CN205529695U - Ten layer three compound corrugated container board of high strength - Google Patents
Ten layer three compound corrugated container board of high strength Download PDFInfo
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- CN205529695U CN205529695U CN201620102835.2U CN201620102835U CN205529695U CN 205529695 U CN205529695 U CN 205529695U CN 201620102835 U CN201620102835 U CN 201620102835U CN 205529695 U CN205529695 U CN 205529695U
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- polyvinyl acetate
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Abstract
Ten layer three compound corrugated container board of high strength is including facial tissue, core paper, lining paper and flute structural layer, the flute structural layer is bondd by a corrugated paper layer, polyvinyl acetate rigidity skeleton and the 2nd corrugated paper layer and forms, press from both sides the polyvinyl acetate in the middle of two corrugated papers, it is a binder on the one hand, and it plays the effect of rigidity skeleton again on the other hand, makes each item physical index value of three corrugated container board exceed the united states and germany's standard far away, promptly: limit pressure du > 30000Nm punctures intensity 42.51J.
Description
Technical field
This utility model relates to a kind of high-strength complex and puts the palms together before one a layer triple wall corrugated board, belongs to field of packaging material.
Background technology
Corrugated case have light weight, structural behaviour good, resistance to expose, shockproof, buffering, collapsible, printing adaptability strong, specification change easily, environmental protection is recyclable and the advantage such as applicable automatic packaging operation, with in the keen competition of other packaging material, corrugated case is with the performance of its uniqueness, become and conventional up to now 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 preferably loads light-weight articles, water funk fearness tide, unsuitable long storage, so the outlet of the heavy load product such as chemical industry, machinery, mostly uses wood packing box and metal bucket, and its shortcoming is: cost is high, does not meets environmental requirement；Transport, take up room when storing big, with after be difficult to process；Wooden case outlet need to be through suffocating treatment etc..The most all it is being actively developed exploitation " heavy corruggted wrapping case ", is improving the comprcssive strength of corrugated case, trying hard to, with paper generation wood, with paper substituting metal, in low-carbon economy, reduce resource consumption, reduce production cost.
On August 27th, 2009, ministries and commissions of State Council seven just " packaging material-saving generation wood " engineering, send associating notice, by new materials such as heavy corrugated cardboards, list the research and development application emphasis of Jin the latter half country's packaging industry in.
Summary of the invention
This utility model provides a kind of high-strength complex to put the palms together before one a layer triple wall corrugated board.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of high-strength complex is puted the palms together before one a layer triple wall corrugated board, including facial tissue (1), the first core paper (2), the second core paper (3) and inner paper (4)；It is equipped with corrugated structure layer (5) between described facial tissue (1) and the first core paper (2), between the first core paper (2) and the second core paper (3) and between the second core paper (3) and inner paper (4)；Described corrugated structure layer (5) is bonded by the first corrugated layer (6), polyvinyl acetate rigid backbone (8), the second corrugated layer (7), and described polyvinyl acetate rigid backbone is folded between described first corrugated layer and the second corrugated layer.
Preferably technical scheme is: the material of described facial tissue, core paper and inner paper all uses 440g/m2Kraft paperboard.
Preferably technical scheme is: described polyvinyl acetate rigid backbone is one layer of solid-state polyvinyl acetate thin layer, and the thickness of this polyvinyl acetate thin layer is 25 ~ 35g/m2。
Preferably technical scheme is: described first corrugated layer and the second corrugated layer all use 100g/m2Corrugated paper, the stupefied type of this corrugated paper is that BCA is stupefied, is also applied for other stupefied types.
Owing to technique scheme is used, this utility model compared with prior art has the advantage that
Owing to this utility model is between facial tissue and core paper, corrugated structure layer it is equipped with between core paper and core paper and between core paper and inner paper, 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, thus serve the effect of reinforced corrugated structure, therefore be combined ten layers of triple wall corrugated board and there is the highest physical technique intensity index, its every physical technique index is: side pressure strength > 30000N/m, Punctured Strength 42.51J.
Accompanying drawing explanation
Accompanying drawing 1 is puted the palms together before one a layer triple wall corrugated board schematic diagram for high-strength complex.
In the figures above: 1, facial tissue；2, the first core paper；3, the second core paper；4, inner paper；5, corrugated structure layer；6, the first corrugated layer；7, the second corrugated layer；8, polyvinyl acetate rigid backbone.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:
Notice, structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to coordinate the content disclosed in description, understand for those skilled in the art and read, it is not limited to the enforceable qualifications of the present invention, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, under not affecting effect that the present invention can be generated by and the purpose that can reach, in the range of the technology contents that all should still belong to disclosed can be contained.Simultaneously, in this specification cited as " on ", D score, "left", "right", the term of " middle " and " " etc., it is merely convenient to understanding of narration, and it is not used to limit the enforceable scope of the present invention, being altered or modified of its relativeness, changing under technology contents without essence, when being also considered as the enforceable category of the present invention.
