CN111945464A - Production process of high-performance anionic surface sizing agent - Google Patents
Production process of high-performance anionic surface sizing agent Download PDFInfo
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- CN111945464A CN111945464A CN202010716897.3A CN202010716897A CN111945464A CN 111945464 A CN111945464 A CN 111945464A CN 202010716897 A CN202010716897 A CN 202010716897A CN 111945464 A CN111945464 A CN 111945464A
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- sizing agent
- surface sizing
- stirring
- mixing
- filter
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- 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
- D21H21/16—Sizing or water-repelling agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Detergent Compositions (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention belongs to the technical field of production processes of surface sizing agents, in particular to a production process of a high-performance anionic surface sizing agent, which aims at the problem that the quality of the existing animal glue surface sizing agent is not controlled during production, so that the use of a product is influenced during later surface sizing, and provides the following scheme, wherein the production process comprises the following steps of W1, preparing a reaction vessel, a crushing tank, a mixing stirring kettle, a temperature controller, a filter, an evaporator, a gel machine and a dryer, wherein the temperature controller is connected with the mixing stirring kettle; w2: putting animal raw materials into a crushing tank for crushing; w3 crushed animal raw material was placed in a reaction dish and subjected to degreasing, alkali treatment and acid treatment. The method is simple to operate and convenient to use, and can ensure better quality of the sizing agent during production of the sizing agent, so that the product is better in practicability when the sizing agent is applied to the surface.
Description
Technical Field
The invention relates to the technical field of production processes of surface sizing agents, in particular to a production process of a high-performance anionic surface sizing agent.
Background
Surface sizing agents and neutral sizing agents. The common QT-7N surface sizing is mainly used for improving the surface smoothness of paper sheets, reducing the porosity and preventing surface fuzzing and linting. Modified and unmodified starches are used more often, and PVA is also used. Others include paraffin emulsions, animal glues, carboxymethylcellulose, polyurethanes, styrene-maleic anhydride copolymers, acrylic and acrylate copolymers, dihydroxy fatty acid compounds, and the like.
The quality of the existing animal glue surface sizing agent can not be controlled during production, which affects the use of the product during surface sizing at the later stage, so a production process of a high-performance anionic surface sizing agent is provided.
Disclosure of Invention
The invention aims to solve the problem that the quality of the existing animal glue surface sizing agent is not controlled during production, so that the use of the product is influenced during surface sizing at the later stage, and provides a production process of a high-performance anionic surface sizing agent.
In order to achieve the purpose, the invention adopts the following technical scheme:
a production process of a high-performance anionic surface sizing agent comprises the following steps:
w1, preparing a reaction vessel, a crushing tank, a mixing and stirring kettle, a temperature controller, a filter, an evaporator, a gel machine and a dryer, wherein the temperature controller is connected with the mixing and stirring kettle;
w2: putting animal raw materials into a crushing tank for crushing;
w3 placing the crushed animal raw material into a reaction vessel, and carrying out degreasing, alkali treatment and acid treatment;
w4: putting the treated animal raw material into a mixing and stirring kettle for hydrolysis and stirring, and filtering;
w5: temperature control and time control are required to be carried out through a temperature controller and a time timer during hydrolysis stirring, the stirring speed is 60 revolutions per minute, the stirring temperature is 80-90 ℃, and the stirring time is 20 minutes;
w6: filtering the stirred animal raw material through a filter, concentrating the animal raw material through an evaporator, forming the animal raw material through gel by a jelly machine, and drying the animal raw material through a dryer.
Preferably, the mixing and stirring kettle in the W1 comprises a material adding mechanism, a quantitative control valve and a blanking mechanism, the material adding mechanism is arranged on the reaction vessel, the mixing and stirring kettle is connected with a filter, the filter is connected with an evaporator, the evaporator is connected with a jelly machine, and the jelly machine is connected with a dryer.
