CN115369683A - White paperboard prime coat paint and production process thereof - Google Patents
White paperboard prime coat paint and production process thereof Download PDFInfo
- Publication number
- CN115369683A CN115369683A CN202210691918.XA CN202210691918A CN115369683A CN 115369683 A CN115369683 A CN 115369683A CN 202210691918 A CN202210691918 A CN 202210691918A CN 115369683 A CN115369683 A CN 115369683A
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- Prior art keywords
- stirring
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- white board
- board paper
- solid content
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- 239000003973 paint Substances 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title abstract description 17
- 239000011087 paperboard Substances 0.000 title description 6
- 239000000123 paper Substances 0.000 claims abstract description 44
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 40
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 36
- 239000007787 solid Substances 0.000 claims abstract description 36
- 238000000576 coating method Methods 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims abstract description 29
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000004816 latex Substances 0.000 claims abstract description 14
- 229920000126 latex Polymers 0.000 claims abstract description 14
- 239000002174 Styrene-butadiene Substances 0.000 claims abstract description 13
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011115 styrene butadiene Substances 0.000 claims abstract description 13
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 13
- 229920002472 Starch Polymers 0.000 claims abstract description 12
- 235000011121 sodium hydroxide Nutrition 0.000 claims abstract description 12
- 239000008107 starch Substances 0.000 claims abstract description 12
- 235000019698 starch Nutrition 0.000 claims abstract description 12
- 239000001045 blue dye Substances 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 239000002270 dispersing agent Substances 0.000 claims abstract description 11
- 239000005871 repellent Substances 0.000 claims abstract description 11
- 230000002940 repellent Effects 0.000 claims abstract description 11
- 239000002562 thickening agent Substances 0.000 claims abstract description 11
- 239000006260 foam Substances 0.000 claims abstract description 10
- 239000003112 inhibitor Substances 0.000 claims abstract description 10
- 239000001047 purple dye Substances 0.000 claims abstract description 10
- 239000000314 lubricant Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 76
- 239000002245 particle Substances 0.000 claims description 10
- 238000005303 weighing Methods 0.000 claims description 7
- 230000037452 priming Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 5
- 239000002987 primer (paints) Substances 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/385—Oxides, hydroxides or carbonates
-
- 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
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
-
- 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
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/40—Coatings with pigments characterised by the pigments siliceous, e.g. clays
-
- 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
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
-
- 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
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/54—Starch
-
- 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
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/64—Inorganic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
The invention discloses a white board paper prime coat paint and a production process thereof. The white board paper base coating comprises the following components in parts by weight: calcium carbonate 5300-5500 parts; 780-820 parts of styrene-butadiene latex; 185-195 parts of CBC starch; 1-1.2 parts of a foam inhibitor; 7-8 parts of a dispersing agent; 15-17 parts of a thickening agent; 20-22 parts of a lubricant; 20-22 parts of water repellent agent; 7-8 parts of blue dye; 18-20 parts of purple dye; 10-12 parts of caustic soda; 40-80 parts of water. The white board paper base coating provided by the invention is simple to produce, improves the properties such as viscosity, solid content and water retention property on the premise of controlling the production cost, and meets the increasingly higher requirements of the papermaking field on the white board paper base coating.
Description
Technical Field
The invention relates to the technical field of papermaking, in particular to a white board paper base coating and a production process thereof.
Background
The coated white paperboard is a processed paperboard which is prepared by coating white paint on an original paperboard and then carrying out finishing processing, and is mainly used for manufacturing a packaging box after single-sided color printing. The coated white board paper has the main performance characteristics of high whiteness of the coated surface, smoothness, ink absorbability and printing glossiness, and good stiffness and folding resistance of the paper board, so that the coated white board paper can be used for high-quality color offset printing and gravure printing, can meet the requirement of packaging, and is a high-quality material for manufacturing middle-high grade commodity packaging boxes. However, the quality of coated white board paper is more and more demanding, and the optimization of white board paper coating is more and more important. Therefore, a new technical scheme is needed to be provided, and the white board paper prime coating is further optimized under the condition of controlling the production cost, so that the viscosity, the water retention property, the coating strength and the like of the coating are improved.
It is seen that improvements and enhancements to the prior art are needed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a white board paper priming paint, and aims to solve the technical problem that the performance of the white board paper priming paint in the prior art needs to be further improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the white board paper base coating comprises the following components in parts by weight:
preferably, the white board paper priming paint comprises the following components in parts by weight:
preferably, in the white board paper base coating, the particles with the particle diameter not more than 2 microns in the calcium carbonate account for 60-70% of the total mass of the calcium carbonate.
Preferably, in the white board paper base coating, the solid content of calcium carbonate is 75%, the solid content of styrene-butadiene latex is 50%, the solid content of CBC starch is 42%, and the solid content of caustic soda is 32%.