Embodiment: high-strength complex is puted the palms together before one a layer triple wall corrugated board
Seeing shown in accompanying drawing 1, a kind of high-strength complex is puted the palms together before one a layer triple wall corrugated board, including facial tissue the 1, first core paper the 2, second core paper 3 and inner paper 4；Between described facial tissue 1 and the first core paper 2, between the first core paper 2 and the second core paper 3 and between the second core paper 3 and inner paper 4, it is equipped with corrugated structure layer 5.Described corrugated structure layer 5 is composite construction, is i.e. bonded by the first corrugated layer 6, polyvinyl acetate rigid backbone 8 and the second corrugated layer 7, and described polyvinyl acetate rigid backbone 8 is folded between described first corrugated layer 6 and the second corrugated layer 7.The material of described facial tissue, core paper and inner paper all uses 440g/m2Kraft paperboard.Described polyvinyl acetate rigid backbone is one layer of solid-state polyvinyl acetate thin layer, and the thickness of this polyvinyl acetate thin layer is 25 ~ 35g/m2.Described first corrugated layer and the second corrugated layer all use 100g/m2Corrugated paper, the stupefied type of this corrugated paper is that BCA is stupefied.Described polyvinyl acetate rigid backbone 8 is the polyvinyl acetate ester film after solidification, polyvinyl acetate glue adhesive coating layer or the cured rear composition of polyvinyl acetate emulsion coating can be used, polyvinyl acetate therein is thermoplastic, cured after have good rigidity.
Performance test: carry out joining material with the ASTM carton standard of the U.S..In American Standard, the biggest quality of three corrugated case contents is up to 82 kg, and now cardboard facial tissue, the quality of inner paper are all 440 g/m2。
Through international SGS mechanism authority detection, the peak demand that the key index of compound ten layers of triple wall corrugated board has specified considerably beyond American Standard.Comparing result see table:
As seen from the above table, compound ten layers of triple wall corrugated board that embodiment one prepares, its physical index has exceeded the advanced level of USA and Europe, the strongest standard of triple wall corrugated board of regulation in remote super GB GB 6544/T-2008.
The present invention is the corrugated board that the rigid skeletal support utilizing poly vinyl acetate material to be formed after solidifying is whole, plays structure-reinforced effect, it is therefore necessary to will expire version gluing between two corrugated papers.The present invention selects polyvinyl acetate glue adhesive coating layer to be best-of-breed technology scheme.Polyvinyl acetate glue stick is made up of bulk composition polyvinyl acetate and other auxiliary agent, so that the characteristic that polyvinyl acetate glue stick had both had adhesive is i.e. adhesively fixed effect, also there is effect i.e. its rigid support effect played possess solidification for thermoplastic after of poly vinyl acetate material itself, when the present invention uses the other products such as polyvinyl acetate emulsion with poly vinyl acetate material as stock, its cementation declines, but its requirement also being able to meet the present invention, the rigid support effect played after its solidification is then identical with during use polyvinyl acetate glue stick.
Comparative example two, with a 200g/m2The corrugated structure layer (100g/m of corrugated paper alternate embodiment2Corrugated paper+polyvinyl acetate rigid backbone+100g/m2Corrugated paper), in the case of other material, processing conditions are identical, being processed into conventional seven layers of triple wall corrugated board, test result shows: its side pressure strength is only 23968N/m, Punctured Strength 28J, is significantly lower than the high-strength complex that embodiment one prepares and puts the palms together before one a layer triple wall corrugated board.This result explanation 1+1 > 2, also the polyvinyl acetate rigid backbone in explanation 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, can form a fixed structure with mechanical property after it is cured between two corrugated paper, therefore it can be as having the rigid backbone of supporting role for supporting facial tissue and inner paper.Polyvinyl acetate rigid backbone has good impact resistance, obstruct, protection against the tide, water proofing property simultaneously, so the corrugated board after Fu He has higher Punctured Strength, pop strength, barrier property (breathability, water absorption, oil absorption).
Above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow person skilled in the art will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalence changes made according to this utility model spirit or modification, all should contain within protection domain of the present utility model.
Claims (3)
1. a high-strength complex is puted the palms together before one a layer triple wall corrugated board, it is characterised in that: include facial tissue (1), the first core paper (2), the second core paper (3) and inner paper (4)；It is equipped with corrugated structure layer (5) between described facial tissue (1) and the first core paper (2), between the first core paper (2) and the second core paper (3) and between the second core paper (3) and inner paper (4)；Described corrugated structure layer (5) is bonded by the first corrugated layer (6), polyvinyl acetate rigid backbone (8), the second corrugated layer (7).
High-strength complex the most according to claim 1 is puted the palms together before one a layer triple wall corrugated board, it is characterised in that: described polyvinyl acetate rigid backbone is folded between described first corrugated layer and the second corrugated layer.
High-strength complex the most according to claim 1 is puted the palms together before one a layer triple wall corrugated board, it is characterised in that: described polyvinyl acetate rigid backbone is one layer of solid-state polyvinyl acetate thin layer, and the thickness of this polyvinyl acetate thin layer is 25 ~ 35g/m2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620102835.2U CN205529695U (en) | 2016-02-02 | 2016-02-02 | Ten layer three compound corrugated container board of high strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620102835.2U CN205529695U (en) | 2016-02-02 | 2016-02-02 | Ten layer three compound corrugated container board of high strength |
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| Publication Number | Publication Date |
|---|---|
| CN205529695U true CN205529695U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620102835.2U Expired - Fee Related CN205529695U (en) | 2016-02-02 | 2016-02-02 | Ten layer three compound corrugated container board of high strength |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497323A (en) * | 2020-04-27 | 2020-08-07 | 苏州昌久包装材料股份有限公司 | Forming process of high-strength waterproof and antistatic composite packaging carton |
| CN115500075A (en) * | 2020-03-20 | 2022-12-20 | 3M创新有限公司 | Articles comprising adhesives |
-
2016
- 2016-02-02 CN CN201620102835.2U patent/CN205529695U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115500075A (en) * | 2020-03-20 | 2022-12-20 | 3M创新有限公司 | Articles comprising adhesives |
| CN111497323A (en) * | 2020-04-27 | 2020-08-07 | 苏州昌久包装材料股份有限公司 | Forming process of high-strength waterproof and antistatic composite packaging carton |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20210202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |