CN112030596A - Formula of environment-friendly paperboard regenerated by using papermaking sludge - Google Patents
Formula of environment-friendly paperboard regenerated by using papermaking sludge Download PDFInfo
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- CN112030596A CN112030596A CN202010846078.0A CN202010846078A CN112030596A CN 112030596 A CN112030596 A CN 112030596A CN 202010846078 A CN202010846078 A CN 202010846078A CN 112030596 A CN112030596 A CN 112030596A
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- 239000011087 paperboard Substances 0.000 title claims abstract description 142
- 239000010802 sludge Substances 0.000 title claims abstract description 56
- 229920001778 nylon Polymers 0.000 claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229920002472 Starch Polymers 0.000 claims abstract description 29
- 235000019698 starch Nutrition 0.000 claims abstract description 29
- 239000008107 starch Substances 0.000 claims abstract description 29
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 239000008367 deionised water Substances 0.000 claims abstract description 20
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 18
- 239000000853 adhesive Substances 0.000 claims abstract description 13
- 230000001070 adhesive effect Effects 0.000 claims abstract description 13
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 10
- 239000000123 paper Substances 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 27
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 239000000126 substance Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- 239000002518 antifoaming agent Substances 0.000 claims description 14
- 238000007872 degassing Methods 0.000 claims description 14
- -1 polysiloxane Polymers 0.000 claims description 14
- 229920001296 polysiloxane Polymers 0.000 claims description 14
- 229920001131 Pulp (paper) Polymers 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 10
- 239000012783 reinforcing fiber Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 7
- 238000007639 printing Methods 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000000839 emulsion Substances 0.000 claims description 6
- 238000004090 dissolution Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 claims description 2
- 239000006260 foam Substances 0.000 claims description 2
- 238000009472 formulation Methods 0.000 claims 14
- 230000008929 regeneration Effects 0.000 abstract description 3
- 238000011069 regeneration method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 17
- 239000002351 wastewater Substances 0.000 description 14
- 239000011111 cardboard Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 4
- 238000005187 foaming Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- 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
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
-
- 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H13/26—Polyamides; Polyimides
-
- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/59—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon
-
- 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
- D21H19/12—Coatings without pigments applied as a solution using water as the only solvent, e.g. in the presence of acid or alkaline compounds
-
- 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
- D21H21/06—Paper forming aids
- D21H21/12—Defoamers
-
- 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
-
- 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
-
- 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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Abstract
The invention discloses a formula of an environment-friendly paperboard regenerated by utilizing papermaking sludge, relates to the technical field of papermaking sludge regeneration, and aims to solve the problem of low paperboard strength caused by poor paperboard strength and poor water resistance of the existing environment-friendly paperboard regenerated by utilizing papermaking sludge. 50-55 parts of dewatered papermaking sludge; 3-6 parts of an acid-base regulator; 30-40 parts of reinforced fiber; 5-8 parts of waterproof coating; 15-20 parts of starch adhesive; 6-12 parts of papermaking auxiliary agent; 10-20 parts of deionized water; 2-6 parts of water-soluble photoinitiator; 3-7 parts of nylon fiber; 8-12 parts of nylon fiber net, the environment-friendly paperboard regenerated by utilizing the papermaking sludge has higher impact damage resistance, the use stability and the service life of the paperboard are greatly improved, and the paperboard is environment-friendly, degradable and pollution-free.
Description
Technical Field
The invention relates to the technical field of papermaking sludge regeneration, in particular to an environment-friendly paperboard formula regenerated by utilizing papermaking sludge.
