CN111395030A - Production process of low-warpage kraft liner cardboard paper - Google Patents
Production process of low-warpage kraft liner cardboard paper Download PDFInfo
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- CN111395030A CN111395030A CN202010235897.1A CN202010235897A CN111395030A CN 111395030 A CN111395030 A CN 111395030A CN 202010235897 A CN202010235897 A CN 202010235897A CN 111395030 A CN111395030 A CN 111395030A
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- kraft liner
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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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/04—Acids; Metal salts or ammonium salts thereof
- C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
-
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/14—Secondary fibres
-
- 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
- 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
- D21H19/20—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds 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
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/34—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising cellulose or derivatives thereof
-
- 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
- D21H21/18—Reinforcing agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
Abstract
The invention discloses a production process of low-warpage kraft liner cardboard paper. The method comprises the following steps: (1) steaming and boiling; (2) pulping; (3) papermaking and forming; (4) drying; (5) and (4) sizing. The production process of the invention takes waste paper and wood fiber as main raw materials, can recycle the waste paper, simultaneously adds sodium hydroxide solution for pulping together, adopts a plurality of rows of drying cylinders, and sprays sizing agent at the same time, and the obtained paper has high performance and low warpage; the qualified finished paper products are increased, the degradation rate is reduced by 20%, the running efficiency of the paper machine is increased by 1%, and the annual total sales profit is increased by about 300 ten thousand yuan.
Description
Technical Field
The invention relates to a production process of low-warpage kraft liner cardboard paper, and belongs to the technical field of papermaking.
Background
With the rapid development of industrialization, the environment situation is more and more severe, and the requirements of people on the environment are higher and higher. In the pulping and papermaking industry, a large amount of waste is inevitably generated, which has great influence on the environment. However, waste recycling is carried out through recycling waste paper, so that the problem of environmental pollution can be reduced, and the problem of lack of wood raw material resources can be relieved. The raw material of the environment-friendly kraft liner cardboard paper is recycled waste paper, and belongs to an environment-friendly green packaging material.
In recent years, circular economy is promoted at home and abroad, and the amount of used paper is increasing, so that the paper making industry is in depth on the process research of paper making by using the used paper. And the warping deformation is one of the paper defects of the environment-friendly kraft liner cardboard paper. The paper warping in the papermaking process is the unevenness caused by the uneven fiber distribution direction of the paper sheet in the forming process, the difference among layer components of each point of the paper sheet, the uneven stress of the front and back surfaces of the paper sheet in the running process and the uneven self shrinkage of the drying factors. The warp deformation is serious and can not be used at all.
Therefore, a production process of the kraft liner board paper with low warpage is needed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a production process of low-warpage kraft liner cardboard paper.
The invention is realized by the following technical scheme:
a production process of low-warpage kraft liner cardboard paper comprises the following steps:
(1) and (3) cooking: placing waste paper and wood fiber in cold water, heating under stirring to 90-100 deg.C for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: mixing the initial slurry with a sodium hydroxide solution, and then placing the mixture into a pulping machine for pulping to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a plurality of rows of drying cylinders to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
The production process of the low-warpage kraft liner cardboard paper comprises the step of preparing a sodium hydroxide solution, wherein the mass fraction of sodium hydroxide in the sodium hydroxide solution is 20-30%.
The production process of the low-warpage kraft liner cardboard paper comprises the step of mixing the waste paper and the wood fiber in a weight ratio of 8-9: 1.
The production process of the low-warpage kraft liner cardboard paper comprises the following raw materials in parts by weight: 50-60 parts of rosin resin, 3-6 parts of carboxymethyl cellulose, 10-15 parts of polyvinyl alcohol and 10-15 parts of acrylic emulsion.
The production process of the low-warpage kraft liner cardboard paper comprises the following steps of: heating water to 60 ℃, adding acrylic acid and an emulsifier, adding an initiator under a stirring state, reacting for 40-60min, and adding zinc stearate to obtain the acrylic emulsion.
The production process of the low-warpage kraft liner cardboard paper comprises the following raw materials in parts by weight: 80-100 parts of water, 30-40 parts of acrylic acid, 4-8 parts of emulsifier, 1-3 parts of initiator and 4-8 parts of zinc stearate.
