product is stronger, and the bright color can be kept for a certain time.
The method of the invention prepares the waste plant raw materials into the coating paint, changes waste into valuable and generates certain economic benefit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a diagram of a sample of a coating material applied to the surface of a paper-foil paper according to an embodiment of the present invention.
Fig. 2 is a second sample diagram of the coating paint coated on the surface of the paper foil according to the embodiment of the present invention.
Fig. 3 is a third sample of the coating paint applied to the surface of the paper foil according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of technical features indicated is significant. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The embodiment of the invention provides a preparation method of a coating paint, which comprises the following steps: soaking the plant materials in sodium hydroxide solution, filtering, and removing residue to obtain filtrate; adding aluminum potassium sulfate into the filtrate, and generating paste after the reaction is finished, namely the coating paint. The following chemical reactions take place during the reaction: 2KAl (SO) 4 ) 2 +6NaOH＝K 2 SO 4 +3NaSO 4 +2Al(OH) 3 Precipitating to form floccule, and uniformly distributing the active ingredients of the plant materials in the floccule to form paste integrally. Plant and method for producing the sameThe active ingredients of the raw materials can enhance the glossiness and the absorption firmness of the coating paint.
In some embodiments, the plant material is bamboo or locust. Flos Sophorae is prepared from flos Sophorae Immaturus and/or flos Sophorae Immaturus, and bamboo or flos Sophorae should be pulverized before use. Bamboo is used as a plant raw material, the prepared coating is bamboo pulp paste, sophora japonica is used as a plant raw material, and the prepared coating is sophora japonica paste.
In some embodiments, the soaking temperature is 10-35 ℃ and the time is 5-15min.
In some embodiments, the preparation method of the coating paint further comprises adding an antifoaming agent to the filtrate to reduce foam in the paste and increase the adsorption force of the coating paint.
In some embodiments, the method of preparing the coating dope further comprises adding a dye to the paste. Dyes of different colors can be added according to requirements, so that coatings of different colors can be prepared.
In some embodiments, the preparation method of the coating paint can also add gelatin and detergent into the paste to prepare the water-based paint.
In some embodiments, vegetable gum is also added during the soaking. The vegetable gum has wide application, and can be selected from bamboo gum, locust bean gum, etc. The vegetable gum can be used as a thickening agent to increase the consistency of the paste so as to facilitate the application of the coating paint.
The embodiment of the invention provides a coating prepared by the method.
The embodiment of the invention provides an application of the coating paint in preparation of a paper-foil paper coating.
In some embodiments, the coating is applied to the surface of the foil paper. The thickness of the coating is 0.2-0.5mm. At this thickness, the metallic gloss is optimal, while the surface adhesion of the coating is strong.
Example 1
Preparation of bamboo paste
120 tons of bamboo is crushed, 18 tons of water is added, the temperature is 20 ℃, and the bamboo pulp sewage is obtained after 72 hours of soaking. Taking 1 jin of bamboo pulp sewage, adding 0.3 jin of caustic soda flakes, adding 1.2 jin of aluminum potassium sulfate, and adding 0.1 jin of defoaming agent to prepare 0.8 jin of paste, namely the bamboo pulp paste.
Example 2
Preparation of sophora japonica paste
1 jin of sophora flower bud, sophora flower and sophora flower bud hawthorn are added with 10 jin of water respectively, boiled, 0.5 jin of caustic soda flakes are added, the filtered liquid is cooled to below 50 ℃, 3 jin of potassium aluminum sulfate is added, 0.1 jin of defoaming agent is added, and 8.5 jin of paste is formed, namely the sophora flower paste.
Example 3
Preparation of red paste/aqueous red paste
Adding red dye into the sophora japonica paste to form red paste, namely red paste. Adding gelatin and liquid detergent into the red paste, and hydrating to obtain aqueous red paste.
Example 4
Preparation of Water-based paint
After adding caustic soda flakes in the example 1, adding bamboo glue, carrying out chemical reaction with aluminum potassium sulfate to generate light yellow precipitate, and filtering to form the water-based paint.
Test example 1
The bamboo paste prepared in example 1 was applied to the surface of the paper-foil paper.
The metallic gloss was tested as follows:
the method comprises the following three groups:
a group: the bamboo paste is coated on a paper foil (tin foil-pasted foil), the thickness of the bamboo paste is 0.3mm, the bamboo paste is bright yellow metallic luster (color mixing according to requirements), and the bamboo paste is exposed in the sun, and the color and luster retention time is about one week.
b group: the bamboo paste is coated on paper foil (tin foil) with thickness of 0.3mm, and has bright yellow metal luster (color modulation according to requirement), and can be normally exposed in air, and the color retention time can be maintained at 3-6 months.
c: coating bamboo paste with thickness of 0.3mm on paper foil (tin foil), showing bright yellow metallic luster (color modulation according to requirement), bagging, and keeping color for 1 year or more.