Background
The papermaking wastewater refers to wastewater generated in the pulping and papermaking process. Comprises pulping and cooking waste liquor, washing waste water, bleaching waste water, paper machine white water and the like. The papermaking wastewater has complex components and poor biodegradability, belongs to industrial wastewater which is difficult to treat, and is one of main industrial pollution sources in China. Although the papermaking wastewater is also recovered, treated and reused in the production process, a large amount of wastewater is discharged into a water body, so that the water environment is seriously polluted. The papermaking wastewater has complex components, contains a large amount of lignin, hemicellulose, saccharides and other dissolved substances, is discharged into a receiving water body without treatment, not only consumes dissolved oxygen and affects the survival of aquatic organisms, but also changes the physiology, biochemistry, community result and in-vivo tissues of the organisms, is easy to be attacked by various harmful microorganisms and reduces the organism quantity and quality of the aquatic organisms. The waste water discharged from the paper machine contains a large amount of fibers, and if the waste water is not recycled, the waste water causes great waste, so that the waste water of the paper machine must be fully recycled and reused.
The existing environment-friendly paper board regenerated by using paper making sludge has the problem of low strength of the paper board due to poor strength and poor water resistance of the paper board; therefore, the existing requirements are not met, and an environment-friendly paper board formula regenerated by using the paper sludge is provided for the paper board.
Disclosure of Invention
The invention aims to provide a formula of an environment-friendly paper board regenerated by using paper sludge, which aims to solve the problem of low strength of the paper board caused by poor strength and poor water resistance of the existing environment-friendly paper board regenerated by using the paper sludge in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the formula of the environment-friendly paperboard regenerated by using the papermaking sludge comprises the following components in parts by mass:
50-55 parts of dewatered papermaking sludge;
3-6 parts of an acid-base regulator;
30-40 parts of reinforced fiber;
5-8 parts of waterproof coating;
15-20 parts of starch adhesive;
6-12 parts of papermaking auxiliary agent;
10-20 parts of deionized water;
2-6 parts of water-soluble photoinitiator;
3-7 parts of nylon fiber;
8-12 parts of nylon fiber net.
Preferably, the dewatered papermaking sludge is added with water and stirred into paste, chemical additives are conveniently added and mixed to react, the papermaking sludge in a pulp form is stirred at the temperature of 50-55 ℃, the dissolution is accelerated, and an acid-base regulator is added to perform acid-base neutralization regulation, the temperature of the papermaking sludge is increased by 30 ℃ within 2 minutes in the stirring process, then the temperature is increased by 5 ℃ every 15 minutes, and finally the temperature is maintained at 50-55 ℃, the acid-base regulator is used to regulate the pH value in each temperature stage, and finally the mixture is kept still for 15 minutes to remove the foam foreign matters from the upper layer of the paper pulp.
Preferably, the reinforcing fiber is formed by mixing fibrilia and a starch adhesive, and the paper pulp after acid-base balance is heated to 60 ℃ and then added with the reinforcing fiber for full stirring.
Preferably, the waterproof coating is acrylic emulsion, is used as waterproof and moistureproof coating for the surface of paper and other paper products, can be diluted by about 5-10 times of deionized water when in use, is coated on the surface of the paper board being formed mechanically, and is dried at the temperature of about 60 ℃.
Preferably, the papermaking auxiliary agent is a polysiloxane defoaming agent and a TYPE degassing agent, the polysiloxane defoaming agent and the TYPE degassing agent are added after the temperature of the paper pulp is reduced to 45 ℃, and the stirring speed is reduced by half.
Preferably, the water-soluble photoinitiator can be used as a printing material of a paperboard, so that the surface of the paperboard can be conveniently sprayed and printed, the paperboard can be printed with information, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, and then the paperboard is heated until the temperature is dried, and the water-soluble photoinitiator is sprayed on the surface of the paperboard and stands for 5 minutes for use.
Preferably, the nylon fibers are stirred while the pulp is cooled for 15 minutes.