The invention correspondingly provides a production process of the white board paper base coating, which mainly comprises the following steps:
(1) Weighing the components in parts by weight;
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed and then at a high speed;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into stirring equipment, and stirring at a high speed and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring;
(5) The stirring device stops stirring.
Preferably, in the production process of the white board paper base coating, the low speed is 800 revolutions per minute, and the high speed is 1200 revolutions per minute;
preferably, in the production process of the white board paper base coating, in the step (2), the low-speed stirring is performed for 1 minute, and then the high-speed stirring is performed for 10 minutes.
Preferably, in the production process of the white board paper base coating, in the step (3), the stirring at a high speed is switched to the low speed stirring after 10 minutes.
Preferably, in the production process of the white board paper base coating, the stirring time in the step (4) is 35 minutes.
Has the advantages that: compared with the prior art, the white board paper base coat paint provided by the invention is simple to produce, improves the performances such as viscosity, solid content and water retention property on the premise of controlling the production cost, and meets the increasingly higher requirements of the papermaking field on the white board paper base coat paint.
Detailed Description
The invention provides a white board paper base coating and a production process thereof, and the invention is further described in detail below in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides a white board paper prime coat paint which comprises the following components in parts by weight:
preferably, the weight parts of the components are as follows:
preferably, in the calcium carbonate, the particles with the particle size of not more than 2 microns (namely, the particle size of less than or equal to 2 microns) account for 60 to 70 percent of the total mass of the calcium carbonate.
Preferably, the solid content of the calcium carbonate is 75%, the solid content of the styrene-butadiene latex is 50%, the solid content of the CBC starch is 42%, and the solid content of the caustic soda is 32%. The solid content of other components is preferably as follows, the solid content of the foam inhibitor is 100%, the solid content of the dispersing agent is 42%, the solid content of the thickening agent is 30%, the solid content of the water repellent agent is 50%, the solid content of the blue dye is 1%, and the solid content of the purple dye is 2%.
Correspondingly, the invention provides a production process of the white board paper base coating, which comprises the following main steps of:
(1) Weighing the components in parts by weight;
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed and then at a high speed;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into a stirring device, and stirring at a high speed and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring;
(5) The stirring device stops stirring.
Preferably, the low speed is 800 revolutions/min, and the high speed is 1200 revolutions/min; in the step (2), the mixture is stirred at a low speed for 1 minute and then at a high speed for 10 minutes. In the step (3), the stirring is carried out at a high speed for 10 minutes and then the stirring is changed to be carried out at a low speed. In the step (4), the stirring time was 35 minutes. The type of stirring device is not specifically limited in this application, and as a preference, the stirring device has a volume of 4.5 cubic meters and a corresponding stirring motor with a power of 120 kw.
The above agents such as a suds suppressor, a dispersant, a thickener, a water repellent, a lubricant, a blue dye (or "blue stain"), and a violet dye (or "violet stain") used in the papermaking field are per se the prior art, and are not particularly limited herein.
The present application is further illustrated by the following examples. The following examples: the calcium carbonate has particles with the particle size not larger than 2 microns (namely, the particle size is less than or equal to 2 microns) accounting for 65 percent of the total mass of the calcium carbonate; the solid content of the calcium carbonate is 75%, the solid content of the styrene-butadiene latex is 50%, the solid content of the CBC starch is 42%, and the solid content of the caustic soda is 32%. The solid content of other components is preferably as follows, the solid content of the foam inhibitor is 100%, the solid content of the dispersing agent is 42%, the solid content of the thickening agent is 30%, the solid content of the water repellent agent is 50%, the solid content of the blue dye is 1%, and the solid content of the purple dye is 2%.
Example 1
(1) Weighing the following components in parts by weight:
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed for 1 minute and then at a high speed for 10 minutes;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into a stirring device, and stirring at a high speed for 10 minutes and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring for 35 minutes;
(5) The stirring device stops stirring.
Example 2
(1) Weighing the following components in parts by weight:
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed for 1 minute and then at a high speed for 10 minutes;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into a stirring device, and stirring at a high speed for 10 minutes and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring for 35 minutes;
(5) The stirring device stops stirring.
Example 3
(1) Weighing the following components in parts by weight:
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed for 1 minute and then at a high speed for 10 minutes;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into a stirring device, and stirring at a high speed for 10 minutes and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring for 35 minutes;
(5) The stirring device stops stirring.
Example 4
(1) Weighing the following components in parts by weight:
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed for 1 minute and then at a high speed for 10 minutes;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into a stirring device, and stirring at a high speed for 10 minutes and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring for 35 minutes;
(5) The stirring device stops stirring.
