CN206141066U - PET heat -preservation type corrugated container board - Google Patents

PET heat -preservation type corrugated container board Download PDF

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Publication number
CN206141066U
CN206141066U CN201621191358.8U CN201621191358U CN206141066U CN 206141066 U CN206141066 U CN 206141066U CN 201621191358 U CN201621191358 U CN 201621191358U CN 206141066 U CN206141066 U CN 206141066U
Authority
CN
China
Prior art keywords
layer
pet film
flute
cardboard
corrugated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621191358.8U
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Chinese (zh)
Inventor
李华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Yongsheng Packing Co Ltd
Original Assignee
Shanghai Yongsheng Packing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Yongsheng Packing Co Ltd filed Critical Shanghai Yongsheng Packing Co Ltd
Priority to CN201621191358.8U priority Critical patent/CN206141066U/en
Application granted granted Critical
Publication of CN206141066U publication Critical patent/CN206141066U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a PET heat -preservation type corrugated container board, including the cardboard body, the cardboard body comprises with extexine that is located compound flute layer surface and the endosexine that is located compound flute in situ surface the compound flute layer that is located the intermediate level, and wherein, compound flute layer comprises three -layer flute sandwich layer, is equipped with two -layer PET film between the adjacent flute sandwich layer, is equipped with a layer of polyurethane rigid foam layer between the two -layer PET film. The advantage lies in: 1, three -layer corrugated paper core layer has effectively increased the intensity of cardboard, 2, be equipped with double -deck PET film between the corrugated paper core layer, effectively separation moisture, 3, imbed polyurethane rigid foam layer between double -deck PET film, effectively increased the thermal insulation performance of cardboard.

Description

A kind of PET thermal-insulating types corrugated board
Technical field
The utility model is related to the technical field of cardboard section bar, specifically a kind of PET thermal-insulating types corrugated board, especially It is related to its composite corrugated Rotating fields.
Background technology
Corrugated board is the adherend of a multilayer, and it is at least by one layer of waveform core paper interlayer(Be commonly called as " hole ", " watt Stupefied paper ", " corrugating medium ", " corrugating media ", " fluting medium ")And a layer paperboard(Also known as " boxboard ", " boxboard ")Constitute. It has very high mechanical strength, can support and be fallen by the collision in handling process and falling.The practical manifestation of corrugated case depends on three Factor:The structure of the characteristic and carton of core paper and cardboard itself.
The corrugation ripple of corrugated board is mutually juxtaposed in a row, mutually support as the arched door for connecting one by one, is formed Three-legged structure body, with preferable mechanical strength, certain pressure, and springiness, cushioning effect can be also born from plane It is good;It can as needed make variously-shaped sizeLinerOr container, it is easier than plastic. buffer material, quick;By temperature Affect little, light-proofness is good, is never degenerated by illumination, is typically affected also less by humidity, but should not grow in the larger environment of humidity Phase uses, and this can affect its intensity.
Existing corrugated board is pure paper structure, and after being moistened, overall support strength can be substantially reduced carton, therefore still Need to further improve the paperboard structure of existing corrugated case, be effectively increased its moisture resistance, support strength and toughness.
The content of the invention
The purpose of this utility model is to provide a kind of PET thermal-insulating types corrugated board, and it adopts PET film to intercept tide The hard polyurethane foam layer for lifting heat-insulating property is additionally arranged in gas, and the interlayer between double-layer PET film.Overcome Shortcoming and defect present in prior art.
To achieve these goals, the technical solution of the utility model is:A kind of PET thermal-insulating types corrugated board, including paper Plate body, the cardboard body is by the composite corrugated layer positioned at intermediate layer and the extexine positioned at composite corrugated layer outer surface and position Constitute in the endosexine of composite corrugated layer inner surface, wherein, composite corrugated layer is made up of three layers of corrugation sandwich layer, adjacent corrugated core Two-layer PET film is provided between layer, one layer of hard polyurethane foam layer is provided between two-layer PET film.
The utility model discloses a kind of PET thermal-insulating types corrugated board, advantage is:1st, tri-wall corrugated paper sandwich layer effectively increases The intensity of cardboard is added;2nd, double-layer PET film is provided between corrugating medium, moisture can be effectively intercepted;3rd, in double-layer PET film Between be embedded in hard polyurethane foam layer, effectively increase the heat-insulating property of cardboard.
Description of the drawings
Fig. 1 is the utility model structural representation.
Wherein:
1st, cardboard body;
2nd, composite corrugated layer;
3rd, extexine;
4th, endosexine;
5th, corrugation sandwich layer;
6th, PET film;
7th, hard polyurethane foam layer.
Specific embodiment
With reference to the accompanying drawings, the utility model is further described below;
The utility model discloses a kind of PET thermal-insulating types corrugated board, including cardboard body 1, it is different from prior art It is:The cardboard body 1 is by the composite corrugated layer 2 positioned at intermediate layer and the He of extexine 3 positioned at the outer surface of composite corrugated layer 2 Endosexine 4 positioned at the inner surface of composite corrugated layer 2 is constituted, wherein, composite corrugated layer 2 is made up of three layers of corrugation sandwich layer 5, adjacent Two-layer PET film 6 is provided between corrugation sandwich layer 5, one layer of hard polyurethane foam layer 7 is provided between two-layer PET film 6, in order to Support strength is lifted, the plastic film of strip can also be equidistantly embedded in hard polyurethane foam layer 7, for lifting cardboard In the support strength after case.
In the specific implementation, for the moisture resistance of improving product, the outer surface of extexine 3 and endosexine 4 can cover one layer of modeling Material film, extexine 3 and endosexine 4 are art paper material.
In the specific implementation, the thickness of the hard polyurethane foam layer 7 is 1mm-3mm.Hard polyurethane foam layer has Have a good heat-insulating property, coordinate above-mentioned PET film layer, further improve the heat-holding dampproof performance of cardboard, can completely cut off 80% with On heat transfer.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to Assert that the utility model is embodied as being confined to above-mentioned these explanations.For the common skill of the utility model art For art personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should It is considered as belonging to protection domain of the present utility model.

Claims (2)

1. a kind of PET thermal-insulating types corrugated board, including cardboard body(1), it is characterised in that:The cardboard body(1)By being located at The composite corrugated layer in intermediate layer(2)With positioned at composite corrugated layer(2)The extexine of outer surface(3)With positioned at composite corrugated layer(2) The endosexine of inner surface(4)Constitute, wherein, composite corrugated layer(2)By three layers of corrugation sandwich layer(5)Constitute, adjacent corrugation sandwich layer (5)Between be provided with two-layer PET film(6), two-layer PET film(6)Between be provided with one layer of hard polyurethane foam layer(7).
2. a kind of PET thermal-insulating types corrugated board according to claim 1, it is characterised in that:The hard polyurethane foam Layer(7)Thickness be 1mm-3mm.
CN201621191358.8U 2016-11-04 2016-11-04 PET heat -preservation type corrugated container board Expired - Fee Related CN206141066U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621191358.8U CN206141066U (en) 2016-11-04 2016-11-04 PET heat -preservation type corrugated container board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621191358.8U CN206141066U (en) 2016-11-04 2016-11-04 PET heat -preservation type corrugated container board

Publications (1)

Publication Number Publication Date
CN206141066U true CN206141066U (en) 2017-05-03

Family

ID=58625581

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621191358.8U Expired - Fee Related CN206141066U (en) 2016-11-04 2016-11-04 PET heat -preservation type corrugated container board

Country Status (1)

Country Link
CN (1) CN206141066U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108313511A (en) * 2018-01-10 2018-07-24 合肥盛鼎包装材料有限公司 A kind of processing method of complex heat-preservation packing case
CN109435407A (en) * 2018-12-22 2019-03-08 浙江欣莱科包装科技有限公司 Temperature control type multi-wall corrugated board
CN112145819A (en) * 2020-10-14 2020-12-29 祁东中燃城市燃气发展有限公司 Gas conveying pipeline

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108313511A (en) * 2018-01-10 2018-07-24 合肥盛鼎包装材料有限公司 A kind of processing method of complex heat-preservation packing case
CN109435407A (en) * 2018-12-22 2019-03-08 浙江欣莱科包装科技有限公司 Temperature control type multi-wall corrugated board
CN112145819A (en) * 2020-10-14 2020-12-29 祁东中燃城市燃气发展有限公司 Gas conveying pipeline

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170503

Termination date: 20211104