Preferably, the reaction vessel comprises a crushing mechanism, a degreasing device, an alkaline tank and an acidic tank, and the acidic tank is connected with the material adding mechanism.
Preferably, the material adding mechanism is connected with the material mixing and stirring kettle through a connecting pipe, the connecting pipe is connected with a quantitative control valve, and the quantitative control valve can quantitatively control the material and water in the material adding mechanism, so that the material adding mechanism and the material mixing and stirring kettle can be fused in a certain proportion when being mixed.
Preferably, a timer is arranged on the mixing and stirring kettle and can be used for stirring materials stirred in the mixing and stirring kettle at regular time.
Preferably, the filter comprises a filter box and a plurality of layers of filter screens, the pore diameters of the plurality of layers of filter screens are gradually reduced, and the plurality of layers of filter screens are made of stainless steel metal materials.
Preferably, the evaporator is a plate evaporator, and is performed under reduced pressure. The concentration of the glue solution obtained after evaporation reaches more than 20-25%.
Preferably, the gel machine adopts a rotary drum type or a belt type gel machine, so that the concentrated gel liquid is cooled and condensed into irregular flaky or small granular shapes.
Preferably, the dryer is a drum dryer or a fourdrinier belt dryer.
Compared with the prior art, the invention has the advantages that:
(1) due to the arrangement of the crushing mechanism, when the raw materials are subjected to reaction treatment, the time consumption is less, the treatment is more thorough, and the reaction is more sufficient;
(2) add the mechanism and pass through being connected of connecting pipe with mixing stirred tank, the quantitative control valve is connected with the connecting pipe simultaneously for material concentration when quantitative control valve can control the hydrolysis, the people of being convenient for use.
The method is simple to operate and convenient to use, and can ensure better quality of the sizing agent during production of the sizing agent, so that the product is better in practicability when the sizing agent is applied to the surface.
Drawings
Fig. 1 is a schematic structural diagram of a production process of a high-performance anionic surface sizing agent provided by the invention.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1, a process for producing a high-performance anionic surface sizing agent includes the following steps:
w1, preparing a reaction vessel, a crushing tank, a mixing and stirring kettle, a temperature controller, a filter, an evaporator, a gel machine and a dryer, wherein the temperature controller is connected with the mixing and stirring kettle;
w2: putting animal raw materials into a crushing tank for crushing;
w3 placing the crushed animal raw material into a reaction vessel, and carrying out degreasing, alkali treatment and acid treatment;
w4: putting the treated animal raw material into a mixing and stirring kettle for hydrolysis and stirring, and filtering;
w5: temperature control and time control are required to be carried out through a temperature controller and a time timer during hydrolysis stirring, the stirring speed is 60 revolutions per minute, the stirring temperature is 80-90 ℃, and the stirring time is 20 minutes;
w6: filtering the stirred animal raw material through a filter, concentrating the animal raw material through an evaporator, forming the animal raw material through gel by a jelly machine, and drying the animal raw material through a dryer.
In this embodiment, mixing stirring cauldron includes that the material adds mechanism, quantitative control valve and unloading mechanism in W1, and the material adds the mechanism and sets up on the reaction vessel, and mixing stirring cauldron is connected with the filter, and the cooling tank sets up on the filter, and the collecting box is located the cooling tank.
In this embodiment, the reaction vessel includes crushing mechanism, degrease equipment, alkaline jar and acid jar, and the acid jar is connected with material adding mechanism.
In this embodiment, material adds and is connected through the connecting pipe between mechanism and the material mixing stirring cauldron, and the connecting pipe is connected with the ration control valve, and the ration control valve can carry out quantitative control to material and water in the material adds the mechanism, makes it can form certain proportion when mixing and fuses.
In this embodiment, be equipped with the time-recorder on the mixing stirring cauldron, the time-recorder can carry out regularly the stirring to the material of stirring in the mixing stirring cauldron.
