CN102205550B - Stone paper corrugated board and manufacturing method thereof - Google Patents
Stone paper corrugated board and manufacturing method thereof Download PDFInfo
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- CN102205550B CN102205550B CN201110069124A CN201110069124A CN102205550B CN 102205550 B CN102205550 B CN 102205550B CN 201110069124 A CN201110069124 A CN 201110069124A CN 201110069124 A CN201110069124 A CN 201110069124A CN 102205550 B CN102205550 B CN 102205550B
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Abstract
The invention discloses a stone paper corrugated board. The surface paper and the core paper of the stone paper corrugated board are made of stone paper with high calcium carbonate content; and the stone surface paper and the stone core paper are totally combined into a corrugated integrated structure. The invention also discloses a manufacturing method of the stone paper corrugated board. The manufacturing method comprises the following steps of: extruding and pelleting the stone paper raw material, rolling an extruded flow to manufacture a stone paper corrugated core, and performing hot-melting composite molding on the stone paper corrugated core and the stone surface paper at high temperature instant. The advantage of the stone paper can be developed fully; and as the stone paper has certain plasticity, in the produced stone paper corrugated board, a bonding agent is not needed, and the produced stone paper corrugated board has high physical performance, is dampproof, waterproof and corrosion resistant, and is a novel environment-friendly packaging material.
Description
Technical field
The invention belongs to field of packaging material, relate to a kind of stone paper corrugated board and manufacturing approach thereof.
Background technology
Paper and cardboard play leading role in packaging material, account for more than 40% of all packaging material, even have reached 50%.And corrugated board also is widely used as the important component part of paper packing material already.
Traditional corrugated board is the adherend of a multilayer, and it is made up of minimum one deck corrugation core paper and two-layer facial tissue.Its corrugation ripple becomes a row each other side by side like the arched door that connects one by one, supports each other, forms the three-legged structure body, has mechanical strength preferably, from the plane, also can bear certain pressure, and springiness, good buffering function; It can process the liner or the container of different shape size as required, and is easier, quick than plastics padded coaming; Temperature influence is little, and light-proofness is good, never degenerated by illumination.
But traditional corrugated board often has some unsurmountable shortcomings, as not using in the bigger environment midium or long term of humidity.And can not load too heavy commodity (must not surpass 55kg by national standard, the load-carrying of five-layers corrugated fiberboard case, want the liner hardboard when seven layers of corrugated fibre box load-carrying surpass 70kg), the anti-intensity not strong (all poorer) of exposing than plank, wood-based plate, plastic plate.These shortcomings of traditional tile corrugated paper board have influenced the scope of its application greatly.
In recent years, in order to overcome the shortcoming of traditional tile corrugated paper board, further improve the performance of corrugated board, many experts and scholars have done a large amount of research.But these are studied the foundation of the physical property analytical model of mainly all just being absorbed in the traditional tile corrugated paper board and improve its manufacturing process to improve its performance.Not proposing can be from overcoming the method for above-mentioned traditional tile corrugated paper board defective in essence, thereby corrugated board also receives great limitation in the application of packaging industry always.
Summary of the invention
Technical problem to be solved by this invention is corrugated board that provides a kind of protection against the tide and preparation method thereof.The present invention as raw material, prepares the stone paper corrugated board that a kind of facial tissue and core paper are the stone paper material of high carbon acid calcium content with the stone paper raw material, and is not only moistureproof, and mechanical performance is better.
Technical scheme of the present invention is:
A kind of stone paper corrugated board is made up of core paper and two-layer facial tissue, and said core paper and facial tissue adopt stone paper to process, and core paper is compound with facial tissue employing hot melt.
The preparation method of above-mentioned stone paper corrugated board is:
(1) the stone paper raw material are processed granular pellet through mixing, banburying;
(2) stone paper corrugating medium extrusion calendaring moulding; Be about to pellet and drop in the extrusion device, 170 ℃ of-240 ℃ of following fusions after corrugation pattern mouth die head flow out vertically downward, thereby form the film of corrugation type; And make it be cooled to 70 ℃-110 ℃, process corrugation core paper;
(3) stone paper facial tissue and core paper 500 ℃-600 ℃ following moment hot melt compound; Being about to corrugation core paper and facial tissue passes through from the high temperature preheating roller fast; Make its adhesive surface moment reach molten condition; Under the pressure effect of upper and lower composite roll, be combined into corrugated board then, finalize the design via cooling device;
(4) surface treatment of the composite corrugated cardboard of stone paper and cutting is about to that the corrugated board of cooling and shaping carries out surface treatment, cuts into specific size by actual needs then.
Scheme is more specifically:
The stone paper raw material are processed granular pellet through mixing, banburying between 170 ℃-240 ℃.
