CN201485750U - Direct vacuum metalized paper - Google Patents
Direct vacuum metalized paper Download PDFInfo
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- CN201485750U CN201485750U CN2009200240902U CN200920024090U CN201485750U CN 201485750 U CN201485750 U CN 201485750U CN 2009200240902 U CN2009200240902 U CN 2009200240902U CN 200920024090 U CN200920024090 U CN 200920024090U CN 201485750 U CN201485750 U CN 201485750U
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- paperboard
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- aluminium
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Abstract
The utility model relates to a direct vacuum metalized paper or paperboard, which belongs to the technical field of packaging material and decorative material. The direct vacuum metalized paper or paperboard is characterized in that the paper or paperboard is divided into four layers, namely a paper substrate (1), a pre-coated layer (3) curing processed through electron beams, an aluminized layer (3) and a surface coated layer (4) curing processed though electron beams. The direct vacuum metalized paper or paperboard has stable product quality, is remarkably superior to the present widely-used product manufactured through hot drying and the curing technology in the indexes of appearance quality, textural quality and stiffness, and can lower the product energy consumption by more than 20 percent.
Description
One, technical field
The utility model relates to a kind of vacuum aluminium-plated paper or paperboard, belongs to packaging material and decorative materials technology.
Two, background technology
Vacuum aluminium-plated paper or paperboard since its to the excellent barrier properties of water and air with and to the consumption of metallic material of aluminum few and characteristics such as degradable, recyclable utilization, become a kind of novel environment friendly material, vast market space and good popularizing application prospect have been arranged.
The production technology of vacuum aluminium-plated paper or paperboard is divided into two kinds of direct Alplate method and transfer aluminum plated methods.Directly Alplate method is the method for directly aluminizing on its coat side by vacuum aluminum-coated machine at the material that has been coated with dope layer on the paper base material.Directly vacuum aluminium-plated paper comprises: paper base material, precoat (aluminium lamination), aluminium coated and finishing coat (aluminium protective layer).
Though the present direct vacuum aluminum-coated method that generally adopts compares to transfer aluminum plated method and has advantages such as technology is simple, itself has many intrinsic defectives and deficiency.Its shortcoming is as follows:
1, owing to when precoat and finishing coat are carried out drying and cured, adopt the technology of in baking oven, carrying out heated drying and curing, so the thermal efficiency is low, energy consumption is high;
Though 2 can make the volatile organic compounds (VOCs) of the coating that direct vacuum aluminium-plated paper or paperboard use be controlled within the scope of standard-required by technological design, the volatile organic compounds that itself contained still causes potential threat to environment and consumer health;
3, owing to adopt heated drying and curing process, the time of curing is longer, and usually at several seconds even tens seconds, thereby the speed of service and the production capacity of raising equipment are subjected to very big restriction.
Three, summary of the invention
Thereby must in baking oven, be heated with material in the present directly vacuum aluminium-plated paper technology and to make coating technology dry and that solidify different, the utility model vacuum aluminium-plated paper or paperboard adopt is that the high energy electron that utilizes electron beam to produce penetrates coating and base material and causes coating and produce Raolical polymerizable, thereby (several milliseconds) are solidified into free flowable liquid coating the technology of solid fast.
A kind of direct vacuum aluminium-plated paper of the present utility model, being divided into is 4 layers, the finishing coat 4 that is followed successively by paper base material 1, the precoat 2 through the electronic beam curing processing, aluminium coated 3 and handles through electronic beam curing;
Production technology may further comprise the steps:
(1), on the paper base material 1 of paper or paperboard, be coated with and coat, form precoat 2, and carry out electronic beam curing and handle;
(2), on precoat 2, utilize vacuum aluminum-coated machine to aluminize, form aluminium coated 3;
(3), on aluminium coated 3, be coated with and coat, form finishing coat 4, and carry out electronic beam curing and handle;
(4), the material of finishing coat 4 cured is carried out water content detection and keep the skin wet to the requirement of product standard.