Test example 2
The paste of sophora japonica prepared in example 2 was applied to the surface of a paper-foil paper.
The metallic gloss was tested as follows:
the method comprises the following three groups:
a group: coating Sophora japonica paste on paper foil (tin foil) with thickness of 0.4mm, showing bright yellow metallic luster (color adjustment according to requirement), and exposing in sunlight for a week.
Group b: the Sophora japonica paste is coated on paper foil (tin foil) with thickness of 0.4mm, and has bright yellow metal luster (color modulation according to requirement), and can be normally exposed in air, and the color retention time can be maintained at 3-6 months.
c: coating Sophora japonica paste on paper foil (tin foil) with thickness of 0.4mm and bright yellow metal luster (color adjustment according to requirement), bagging and storing, and maintaining the color retention time at 1 year or more.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The preparation method of the coating paint is characterized by comprising the following steps: soaking the plant materials in sodium hydroxide solution, filtering, and removing residue to obtain filtrate; adding aluminum potassium sulfate into the filtrate, and generating paste after the reaction is finished, namely the coating paint.
2. The method of preparing a coating paint according to claim 1, wherein the plant material is bamboo or sophora flower bud.
3. The method for preparing a coating material according to claim 1, wherein the soaking temperature is 10-35 ℃ and the soaking time is 5-15min.
4. The method of preparing a coating paint of claim 1, wherein a dye is further added to the paste.
5. The method of preparing a coating paint according to claim 1, wherein gelatin and detergent are further added to the paste.
6. The method for preparing a coating paint according to claim 1, wherein vegetable gum is further added during the soaking process.
7. A coating paint prepared by the method of any one of claims 1 to 6.
8. Use of the coating composition according to claim 7 for the production of a paper-foil coating.
9. Use according to claim 8, characterized in that the coating paint is applied to the surface of a paper-foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211010875.0A CN115305741A (en) | 2022-08-23 | 2022-08-23 | Coating paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211010875.0A CN115305741A (en) | 2022-08-23 | 2022-08-23 | Coating paint and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115305741A true CN115305741A (en) | 2022-11-08 |
Family
ID=83865405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211010875.0A Pending CN115305741A (en) | 2022-08-23 | 2022-08-23 | Coating paint and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115305741A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192602A (en) * | 2000-01-14 | 2001-07-17 | Sumitomo Forestry Co Ltd | Colorant |
| CN101899785A (en) * | 2009-05-29 | 2010-12-01 | 曹凤周 | Method for dyeing with lacquer and natural coloring matter and products thererof |
| CN102010615A (en) * | 2010-11-29 | 2011-04-13 | 南通大学 | Bamboo leaf dye and extraction method and application thereof |
| CN104695240A (en) * | 2015-04-07 | 2015-06-10 | 太仓天龙化纤有限公司 | Chemical fiber dyeing technology with ultraviolet protection function |
| CN105064081A (en) * | 2015-09-12 | 2015-11-18 | 广东翊翔民俗文化有限公司 | Natural connection material of paper coloring dye and preparation process of natural connection material |
| CN105926316A (en) * | 2016-05-30 | 2016-09-07 | 太仓红桥服饰有限公司 | Novel environment-friendly dyeing method for jeans apparel |
-
2022
- 2022-08-23 CN CN202211010875.0A patent/CN115305741A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001192602A (en) * | 2000-01-14 | 2001-07-17 | Sumitomo Forestry Co Ltd | Colorant |
| CN101899785A (en) * | 2009-05-29 | 2010-12-01 | 曹凤周 | Method for dyeing with lacquer and natural coloring matter and products thererof |
| CN102010615A (en) * | 2010-11-29 | 2011-04-13 | 南通大学 | Bamboo leaf dye and extraction method and application thereof |
| CN104695240A (en) * | 2015-04-07 | 2015-06-10 | 太仓天龙化纤有限公司 | Chemical fiber dyeing technology with ultraviolet protection function |
| CN105064081A (en) * | 2015-09-12 | 2015-11-18 | 广东翊翔民俗文化有限公司 | Natural connection material of paper coloring dye and preparation process of natural connection material |
| CN105926316A (en) * | 2016-05-30 | 2016-09-07 | 太仓红桥服饰有限公司 | Novel environment-friendly dyeing method for jeans apparel |
Non-Patent Citations (1)
| Title |
|---|
| 周启澄: "《中国传统植物染料现代研发与生态纺织技术》", 东华大学出版社, pages: 38 - 39 * |
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