Wherein the die orifice width of corrugation pattern mouth die head can be regulated, thereby through regulating the composite corrugated cardboard of stone paper that the die orifice width can obtain A type (big corrugation), Type B (little corrugation), C type (middle corrugation) and E type different corrugation types such as (microwatt are stupefied) respectively.
Wherein corrugation pattern mouth die head can be three kinds on V-type, U type or UV type, and the die head of changing different corrugation shape die orifices according to actual needs just can make the composite corrugated cardboard of stone paper of V-type (like Fig. 1), U type (like Fig. 2) and UV type (like Fig. 3) respectively.
Stone paper corrugated board provided by the invention can not only be moistureproof, and utilize stone paper to have plasticity, and facial tissue and core paper employing moment high temperature hot melt are compound, need not any adhesive.Its core paper of the corrugated board that is composited like this and facial tissue melt the integral structure for corrugated fully, have excellent mechanical property more.This material mainly is made up of stone paper, and its composition of raw material is identical with stone paper, thereby this material also has certain degradation capability, is a kind of typical environmentally friendly packing material.
Description of drawings
Fig. 1 is the composite corrugated paperboard structure sketch map of V-type stone paper;
Fig. 2 is the composite corrugated paperboard structure sketch map of U type stone paper;
Fig. 3 is the composite corrugated paperboard structure sketch map of UV stone paper;
Fig. 4 is the manufacturing installation sketch map of stone paper corrugated board;
Fig. 5 is a corrugation pattern mouth die head cross-sectional view;
Fig. 6 is a V-type corrugation die orifice structural representation;
Fig. 7 is a U type corrugation die orifice structural representation;
Fig. 8 is a UV type corrugation die orifice structural representation;
Label declaration
1 extrusion device, 2 corrugation pattern mouth die heads
3 cooling devices
4,5,6,7,8,9,12,13,14,23,24,25 carry-over pinch rolls
10,16,22 high temperature preheating rollers, 11,26 reel stone paper
15, composite roll on the 21 low-temperature prewarming rollers 17,18,19
20,27,28 times composite roll 29 cooling and shaping devices
30 corona treatment plants, 31 cutting means
32 delivery devices
The specific embodiment
Specifically introduce the present invention through embodiment below.Related material umber is mass fraction.
The manufacturing of the composite corrugated cardboard of embodiment 1:U type stone paper
1. (main component is a calcium carbonate to the composite corrugated cardboard of stone paper raw material granulation U type stone paper with 75 parts natural inorganic breeze; Also comprise calcium sulfate, barium sulfate, mica powder, zinc oxide, dolomite dust, talcum powder, silica etc.) be primary raw material; Cooperate 20 parts HDPE (high density polyethylene (HDPE)), 2.3 parts of modifier (comprise 0.8 part of aluminic acid ester, 1 part of JL-G modifier; 0.5 part stearic acid); 2.1 part processing aid (comprising 0.6 part of polyvinyl ester CH-4,1.5 parts of solid paraffin 56#), 2 parts of function additives (calcium carbonate modified brightening agent).This stage manufactures pellet to the raw material of stone paper corrugated board.Earlier 100-110 ℃ of drying, the water content that makes inorganic material is less than 0.3-0.5% with the natural inorganic breeze (comprising calcium carbonate, calcium sulfate, barium sulfate, mica powder, zinc oxide, dolomite dust, talcum powder, silica etc.) of 75 parts of primary raw materials; Then dried inorganic material, 2.3 parts of modifier (comprising 0.8 part of aluminic acid ester, 1 part of JL-G modifier, 0.5 part of stearic acid) are joined in mixing/modified device together and mix, carry out the modification of inorganic material.Inorganic material and 2 parts of function additives (like calcium carbonate modified brightening agent, titanium dioxide brightening agent, PE antistatic additive, anti-oxidant 1076), 2.1 parts of processing aids with activation modification (comprise 0.6 part of polyvinyl ester CH-4 again; 1.5 part solid paraffin 56#) join in the mixing apparatus with 20 parts of HDPE and mix, and be transported to modified device and carry out secondary banburying modification processing; To send into Granulation Equipments through the raw material that twice modification handled and mixed at last and carry out granulation, obtain the stone paper pellet.
