CN104804669A - Corrugated board mineral adhesive as well as preparation method and application thereof - Google Patents
Corrugated board mineral adhesive as well as preparation method and application thereof Download PDFInfo
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- CN104804669A CN104804669A CN201510252742.8A CN201510252742A CN104804669A CN 104804669 A CN104804669 A CN 104804669A CN 201510252742 A CN201510252742 A CN 201510252742A CN 104804669 A CN104804669 A CN 104804669A
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- corrugated cardboard
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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 135
- 239000011707 mineral Substances 0.000 title claims abstract description 135
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 230000001070 adhesive effect Effects 0.000 title abstract description 9
- 239000000853 adhesive Substances 0.000 title abstract description 5
- 239000000843 powder Substances 0.000 claims abstract description 110
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 32
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000010457 zeolite Substances 0.000 claims abstract description 32
- 239000002002 slurry Substances 0.000 claims abstract description 30
- 229920002472 Starch Polymers 0.000 claims abstract description 28
- 235000019698 starch Nutrition 0.000 claims abstract description 28
- 239000008107 starch Substances 0.000 claims abstract description 28
- 239000003610 charcoal Substances 0.000 claims abstract description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000010977 jade Substances 0.000 claims abstract description 18
- 235000010755 mineral Nutrition 0.000 claims description 126
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 84
- 239000011111 cardboard Substances 0.000 claims description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 31
- 229920002261 Corn starch Polymers 0.000 claims description 30
- 239000008120 corn starch Substances 0.000 claims description 30
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 28
- 238000003756 stirring Methods 0.000 claims description 28
- 229910021538 borax Inorganic materials 0.000 claims description 20
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 20
- 239000004328 sodium tetraborate Substances 0.000 claims description 20
- 241000209140 Triticum Species 0.000 claims description 16
- 235000021307 Triticum Nutrition 0.000 claims description 16
- 239000003292 glue Substances 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 8
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000003115 biocidal effect Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000002689 soil Substances 0.000 abstract 2
- 239000004575 stone Substances 0.000 abstract 2
- 239000005977 Ethylene Substances 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 244000144730 Amygdalus persica Species 0.000 description 10
- 235000006040 Prunus persica var persica Nutrition 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 7
- 241000219112 Cucumis Species 0.000 description 5
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 5
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 5
- 235000013399 edible fruits Nutrition 0.000 description 5
- 239000000796 flavoring agent Substances 0.000 description 5
- 235000019634 flavors Nutrition 0.000 description 5
- 238000004513 sizing Methods 0.000 description 5
- 235000013311 vegetables Nutrition 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000274 adsorptive effect Effects 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 230000003385 bacteriostatic effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011087 paperboard Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention provides a corrugated board mineral adhesive, which comprises mineral powder and starch slurry, wherein the mass of the mineral powder accounts for 5 percent to 30 percent of that of the starch slurry, the mineral powder comprises the following ingredients in parts by weight: 0.7 to 2.5 parts of charcoal, 1.3 to 3 parts of yellow soil, 1.7 to 3 parts of kieselguhr, 0.5 to 1.5 parts of jade powder, 1.2 to 2.4 parts of Maiban stone and 85 to 95 parts of zeolite. A preparation method comprises the following steps that the charcoal, the yellow soil, the kieselguhr, the jade powder and the Maiban stone are smashed into powder; the zeolite is smashed at 500 to 550 DEG C, and zeolite powder is prepared; the zeolite powder and the mixture powder are uniformly mixed, and the mineral powder is prepared; then, the mineral powder and the starch slurry are uniformly mixed. The corrugated board mineral adhesive has the advantages that the intensity of a corrugated board can be greatly enhanced, the humidity can be regulated, the corrugated board mineral adhesive is applicable to environment with greater humidity, harmful gas and gas such as ethylene can be adsorbed, and in addition, the bacteriostasis and antibiosis effects are realized, so that the fresh keeping time can be prolonged.
Description
Technical field
The present invention relates to corrugated cardboard field, in particular to a kind of corrugated cardboard mineral rubber, preparation method and application thereof.
Background technology
The Corrugated Box be prepared from by corrugation making sheet is a kind of packaging vessel applied in life widely, have cheap, manufacture craft is simple and easy, can natural degradation, the significant advantage of free from environmental pollution, recoverable.
Existing corrugated paper board production line mostly use all kinds of starch adhesive corrugated plate and cardboard are bondd.But starch itself is water insoluble, in water starch can along with temperature raise and there is volumetric expansion, expand into and to a certain degree then break, with water-soluble become pasty state, become the liquid of thickness.In board pasted process, permeate in the surface micropore of corrugation summit peace cardboard, after moisture evaporation, form the physical mechanical bounding force with certain cross-linked network.
But the water molecules in this simple jointing compound to the inner constantly infiltration of cardboard, can form the gradation of moisture in corrugation, whole corrugated cardboard is made moist rapidly deliquescing, causes the strength degradation of corrugated cardboard.The corrugated cardboard be prepared from by this jointing compound due to intensity more weak, the number of plies stacked when the Corrugated Box that is combined into therefore can be caused to carry out goods storage or transport as container is not high, and space availability ratio is low.Such as, and in the transportation that environment is comparatively severe, during long sea voyage, because the psychromatic ratio at sea is comparatively large, carton is very easy to make moist, and after carton absorption moisture acquires a certain degree, its intensity can have decline, or even tattered.
In addition, along with the development of modern transportation industry, Corrugated Box freight is also more and more diversified.Such as fresh vegetables, melon and fruit, flowers etc.These goods are usually mouldy in long transportation to rot, freshness reduces greatly.
How to overcome the defect of existing corrugated cardboard jointing compound, improve its performance, thus prepare corrugated cardboard that effect gives prominence to and Corrugated Box becomes the problem enjoying vast manufacturer to pay close attention to.
In view of this, special proposition the present invention.
Summary of the invention
The first object of the present invention is to provide a kind of corrugated cardboard mineral rubber be made up of with the porousness mineral powder with specific composition starch slurry.This mineral rubber can adsorption moisture, and then the water molecules overcome in conventional corrugated cardboard production process in sizing agent used is easily to the defect of cardboard internal penetration, greatly strengthen the intensity of corrugated cardboard.In addition, this mineral rubber adjusting humidity, is applicable to the larger environment of humidity, can also adsorbs obnoxious flavour and ethene etc., add and have bacteriostasis antibiosis effect, can extend store up the fresh keeping time of food.Meanwhile, mineral rubber provided by the invention also significantly can increase the bounding force of corrugated cardboard, makes it not yielding.
The second object of the present invention is the preparation method providing a kind of described corrugated cardboard, and the powder that raw material pulverizing can become granularity less by the method, increases its surface-area, and ensure its viscosifying power.
The third object of the present invention is the purposes providing described mineral rubber, applies it and prepares corrugated cardboard.
In order to realize above-mentioned purpose of the present invention, spy by the following technical solutions:
A kind of corrugated cardboard mineral rubber, described mineral rubber comprises mineral powder and starch slurry, and the quality of described mineral powder accounts for 5% ~ 30% of described starch slurry quality;
With parts by weight, described mineral powder comprises: 0.7 ~ 2.5 part, charcoal, loess 1.3 ~ 3 parts, 1.7 ~ 3 parts, diatomite, jade powder 0.5 ~ 1.5 part, wheat flag 1.2 ~ 2.4 parts and 85 ~ 95 parts, zeolite.
Corrugated cardboard mineral rubber provided by the invention comprises mineral powder and starch slurry, the raw materials of mineral powder comprises charcoal, loess, diatomite, jade powder, wheat flag and zeolite, be porous component, there is stronger adsorptive power, the corrugated cardboard mineral rubber prepared after it being mixed with starch slurry is compared with sizing agent used in conventional corrugated cardboard production process, can adsorption moisture, avoid to the inner constantly infiltration of cardboard, overcome the defect of traditional sizing agent, thus greatly strengthen the intensity of corrugated cardboard, improve its anti-pressure ability, not easily tattered when also making corrugated cardboard apply in the environment that humidity is larger simultaneously.
And, mineral rubber in the present invention not only can adsorption moisture, increase the intensity of corrugated cardboard, can also be reached by adsorption moisture and regulate the object of carton interior humidity, other components can also be adsorbed, such as obnoxious flavour, ethene etc., thus by preventing fresh vegetables in carton, melon and fruit and flowers moisture from evaporating and suppressing the object that its respiration reaches fresh-keeping, fresh keeping time extends.
Corrugated cardboard mineral rubber prepared by the present invention also has significant antibacterial bacteriostatic performance, adds and can adsorb obnoxious flavour, both actings in conjunction, can significantly reduce deposit in Corrugated Box fresh vegetables, melon and fruit and flowers the degree that rots.
Mass ratio between mineral powder and starch slurry affects the performance of corrugated cardboard glue, the adhesive property of mineral rubber can be destroyed when the content of mineral powder is too high, content is too low, and the performance of mineral powder is not given prominence to, most preferably, the quality of mineral powder accounts for 5% ~ 30% of starch slurry quality, makes corrugated cardboard glue greatly can increase the bounding force of corrugated cardboard.
The performance of the proportion relation of each component also remarkably influenced corrugated cardboard glue in mineral powder, preferably, with parts by weight, described mineral powder comprises: 0.7 ~ 2.5 part, charcoal, loess 1.3 ~ 3 parts, 1.7 ~ 3 parts, diatomite, jade powder 0.5 ~ 1.5 part, wheat flag 1.2 ~ 2.4 parts and 85 ~ 95 parts, zeolite.Further preferably, with parts by weight, described mineral rubber comprises: 1.5 ~ 2.0 parts, charcoal, loess 2.0 ~ 2.5 parts, 2.5 ~ 3 parts, diatomite, jade powder 1.0 ~ 1.3 parts, wheat flag 1.5 ~ 2.0 parts and 90 ~ 95 parts, zeolite.
Preferably, the granularity of described mineral powder is more than 300 orders, can not affect the adhesive property of mineral rubber, the more important thing is, can increase the surface-area of mineral dust, greatly strengthen its adsorptive power.Further preferably, the granularity of described mineral powder is 300 order ~ 500 orders.
Preferably, described charcoal is gac, and absorption property one step of mineral rubber is strengthened.
In corrugated cardboard mineral rubber, starch slurry plays the effect of bonding, and starch slurry is preferably corn starch liquid, and the protein content of W-Gum is low, ensures the bond properties of starch slurry.Corn starch liquid comprises W-Gum and water, also added caustic soda and borax simultaneously.The caustic soda added can produce heat time water-soluble, with starch storage crop, can reduce the gelatinization of starch, improves viscosity.And the water-soluble rear releasing free acid of borax, be combined with starch by hydrogen bond, increase the soundness of adhesive film, promote tackiness agent viscous force.The viscosity of consumption to corn starch liquid of each component has an impact, and preferably, in massfraction, described corn starch liquid comprises W-Gum 20% ~ 30%, caustic soda 0.4% ~ 0.6%, borax 0.25% ~ 0.5% and water surplus.
A preparation method for mineral rubber provided by the present invention, comprises the steps:
(1) charcoal, loess, diatomite, jade powder and wheat flag are ground into powder; Zeolite is pulverized at 500 ~ 550 DEG C, obtained zeolite powder; Described zeolite powder is mixed with described powder, prepares mineral powder;
(2) described starch slurry is mixed with the mineral dust obtained in step (1).
The preparation method of described corrugated cardboard mineral rubber provided by the invention is simple and efficient, can increase the surface-area of mineral powder, also can ensure the adhesive property of mineral rubber.In the method, pulverize zeolite under high temperature and can be ground into the less zeolite powder of granularity, increase its surface-area.
Preferably, in described step (2), described in be mixed into: carry out high-shear stir 10 ~ 15 minutes.Stirred by high-shear, further all components in mineral rubber is mixed, also make the particle diameter of sizing agent and mineral dust close to nano level simultaneously.
A kind of corrugated cardboard mineral rubber provided by the invention, as corrugated cardboard glue, prepares the application in corrugated cardboard.
Compared with prior art, beneficial effect of the present invention is:
(1) corrugated cardboard mineral rubber provided by the invention can adsorption moisture, avoid water molecules to the inner constantly infiltration of cardboard, overcome the defect of traditional sizing agent, thus greatly strengthen the intensity of corrugated cardboard, improve its anti-pressure ability, not easily tattered when also making corrugated cardboard apply in the environment that humidity is larger simultaneously.
(2) mineral rubber provided by the invention can also be reached by adsorption moisture and regulate the object of carton interior humidity, can also adsorb other components, such as obnoxious flavour, ethene etc., thus by preventing fresh vegetables in carton, melon and fruit and flowers moisture from evaporating and suppressing the object that its respiration reaches fresh-keeping, fresh keeping time extends.
(3) corrugated cardboard mineral rubber provided by the invention also has significant antibacterial bacteriostatic performance, adds and can adsorb obnoxious flavour, both actings in conjunction, can significantly reduce deposit in Corrugated Box fresh vegetables, melon and fruit and flowers the degree that rots.
(4) corrugated cardboard glue provided by the invention can increase the bounding force of corrugated cardboard greatly.
(5) the invention provides a kind of preparation method of described corrugated cardboard mineral rubber, this preparation method is simple and efficient, can increase the surface-area of mineral powder, also can ensure the adhesive property of mineral rubber.In the method, pulverize zeolite under high temperature and can be ground into the less zeolite powder of granularity, increase its surface-area.
Embodiment
Below in conjunction with embodiment, embodiment of the present invention are described in detail, but it will be understood to those of skill in the art that the following example only for illustration of the present invention, and should not be considered as limiting the scope of the invention.Unreceipted actual conditions person in embodiment, the condition of conveniently conditioned disjunction manufacturers suggestion is carried out.Agents useful for same or the unreceipted production firm person of instrument, be and can buy by commercially available the conventional products obtained.
Embodiment 1
In embodiment 1, the quality of mineral dust accounts for 5% of starch slurry quality, and concrete preparation method is as follows:
Prepare mineral powder: take charcoal 70g, loess 130g, diatomite 170g, jade powder 50g, wheat flag 120g, zeolite 8500g.Charcoal, loess, diatomite, jade powder and wheat flag are ground into 300 object powder, zeolite is ground into 300 object zeolite powders at 500 DEG C after porous purification process, then twice powder pulverized powder is mixed, obtain mineral powder for subsequent use.
Prepare corn starch liquid: in the present embodiment, corn starch liquid comprises W-Gum 20%, caustic soda 0.4%, borax 0.25% and water surplus.As calculated, take 36kg W-Gum, 723g caustic soda and 452g borax for subsequent use, the consumption of water is 143kg.
Whole caustic soda is dissolved in 1kg water, makes caustic soda solution.Get 71kg water and put into retort, be heated to 30 DEG C.Slowly dropped in retort by 18kg W-Gum, throwing limit, limit is stirred, and after stirring, caustic soda solution is divided equally three times and adds in retort, all stirs 15 minutes at every turn.Then the temperature of retort is increased to 65 DEG C, stirs 20 minutes, obtained ripe slurry.Then get 71kg water to drop in another retort, be heated to 30 DEG C.Dropped into by remaining W-Gum in retort, throwing limit, limit is stirred.Borax is clayed into power, adds in retort and stir 10 minutes.Finally, add in retort by obtained ripe slurry, limit edged stirs, and after all adding, continues stirring 15 minutes, prepares corn starch liquid.
Mineral powder is mixed with corn starch liquid, obtained corrugated cardboard mineral rubber.
Embodiment 2
In example 2, the quality of mineral dust accounts for 17% of starch slurry quality, and concrete preparation method is as follows:
Prepare mineral powder: take charcoal 150g, loess 200g, diatomite 250g, jade powder 100g, wheat flag 150g, zeolite 9000g.Charcoal, loess, diatomite, jade powder and wheat flag are ground into 300 object powder, zeolite is ground into 300 object zeolite powders at 500 DEG C after porous purification process, then twice powder pulverized powder is mixed, obtain mineral powder for subsequent use.
Prepare corn starch liquid: in the present embodiment, corn starch liquid comprises W-Gum 20%, caustic soda 0.4%, borax 0.25% and water surplus.As calculated, take 11.6kg W-Gum, 232g caustic soda and 145g borax for subsequent use, the consumption of water is 46kg.
Whole caustic soda is dissolved in 1kg water, makes caustic soda solution.Get 22kg water and put into retort, be heated to 35 DEG C.Slowly dropped in retort by 5.8kg W-Gum, throwing limit, limit is stirred, and after stirring, caustic soda solution is divided equally three times and adds in retort, all stirs 10 minutes at every turn.Then the temperature of retort is increased to 60 DEG C, stirs 15 minutes, obtained ripe slurry.Then get 23kg water to drop in another retort, be heated to 30 DEG C.Dropped into by remaining W-Gum in retort, throwing limit, limit is stirred.Borax is clayed into power, adds in retort and stir 10 minutes.Finally, add in retort by obtained ripe slurry, limit edged stirs, and after all adding, continues stirring 15 minutes, prepares corn starch liquid.