The coatings prepared in examples 1 to 4 were tested, respectively, and the results were as follows:
| test items | Viscosity (cps) | Solid content (%) | pH value of | Water Retention (g/m) 2 ) |
| Example 1 | 775 | 65 | 8.6 | 138 |
| Example 2 | 778 | 68 | 8.7 | 142 |
| Example 3 | 780 | 66 | 8.6 | 145 |
| Example 4 | 776 | 67 | 8.8 | 140 |
The white board paper prime coat paint provided by the invention has stable viscosity and solid content in tests, and the water retention performance of the paint is greatly improved. In practical use, the coating amount of the paper surface is relatively stable, and the coating strength is improved, so that the white board paper has certain help for improving the paper surface appearance, the paper folding endurance, the avoidance of powder falling and other paper performances. In the invention, the styrene-butadiene latex has the advantages of latex stability, small influence on the viscosity of the coating, high solid content, good fluidity and the like, and has good compatibility with other components in the coating; good film forming property, and high smoothness and glossiness.
Through the analysis, compared with the prior art, the white board paper base coating provided by the invention is simple to produce, improves the properties such as viscosity, solid content and water retention property on the premise of controlling the production cost, and meets the increasingly higher requirements of the paper making field on the white board paper base coating.
It should be understood that equivalents and modifications to the disclosed embodiments and inventive concepts may occur to persons skilled in the art, and all such modifications and/or alterations are intended to fall within the scope of the present invention.
Claims (9)
1. The white board paper base coating is characterized by comprising the following components in parts by weight:
2. the white board paper priming paint according to claim 1, which is characterized by comprising the following components in parts by weight:
3. the white board paper priming paint according to claim 1, wherein the calcium carbonate comprises particles with a particle size of not more than 2 microns, which account for 60-70% of the total mass of the calcium carbonate.
4. The white board paper undercoat paint according to claim 1, wherein the calcium carbonate has a solid content of 75%, the styrene-butadiene latex has a solid content of 50%, the CBC starch has a solid content of 42%, and the caustic soda has a solid content of 32%.
5. A process for producing the white board paper primer coating according to claim 1, characterized by comprising the steps of:
(1) Weighing the components in parts by weight;
(2) Adding the calcium carbonate prepared in the step (1) into stirring equipment, and stirring at a low speed and then at a high speed;
(3) Sequentially adding the foam inhibitor, the dispersing agent, clear water, the thickening agent and the CBC starch prepared in the step (1) into stirring equipment, and stirring at a high speed and then stirring at a low speed;
(4) Sequentially adding the blue dye, the purple dye, the water repellent agent, the lubricant, the caustic soda and the styrene-butadiene latex prepared in the step (1) into stirring equipment for stirring;
(5) The stirring device stops stirring.
6. The process for producing the white board paper undercoat paint according to claim 5, characterized in that the low speed is 800 revolutions per minute and the high speed is 1200 revolutions per minute.
7. The process for producing the white board paper prime coating according to claim 6, wherein in the step (2), the mixture is stirred at a low speed for 1 minute and then stirred at a high speed for 10 minutes.
8. The process for producing the white board paper prime coating according to claim 6, wherein in the step (3), the stirring at the high speed is switched to the low speed stirring after 10 minutes.
9. The process for producing the white board paper prime coating according to claim 6, wherein in the step (4), the stirring time is 35 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210691918.XA CN115369683A (en) | 2022-06-17 | 2022-06-17 | White paperboard prime coat paint and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210691918.XA CN115369683A (en) | 2022-06-17 | 2022-06-17 | White paperboard prime coat paint and production process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115369683A true CN115369683A (en) | 2022-11-22 |
Family
ID=84061806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210691918.XA Pending CN115369683A (en) | 2022-06-17 | 2022-06-17 | White paperboard prime coat paint and production process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115369683A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397564A (en) * | 2013-07-31 | 2013-11-20 | 山东博汇纸业股份有限公司 | Special coated white card paper for laser marking and preparation process thereof |
| CN104313939A (en) * | 2014-08-25 | 2015-01-28 | 海南金海浆纸业有限公司 | High-turning-speed multi-layer coating paint |
| CN110629587A (en) * | 2018-12-26 | 2019-12-31 | 江门星辉造纸有限公司 | Plastic uptake coating white board paper and preparation process thereof |
-
2022
- 2022-06-17 CN CN202210691918.XA patent/CN115369683A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397564A (en) * | 2013-07-31 | 2013-11-20 | 山东博汇纸业股份有限公司 | Special coated white card paper for laser marking and preparation process thereof |
| CN104313939A (en) * | 2014-08-25 | 2015-01-28 | 海南金海浆纸业有限公司 | High-turning-speed multi-layer coating paint |
| CN110629587A (en) * | 2018-12-26 | 2019-12-31 | 江门星辉造纸有限公司 | Plastic uptake coating white board paper and preparation process thereof |
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Application publication date: 20221122 |