Preferably, the nylon fiber net is connected with the two paper boards in an adhesion mode, and the thickness of the nylon fiber net arranged between the two paper boards is 0.3 cm.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the dewatered papermaking sludge and the reinforced fibers, the dewatered papermaking sludge is waste materials generated in papermaking production, the papermaking sludge is generated in the papermaking wastewater treatment process, and because the papermaking wastewater contains more chemical components and pollutants, the wastewater can be discharged after the water quality is purified by a chemical technology or a physical technology, so that the influence on the water environment is avoided. In the water purification by the physical and chemical technology, pollutants and chemical substances in the water are gathered to form paper sludge, and the paper sludge can be divided into primary sludge and secondary sludge due to the source of paper fibers. Because the papermaking sludge has a large influence on the environment and has certain resource recycling characteristics, further discussion is needed on the resource recycling of the papermaking sludge, the effective utilization of the papermaking sludge is improved, and the pollution is reduced. The reinforced fiber greatly improves the physical and chemical stability of the paperboard, so that the paperboard has good quality and is environment-friendly and degradable.
2. Through the setting of nylon fiber net, press from both sides two cardboards in nylon fiber net both sides to the gluing links together, makes the cardboard have better toughness degree, and improves the anti ability of tearing of cardboard, solves the current environmental protection cardboard that utilizes papermaking mud regeneration, because cardboard poor strength and water resistance are poor, causes the problem that cardboard intensity is low.
3. The papermaking auxiliary agents comprise polysiloxane defoaming agent and TYPE degassing agent, and the mass ratio of the polysiloxane defoaming agent to the TYPE degassing agent is 3:2, so that the pollution can be effectively prevented, and the bubbles in the pulp can be basically controlled. The neutral environment can also exert good effect, simultaneously can improve the drainage speed and increase the production efficiency, greatly improves the production efficiency compared with the similar production efficiency, and reduces the maintenance cost by 32 percent.
4. The water-soluble photoinitiator can be used as a printing material of the paperboard, so that the paperboard can be conveniently sprayed and printed on the surface, information can be printed on the paperboard, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, the temperature is raised until the molded paperboard is dried, the water-soluble photoinitiator is sprayed on the surface of the paperboard, and the paperboard can be used after standing for 5 minutes.
5. The nylon fiber has good physical properties such as certain length, fineness, elasticity, strength and the like. The chemical stability is good, the elasticity and the strength of the paperboard are increased by adding the nylon fibers, the impact resistance is enhanced, the quality of the paperboard is more reliable, the tensile resistance of each square meter of the paperboard is 85N under the condition that the performance of the paperboard is not enhanced by using the nylon fibers, and the tensile resistance of each square meter of the paperboard is 130N under the same test condition by using the nylon fibers, so that the tensile resistance is improved by 34.6 percent.
6. Through the adhesion connection between nylon fiber net and two cardboards, greatly strengthened the toughness of cardboard for the tearing resistance of cardboard obtains the reinforcing, and the nylon fiber net thickness that sets up between two cardboards is 0.3cm, and is enough hard resistant falling when can keeping roof beam sea toughness.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1
The formula of the environment-friendly paperboard regenerated by using the papermaking sludge comprises the following components in parts by mass:
50 parts of dewatered papermaking sludge;
3 parts of an acid-base regulator;
30 parts of reinforcing fiber;
5 parts of waterproof paint;
15 parts of starch adhesive;
6 parts of a papermaking additive;
10 parts of deionized water;
2 parts of a water-soluble photoinitiator;
3 parts of nylon fiber;
a nylon fiber mesh 8.
Further, dehydration paper sludge is stirred into paste through adding water, the addition mixing reaction of chemical additive is conveniently carried out, and the paper sludge of paper pulp form keeps stirring under the temperature of 40 ℃, dissolves with higher speed and adds the acid-base regulator and carries out acid-base neutralization regulation, stirs under the paper pulp constant temperature 40 ℃ state, and the paper pulp is sticky and is difficult for scattering, and the acid-base regulator is incomplete to the regulation of paper pulp, has greatly increased the shared time of acid-base equilibrium and the energy, and the power consumption has increased 15%.
Furthermore, the reinforcing fiber is formed by mixing fibrilia and a starch adhesive, when the ratio of the starch to the fiber is 1:1, the breaking bending strain of the prepared foaming material is 5 parts higher than that of a material prepared from the starch only, the breaking elongation is 1 time of that of the material prepared from the starch only, and the starch and the fibrilia are both naturally degradable materials, so that the environment-friendly paperboard formed by the materials can be naturally degraded in the natural environment, and the environmental pollution is prevented.
Further, the waterproof coating is acrylic emulsion and can be diluted by 5 times of deionized water when used as waterproof and moistureproof coating for the surface of paper and other paper products, then the waterproof agent is mechanically coated on the surface of the paper board being formed, and the paper board is dried at the temperature of 20 ℃, so that the surface tension of fibers on the surface of the paper is high due to the wrapping of the waterproof agent on the surface of the paper, a surface layer which is not wetted by water can not be formed, and the waterproof and moistureproof coating is waterproof and moistureproof.
Furthermore, the papermaking auxiliary agent comprises a polysiloxane defoaming agent and a TYPE degassing agent, the mass ratio of the polysiloxane defoaming agent to the TYPE degassing agent is 2:1, and the generation quantity of bubbles in pulping is increased rapidly. The effect of the neutral environment can be exerted well, meanwhile, the drainage speed reduces the production efficiency, compared with the similar production efficiency, the production efficiency is reduced, and the maintenance cost is increased by 3.6%.
Furthermore, the water-soluble photoinitiator can be used as a printing material of the paperboard, so that the paperboard can be conveniently sprayed and printed on the surface, information can be printed on the paperboard, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, the molded paperboard is heated until the molded paperboard is dried, the water-soluble photoinitiator is sprayed on the surface of the paperboard, and the paperboard can be used after standing for 5 minutes, so that the obtained paperboard is easy to be sprayed and printed and is not easy to fade.
Furthermore, the nylon fiber has good physical properties such as certain length, fineness, elasticity, strength and the like. The chemical stability is good, the elasticity and the strength of the paperboard are increased by adding the nylon fibers, the impact resistance is enhanced, the quality of the paperboard is more reliable, the tensile resistance of each square meter of the paperboard is 85N under the condition that the performance of the paperboard is not enhanced by using the nylon fibers, and the tensile resistance of each square meter of the paperboard is 110N under the same test condition by using the nylon fibers, so that the tensile resistance is improved by 22.7 percent.
Furthermore, the nylon fiber net is connected with the two paperboards in an adhesion mode, so that the toughness of the paperboards is greatly enhanced, the tear resistance of the paperboards is enhanced, the thickness of the nylon fiber net arranged between the two paperboards is 0.3cm, and the nylon fiber net can keep the toughness of the beam sea and is hard enough and resistant to falling.
Example 2
The formula of the environment-friendly paperboard regenerated by using the papermaking sludge comprises the following components in parts by mass:
53 parts of dewatered papermaking sludge;
4 parts of an acid-base regulator;
33 parts of reinforcing fiber;
6 parts of waterproof paint;
20 parts of starch adhesive;
7 parts of a papermaking additive;
16 parts of deionized water;
5 parts of a water-soluble photoinitiator;
5 parts of nylon fiber;
and 9 parts of a nylon fiber net.
Further, the dewatered papermaking sludge is added with water and stirred into paste, so that chemical additives can be added and mixed to react conveniently, the papermaking sludge in pulp form is stirred at the temperature of 53 ℃, dissolution is accelerated, and an acid-base regulator is added to neutralize and regulate acid and base.
Furthermore, the reinforced fiber is formed by mixing fibrilia and a starch adhesive, when the ratio of the starch to the fiber is 5: 1, the breaking bending strain of the prepared foaming material is 5 parts higher than that of the material prepared from the starch only, the breaking elongation is 2 times of that of the material prepared from the starch only, and the starch and the fibrilia are both naturally degradable materials, so that the environment-friendly paperboard formed by the materials can be naturally degraded in the natural environment, and the environmental pollution is prevented.
Further, the waterproof coating is acrylic emulsion, is used as waterproof and moistureproof coating for the surface of paper and other paper products, can be diluted by 6 times of deionized water when in use, then is mechanically coated on the surface of the paper which is being formed, and is dried at the temperature of 55 ℃, and the surface fiber of the paper has low surface tension due to the coating of the waterproof agent on the surface of the paper, so that a surface layer which is not wetted by water is formed, and the waterproof and moistureproof coating is good in waterproof and moistureproof effects and low in cost.
