CN104452480A - Preparation method of corrugated paper board with insect-resistant efficacy - Google Patents
Preparation method of corrugated paper board with insect-resistant efficacy Download PDFInfo
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- CN104452480A CN104452480A CN201410639013.3A CN201410639013A CN104452480A CN 104452480 A CN104452480 A CN 104452480A CN 201410639013 A CN201410639013 A CN 201410639013A CN 104452480 A CN104452480 A CN 104452480A
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Abstract
The invention discloses a preparation method of a corrugated paper board with an insect-resistant efficacy. The preparation method comprises the following steps: (1) preparing a surface layer and an inner layer; (2) preparing a middle layer; (3) bonding and curing; and (4) carrying out aftertreatment on the paper board. The invention discloses the preparation method of the corrugated paper board with the insect-resistant efficacy. According to the preparation method, the procedure arrangement is reasonable, the preparation technology is simple and convenient, and the cost is moderate; the prepared corrugated paper board is high in bonding intensity among board layers, is stable in performance, has unique insect-resistant efficacy in the surface layer and the inner layer, can be used for effectively preventing insects from invading, is lasting in aging of the insect-resistant efficacy, also can be used for normally developing effects at occasions with relatively great humidity and temperature variation, and the practical performance of the corrugated paper board can be improved greatly.
Description
Technical field
The present invention relates to a kind of preparation method of corrugated board, particularly relate to a kind of preparation method with the corrugated board of pest-resistant effect, belong to field of packaging material.
Background technology
Corrugated board is the adherend of a multilayer, and it is minimum is made up of one deck waveform refill layer and a layer paperboard.Corrugated board has very high mechanical strength, can support and be subject to the collision in freight handling process and fall to fall, mainly for the manufacture of the external packing of the sandwich and delicate articles of carton, carton.Corrugated board temperature influence is little, and shading performance is good, general also less by humidity effect, but should not use for a long time in the environment that humidity is larger.
A few days ago, the number of corrugated board production manufacturer of China constantly increases, and its production technology have also been obtained rapid progress.But, the sealing property of corrugated board in its use procedure used as packaging material is limited, the article (as food, vegetables, melon and fruit etc.) of its packaging are often hit by an invasion of insect pests in storage and transport process, have impact on the quality of article, have brought certain economic loss.
Summary of the invention
For the demand, the invention provides a kind of preparation method with the corrugated board of pest-resistant effect, this preparation method's procedure arrangement is reasonable, obtained corrugated board interlayer bond strength is high, stable performance, its top layer and nexine have unique pest-resistant effect, effectively can avoid the intrusion of insect, guarantee the serviceability that connection with wrapping of piece is good.
The present invention is a kind of preparation method with the corrugated board of pest-resistant effect, and this preparation method comprises the steps: a) to prepare top layer and nexine, b) prepares intermediate layer, c) adhering and solidifying, d) cardboard post processing.
In a preferred embodiment of the present invention, in described step a), the preparation section of top layer and nexine comprises: select standby raw material, prepare paper pulp, copy paper and arrangement etc., obtained skin depth is about 1.2-1.3mm, and nexine thickness is about 1.1-1.2mm.
In a preferred embodiment of the present invention, the main component of described raw material comprises slurry, filler, sizing material, insect resistant agent and chemical assistant.
In a preferred embodiment of the present invention, the preparation process of described paper pulp is as follows: first, pours slurry into agitator, and add the clear water of 7.5-8 times of slurry volume, uniform stirring, agitator barrel temperature controls at 25 DEG C-30 DEG C; Then, add filler, sizing material and chemical assistant successively, interval time is about 10-12 minute, keeps agitator temperature and Keep agitation; Then, add insect resistant agent, agitator temperature increase to 35 DEG C-40 DEG C, fully stirs; Finally, pour quantitative clear water into, fully stir, agitator temperature maintains about 30 DEG C, and obtained pulp density is about 0.8%-0.85%.
In a preferred embodiment of the present invention, described copy paper operates on paper machine carries out, and first, uses the moisture in copper mesh filtering paper pulp, obtained l Water Paper; Then, adopt pressure roller to squeeze out further moisture, obtained half-dried paper; Finally, sent in drying equipment by half-dried paper and carry out drying and processing, obtained semi-finished product, half-finished water content control is at 5%-6%.
