CN103991260A - Combined seven-layer double-corrugated heavy paper board - Google Patents
Combined seven-layer double-corrugated heavy paper board Download PDFInfo
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- CN103991260A CN103991260A CN201410234507.3A CN201410234507A CN103991260A CN 103991260 A CN103991260 A CN 103991260A CN 201410234507 A CN201410234507 A CN 201410234507A CN 103991260 A CN103991260 A CN 103991260A
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- corrugated
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Abstract
The invention discloses a combined seven-layer double-corrugated heavy paper board. The combined seven-layer double-corrugated heavy paper board comprises facial paper, core paper, lining paper, as well as permanent rippled corrugated structure layers formed by combining and bonding each two pieces of corrugated paper; polyvinyl acetate is sandwiched between the two pieces of corrugated paper, is a bonding agent on one hand, and plays a role of rigid framework on the other hand, so that each physical index value of the double-corrugated paper board is far better than that of the best one in the America standard, that is, the edgewise compression strength is 19380N/m, the puncture resistance is 29.95J, and the pop strength is 4433Kpa.
Description
Technical field
The present invention relates to a kind of compound seven layers of heavy cardboard of two corrugations, belong to field of packaging material.
Background technology
Corrugated case has that quality is light, structural behaviour good, resistance toly expose, buffering, shockproof, collapsible, printing adaptability is strong, environmental protection is recyclable and the advantage such as applicable automatic packaging operation, with the keen competition of other packaging material in, corrugated case is with its unique performance, become up to now and commonly use and do not wane, develop swift and violent paper packaging container, become most important a kind of packaged form in modern packaging.
General corrugated case only should load light-weight articles, should not store for a long time, so the outlet of the heavy load products such as chemical industry, machinery adopts wood packing box and metal bucket mostly, its shortcoming is: 1, cost is high, does not meet environmental requirement.2, transport, take up room while storing large, with after be difficult to processing.3, wooden case outlet need be through fumigating processing etc.Both at home and abroad all actively developing " heavy corrugated case ", to improve the compression strength of carton, try hard to paper, for wood, with paper substituting metal, in low-carbon economy, to reduce resource consumption, reduce production costs.On August 27th, 2009, seven ministries and commissions of State Council are " packaging material-saving is for wood " engineering just, sends associating notice, by new materials such as heavy corrugated cardboards, lists the research and development application emphasis of one-phase country packaging industry from now in.
Compound high strength double-layer corrugated cardboard is widely used in weapon and military products packaging by the U.S., leads over our major step.
Summary of the invention
The object of the invention is to provide a kind of compound seven layers of heavy cardboard of two corrugations.
For achieving the above object, the technical solution used in the present invention is: a kind of compound seven layers of heavy cardboard of two corrugations, comprise facial tissue, core paper and inner paper; Between described facial tissue and core paper and between core paper and inner paper, be equipped with corrugated structure layer; Described corrugated structure layer is bonded by the first corrugated layer, polyvinyl acetate rigid backbone and the second corrugated layer, the form fit of the shape of described polyvinyl acetate rigid backbone and described the first corrugated layer and the second corrugated layer, described polyvinyl acetate rigid backbone is folded between described the first corrugated layer and the second corrugated layer.
Preferred technical scheme is: the material of described facial tissue, core paper and inner paper all adopts 440g/m
2kraft paperboard.
Preferred technical scheme is: described polyvinyl acetate rigid backbone is the undulatory solid-state polyvinyl acetate thin layer of one deck, and the thickness of this polyvinyl acetate thin layer is 20 ~ 30 g/m
2.
Preferred technical scheme is: described the first corrugated layer and the second corrugated layer all adopt 100g/m
2corrugated paper, the rib type of this corrugated paper is BA, BC, CA or AA.
Because technique scheme is used, the present invention compared with prior art has following advantages and effect:
1, the present invention is being equipped with corrugated structure layer between facial tissue and core paper and between core paper and inner paper, and its every physical technique index side pressure strength 19380N/m, exposes intensity 29.95J, pop strength 4433Kpa;
2, the present invention's sandwiched polyvinyl acetate rigid backbone between the first corrugated layer and the second corrugated layer, this polyvinyl acetate rigid backbone had both been used for fixing the first corrugated layer and the second corrugated layer, also between the first corrugated layer and the second corrugated layer, form rigid backbone, thereby played the effect of reinforced corrugated structure, therefore compound seven layers of double-layer corrugated cardboard have very high physical technique intensity index.