Furthermore, the papermaking auxiliary agent is a polysiloxane defoaming agent and a TYPE degassing agent, and the mass ratio of the polysiloxane defoaming agent to the TYPE degassing agent is 1:1, so that the pollution can be effectively prevented, and the bubbles in the pulp can be basically controlled. The neutral environment can also exert better effect, simultaneously can improve the drainage speed and increase the production efficiency, greatly improves the production efficiency compared with the similar production efficiency, and reduces the maintenance cost by 18 percent.
Furthermore, the water-soluble photoinitiator can be used as a printing material of the paperboard, so that the paperboard can be conveniently sprayed and printed on the surface, information can be printed on the paperboard, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, the molded paperboard is heated until the molded paperboard is dried, the water-soluble photoinitiator is sprayed on the surface of the paperboard, and the paperboard can be used after standing for 5 minutes, so that the obtained paperboard is easy to be sprayed and printed and is not easy to fade.
Furthermore, the nylon fiber has good physical properties such as certain length, fineness, elasticity, strength and the like. The high-strength and high-strength paperboard has good chemical stability, the elasticity and strength of the paperboard are increased by adding the nylon fibers, the impact resistance is enhanced, the quality of the paperboard is more reliable, the tensile resistance of each square meter of the paperboard is 85N at the opposite angle under the condition that the performance of the paperboard is not enhanced by using the nylon fibers, and the tensile resistance of each square meter of the paperboard is 100N at the opposite angle under the same test condition by using the nylon fibers, so that the tensile resistance is improved by 15%.
Furthermore, the nylon fiber net is connected with the two paperboards in an adhesion mode, so that the toughness of the paperboards is greatly enhanced, the tear resistance of the paperboards is enhanced, the thickness of the nylon fiber net arranged between the two paperboards is 0.3cm, and the nylon fiber net can keep the toughness of the beam sea and is hard enough and resistant to falling.
Example 3
The formula of the environment-friendly paperboard regenerated by using the papermaking sludge comprises the following components in parts by mass:
54 parts of dewatered papermaking sludge;
6 parts of an acid-base regulator;
33 parts of reinforcing fiber;
6 parts of waterproof paint;
18 parts of starch adhesive;
11 parts of a papermaking additive;
15 parts of deionized water;
5 parts of a water-soluble photoinitiator;
6 parts of nylon fiber;
10 parts of a nylon fiber net.
Further, the dewatered papermaking sludge is added with water and stirred into paste, so that chemical additives can be added and mixed to react conveniently, the papermaking sludge in pulp form is stirred at the temperature of 54 ℃, dissolution is accelerated, and an acid-base regulator is added to neutralize and regulate acid and base.
Furthermore, the reinforced fiber is formed by mixing fibrilia and a starch adhesive, when the ratio of the starch to the fiber is 5: 1, the breaking bending strain of the prepared foaming material is 5 parts higher than that of the material prepared from the starch only, the breaking elongation is 2 times of that of the material prepared from the starch only, and the starch and the fibrilia are both naturally degradable materials, so that the environment-friendly paperboard formed by the materials can be naturally degraded in the natural environment, and the environmental pollution is prevented.
Further, the waterproof coating is acrylic emulsion, is used as waterproof and moistureproof coating for the surface of paper and other paper products, can be diluted by 9 times of deionized water when in use, then is mechanically coated on the surface of the paper which is being formed, and is dried at the temperature of 62 ℃, and the surface fiber of the paper has low surface tension due to the coating of the waterproof agent on the surface of the paper, so that a surface layer which is not wetted by water is formed, and the waterproof and moistureproof coating is good in waterproof and moistureproof effects and low in cost.
