CN107366191A - A kind of preparation method of fire resisting insect prevention packing board - Google Patents
A kind of preparation method of fire resisting insect prevention packing board Download PDFInfo
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- CN107366191A CN107366191A CN201710649333.0A CN201710649333A CN107366191A CN 107366191 A CN107366191 A CN 107366191A CN 201710649333 A CN201710649333 A CN 201710649333A CN 107366191 A CN107366191 A CN 107366191A
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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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- 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
- D21C3/222—Use of compounds accelerating the 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
- D21D1/02—Methods of beating; Beaters of the Hollander type
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F3/00—Press section of machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/36—Inorganic fibres or flakes
- D21H13/38—Inorganic fibres or flakes siliceous
- D21H13/42—Asbestos
-
- 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
-
- 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
- D21H17/25—Cellulose
- D21H17/26—Ethers 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
- 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
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/36—Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
-
- 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
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- 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
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
Abstract
The invention discloses a kind of preparation method of fire resisting insect prevention packing board, it is characterised in that including following aspect：（1）Feedstock treating, respectively using sodium hydroxide and hydrochloric acid solution to slurry liquid processing；（2）Boiling, adds sodium metasilicate and Firebrake ZB carries out boiling；（3）Concentration, original volume 1/4 is concentrated into by boiling slurry liquid；（4）Slurrying, additive a and additive b is added into pulp concentration liquid, pulp is made；（5）Upper net forming, is beaten into forming net, and in paper pulp intermediate layer spray application of additive a.Packing board obtained by the present invention, relative comparison group cardboard, fire resistance improve 17S, and compressive resistance improves 634kPa, and surface roughness reduces 12.2um, and folding strength improves 4 times.
Description
Technical field
The invention belongs to wrapping paper processing technique field, and in particular to a kind of preparation method of fire resisting insect prevention packing board.
Background technology
The Packaging Box being process by paper product, because its cost is cheap, readily packaged, convenient transport, rich in color etc.
Feature, it is widely used in the fields such as food, medicine, clothes, chemical industry, machinery, it has also become production and life, industrial important bag
Fill material.And the cardboard that packing box is made is divided into white board, yellow plate paper, kraft liner, corrugated board etc., typically using timber and
GVG stalk etc. is process, and has preferable folding resistance and compressive property, and with buffering and antihunt action, can reduce the external world
Impulsive force is damaged to caused by internal package；At present, paperboard packaging material occupies packaging market share more than 50%.But
The main manufacture raw material of packing board is the compositions such as string, and its characteristic is that fire resistance is poor, runs into naked light easy firing, causes
Product is packed by fire damage, and fire area can be expanded；Its lignifying constituent structure of Packaging Box, is positioned over the moon for a long time
In undercurrent wet environment, the easy adsorption moisture of carton and mould, formation are gone mouldy, and can be caused with wooden for insects such as the termites of food
Infringement, Packaging Box retention loses, and interior packing stock can also be encroached on by insect, cause article and economic damage
Lose.
The content of the invention
The present invention is directed to the problem of existing：Fire protecting performance, packing board main component are plant fiber component, its fire resistance
Can be poor, it is inflammable after chance naked light, cause to pack product by fire damage, and fire disaster area can be expanded, cause bigger
Personnel and economic loss.Vermins-proof mildew-proof performance, cellulose components easily absorb moisture and mould, paper in surrounding environment in packing board
Moisture increases up to the suitable Reproduction Conditions of mould in plate, Packaging Box can be caused to go mouldy；And its lignifying composition knot
Structure, it is easy to cause the infringement of the insects such as termite, cockroach, cause that the Packaging Box holding time is short, sealing is poor, interior packing product
The infringement such as go mouldy, damage by worms, causing article and economic loss；And the insect prevention medicaments such as camphor ball are used, its peculiar smell weight, security
Low, effective period is limited, it is impossible to plays long-term insect prevention effect.To solve the above problems, the invention provides a kind of fire resisting insect prevention
The preparation method of packing board.
The present invention is achieved by the following technical solutions：
A kind of preparation method of fire resisting insect prevention packing board, comprises the following steps：
（1）Feedstock treating：Raw material is pulverized and mixed, reed, rice husk, dry leaf of bamboo etc. process raw material as the main of packing board,
Discarded object is re-used, and raw material sources are wide, cost is low, can reduce the processing cost 14.5% of packing board, and add
The water of 6-8 times of its quality, is stirred 15-18min at a temperature of 46-49 DEG C, and slurry liquid is made；Hydrogen is first added into slurry liquid
Sodium hydroxide solution carries out basification, then adds hydrochloric acid solution and carries out acidification to pH 5.5-6.0, adds hydroxide
Processing slurry liquid is made in sodium solution after neutralizing；It has strong acid and strong base, the protein and polysaccharide component that can adhere to cellulose
Play denaturation to come off, improve material composition fiber content, increase the pressure-resistant force intensity of cardboard；
（2）Boiling：Its quality 5%-7% sodium metasilicate and its quality 1%-2% aluminium borate are added into processing slurry liquid, is placed in
Boiling 40-50min at a temperature of 77-82 DEG C, boiling slurry liquid is made after cooling；Sodium metasilicate and aluminium borate are formed into ion in water
State, fibre composition can adsorb to it, have the fire resistance for improving cardboard；
（3）Concentration：Boiling slurry liquid is concentrated into original volume 1/4, pulp concentration liquid is made；
（4）Slurrying：Its quality 5%-6% additive a is added into pulp concentration liquid, is placed in reactor at 114-119 DEG C
35-40min is heated, heating peptizaiton is crossed and stable, scattered complexing material is formed in slurry liquid, there is fire resisting, antibacterial to remove
Worm, the effect such as surface flatness is improved, additive b is then added into pulp concentration liquid, its granularity is small, can fill to fiber
Gap is simultaneously attached to fiber surrounding, has fire-retardant, improves surface flatness and light reflex, turn in 2100-2300/min beats
25-30min is stirred in pulp grinder, pulp is made；
（5）Upper net forming：Amount according to forming net capacity 50% squeezes into pulp, and in pulp layer spray application of additive a, is wrapping
Isolation layer is formed among paper loading plate, fire resisting and moisture-proof role is improved, forming net is slowly then made into pulp, through squeezing,
Packing board is made after drying.
Step（1）Described raw material, it is respectively configured to sub-prime gauge part and is：
Reed 37-43 parts, rice husk 21-25 parts, dry leaf of bamboo 11-14 parts, cocoanut fiber 6-8 parts, bamboo scraps 5-8 parts, root of kudzu vine fiber 3-7
Part.
Step（1）Described basification, wherein addition amount of sodium hydroxide be water quality 5%-6%, sodium hydroxide solution
Mass concentration is 2%-3%, time 34-38min.
Step（1）Described acidification, wherein hydrochloric acid solution addition be water quality 7%-9%, hydrochloric acid solution quality
Concentration is 4%-5%, time 25-30min.
Step（4）Described additive a, its compound method are：
Polyvinyl alcohol 14-17 parts, carboxymethyl cellulose 7-9 parts, flake asbestos 12-14 parts, carapace powder 10- are weighed according to quality meter part
13 parts, oyster shell whiting 6-8 parts, print chinaberry powder 1-2 parts, perian insect powder 1-2 parts, first polyvinyl alcohol and carboxymethyl cellulose are stirred mixed
Close, heating water bath sequentially adds other preparation compositions to 40-45 DEG C, adds gross mass 8%-10% deionized water in 76-79
DEG C heating 35-40min, is made additive a after cooling.
Step（4）Described additive b, wherein Nano titanium dioxide are 1 with alumina in Nano level quality proportioning:2, its
Addition is the 1%-2% of pulp concentration liquid quality.
The present invention has advantages below compared with prior art：Raw material is formed, and packaging is used as using reed, rice husk, dry leaf of bamboo etc.
The main of cardboard is processed raw material, and discarded object is re-used, and raw material sources are wide, cost is low, can reduce adding for packing board
Work cost 14.5%；And root of kudzu vine fiber, cocoanut fiber and bamboo scraps are added, increases the delivery effect between fiber, packaging can be improved
The tear edge and compressive resistance of cardboard.Soda acid processing, by adding sodium hydroxide and hydrochloric acid, its strong acid and strong base having into water
Property can make protein and the denaturation of the composition such as polysaccharide adhered to outside raw fibre, so as to improve the fibrosis of raw material, improve
The compressive resistance of finished product packing cardboard and the anti-stress energy of carton.Fire protecting performance, sodium metasilicate and aluminium borate is soluble in water, its
Form ionic condition in water, the fibre composition in raw material can adsorb to it, and the fire resistance that sodium metasilicate and aluminium borate have can
Improve the fire resistance of cardboard；Additive a is added into concentration slurry liquid, by forming stable film solution shape after preparation
State, adds after pulp concentration liquid that each composition mutually merges with pulp solution in additive a, by heating peptizaiton in slurry liquid
Middle formation is stablized, scattered complexing material, and flake asbestos and oyster shell whiting have stronger fire resistance, carapace powder, print in its composition
There is stronger disinfection and deinsectization to act on for chinaberry powder and perian insect powder, can improve the fire resistant flame retardant, antibacterial desinsection, packaging system of packing board
The property such as product surface smoothness and pressure-resistant force intensity；In net forming on paper pulp, in paper pulp intermediate layer spray application of additive a,
Packing board center section forms film, plays isolation protective effect, improves fire resistance, disinfection and deinsectization and the moisture resistance of packing board
Energy.Additive b compositions, are added into pulp concentration liquid using Nano titanium dioxide and aluminum oxide, and its granularity is small, can be filled
To fibre gap and fiber surrounding is attached to, the flatness of packing board can be improved, its property states stably has fire-retardant work
With, and the reflection of packing board light can be improved, reduce package interior temperature.
Embodiment
Embodiment 1：
A kind of preparation method of fire resisting insect prevention packing board, comprises the following steps：
（1）Feedstock treating：Raw material is pulverized and mixed, reed, rice husk, dry leaf of bamboo etc. process raw material as the main of packing board,
Discarded object is re-used, and raw material sources are wide, cost is low, can reduce the processing cost 14.5% of packing board, and add
The water of 6 times of its quality, 16min is stirred at a temperature of 47 DEG C, and slurry liquid is made；It is molten that sodium hydroxide is first added into slurry liquid
Liquid carries out basification, then adds hydrochloric acid solution and carries out acidification to pH 5.5-6.0, adds in sodium hydroxide solution
With rear obtained processing slurry liquid；It has strong acid and strong base, and the protein and polysaccharide component that can adhere to cellulose play denaturation
Come off, improve material composition fiber content, increase the pressure-resistant force intensity of cardboard；
（2）Boiling：The sodium metasilicate of its quality 5.4% and the aluminium borate of its quality 1.3% are added into processing slurry liquid, is placed in 78 DEG C
At a temperature of boiling 42min, boiling slurry liquid is made after cooling；Sodium metasilicate and aluminium borate are formed into ionic condition, fiber in water
Composition can adsorb to it, have the fire resistance for improving cardboard；
（3）Concentration：Boiling slurry liquid is concentrated into original volume 1/4, pulp concentration liquid is made；
（4）Slurrying：The additive a of its quality 5.3% is added into pulp concentration liquid, is placed in reactor at 115 DEG C and heats
36min, cross heating peptizaiton and stable, scattered complexing material is formed in slurry liquid, there is fire resisting, antibacterial deinsectization, improve
Surface flatness etc. acts on, and additive b is then added into pulp concentration liquid, its granularity is small, can fill to fibre gap, simultaneously
Fiber surrounding is attached to, has fire-retardant, surface flatness and light reflex is improved, is stirred in 2150 turns/min beaters
26min, pulp is made；
（5）Upper net forming：Amount according to forming net capacity 50% squeezes into pulp, and in pulp layer spray application of additive a, is wrapping
Isolation layer is formed among paper loading plate, fire resisting and moisture-proof role is improved, forming net is slowly then made into pulp, through squeezing,
Packing board is made after drying.
Step（1）Described raw material, it is respectively configured to sub-prime gauge part and is：
39 parts of reed, 22 parts of rice husk, 12 parts of the dry leaf of bamboo, 6.5 parts of cocoanut fiber, 5.7 parts of bamboo scraps, 4 parts of root of kudzu vine fiber.
Step（1）Described basification, wherein addition amount of sodium hydroxide are the 5.4% of water quality, sodium hydroxide solution
Mass concentration is 2.4%, time 35min.
Step（1）Described acidification, wherein hydrochloric acid solution addition are the 7.2% of water quality, and hydrochloric acid solution quality is dense
Spend for 4.4%, time 26min.
Step（4）Described additive a, its compound method are：
15 parts of polyvinyl alcohol, 7.2 parts of carboxymethyl cellulose, 12.5 parts of flake asbestos, 11 parts of carapace powder, shellfish are weighed according to quality meter part
Polyvinyl alcohol and carboxymethyl cellulose, are first stirred, water-bath adds by 6.5 parts of shell powder, 1.4 parts of print chinaberry powder, 1.2 parts of perian insect powder
Hot to 42 DEG C sequentially add other preparation compositions, and the deionized water for adding gross mass 8.5% heats 36min at 77 DEG C, after cooling
Additive a is made.
Step（4）Described additive b, wherein Nano titanium dioxide are 1 with alumina in Nano level quality proportioning:2, its
Addition is the 1.3% of pulp concentration liquid quality.
Embodiment 2：
Compared with embodiment 1, step changes in the following areas the present embodiment 2：
Step（1）Described raw material, it is respectively configured to sub-prime gauge part and is：
41 parts of reed, 23 parts of rice husk, 13 parts of the dry leaf of bamboo, 7.6 parts of cocoanut fiber, 6.5 parts of bamboo scraps, 5 parts of root of kudzu vine fiber.
Step（1）Described basification, wherein addition amount of sodium hydroxide are the 5.7% of water quality, sodium hydroxide solution
Mass concentration is 2.6%, time 36min.
Step（1）Described acidification, wherein hydrochloric acid solution addition are the 8.4% of water quality, and hydrochloric acid solution quality is dense
Spend for 4.7%, time 28min.
Step（2）Boiling, its parameter are：The sodium metasilicate and its quality 1.8% of its quality 6.5% are added into processing slurry liquid
Aluminium borate, boiling 47min at a temperature of being placed in 81 DEG C.
Step（4）Described additive a, its addition are the 5.8% of pulp concentration liquid, and 39min is heated at 117 DEG C.
Step（4）Described additive a, its compound method are：
According to quality meter part weigh 16 parts of polyvinyl alcohol, 8.2 parts of carboxymethyl cellulose, 13.5 parts of flake asbestos, 12.7 parts of carapace powder,
Polyvinyl alcohol and carboxymethyl cellulose, are first stirred, water-bath by 7.6 parts of oyster shell whiting, 1.8 parts of print chinaberry powder, 1.6 parts of perian insect powder
It is heated to 44 DEG C and sequentially adds other preparation compositions, the deionized water for adding gross mass 9.2% heats 38min, cooling at 78 DEG C
Additive a is made afterwards.
Step（4）Described additive b, wherein Nano titanium dioxide are 1 with alumina in Nano level quality proportioning:2, its
Addition is the 1.7% of pulp concentration liquid quality.
Contrast 1：
This contrast 1 does not carry out step compared with embodiment 1（1）Middle acidification and basification, other steps and embodiment 1
It is identical.
Contrast 2：
This contrast 2 does not carry out step compared with embodiment 1（2）Middle sodium metasilicate and aluminium borate use, other steps and embodiment 1
It is identical.
Contrast 3：
This contrast 3 does not carry out step compared with embodiment 2（4）Middle additive a is used, and other steps are same as Example 2.
Contrast 4：
This contrast 4 does not carry out step compared with embodiment 2（4）Middle additive b is used, and other steps are same as Example 2.
Contrast 5：
This contrast 5 does not carry out step compared with embodiment 2（5）Middle paper pulp intermediate layer spray application of additive a, other steps are with implementing
Example 2 is identical.
Control group：
Control group raw material is through being beaten, concentrating, packing board is made in upper net forming, drying, does not carry out Feedstock treating, boiling, slurrying
And paper pulp intermediate layer spray application of additive a.
To embodiment 1, embodiment 2, contrast 1, contrast 2, contrast 3, contrast 4, contrast 5 and control group embodiment, statistics
Packing board fire resistance, pressure-resistant force intensity, surface roughness, folding strength are compared.
Fire resistance：Packing board is placed in above alcolhol burner, igniting is carried out and calculates burning time.
Experimental data：
| Project | Fire resistance S | Pressure-resistant force intensity kPa | Surface roughness um | Folding strength（It is secondary） |
| Embodiment 1 | 43 | 2417 | 23.4 | 9 |
| Embodiment 2 | 41 | 2425 | 22.1 | 8 |
| Contrast 1 | 43 | 2203 | 23.7 | 6 |
| Contrast 2 | 40 | 2394 | 23.1 | 9 |
| Contrast 3 | 34 | 2291 | 26.8 | 6 |
| Contrast 4 | 39 | 2328 | 29.3 | 6 |
| Contrast 5 | 36 | 2313 | 22.4 | 8 |
| Control group | 26 | 1783 | 35.6 | 5 |
Synthesis result：Packing board obtained by the present invention, relative comparison group cardboard, fire resistance improve 17S, and compressive resistance improves
634kPa, surface roughness reduce 12.2um, and folding strength improves 4 times.Using soda acid processing method, can improve compressive resistance is
214kPa, folding strength improve 2 times；Using being sprayed among additive a and paper pulp, packing board fire resistance 7S, 5S can be improved, it is pressure-resistant
Intensity improves 134kPa, 112kPa, and surface roughness reduces 4.7um, 7.2um.
Claims (6)
1. a kind of preparation method of fire resisting insect prevention packing board, it is characterised in that comprise the following steps：
（1）Feedstock treating：Raw material is pulverized and mixed, and adds the water of 6-8 times of its quality, is stirred at a temperature of 46-49 DEG C mixed
15-18min is closed, slurry liquid is made；Sodium hydroxide solution is first added into slurry liquid and carries out basification, it is molten then to add hydrochloric acid
Liquid carries out acidification to pH 5.5-6.0, adds after sodium hydroxide solution neutralizes and processing slurry liquid is made；
（2）Boiling：Its quality 5%-7% sodium metasilicate and its quality 1%-2% aluminium borate are added into processing slurry liquid, is placed in
Boiling 40-50min at a temperature of 77-82 DEG C, boiling slurry liquid is made after cooling；
（3）Concentration：Boiling slurry liquid is concentrated into original volume 1/4, pulp concentration liquid is made；
（4）Slurrying：Its quality 5%-6% additive a is added into pulp concentration liquid, is placed in reactor at 114-119 DEG C
35-40min is heated, additive b is then added into pulp concentration liquid, 25- is stirred in 2100-2300 turns/min beaters
30min, pulp is made；
（5）Upper net forming：Amount according to forming net capacity 50% squeezes into pulp, and in pulp layer spray application of additive a, then
Forming net is slowly made into pulp, packing board is made after squeezing, drying.
2. the preparation method of fire resisting insect prevention packing board as claimed in claim 1, it is characterised in that step（1）Described raw material,
It is respectively configured to sub-prime gauge part：
Reed 37-43 parts, rice husk 21-25 parts, dry leaf of bamboo 11-14 parts, cocoanut fiber 6-8 parts, bamboo scraps 5-8 parts, root of kudzu vine fiber 3-7
Part.
3. the preparation method of fire resisting insect prevention packing board as claimed in claim 1, it is characterised in that step（1）Described alkalization
Processing, wherein addition amount of sodium hydroxide are the 5%-6% of water quality, and sodium hydroxide solution mass concentration is 2%-3%, time 34-
38min。
4. the preparation method of fire resisting insect prevention packing board as claimed in claim 1, it is characterised in that step（1）Described acidifying
Processing, wherein hydrochloric acid solution addition are the 7%-9% of water quality, and hydrochloric acid solution mass concentration is 4%-5%, time 25-30min.
5. the preparation method of fire resisting insect prevention packing board as claimed in claim 1, it is characterised in that step（4）Described addition
Agent a, its compound method are：
Polyvinyl alcohol 14-17 parts, carboxymethyl cellulose 7-9 parts, flake asbestos 12-14 parts, carapace powder 10- are weighed according to quality meter part
13 parts, oyster shell whiting 6-8 parts, print chinaberry powder 1-2 parts, perian insect powder 1-2 parts, first polyvinyl alcohol and carboxymethyl cellulose are stirred mixed
Close, heating water bath sequentially adds other preparation compositions to 40-45 DEG C, adds gross mass 8%-10% deionized water in 76-79
DEG C heating 35-40min, is made additive a after cooling.
6. the preparation method of fire resisting insect prevention packing board as claimed in claim 1, it is characterised in that step（4）Described addition
Agent b, wherein Nano titanium dioxide are 1 with alumina in Nano level quality proportioning:2, its addition is pulp concentration liquid quality
1%-2%。
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| CN108930191A (en) * | 2018-07-03 | 2018-12-04 | 合肥华盖光伏科技有限公司 | A kind of preparation method of Anti-moth-eating anti-bacterial fibre plate |
| CN109322215A (en) * | 2018-10-16 | 2019-02-12 | 马鞍山市康辉纸箱纸品有限公司 | A kind of preparation method of resistance to compression flame retardant type carton |
| CN109837787A (en) * | 2019-01-18 | 2019-06-04 | 易艾通智慧科技有限公司 | A kind of traditional Chinese medicine Chinese mugwort ginger paper and its preparation process |
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