2. the extrusion calendaring moulding of stone paper corrugating medium please refer to Fig. 4; At first will drop at the pellet that the phase I makes in the extrusion device (1) in this course; Make pellet fusion under 170 ℃-240 ℃ hot conditions, then it is extruded from die orifice is the die head of U type corrugation type.In this course, the die orifice of die head must keep level, the corrugation direction that makes the corrugating medium that extrudes vertically downward, thereby effectively avoid subsiding of corrugation; Regulating die orifice seam simultaneously wide is 80 μ m-200 μ m, makes that to become stupefied height from U type corrugation pattern mouth die head extrusion calendaring after the pellet high-temperature fusion be the corrugating medium's film about 1.1mm-1.4mm.Leave 40 millimeters to 800 millimeters places of die head die orifice in above-mentioned stone paper corrugating medium; Blow out low-temperature cold wind by cooling device (3) perpendicular to stone paper corrugating medium direction; Size and temperature height through the adjustment air quantity; Make when leaving die orifice the corrugation type film of temperature up to 170 ℃ to 210 ℃ in leaving 800 millimeters in mould mouth face, temperature is reduced between 70 ℃ to 110 ℃, makes corrugating medium's one-step forming just.Then through a draw-gear will be tentatively the stone paper corrugating medium of cooling and shaping draw to corrugated board shaped device place, carry out the production of phase III.The draw-gear that uses in this process mainly constitutes a mild arcuate structure by 6 pairs of carry-over pinch rolls (4,5,6,7,8,9); Angle (being the angle of bend on the corrugation direction) between wherein every adjacent two pairs of carry-over pinch rolls lines is about 15 °; Also can reduce the angle of bend on the corrugation direction in the actual production, its objective is and avoid the not appearance of the situation of the corrugation modification of complete cooling and shaping as yet that in distraction procedure, causes owing to pulling force between each corrugation of stone paper corrugating medium is excessive through the logarithm that increases carry-over pinch rolls.
3. the traction of the compound stone paper corrugating medium that the second stage manufacturing is good of stone paper facial tissue and core paper moment high temperature hot melt is to a pair of high temperature preheating roller place (10); The temperature of high temperature preheating roller is transferred to 500 ℃-600 ℃; Hauling speed is transferred to 20m/min-140m/min; Make core paper be in contact with it partial transient through out-of-date corrugation in the middle of the high temperature preheating roller and melt, continue then to draw to composite roll (17,18,19,20,27,28) and locate.To draw to the preheat roll place (15,16,21,22) through carry-over pinch rolls as the stone paper of facial tissue simultaneously; Control and high temperature preheating roller (16, the 21) temperature to 500 that will contact ℃-600 ℃ with the compound one side of core paper hot melt; Low-temperature prewarming roller (15,22) temperature is controlled to 70 ℃-100 ℃; Hauling speed with stone paper transfers to 20m/min-140m/min simultaneously; Stone paper is from the preheat roll process time, and its one side that contacts with the high temperature preheating roller is owing to high temperature action produces instant melting, and the one side that contacts with the low-temperature prewarming roller then almost keeps original state.Respectively it is continued traction to upper and lower composite roll place then; Wherein upper and lower composite roll and preheat roll are 20cm-40cm apart; Make stone paper the one side of instant melting contact with stone paper corrugating medium, apply certain pressure through composite roll then and make two-layer stone paper facial tissue and stone paper corrugating medium compound.Again compound cardboard is continued to be sent to cooling and shaping device (29) and locate, make its temperature be reduced to 70 ℃-100 ℃ gradually, fully typing.
4. the composite corrugated paperboard surface of stone paper is handled and is cut and the composite corrugated cardboard of stone paper is delivered to surface corona treating apparatus (30) carries out corona treatment.The stone paper corrugated board of at last surface corona being handled well is sent to Paperboard cutting device (31), according to actual needs, the stone paper corrugated board is cut into corresponding dimensions, is transported to collection location to the horizontal corrugated board that is cut into type then.And the waste material after will cutting is recycled.
The manufacturing of the composite corrugated cardboard of instance 2:UV type stone paper
The manufacturing of the composite corrugated cardboard of U type stone paper is basic identical in the manufacturing of the composite corrugated cardboard of UV type stone paper and the above-mentioned instance 1, and its difference can divide raw material and the explanation of manufacturing process two parts.
The raw material aspect, the composite corrugated cardboard of UV type stone paper is a primary raw material with 80 parts natural inorganic breeze (main component is a calcium carbonate, also comprises calcium sulfate, barium sulfate, mica powder, zinc oxide, dolomite dust, talcum powder, silica etc.); Cooperate 20 parts HDPE; 2.3 part modifier (comprising 0.8 part of aluminic acid ester, 1 part of JL-G modifier, 0.5 part of stearic acid); 2.1 a part processing aid (comprises 0.6 part of polyvinyl ester CH-4; 1.5 part solid paraffin 58#) and 2.1 parts of function additives (1.5 parts of titanium dioxide brightening agents, 0.3 part of PE antistatic additive, 0.3 part of anti-oxidant 1076).
The manufacturing process aspect, what the composite corrugated cardboard of UV type stone paper used when the extrusion calendaring moulding of stone paper corrugating medium is the corrugation die of die orifice as the UV type.The die orifice width adjusting is that the stupefied height of extruding of stone paper corrugating medium is about 2.5mm-2.8mm about 120 μ m-250 μ m.