Mineral powder is mixed with corn starch liquid, obtained corrugated cardboard mineral rubber.
Embodiment 3
In embodiment 3, the quality of mineral dust accounts for 23% of starch slurry quality, and concrete preparation method is as follows:
Prepare mineral powder: take charcoal 200g, loess 250g, diatomite 300g, jade powder 130g, wheat flag 200g, zeolite 9500g.Charcoal, loess, diatomite, jade powder and wheat flag are ground into 400 object powder, zeolite is ground into 400 object zeolite powders at 500 DEG C after porous purification process, then twice powder pulverized powder is mixed, obtain mineral powder for subsequent use.
Prepare corn starch liquid: in the present embodiment, corn starch liquid comprises W-Gum 30%, caustic soda 0.6%, borax 0.5% and water surplus.As calculated, take 13.8kg W-Gum, 276g caustic soda and 230g borax for subsequent use, the consumption of water is 31.7kg.
Whole caustic soda is dissolved in 700g water, makes caustic soda solution.Get 15kg water and put into retort, be heated to 35 DEG C.Slowly dropped in retort by 6.9kg W-Gum, throwing limit, limit is stirred, and after stirring, caustic soda solution is divided equally three times and adds in retort, all stirs 10 minutes at every turn.Then the temperature of retort is increased to 60 DEG C, stirs 15 minutes, obtained ripe slurry.Then get 16kg water to drop in another retort, be heated to 30 DEG C.Dropped into by remaining W-Gum in retort, throwing limit, limit is stirred.Borax is clayed into power, adds in retort and stir 10 minutes.Finally, add in retort by obtained ripe slurry, limit edged stirs, and after all adding, continues stirring 15 minutes, prepares corn starch liquid.
Mineral powder and corn starch liquid are carried out high-shear and stirs 15 minutes, obtained corrugated cardboard mineral rubber.
Embodiment 4
In example 4, the quality of mineral dust accounts for 30% of starch slurry quality, and concrete preparation method is as follows:
Prepare mineral powder: take gac 250g, loess 300g, diatomite 300g, jade powder 150g, wheat flag 240g, zeolite 9500g.Charcoal, loess, diatomite, jade powder and wheat flag are ground into 500 object powder, zeolite is ground into 500 object zeolite powders at 550 DEG C after porous purification process, then twice powder pulverized powder is mixed, obtain mineral powder for subsequent use.
Prepare corn starch liquid: in the present embodiment, corn starch liquid comprises W-Gum 25%, caustic soda 0.5%, borax 0.4% and water surplus.As calculated, take 8.95kg W-Gum, 179g caustic soda and 144g borax for subsequent use, the consumption of water is 26.5kg.
Whole caustic soda is dissolved in 500g water, makes caustic soda solution.Get 13kg water and put into retort, be heated to 35 DEG C.Slowly dropped in retort by 4.5kg W-Gum, throwing limit, limit is stirred, and after stirring, caustic soda solution is divided equally three times and adds in retort, all stirs 10 minutes at every turn.Then the temperature of retort is increased to 60 DEG C, stirs 15 minutes, obtained ripe slurry.Then get 13kg water to drop in another retort, be heated to 30 DEG C.Dropped into by remaining W-Gum in retort, throwing limit, limit is stirred.Borax is clayed into power, adds in retort and stir 10 minutes.Finally, add in retort by obtained ripe slurry, limit edged stirs, and after all adding, continues stirring 15 minutes, prepares corn starch liquid.
Mineral powder and corn starch liquid are carried out high-shear and stirs 10 minutes, obtained corrugated cardboard mineral rubber.
Experimental example
Be applied in corrugated paper board production line by corrugated cardboard mineral rubber provided by the invention, in order to prepare corrugated cardboard, the using method of mineral rubber and the production of corrugated cardboard are ordinary method.
Below by simultaneous test, further checking is done to the technique effect that the present invention reaches.
(1) fresh-keeping effect simultaneous test
In order to the accuracy of warranty test result, this group simultaneous test carries out three groups of simultaneous tests, and the content of often used in group test corrugated cardboard mineral rubber Minerals powder is all not identical.
First group
The quality of corrugated cardboard mineral rubber Minerals powder used in this group accounts for 5%, 15% and 30% of mineral rubber quality, and control group does not add mineral powder, is only only corn starch liquid.Experimental group Minerals powder all forms identical with the mineral powder in embodiment 1, and then component concentration is also identical with embodiment 1 with in corn starch liquid used in control group for experimental group, includes W-Gum 20%, caustic soda 0.4%, borax 0.25% and water surplus.The different ratio that concrete consumption can account for mineral rubber according to mineral powder calculates.
Successively by four kinds of corrugated cardboard glue in order to produce the corrugated cardboard of same specification, and be combined into the Corrugated Box of same specification, be labeled as A1 (5% proportioning), A2 (15% proportioning), A3 (30% proportioning) and A4 (control group) respectively
Be respectively charged into the same batch of large peach in the Changping of winning and put into A1, A2, A3 and A4, A1, A2, A3 and A4 are sealed simultaneously and installs, allow under the environment of normal temperature and pressure and preserve.
After 7 days, open carton, in A4, the peach of 30% is rotted; And peach all keeps fresh in A1, A2, A3.
Second group
The quality of corrugated cardboard mineral rubber Minerals powder used in this group accounts for 7%, 17% and 27% of mineral rubber quality, and control group does not add mineral powder, is only only corn starch liquid.Experimental group Minerals powder all forms identical with the mineral powder in embodiment 2, and then component concentration is also identical with embodiment 2 with in corn starch liquid used in control group for experimental group, includes W-Gum 20%, caustic soda 0.4%, borax 0.25% and water surplus.The different ratio that concrete consumption can account for mineral rubber according to mineral powder calculates.
Successively by four kinds of corrugated cardboard glue in order to produce the corrugated cardboard of same specification, and be combined into the Corrugated Box of same specification, be labeled as B1 (7% proportioning), B2 (17% proportioning), B3 (27% proportioning) and B4 (control group) respectively
Be respectively charged into the same batch of large peach in the Changping of winning and put into B1, B2, B3 and B4, B1, B2, B3 and B4 are sealed simultaneously and installs, allow under the environment of normal temperature and pressure and preserve.
After 9 days, open carton, in B4, the peach of 50% is rotted; And in B1, B2, B3 the rotting rate of peach less than 5%.
3rd group
The quality of corrugated cardboard mineral rubber Minerals powder used in this group accounts for 9%, 19% and 23% of mineral rubber quality, and control group does not add mineral powder, is only only corn starch liquid.Experimental group Minerals powder all forms identical with the mineral powder in embodiment 3, and then component concentration is also identical with embodiment 3 with in corn starch liquid used in control group for experimental group, includes W-Gum 30%, caustic soda 0.6%, borax 0.5% and water surplus.The different ratio that concrete consumption can account for mineral rubber according to mineral powder calculates.
Successively by four kinds of corrugated cardboard glue in order to produce the corrugated cardboard of same specification, and be combined into the Corrugated Box of same specification, be labeled as C1 (7% proportioning), C2 (17% proportioning), C3 (27% proportioning) and C4 (control group) respectively
Be respectively charged into the same batch of large peach in the Changping of winning and put into C1, C2, C3 and C4, C1, C2, C3 and C4 are sealed simultaneously and installs, allow under the environment of normal temperature and pressure and preserve.
After 15 days, open carton, in B4, peach is all rotted; And in B1, B2, B3 the rotting rate of peach less than 20%.
As can be seen from the result of above-mentioned three groups of tests, corrugated cardboard mineral rubber provided by the present invention can extend fresh keeping time greatly.
(2) moisture effect simultaneous test
The quality of corrugated cardboard mineral rubber Minerals powder used in this group accounts for 5%, 15% and 30% of mineral rubber quality, and control group does not add mineral powder, is only only corn starch liquid.Experimental group Minerals powder all forms identical with the mineral powder in embodiment 4, and then component concentration is also identical with embodiment 3 with in corn starch liquid used in control group for experimental group, includes W-Gum 25%, caustic soda 0.5%, borax 0.4% and water surplus.The different ratio that concrete consumption can account for mineral rubber according to mineral powder calculates.
Successively by four kinds of corrugated cardboard glue in order to produce the corrugated cardboard of same specification, and be combined into the Corrugated Box of same specification, be labeled as D1 (5% proportioning), D2 (15% proportioning), D3 (30% proportioning) and D4 (control group) respectively.
Described D1, D2, D3 and D4 are put into normal temperature and pressure, and humidity is the environment lower seal preservation of 90%.
After 7 days, D4 has absorbed water and has made moist, and D1, D2, D3 still keep dry state.
As can be seen from the above results, the ability of its adsorption moisture of corrugated fibre box be prepared from by corrugated cardboard mineral rubber provided by the invention strengthens greatly, can apply in a humid environment.
(3) resistance to compression Piglet s colibacillosis
Continue to adopt carton used in test (2) to carry out resistance to compression effect test, be respectively charged into the same batch of large peach in the Changping of winning and put into 3 test cartons and contrast carton, every case specification is 10kg.
D1, D2, D3 and D4 are stacked respectively, when D4 stacks to the 5th layer, orlop carton starts distortion; And D1, D2, D3 all can stack to the 9th layer indeformable.
As can be seen from the above results, its intensity of corrugated fibre box be prepared from by corrugated cardboard mineral rubber provided by the invention significantly strengthens, and anti-pressure ability improves greatly.
(4) bounding force Piglet s colibacillosis
Continue to adopt carton used in test (2) to carry out bounding force Piglet s colibacillosis.
Give D1, D2, D3 and D4 equidirectional, the shearing force of formed objects.Observe the lacerable fracture length of different carton.Crack is shorter, and illustrate and be more difficult to tear, namely bounding force is stronger.
From result, D4 tears three times that distance is calculated as D1, D2, D3.
As can be seen from the above results, the bond properties applying corrugated cardboard prepared by mineral rubber provided by the invention strengthens greatly.
Although illustrate and describe the present invention with specific embodiment, however it will be appreciated that can to make when not deviating from the spirit and scope of the present invention many other change and amendment.Therefore, this means to comprise all such changes and modifications belonged in the scope of the invention in the following claims.
Claims (10)
1. a corrugated cardboard mineral rubber, is characterized in that, described mineral rubber comprises mineral powder and starch slurry, and the quality of described mineral powder accounts for 5% ~ 30% of described starch slurry quality;
With parts by weight, described mineral powder comprises: 0.7 ~ 2.5 part, charcoal, loess 1.3 ~ 3 parts, 1.7 ~ 3 parts, diatomite, jade powder 0.5 ~ 1.5 part, wheat flag 1.2 ~ 2.4 parts and 85 ~ 95 parts, zeolite.
2. mineral rubber according to claim 1, it is characterized in that, with parts by weight, described mineral rubber comprises: 1.5 ~ 2.0 parts, charcoal, loess 2.0 ~ 2.5 parts, 2.5 ~ 3 parts, diatomite, jade powder 1.0 ~ 1.3 parts, wheat flag 1.5 ~ 2.0 parts and 90 ~ 95 parts, zeolite.
3. mineral rubber according to claim 1, is characterized in that, the granularity of described mineral powder is more than 300 orders.
4. mineral rubber according to claim 3, is characterized in that, the granularity of described mineral powder is 300 order ~ 500 orders.
5. mineral rubber according to claim 1, is characterized in that, described charcoal is gac.
6. mineral rubber according to claim 1, is characterized in that, described starch slurry is corn starch liquid.
7. mineral rubber according to claim 6, is characterized in that, in massfraction, described corn starch liquid comprises W-Gum 20% ~ 30%, caustic soda 0.4% ~ 0.6%, borax 0.25% ~ 0.5% and water surplus.
8. a preparation method for mineral rubber described in any one of claim 1 ~ 7, is characterized in that, comprise the steps:
(1) charcoal, loess, diatomite, jade powder and wheat flag are ground into powder; Zeolite is pulverized at 500 ~ 550 DEG C, obtained zeolite powder; Described zeolite powder is mixed with described powder, prepares mineral powder;
(2) described starch slurry is mixed with the mineral dust obtained in step (1).
9. preparation method according to claim 8, is characterized in that, in described step (2), described in be mixed into: carry out high-shear stir 10 ~ 15 minutes.
10. mineral rubber described in an any one of claim 1 ~ 7 is as the application in corrugated cardboard glue.
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