The production process of the low-warpage kraft liner boxboard paper comprises the step of adding tween as an emulsifier.
The production process of the low-warpage kraft liner cardboard paper comprises the step of preparing a starting material, wherein the starting material is di-tert-amyl peroxide.
The production process of the low-warpage kraft liner cardboard paper comprises the following steps of: putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
The invention achieves the following beneficial effects:
the production process of the invention takes waste paper and wood fiber as main raw materials, can recycle the waste paper, simultaneously adds sodium hydroxide solution for pulping together, adopts a plurality of rows of drying cylinders, and sprays sizing agent at the same time, and the obtained paper has high performance and low warpage; the qualified finished paper products are increased, the degradation rate is reduced by 20%, the running efficiency of the paper machine is increased by 1%, and the annual total sales profit is increased by about 300 ten thousand yuan.
The sizing agent of the invention adopts the mixture of rosin resin, carboxymethyl cellulose, polyvinyl alcohol and acrylic emulsion, the obtained sizing agent has high adhesive force among tissues, and the bursting strength and ring crush index of the paper are improved. The preparation method of the polypropylene emulsion is simple, the viscosity is good, and the bonding performance of the sizing agent is improved.
Detailed Description
The invention is further described below. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
A production process of low-warpage kraft liner cardboard paper comprises the following steps:
(1) and (3) cooking: placing waste paper and wood fiber in a weight ratio of 8:1 into cold water, heating to 90-100 ℃ under stirring, keeping for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: mixing the initial slurry with 20-30% sodium hydroxide solution, and pulping in a pulping machine to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a plurality of rows of drying cylinders to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
The sizing agent comprises the following raw materials in parts by weight: 50 parts of rosin resin, 3 parts of carboxymethyl cellulose, 10 parts of polyvinyl alcohol and 10 parts of acrylic emulsion. Putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
The acrylic emulsion is obtained by the following steps: heating water to 60 ℃, adding acrylic acid and tween, adding di-tert-amyl peroxide under stirring, reacting for 40-60min, and adding zinc stearate to obtain the acrylic emulsion. The acrylic emulsion comprises the following raw materials in parts by weight: 80 parts of water, 30 parts of acrylic acid, 4 parts of tween, 1 part of di-tert-amyl peroxide and 4 parts of zinc stearate.
Example 2
A production process of low-warpage kraft liner cardboard paper comprises the following steps:
(1) and (3) cooking: putting waste paper and wood fiber in a weight ratio of 9:1 into cold water, heating to 90-100 ℃ under stirring, keeping for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: mixing the initial slurry with 20-30% sodium hydroxide solution, and pulping in a pulping machine to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a plurality of rows of drying cylinders to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
The sizing agent comprises the following raw materials in parts by weight: 60 parts of rosin resin, 6 parts of carboxymethyl cellulose, 15 parts of polyvinyl alcohol and 15 parts of acrylic emulsion. Putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
The acrylic emulsion is obtained by the following steps: heating water to 60 ℃, adding acrylic acid and tween, adding di-tert-amyl peroxide under stirring, reacting for 40-60min, and adding zinc stearate to obtain the acrylic emulsion. The acrylic emulsion comprises the following raw materials in parts by weight: 100 parts of water, 40 parts of acrylic acid, 8 parts of tween, 3 parts of di-tert-amyl peroxide and 8 parts of zinc stearate.
Example 3
A production process of low-warpage kraft liner cardboard paper comprises the following steps:
(1) and (3) cooking: putting waste paper and wood fiber in a weight ratio of 9:1 into cold water, heating to 90-100 ℃ under stirring, keeping for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: mixing the initial slurry with 20-30% sodium hydroxide solution, and pulping in a pulping machine to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a plurality of rows of drying cylinders to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
The sizing agent comprises the following raw materials in parts by weight: 55 parts of rosin resin, 5 parts of carboxymethyl cellulose, 12 parts of polyvinyl alcohol and 12 parts of acrylic emulsion. Putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
The acrylic emulsion is obtained by the following steps: heating water to 60 ℃, adding acrylic acid and tween, adding di-tert-amyl peroxide under stirring, reacting for 40-60min, and adding zinc stearate to obtain the acrylic emulsion. The acrylic emulsion comprises the following raw materials in parts by weight: 90 parts of water, 36 parts of acrylic acid, 6 parts of tween, 2 parts of di-tert-amyl peroxide and 6 parts of zinc stearate.
Comparative example 1
A production process of low-warpage kraft liner cardboard paper comprises the following steps:
(1) and (3) cooking: putting waste paper and wood fiber in a weight ratio of 9:1 into cold water, heating to 90-100 ℃ under stirring, keeping for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: mixing the initial slurry with 20-30% sodium hydroxide solution, and pulping in a pulping machine to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a single-row drying cylinder to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
The rest is the same as in example 3.
Comparative example 2
A production process of low-warpage kraft liner cardboard paper comprises the following steps:
(1) and (3) cooking: putting waste paper and wood fiber in a weight ratio of 9:1 into cold water, heating to 90-100 ℃ under stirring, keeping for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: placing the initial slurry into a pulping machine for pulping to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a plurality of rows of drying cylinders to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
The sizing agent comprises the following raw materials in parts by weight: 55 parts of rosin resin, 5 parts of carboxymethyl cellulose, 12 parts of polyvinyl alcohol and 12 parts of acrylic emulsion. Putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
The acrylic emulsion is obtained by the following steps: heating water to 60 ℃, adding acrylic acid and tween, adding di-tert-amyl peroxide under stirring, reacting for 40-60min, and adding zinc stearate to obtain the acrylic emulsion. The acrylic emulsion comprises the following raw materials in parts by weight: 90 parts of water, 36 parts of acrylic acid, 6 parts of tween, 2 parts of di-tert-amyl peroxide and 6 parts of zinc stearate.
The rest is the same as in example 3.
Comparative example 3
The sizing agent comprises the following raw materials in parts by weight: 55 parts of rosin resin, 5 parts of carboxymethyl cellulose and 12 parts of polyvinyl alcohol. Putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
The rest is the same as in example 3.
The paper prepared in each example and comparative example was subjected to performance testing, and the specific results are shown in the following table:
compared with the comparative example 1, in the embodiment 3, the temperature of the adjacent upper and lower rows of drying cylinders is adjusted by adopting a drying mode of a plurality of rows of drying cylinders, so that the temperature difference between the adjacent drying cylinders is eliminated, the drying efficiency difference of two surfaces of the paper board is prevented, the free shrinkage rate of the paper board in the drying cylinders is ensured to be consistent, and the degree of curling is reduced; compared with the comparative example 2, the sodium hydroxide solution with the mass fraction of 20-30% is added in the example 3, the beating degree is adjusted, and the indexes of the paper in all aspects are improved; compared with the comparative example 3, the sizing agent in the example 3 is added with the polypropylene emulsion, and the obtained paper has higher performance.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A production process of low-warpage kraft liner cardboard paper is characterized by comprising the following steps:
(1) and (3) cooking: placing waste paper and wood fiber in cold water, heating under stirring to 90-100 deg.C for 30-40min, and naturally cooling to obtain initial slurry;
(2) pulping: mixing the initial slurry with a sodium hydroxide solution, and then placing the mixture into a pulping machine for pulping to obtain primary slurry; primary screening the primary pulp to obtain pure pulp, and feeding the filtered filter residue into a pulp grinder again to grind together with the next pulp;
(3) papermaking and forming: the pure slurry enters a thermal dispersion system for dispersion and then is subjected to net-laying papermaking forming;
(4) and (3) drying: drying by adopting a plurality of rows of drying cylinders to obtain base paper;
(5) sizing: and spraying and gluing the surface of the base paper to obtain the final kraft liner cardboard paper.
2. The production process of the low-warpage kraft liner board paper as claimed in claim 1, wherein the mass fraction of sodium hydroxide in the sodium hydroxide solution is 20-30%.
3. The process for producing the low-warpage kraft liner board paper as claimed in claim 1, wherein the weight ratio of the waste paper to the wood fiber is 8-9: 1.
4. The production process of the low-warpage kraft liner linerboard paper as claimed in claim 1, wherein the sizing agent comprises the following raw materials in parts by weight: 50-60 parts of rosin resin, 3-6 parts of carboxymethyl cellulose, 10-15 parts of polyvinyl alcohol and 10-15 parts of acrylic emulsion.
5. The process for producing the low-warpage kraft liner board paper as claimed in claim 4, wherein the acrylic emulsion is obtained by the steps of: heating water to 60 ℃, adding acrylic acid and an emulsifier, adding an initiator under a stirring state, reacting for 40-60min, and adding zinc stearate to obtain the acrylic emulsion.
6. The production process of the low-warpage kraft liner cardboard paper as claimed in claim 5, wherein the acrylic emulsion comprises the following raw materials in parts by weight: 80-100 parts of water, 30-40 parts of acrylic acid, 4-8 parts of emulsifier, 1-3 parts of initiator and 4-8 parts of zinc stearate.
7. The process for producing the low-warpage kraft liner linerboard paper as claimed in claim 6, wherein the emulsifier is tween.
8. The process for producing the low-warpage kraft liner board paper as claimed in claim 7, wherein the initiator is di-tert-amyl peroxide.
9. The process for producing a low-warpage kraft liner board paper as claimed in claim 4, wherein the sizing agent is obtained by the steps of: putting the rosin resin, the carboxymethyl cellulose, the polyvinyl alcohol and the acrylic emulsion into a stirrer in sequence, mixing and stirring, and fully mixing to obtain the sizing agent.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010235897.1A CN111395030A (en) | 2020-03-30 | 2020-03-30 | Production process of low-warpage kraft liner cardboard paper |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010235897.1A CN111395030A (en) | 2020-03-30 | 2020-03-30 | Production process of low-warpage kraft liner cardboard paper |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111979810A (en) * | 2020-08-19 | 2020-11-24 | 江苏理文造纸有限公司 | Process for preparing cardboard paper by using wood chip fibers |
| CN111979815A (en) * | 2020-08-19 | 2020-11-24 | 江苏理文造纸有限公司 | Preparation method of moisture regain-resistant, delamination-resistant and high-strength environment-friendly kraft liner cardboard paper |
| CN113944062A (en) * | 2021-10-28 | 2022-01-18 | 汇胜集团股份有限公司 | Production method for eliminating lotus leaf edges of paper tube base paper |
| CN116479681A (en) * | 2023-05-23 | 2023-07-25 | 江门市明星纸业有限公司 | Environment-friendly antistatic antibacterial waterproof kraft paper and production process thereof |
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| CN109468885A (en) * | 2018-12-26 | 2019-03-15 | 江苏理文造纸有限公司 | A kind of production technology of environmental protection liner board |
| CN109487609A (en) * | 2018-12-28 | 2019-03-19 | 江苏理文造纸有限公司 | A kind of production method of the kraft liner cardboard paper of low basis weight |
| CN109629286A (en) * | 2018-12-28 | 2019-04-16 | 江苏理文造纸有限公司 | A kind of preparation process of kraft liner cardboard paper |
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2020
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| CN101768891A (en) * | 2009-12-25 | 2010-07-07 | 江苏理文造纸有限公司 | Kraft liner cardboard paper and manufacturing method thereof |
| CN103061199A (en) * | 2012-12-17 | 2013-04-24 | 华南理工大学 | Device and method for utilizing medium density fiberboard leftover material to produce boxboard |
| CN109468885A (en) * | 2018-12-26 | 2019-03-15 | 江苏理文造纸有限公司 | A kind of production technology of environmental protection liner board |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111979810A (en) * | 2020-08-19 | 2020-11-24 | 江苏理文造纸有限公司 | Process for preparing cardboard paper by using wood chip fibers |
| CN111979815A (en) * | 2020-08-19 | 2020-11-24 | 江苏理文造纸有限公司 | Preparation method of moisture regain-resistant, delamination-resistant and high-strength environment-friendly kraft liner cardboard paper |
| CN113944062A (en) * | 2021-10-28 | 2022-01-18 | 汇胜集团股份有限公司 | Production method for eliminating lotus leaf edges of paper tube base paper |
| CN116479681A (en) * | 2023-05-23 | 2023-07-25 | 江门市明星纸业有限公司 | Environment-friendly antistatic antibacterial waterproof kraft paper and production process thereof |
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Application publication date: 20200710 |