Furthermore, the papermaking auxiliary agent is a polysiloxane defoaming agent and a TYPE degassing agent, and the mass ratio of the polysiloxane defoaming agent to the TYPE degassing agent is 3:1, so that the pollution can be effectively prevented, and the bubbles in the pulp can be basically controlled. The neutral environment can also play a role in better effect, the drainage speed can be improved, the production efficiency is increased, the production efficiency is greatly improved compared with the similar production efficiency, and the maintenance cost is reduced by 20%.
Furthermore, the water-soluble photoinitiator can be used as a printing material of the paperboard, so that the paperboard can be conveniently sprayed and printed on the surface, information can be printed on the paperboard, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, the molded paperboard is heated until the molded paperboard is dried, the water-soluble photoinitiator is sprayed on the surface of the paperboard, and the paperboard can be used after standing for 5 minutes, so that the obtained paperboard is easy to be sprayed and printed and is not easy to fade.
Furthermore, the nylon fiber has good physical properties such as certain length, fineness, elasticity, strength and the like. The chemical stability is good, the elasticity and the strength of the paperboard are increased by adding the nylon fibers, the impact resistance is enhanced, the quality of the paperboard is more reliable, the tensile resistance of each square meter of the paperboard is 85N under the condition that the performance of the paperboard is not enhanced by using the nylon fibers, and the tensile resistance of each square meter of the paperboard is 130N under the same test condition by using the nylon fibers, so that the tensile resistance is improved by 34.6 percent.
Furthermore, the nylon fiber net is connected with the two paperboards in an adhesion mode, so that the toughness of the paperboards is greatly enhanced, the tear resistance of the paperboards is enhanced, the thickness of the nylon fiber net arranged between the two paperboards is 0.3cm, and the nylon fiber net can keep the toughness of the beam sea and is hard enough and resistant to falling.
Example 4
The formula of the environment-friendly paperboard regenerated by using the papermaking sludge comprises the following components in parts by mass:
55 parts of dewatered papermaking sludge;
6 parts of an acid-base regulator;
40 parts of reinforcing fiber;
8 parts of waterproof paint;
20 parts of starch adhesive;
12 parts of a papermaking additive;
20 parts of deionized water;
6 parts of a water-soluble photoinitiator;
7 parts of nylon fiber;
12 parts of a nylon fiber net.
Further, the dewatered papermaking sludge is added with water and stirred into paste, so that chemical additives can be added and mixed to react conveniently, the papermaking sludge in pulp form is stirred at the temperature of 55 ℃, dissolution is accelerated, and an acid-base regulator is added to neutralize and regulate acid and base.
Furthermore, the reinforced fiber is formed by mixing fibrilia and a starch adhesive, when the ratio of the starch to the fiber is 5: 1, the breaking bending strain of the prepared foaming material is 5 parts higher than that of the material prepared from the starch only, the breaking elongation is 2 times of that of the material prepared from the starch only, and the starch and the fibrilia are both naturally degradable materials, so that the environment-friendly paperboard formed by the materials can be naturally degraded in the natural environment, and the environmental pollution is prevented.
Further, the waterproof coating is acrylic emulsion, is used as waterproof and moistureproof coating for the surface of paper and other paper products, can be diluted by about 10 times of deionized water when in use, then is mechanically coated on the surface of the paper which is being formed, and is dried at the temperature of 60 ℃, and the surface fiber of the paper has low surface tension due to the coating of the waterproof agent on the surface of the paper, so that a surface layer which is not wetted by water is formed, and the waterproof and moistureproof coating has good waterproof and moistureproof effects and low cost.
Furthermore, the papermaking auxiliary agent is a polysiloxane defoaming agent and a TYPE degassing agent, and the mass ratio of the polysiloxane defoaming agent to the TYPE degassing agent is 3:2, so that the pollution can be effectively prevented, and the bubbles in the pulp can be basically controlled. The neutral environment can also exert good effect, simultaneously can improve the drainage speed and increase the production efficiency, greatly improves the production efficiency compared with the similar production efficiency, and reduces the maintenance cost by 32 percent.
Furthermore, the water-soluble photoinitiator can be used as a printing material of the paperboard, so that the paperboard can be conveniently sprayed and printed on the surface, information can be printed on the paperboard, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, the molded paperboard is heated until the molded paperboard is dried, the water-soluble photoinitiator is sprayed on the surface of the paperboard, and the paperboard can be used after standing for 5 minutes, so that the obtained paperboard is easy to be sprayed and printed and is not easy to fade.
Furthermore, the nylon fiber has good physical properties such as certain length, fineness, elasticity, strength and the like. The chemical stability is good, the elasticity and the strength of the paperboard are increased by adding the nylon fibers, the impact resistance is enhanced, the quality of the paperboard is more reliable, the tensile resistance of each square meter of the paperboard is 85N under the condition that the performance of the paperboard is not enhanced by using the nylon fibers, and the tensile resistance of each square meter of the paperboard is 130N under the same test condition by using the nylon fibers, so that the tensile resistance is improved by 34.6 percent.
Furthermore, the nylon fiber net is connected with the two paperboards in an adhesion mode, so that the toughness of the paperboards is greatly enhanced, the tear resistance of the paperboards is enhanced, the thickness of the nylon fiber net arranged between the two paperboards is 0.3cm, and the nylon fiber net can keep the toughness of the beam sea and is hard enough and resistant to falling.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. The formula of the environment-friendly paperboard regenerated by using the papermaking sludge is characterized in that: the composition comprises the following components in parts by mass:
50-55 parts of dewatered papermaking sludge;
3-6 parts of an acid-base regulator;
30-40 parts of reinforced fiber;
5-8 parts of waterproof coating;
15-20 parts of starch adhesive;
6-12 parts of papermaking auxiliary agent;
10-20 parts of deionized water;
2-6 parts of water-soluble photoinitiator;
3-7 parts of nylon fiber;
8-12 parts of nylon fiber net.
2. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the dehydration paper sludge is added with water and stirred into paste, chemical additives are conveniently added and mixed to react, the paper sludge in a paper pulp state is stirred at the temperature of 50-55 ℃, the dissolution is accelerated, and an acid-base regulator is added to perform acid-base neutralization regulation, in the stirring process, the temperature of the paper sludge is increased by 30 ℃ within 2 minutes, the temperature is increased by 5 ℃ every 15 minutes, the temperature is finally maintained at 50-55 ℃, the acid-base regulator is used to regulate the pH value in each temperature stage, and the foam foreign matter is removed from the upper layer of the paper pulp after standing for 15 minutes.
3. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the reinforcing fiber is formed by mixing fibrilia and starch adhesive, and the paper pulp after acid-base balance is heated to 60 ℃ and then the reinforcing fiber is added for full stirring.
4. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the waterproof coating is acrylic emulsion, is used as waterproof and moistureproof coating for the surface of paper and other paper products, can be diluted by about 5-10 times of deionized water when in use, and then is mechanically coated on the surface of the paper board being formed and dried at the temperature of about 60 ℃.
5. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the papermaking auxiliary agent is polysiloxane defoaming agent and TYPE degassing agent, the polysiloxane defoaming agent and the TYPE degassing agent are added after the pulp is cooled to 45 ℃, and the stirring speed is reduced by half.
6. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the water-soluble photoinitiator can be used as a printing material of a paperboard, so that the paperboard can be conveniently sprayed and printed on the surface, information can be printed on the paperboard, 13 parts of deionized water is sprayed on the surface of the molded paperboard by the water-soluble photoinitiator, and then the paperboard is heated until the temperature is dried, and the water-soluble photoinitiator is sprayed on the surface of the paperboard and stands for 5 minutes for use.
7. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the nylon fibers were added with stirring while the pulp was cooled for 15 minutes.
8. The formulation of claim 1, wherein the paper sludge is recycled to form an environmentally friendly paper board, and the formulation comprises: the nylon fiber net is connected with the two paper boards in an adhesion mode, and the thickness of the nylon fiber net arranged between the two paper boards is 0.3 cm.
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