In a preferred embodiment of the present invention, in described step b), intermediate layer raw material can select secondary stock or useless cloth slurry, and first, adopt tradition paper technique processed to prepare fluting medium, THICKNESS CONTROL is at 1.3-1.4mm; Then, under high temperature, condition of high voltage, by the clamping action of upper and lower Corrugator roller, fluting medium is bent to corrugated shape; Obtained intermediate layer height is about 2.4-2.5mm, and water content control is at 7%-8%.
In a preferred embodiment of the present invention, in described step c), the bonding of top layer, intermediate layer and nexine adopts starch adesive, and the coating thickness of binding agent controls at 0.2-0.25mm, and the bonding speed of a motor vehicle controls at 0.1-0.12m/s; Solidification temperature controls at about 55 DEG C, and the time is about 30-35 minute.
Present invention is disclosed a kind of preparation method with the corrugated board of pest-resistant effect, this preparation method's procedure arrangement is reasonable, preparation technology is easy, moderate cost, and obtained corrugated board interlayer bond strength is high, stable performance, especially top layer and nexine have unique pest-resistant effect, effectively can avoid the intrusion of insect, and pest-resistant effect timeliness are lasting, also normally can play a role in humidity and the larger occasion of variations in temperature, improve the Practical Performance of corrugated board greatly.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the process figure that the embodiment of the present invention has the preparation method of the corrugated board of pest-resistant effect.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Fig. 1 is the process figure that the embodiment of the present invention has the preparation method of the corrugated board of pest-resistant effect; This preparation method comprises the steps: a) to prepare top layer and nexine, b) prepares intermediate layer, c) adhering and solidifying, d) cardboard post processing.
Embodiment 1
The concrete preparation process of what the present invention mentioned the have corrugated board of pest-resistant effect is as follows:
A) prepare top layer and nexine, the preparation section of top layer and nexine comprises: select standby raw material, prepare paper pulp, copy paper and arrangement etc.; Wherein, the main component of raw material and percentage composition proportioning thereof are: slurry 65%, filler 20%, sizing material 3%, insect resistant agent 7%, chemical assistant 5%; Slurry is obtained by chemical method, the present embodiment selects chemical finished product straw pulp, carclazyte selected by filler, modified starch selected by sizing material, insect resistant agent is formulated by methyl salicylate, methyl salicylate, eucalyptus oil, camphorated oil and volatile aids, configuration proportion is about: 3:2:1:1:4, and the dry strength agent in chemical assistant selects polyacrylamide, silicone oil selected by defoamer, polyethylene glycol oxide selected by retention agent, water repellent agent selects paraffin;
The preparation process of paper pulp is as follows: first, pours slurry into agitator, and add the clear water of 7.5 times of slurry volume, uniform stirring, agitator barrel temperature controls at 25 DEG C-38 DEG C; Then, add filler, sizing material and chemical assistant successively, be about 12 minutes interval time, keep agitator temperature and Keep agitation; Then, add insect resistant agent, agitator temperature increase to 35 DEG C-48 DEG C, fully stirs; Finally, pour quantitative clear water into, fully stir, agitator temperature maintains about 30 DEG C, and obtained pulp density is about 0.8%-0.85%;
Copy paper operates on paper machine carries out, and first, uses the moisture in copper mesh filtering paper pulp, obtained l Water Paper; Then, adopt the excessive moisture that pressure roller is squeezed out in l Water Paper further, obtained half-dried paper; Finally, sent in drying equipment by half-dried paper and carry out drying and processing, obtained semi-finished product, half-finished water content control is at 5%-6%;
Final finishing comprises operations such as half-finished press polish, rewinding, cut papers;
The skin depth obtained by above-mentioned technique is about 1.2-1.3mm, and nexine thickness is about 1.1-1.2mm;
B) prepare intermediate layer, intermediate layer raw material can select secondary stock or useless cloth slurry, and first, adopt tradition paper technique processed to prepare fluting medium, THICKNESS CONTROL is at 1.3-1.4mm; Then, under high temperature, condition of high voltage, by the clamping action of upper and lower Corrugator roller, fluting medium is bent to corrugated shape; Obtained intermediate layer height is about 2.4-2.5mm, and water content control is at 7%-8%;
C) adhering and solidifying, the bonding of top layer, intermediate layer and nexine adopts starch adesive, and the coating thickness of binding agent controls at about 0.25mm, and the bonding speed of a motor vehicle controls at about 0.12m/s; Solidification temperature controls at about 55 DEG C, and the time is about 30-35 minute;
D) cardboard post processing, this operation comprises cutting, packs and deposit.
Embodiment 2
The concrete preparation process of what the present invention mentioned the have corrugated board of pest-resistant effect is as follows:
A) prepare top layer and nexine, the preparation section of top layer and nexine comprises: select standby raw material, prepare paper pulp, copy paper and arrangement etc.; Wherein, the main component of raw material and percentage composition proportioning thereof are: slurry 67%, filler 18%, sizing material 3%, insect resistant agent 7%, chemical assistant 5%; Slurry is obtained by chemical method, the present embodiment selects sulphite finished product wood pulp, calcium carbonate selected by filler, alum selected by sizing material, insect resistant agent is formulated by methyl salicylate, methyl salicylate, eucalyptus oil, camphorated oil and volatile aids, configuration proportion is about 3:2:1:1:4, and the dry strength agent in chemical assistant selects polyacrylamide, silicone oil selected by defoamer, polyethylene glycol oxide selected by retention agent, water repellent agent selects paraffin;
The preparation process of paper pulp is as follows: first, pours slurry into agitator, and add the clear water of 8 times of slurry volume, uniform stirring, agitator barrel temperature controls at 28 DEG C-30 DEG C; Then, add filler, sizing material and chemical assistant successively, be about 10 minutes interval time, keep agitator temperature and Keep agitation; Then, add insect resistant agent, agitator temperature increase to 358 DEG C-40 DEG C, fully stirs; Finally, pour quantitative clear water into, fully stir, agitator temperature maintains about 30 DEG C, and obtained pulp density is about 0.8%-0.85%;
Copy paper operates on paper machine carries out, and first, uses the moisture in copper mesh filtering paper pulp, obtained l Water Paper; Then, adopt the excessive moisture that pressure roller is squeezed out in l Water Paper further, obtained half-dried paper; Finally, sent in drying equipment by half-dried paper and carry out drying and processing, obtained semi-finished product, half-finished water content control is at 5%-6%;
Final finishing comprises operations such as half-finished press polish, rewinding, cut papers;
The skin depth obtained by above-mentioned technique is about 1.2-1.3mm, and nexine thickness is about 1.1-1.2mm;
B) prepare intermediate layer, intermediate layer raw material can select secondary stock or useless cloth slurry, and first, adopt tradition paper technique processed to prepare fluting medium, THICKNESS CONTROL is at 1.3-1.4mm; Then, under high temperature, condition of high voltage, by the clamping action of upper and lower Corrugator roller, fluting medium is bent to corrugated shape; Obtained intermediate layer height is about 2.4-2.5mm, and water content control is at 7%-8%;
C) adhering and solidifying, the bonding of top layer, intermediate layer and nexine adopts starch adesive, and the coating thickness of binding agent controls at about 0.2mm, and the bonding speed of a motor vehicle controls at about 0.1m/s; Solidification temperature controls at about 55 DEG C, and the time is about 30-35 minute;
D) cardboard post processing, this operation comprises cutting, packs and deposit.
Present invention is disclosed a kind of preparation method with the corrugated board of pest-resistant effect, be characterized in: this preparation method's procedure arrangement is reasonable, preparation technology is easy, moderate cost, and obtained corrugated board interlayer bond strength is high, stable performance, especially top layer and nexine have unique pest-resistant effect, effectively can avoid the intrusion of insect, and pest-resistant effect timeliness are lasting, also normally can play a role in humidity and the larger occasion of variations in temperature, improve the Practical Performance of corrugated board greatly.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the present invention; the change can expected without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should limit with claims is as the criterion.
Claims (7)
1. have a preparation method for the corrugated board of pest-resistant effect, it is characterized in that, this preparation method comprises the steps: a) to prepare top layer and nexine, b) prepares intermediate layer, c) adhering and solidifying, d) cardboard post processing.
2. the preparation method with the corrugated board of pest-resistant effect according to claim 1, it is characterized in that, in described step a), the preparation section of top layer and nexine comprises: select standby raw material, prepare paper pulp, copy paper and arrangement etc., obtained skin depth is about 1.2-1.3mm, and nexine thickness is about 1.1-1.2mm.
3. the preparation method with the corrugated board of pest-resistant effect according to claim 2, is characterized in that, the main component of described raw material comprises slurry, filler, sizing material, insect resistant agent and chemical assistant.
4. the preparation method with the corrugated board of pest-resistant effect according to claim 2, is characterized in that, the preparation process of described paper pulp is as follows: first, pour slurry into agitator, add the clear water of 7.5-8 times of slurry volume, uniform stirring, agitator barrel temperature controls at 25 DEG C-30 DEG C; Then, add filler, sizing material and chemical assistant successively, interval time is about 10-12 minute, keeps agitator temperature and Keep agitation; Then, add insect resistant agent, agitator temperature increase to 35 DEG C-40 DEG C, fully stirs; Finally, pour quantitative clear water into, fully stir, agitator temperature maintains about 30 DEG C, and obtained pulp density is about 0.8%-0.85%.
5. the preparation method with the corrugated board of pest-resistant effect according to claim 2, is characterized in that, described copy paper operates on paper machine carries out, and first, uses the moisture in copper mesh filtering paper pulp, obtained l Water Paper; Then, adopt pressure roller to squeeze out further moisture, obtained half-dried paper; Finally, sent in drying equipment by half-dried paper and carry out drying and processing, obtained semi-finished product, half-finished water content control is at 5%-6%.
6. the preparation method with the corrugated board of pest-resistant effect according to claim 1, is characterized in that, in described step b), intermediate layer raw material can select secondary stock or useless cloth slurry, first, adopt tradition paper technique processed to prepare fluting medium, THICKNESS CONTROL is at 1.3-1.4mm; Then, under high temperature, condition of high voltage, by the clamping action of upper and lower Corrugator roller, fluting medium is bent to corrugated shape; Obtained intermediate layer height is about 2.4-2.5mm, and water content control is at 7%-8%.
7. the preparation method with the corrugated board of pest-resistant effect according to claim 1, it is characterized in that, in described step c), the bonding of top layer, intermediate layer and nexine adopts starch adesive, the coating thickness of binding agent controls at 0.2-0.25mm, and the bonding speed of a motor vehicle controls at 0.1-0.12m/s; Solidification temperature controls at about 55 DEG C, and the time is about 30-35 minute.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410639013.3A CN104452480A (en) | 2014-11-13 | 2014-11-13 | Preparation method of corrugated paper board with insect-resistant efficacy |
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| CN201410639013.3A CN104452480A (en) | 2014-11-13 | 2014-11-13 | Preparation method of corrugated paper board with insect-resistant efficacy |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220581A (en) * | 2015-09-02 | 2016-01-06 | 东莞市汇驰纸业有限公司 | A kind of manufacturing technique of fire-retarded corrugated paper plate |
| CN105500874A (en) * | 2015-12-24 | 2016-04-20 | 浙江华川实业集团有限公司 | Ultrahigh-toughness corrugated paper and manufacturing method thereof |
| CN105926372A (en) * | 2016-05-04 | 2016-09-07 | 太仓市源创包装材料厂 | Preparation method of corrugated board with flame-resisting and heat-insulating effects |
| CN106012684A (en) * | 2016-05-20 | 2016-10-12 | 苏州倍力特物流设备有限公司 | Pricking-resistant mildew-proof corrugated paper material and method for preparing same |
| CN107815270A (en) * | 2017-11-01 | 2018-03-20 | 福建省文松彩印有限公司 | A kind of corrugated case making Aqueous Adhesives and preparation method thereof |
| CN110144752A (en) * | 2019-06-04 | 2019-08-20 | 联盛纸业（龙海）有限公司 | A kind of production technology of high internal bond fluting medium |
| CN113858709A (en) * | 2021-10-13 | 2021-12-31 | 杭州鸿运彩印包装有限公司 | Corrugated paper manufacturing process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105220581A (en) * | 2015-09-02 | 2016-01-06 | 东莞市汇驰纸业有限公司 | A kind of manufacturing technique of fire-retarded corrugated paper plate |
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| CN113858709A (en) * | 2021-10-13 | 2021-12-31 | 杭州鸿运彩印包装有限公司 | Corrugated paper manufacturing process |
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Application publication date: 20150325 |