Claims (3)
1. the preparation method of a stone paper corrugated board, this corrugated board is made up of core paper and two-layer facial tissue, and said core paper and facial tissue adopt stone paper to process, and it is characterized in that comprising the steps:
(1) the stone paper raw material are processed granular pellet through mixing, banburying;
(2) stone paper corrugating medium extrusion calendaring moulding; Be about to pellet and drop in the extrusion device, 170 ℃ of-240 ℃ of following fusions after corrugation pattern mouth die head flow out vertically downward, thereby form the film of corrugation type; And make it be cooled to 70 ℃-110 ℃, process corrugation core paper;
(3) stone paper facial tissue and core paper 500 ℃-600 ℃ following moment hot melt compound; Being about to corrugation core paper and facial tissue passes through from the high temperature preheating roller fast; Make its adhesive surface moment reach molten condition; Under the pressure effect of upper and lower composite roll, be combined into corrugated board then, finalize the design via cooling device;
(4) surface treatment of the composite corrugated cardboard of stone paper and cutting is about to that the corrugated board of cooling and shaping carries out surface treatment, cuts into specific size by actual needs then.
2. the preparation method of stone paper corrugated board according to claim 1 is characterized in that: the stone paper raw material through mix, banburying, between 170 ℃-240 ℃, process granular pellet.
3. the preparation method of stone paper corrugated board according to claim 1 or claim 2, it is characterized in that: wherein corrugation pattern mouth die head is V-type, U type or UV type.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110069124A CN102205550B (en) | 2011-03-22 | 2011-03-22 | Stone paper corrugated board and manufacturing method thereof |
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| CN201110069124A CN102205550B (en) | 2011-03-22 | 2011-03-22 | Stone paper corrugated board and manufacturing method thereof |
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| CN102205550A CN102205550A (en) | 2011-10-05 |
| CN102205550B true CN102205550B (en) | 2012-08-29 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873866A (en) * | 2012-09-08 | 2013-01-16 | 九鼎环保纸业股份有限公司 | Method for adhering stone paper by high-frequency induction welding technology |
| CN103273715B (en) * | 2013-06-01 | 2015-07-22 | 鸿圣（江西）彩印包装实业有限公司 | Novel structure stone paper corrugated paper as well as production line and production method thereof |
| CN105109088A (en) * | 2015-08-13 | 2015-12-02 | 合肥龙发包装有限公司 | Preparation method of high-strength corrugated paper board core paper |
| CN107829335B (en) * | 2017-11-21 | 2020-05-05 | 山东金泰恒盛新材料科技有限公司 | Stone synthetic carton paperboard, manufacturing device and preparation method |
| CN107825766A (en) * | 2017-11-21 | 2018-03-23 | 济宁恒盛纸业有限公司 | A kind of stone synthesis carton paperboard and manufacture device and preparation method |
| CN108203895A (en) * | 2017-12-25 | 2018-06-26 | 福建省大投科技有限公司 | A kind of wet method prepares the production method of staple fibre paper |
| TWI791146B (en) * | 2020-03-30 | 2023-02-01 | 台灣龍盟複合材料股份有限公司 | Waterproof corrugated paper, its manufacturing method, its manufacturing equipment and its use |
| CN114074440A (en) * | 2020-08-11 | 2022-02-22 | 山东金泰恒盛新材料科技有限公司 | Production method of high-molecular nano stone-based paperboard |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN85204552U (en) * | 1985-10-26 | 1986-10-15 | 庄河县纸箱机械厂 | Multifunctional hot-bonding machine for corrugated calcium-contained-plastics board |
| CN1092355A (en) * | 1993-03-12 | 1994-09-21 | 陈晓明 | Strengthen corrugated board and manufacture method thereof |
| CN1215783A (en) * | 1997-10-29 | 1999-05-05 | 上海钙塑箱厂 | Calcic-plastic-paper composite corrugated board and its making method |
| CN1105636C (en) * | 1998-03-25 | 2003-04-16 | 香港商龙盟环保纸(集团)有限公司 | Mfg. method for environmental protective paper |
| TW201024085A (en) * | 2008-12-22 | 2010-07-01 | Taiwan Magnetic Innovation Technology Inc | Zeolite corrugated paper board and method and equipment for manufacturing the paper corrugated board |
| CN101519862B (en) * | 2009-03-26 | 2011-09-14 | 绿成包装集团有限公司 | Paper-plastic corrugated plate and fabricating method thereof |
| CN101864703B (en) * | 2010-06-06 | 2012-01-11 | 福建省南安市新盈磊石材有限公司 | Stone paper film forming technology |
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