In this embodiment, the filter includes rose box and multilayer filter screen, and the aperture of multilayer filter screen diminishes gradually, and the multilayer filter screen is stainless steel metal material.
In this example, the evaporator was a plate evaporator and was conducted under reduced pressure. The concentration of the glue solution obtained after evaporation reaches more than 20-25%.
In this embodiment, the jelly machine uses a drum-type or belt-type jelly machine to cool and coagulate the concentrated jelly into irregular flakes or small particles.
In this embodiment, the dryer is a drum dryer or a long mesh belt dryer.
Example two
Referring to fig. 1, a process for producing a high-performance anionic surface sizing agent includes the following steps:
w1, preparing a reaction vessel, a crushing tank, a mixing and stirring kettle, a temperature controller, a filter, an evaporator, a gel machine and a dryer, wherein the temperature controller is connected with the mixing and stirring kettle;
w2: putting animal raw materials into a crushing tank for crushing;
w3 placing the crushed animal raw material into a reaction vessel, and carrying out degreasing, alkali treatment and acid treatment;
w4: putting the treated animal raw material into a mixing and stirring kettle for hydrolysis and stirring, and filtering;
w5: temperature control and time control are required to be carried out through a temperature controller and a time timer during hydrolysis stirring, the stirring speed is 50 revolutions per minute, the stirring temperature is 80-90 ℃, and the stirring time is 25 minutes;
w6: filtering the stirred animal raw material through a filter, concentrating the animal raw material through an evaporator, forming the animal raw material through gel by a jelly machine, and drying the animal raw material through a dryer.
In this embodiment, mixing stirring cauldron includes that the material adds mechanism, quantitative control valve and unloading mechanism in W1, and the material adds the mechanism and sets up on the reaction vessel, and mixing stirring cauldron is connected with the filter, and the cooling tank sets up on the filter, and the collecting box is located the cooling tank.
In this embodiment, the reaction vessel includes crushing mechanism, degrease equipment, alkaline jar and acid jar, and the acid jar is connected with material adding mechanism.
In this embodiment, material adds and is connected through the connecting pipe between mechanism and the material mixing stirring cauldron, and the connecting pipe is connected with the ration control valve, and the ration control valve can carry out quantitative control to material and water in the material adds the mechanism, makes it can form certain proportion when mixing and fuses.
In this embodiment, be equipped with the time-recorder on the mixing stirring cauldron, the time-recorder can carry out regularly the stirring to the material of stirring in the mixing stirring cauldron.
In this embodiment, the filter includes rose box and multilayer filter screen, and the aperture of multilayer filter screen diminishes gradually, and the multilayer filter screen is stainless steel metal material, and the multilayer filter screen can filter out the material of different levels to can keep the biggest filter effect, can also conveniently dismantle the change simultaneously.
In this example, the evaporator was a plate evaporator and was conducted under reduced pressure. The concentration of the glue solution obtained after evaporation reaches more than 20-25%.
In this embodiment, the jelly machine uses a drum-type or belt-type jelly machine to cool and coagulate the concentrated jelly into irregular flakes or small particles.
In this embodiment, the dryer is a drum dryer or a long mesh belt dryer.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention in the technical scope of the present invention.
Claims (9)
1. The production process of the high-performance anionic surface sizing agent is characterized by comprising the following steps of:
w1, preparing a reaction vessel, a crushing tank, a mixing and stirring kettle, a temperature controller, a filter, an evaporator, a gel machine and a dryer, wherein the temperature controller is connected with the mixing and stirring kettle;
w2: putting animal raw materials into a crushing tank for crushing;
w3 placing the crushed animal raw material into a reaction vessel, and carrying out degreasing, alkali treatment and acid treatment;
w4: putting the treated animal raw material into a mixing and stirring kettle for hydrolysis and stirring, and filtering;
w5: temperature control and time control are needed to be carried out through a temperature controller and a time timer during hydrolysis stirring, and the stirring speed is 60 revolutions per minute;
w6: filtering the stirred animal raw material through a filter, concentrating the animal raw material through an evaporator, forming the animal raw material through gel by a jelly machine, and drying the animal raw material through a dryer.
2. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein the W1 mixing and stirring kettle comprises a material adding mechanism, a quantitative control valve and a blanking mechanism, the material adding mechanism is arranged on a reaction vessel, the mixing and stirring kettle is connected with a filter, the filter is connected with an evaporator, the evaporator is connected with a jelly machine, and the jelly machine is connected with a dryer.
3. The process of claim 1, wherein the reaction vessel comprises a pulverizing mechanism, a degreasing device, an alkaline tank and an acid tank, and the acid tank is connected to the material adding mechanism.
4. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein the material adding mechanism is connected with the material mixing and stirring tank through a connecting pipe, and the connecting pipe is connected with a quantitative control valve.
5. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein a timer is provided on the mixing and stirring tank.
6. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein the filter comprises a filter box and a plurality of layers of filter screens, the pore diameter of the plurality of layers of filter screens is gradually reduced, and the plurality of layers of filter screens are made of stainless steel metal.
7. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein the evaporator is a plate evaporator and is carried out under reduced pressure; the concentration of the glue solution obtained after evaporation reaches more than 20-25%.
8. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein the gel-maker is a rotary drum or belt type gel-maker, and the concentrated gel liquid is cooled and coagulated into irregular flaky or small granular shapes.
9. The process for producing a high-performance anionic surface sizing agent according to claim 1, wherein said dryer is a drum dryer or a fourdrinier belt dryer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010716897.3A CN111945464A (en) | 2020-07-23 | 2020-07-23 | Production process of high-performance anionic surface sizing agent |
| PCT/CN2020/130905 WO2022016761A1 (en) | 2020-07-23 | 2020-11-23 | Production process for high-performance anionic surface sizing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010716897.3A CN111945464A (en) | 2020-07-23 | 2020-07-23 | Production process of high-performance anionic surface sizing agent |
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| CN111945464A true CN111945464A (en) | 2020-11-17 |
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| CN202010716897.3A Pending CN111945464A (en) | 2020-07-23 | 2020-07-23 | Production process of high-performance anionic surface sizing agent |
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| CN (1) | CN111945464A (en) |
| WO (1) | WO2022016761A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022016761A1 (en) * | 2020-07-23 | 2022-01-27 | 江苏理文化工有限公司 | Production process for high-performance anionic surface sizing agent |
| CN114768705A (en) * | 2022-04-29 | 2022-07-22 | 江苏理文化工有限公司 | Production process of high-performance anionic surface sizing agent |
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| CN111945464A (en) * | 2020-07-23 | 2020-11-17 | 江苏理文化工有限公司 | Production process of high-performance anionic surface sizing agent |
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2020
- 2020-07-23 CN CN202010716897.3A patent/CN111945464A/en active Pending
- 2020-11-23 WO PCT/CN2020/130905 patent/WO2022016761A1/en active Application Filing
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| WO1980001211A1 (en) * | 1978-12-04 | 1980-06-12 | Darling Delaware Co | Low fat stabilized bone and method of producing |
| US4222741A (en) * | 1979-03-09 | 1980-09-16 | Dubuque Packing Company | Method of processing mechanically removed porcine skins for ultimate gelatin or leather production |
| CN103122219A (en) * | 2011-11-17 | 2013-05-29 | 中国科学院理化技术研究所 | Method for preparing gelatin by taking bone as raw material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022016761A1 (en) * | 2020-07-23 | 2022-01-27 | 江苏理文化工有限公司 | Production process for high-performance anionic surface sizing agent |
| CN114768705A (en) * | 2022-04-29 | 2022-07-22 | 江苏理文化工有限公司 | Production process of high-performance anionic surface sizing agent |
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| Publication number | Publication date |
|---|---|
| WO2022016761A1 (en) | 2022-01-27 |
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