Brief description of the drawings
Accompanying drawing 1 is compound seven layers of heavy cardboard schematic diagram of two corrugations.
In above accompanying drawing: 1, facial tissue; 2, core paper; 3, inner paper; 4, corrugated structure layer; 5, the first corrugated layer; 6, the second corrugated layer; 7, polyvinyl acetate rigid backbone.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Notice, appended graphic the illustrated structure of this description, ratio, size etc., all contents in order to coordinate description to disclose only, understand and read for person skilled in the art scholar, not in order to limit the enforceable qualifications of the present invention, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the present invention can produce and the object that can reach, all should still belong in the scope that disclosed technology contents can contain.Simultaneously, in this description, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, changing under technology contents, when being also considered as the enforceable category of the present invention without essence.
Embodiment: a kind of compound seven layers of heavy cardboard of two corrugations
Shown in accompanying drawing 1, a kind of compound seven layers of heavy cardboard of two corrugations, comprise facial tissue 1, core paper 2 and inner paper 3; Between described facial tissue 1 and core paper 2 and between core paper 2 and inner paper 3, be equipped with corrugated structure layer 4, i.e. two corrugated structure sheaf 4 midfeather core papers 2.Described corrugated structure layer 4 is composite construction, be bonded by the first corrugated layer 5, polyvinyl acetate rigid backbone 7 and the second corrugated layer 6, the form fit of the shape of described polyvinyl acetate rigid backbone 7 and described the first corrugated layer 5 and the second corrugated layer 6, described polyvinyl acetate rigid backbone 7 is folded between described the first corrugated layer 5 and the second corrugated layer 6.The material of described facial tissue, core paper and inner paper all adopts 440g/m
2kraft paperboard.Described polyvinyl acetate rigid backbone is the undulatory solid-state polyvinyl acetate thin layer of one deck, and the thickness of this polyvinyl acetate thin layer is 40g/m
2.Described the first corrugated layer and the second corrugated layer all adopt 100g/m
2corrugated paper, the rib type of this corrugated paper is BA rib, in other detailed description of the invention, also can adopt BC, CA or AA.Described polyvinyl acetate rigid backbone 7 is the corrugated polyvinyl acetate ester film after solidifying, can adopt polyvinyl acetate glue adhesive coating layer or polyvinyl acetate emulsion coating to form after solidifying, polyvinyl acetate is wherein thermoplastic, after solidifying, has good rigidity.
Performance test: the ASTM carton standard with the U.S. is joined material.In American Standard, the biggest quality of two corrugated case contents can reach 82 kg, and now the quality of cardboard facial tissue, inner paper is all 440 g/m
2.
Detect the peak demand that the key index of compound seven layers of heavy cardboard of two corrugations has specified considerably beyond American Standard through the international SGS authority of mechanism.Comparing result sees the following form:
| Key index | This technology embodiment: SGS tests (peak value) | American Standard ASTM | China SN/T0262 EXPORT CARTON highest standard | The strongest standard of GB6544/T-2008 double-layer corrugated cardboard | The strongest standard of GB6544/T-2008 triple wall corrugated board |
| Side pressure strength (N/m) | 19380 | 14350 | 8820 | ≧9000 | ≧15500 |
| Expose intensity (J) | 29.95 | / | 13.7 | / | / |
| Pop strength (kPa) | 4433 | 4137 | 2550 | ≧1900 | ≧2500 |
As seen from the above table, compound seven layers of heavy cardboard of two corrugations that embodiment mono-makes, its physical index has exceeded the advanced level of USA and Europe.Not only met the requirement of the heavy pound of two corrugations carton outlet transport, and exceeded the strongest standard of GB6544/T-2008 triple wall corrugated board, as can be seen here, compound seven layers of heavy cardboard of two corrugations can replace part triple wall corrugated board completely.Can be used for the special dimensions such as military products packaging, secondly, Composite Double corrugated board compared with compound single wall corrugated board, no matter machine tool, technology content, manufacturing process etc., difficulty will increase several orders of magnitude.
The present invention is that the rigid backbone forming after utilizing poly vinyl acetate material to solidify supports whole corrugated board, plays structure-reinforced effect, therefore must be between two corrugated papers full version gluing.It is best-of-breed technology scheme that the present invention selects polyvinyl acetate glue adhesive coating layer.Polyvinyl acetate glue stick is made up of main body composition polyvinyl acetate and other auxiliary agent, the fixation thereby the characteristic that makes polyvinyl acetate glue stick both have adhesive bonds, the effect also with poly vinyl acetate material itself is the rigid support effect plaing after it solidifies for thermoplastic possesses, when the present invention uses other products taking poly vinyl acetate material as stock for example when polyvinyl acetate emulsion, its cementation declines, but it also can meet requirement of the present invention, it is identical while solidifying rear rigid support effect plaing with use polyvinyl acetate glue stick.
Comparative example two, with a 200g/m
2the corrugated structure layer (100g/m of corrugated paper alternate embodiment
2corrugated paper+polyvinyl acetate rigid backbone+100g/m
2corrugated paper), in the situation that other material, processing conditions are identical, be processed into conventional five layers of double-layer corrugated cardboard, test result shows: its side pressure strength is only 17345N/m, expose intensity 19 J, pop strength 3300kPa, is starkly lower than the compound seven layers of double-layer corrugated cardboard of high strength that embodiment mono-makes.This presentation of results 1+1>2, also illustrates that the polyvinyl acetate rigid backbone in corrugated structure layer plays the supporting role of rigid backbone.
The material polyvinyl acetate of polyvinyl acetate rigid backbone is a kind of thermoplastic resin, it can form a fixed structure with mechanical property after solidifying between two corrugated paper, and therefore it can be used as the rigid backbone with supporting role and is used for supporting facial tissue and inner paper.Polyvinyl acetate rigid backbone have simultaneously good shock-resistant, intercept, moistureproof, water proofing property, so the corrugated board after compound has higher intensity, pop strength, the barrier property (gas permeability, water imbibition, oil absorption) of exposing.
Above-described embodiment is only explanation technical conceive of the present invention and feature, and its object is to allow person skilled in the art can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (4)
1. compound seven layers of heavy cardboard of two corrugations, is characterized in that: comprise facial tissue, core paper and inner paper; Between described facial tissue and core paper and between core paper and inner paper, be equipped with corrugated structure layer; Described corrugated structure layer is bonded by the first corrugated layer, polyvinyl acetate rigid backbone and the second corrugated layer, the form fit of the shape of described polyvinyl acetate rigid backbone and described the first corrugated layer and the second corrugated layer, described polyvinyl acetate rigid backbone is folded between described the first corrugated layer and the second corrugated layer.
2. compound seven layers of heavy cardboard of two corrugations according to claim 1, is characterized in that: the material of described facial tissue, core paper and inner paper all adopts 440g/m
2kraft paperboard.
3. compound seven layers of heavy cardboard of two corrugations according to claim 1, is characterized in that: described polyvinyl acetate rigid backbone is the undulatory solid-state polyvinyl acetate thin layer of one deck, and the thickness of this polyvinyl acetate thin layer is 20 ~ 30g/m
2.
4. compound seven layers of heavy cardboard of two corrugations according to claim 1, is characterized in that: described the first corrugated layer and the second corrugated layer all adopt 100g/m
2corrugated paper, the rib type of this corrugated paper is BA, BC, CA or AA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234507.3A CN103991260A (en) | 2014-05-29 | 2014-05-29 | Combined seven-layer double-corrugated heavy paper board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234507.3A CN103991260A (en) | 2014-05-29 | 2014-05-29 | Combined seven-layer double-corrugated heavy paper board |
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| Publication Number | Publication Date |
|---|---|
| CN103991260A true CN103991260A (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410234507.3A Pending CN103991260A (en) | 2014-05-29 | 2014-05-29 | Combined seven-layer double-corrugated heavy paper board |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104523058A (en) * | 2014-12-31 | 2015-04-22 | 东莞市美盈森环保科技有限公司 | Environment-friendly and safe folding paper chair used on bed |
| CN105500875A (en) * | 2016-02-02 | 2016-04-20 | 达成包装制品（苏州）有限公司 | Ultra-strong heavy corrugated board capable of replacing wood |
| CN108312653A (en) * | 2018-03-05 | 2018-07-24 | 滁州卷烟材料厂 | A kind of anti-collapse corrugated case of stupefied shape and its preparation process |
| CN109016692A (en) * | 2018-08-15 | 2018-12-18 | 芜湖横路新材料科技有限公司 | Seven layers of U-shaped corrugated board of one kind and its production technology |
| JP6754510B1 (en) * | 2020-03-31 | 2020-09-09 | 王子ホールディングス株式会社 | Cardboard material and cardboard boxes using it |
| WO2020246163A1 (en) * | 2019-06-05 | 2020-12-10 | 王子ホールディングス株式会社 | Corrugated cardboard material and corrugated cardboard box using same |
| JP6801807B1 (en) * | 2020-03-31 | 2020-12-16 | 王子ホールディングス株式会社 | Cardboard material and cardboard boxes using it |
| JP6801808B1 (en) * | 2020-03-31 | 2020-12-16 | 王子ホールディングス株式会社 | Cardboard material and cardboard boxes using it |
| CN112708375A (en) * | 2020-12-05 | 2021-04-27 | 东莞顺诚纸品有限公司 | Glue and preparation method and corrugated paper prepared by applying glue |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091222U (en) * | 1991-03-12 | 1991-12-25 | 宜兴市华丽外贸包装厂 | Corrugated paper board |
| CN203033070U (en) * | 2012-10-16 | 2013-07-03 | 天津市建福包装制品有限公司 | Compound stack structure of corrugated board |
-
2014
- 2014-05-29 CN CN201410234507.3A patent/CN103991260A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2091222U (en) * | 1991-03-12 | 1991-12-25 | 宜兴市华丽外贸包装厂 | Corrugated paper board |
| CN203033070U (en) * | 2012-10-16 | 2013-07-03 | 天津市建福包装制品有限公司 | Compound stack structure of corrugated board |
Non-Patent Citations (2)
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| 彭国勋主编: "《运输包装》", 30 September 1999, 印刷工业出版社 * |
| 陈延俊主编: "《瓦楞纸箱制造及设备》", 31 October 1989, 中国轻工业出版社 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104523058A (en) * | 2014-12-31 | 2015-04-22 | 东莞市美盈森环保科技有限公司 | Environment-friendly and safe folding paper chair used on bed |
| CN105500875A (en) * | 2016-02-02 | 2016-04-20 | 达成包装制品（苏州）有限公司 | Ultra-strong heavy corrugated board capable of replacing wood |
| CN108312653A (en) * | 2018-03-05 | 2018-07-24 | 滁州卷烟材料厂 | A kind of anti-collapse corrugated case of stupefied shape and its preparation process |
| CN109016692A (en) * | 2018-08-15 | 2018-12-18 | 芜湖横路新材料科技有限公司 | Seven layers of U-shaped corrugated board of one kind and its production technology |
| WO2020246163A1 (en) * | 2019-06-05 | 2020-12-10 | 王子ホールディングス株式会社 | Corrugated cardboard material and corrugated cardboard box using same |
| JP6754510B1 (en) * | 2020-03-31 | 2020-09-09 | 王子ホールディングス株式会社 | Cardboard material and cardboard boxes using it |
| JP6801807B1 (en) * | 2020-03-31 | 2020-12-16 | 王子ホールディングス株式会社 | Cardboard material and cardboard boxes using it |
| JP6801808B1 (en) * | 2020-03-31 | 2020-12-16 | 王子ホールディングス株式会社 | Cardboard material and cardboard boxes using it |
| CN112708375A (en) * | 2020-12-05 | 2021-04-27 | 东莞顺诚纸品有限公司 | Glue and preparation method and corrugated paper prepared by applying glue |
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Application publication date: 20140820 |