Coating in the described step (1) flows to dispense tip by pipeline, the coating temperature remains on 24 ℃-25 ℃, to guarantee the stable of the stable and coating weight of dope viscosity, then paper base material 1 is coated with, coating weight is controlled by the pressure of adjusting between roller 5 and the hard rubber roller 6, relation between pressure and the coating weight can be tried to achieve by test method, and wherein the precoat coating weight of paper is controlled at 2.3-2.4g/m
2, the precoat coating weight of paperboard is controlled at 3.5-4.5g/m
2(equal 100% solid content of above coating weight);
The moisture of described paper base material 1 is at 3%-5.5%;
The THICKNESS CONTROL of described aluminium coated 3 is at 300-400
Described finishing coat 4 coating weights are controlled at 1.2-1.8g/m
2
For the surface tension that makes coating more than or equal to 38 dyne, described step (2) will be carried out corona treatment before;
The electronic beam curing that adopt described step (1) and (3) is handled, be embodied in: the high energy electron that produces by electron beam generator 8 passes precoat 2 or finishing coat 4 and paper base material 1, thereby make coating produce Raolical polymerizable, the most free flowable liquid coating is solidified into solid apace;
The voltage and current size of the equipment that the electronic beam curing processing is adopted in described step (1) and (3) has determined the processing horizontal of product; The penetration capacity of voltage decision electronics, the linear velocity of electric current and product have determined the electron radiation dosage level that product receives, and dosage level is directly proportional with the size of current of electron beam, are inversely proportional to the linear velocity of product; To the utility model given base material and coating weight, the voltage of equipment is chosen as 110KV and 125KV, dosage of radiation and velocity amplitude are chosen as 25000KG
yM/min and 22000KG
yM/min;
Described coating 7 be according to paper or paperboard itself to its specification requirement, two or more resin monomer of suitability for industrialized production is modulated generation, this coating issues living Raolical polymerizable in the initiation of high energy electron;
The necessary inflated with nitrogen of consolidation zone between described electron beam generator 8 and the coating 7, the oxygen content of consolidation zone should be lower than 100PPM.
The direct vacuum aluminium-plated paper of the utility model has following beneficial effect:
Therefore 1, selected coating is 100% solid content, does not contain any solvent based material, does not contain any volatile organic compounds, helps protecting that environment and consumer's is healthy; 2, coating weight control is even, and constant product quality, indexs such as its product appearance quality, texture and deflection obviously are better than the heated drying of extensive employing at present and the product that curing process is produced; 3, owing to adopted the electronic beam curing treatment process, thereby the unit product power consumption can reduce more than 20%; 4, owing to adopted big volume production and high-moisture to aluminize, help raising labour productivity and reducing product cost, be fit to the direct vacuum aluminium-plated paper of big industrial production.
Direct vacuum aluminium-plated paper of the utility model or paperboard are applicable to 40-120g/m
2Vacuum aluminium-plated paper, or 120-230g/m
2Vacuum aluminizing paperboard.
Four, description of drawings
Fig. 1: be the direct vacuum aluminium-plated paper structural representation of the utility model;
Fig. 2: be the utility model dispense tip structural representation;
Fig. 3; For the utility model electronic beam curing is handled structural representation;
Among the figure: 1, paper base material, 2, precoat, 3, aluminium coated, 4, finishing coat, 5, adjust roller 5,6, hard rubber roller, 7, coating, 8, electron beam generator.
Five, the specific embodiment
Following with reference to accompanying drawing, provide the specific embodiment of the present utility model, be used for formation of the present utility model is further specified.
The direct vacuum aluminium-plated paper of present embodiment is with reference to figure 1-3, direct vacuum aluminium-plated paper, being divided into is 4 layers, the finishing coat 4 that is followed successively by paper base material 1, precoat 2, aluminium coated 3 and handles through electronic beam curing through the electronic beam curing processing, and its production technology may further comprise the steps:
(1), on the paper base material 1 of paper or paperboard, be coated with and coat, form precoat 2, and carry out electronic beam curing and handle; Coating is to flow to dispense tip by pipeline, then paper base material 1 is coated with, and coating weight is controlled by the pressure of adjusting between roller 5 and the hard rubber roller 6, and the relation between pressure and the coating weight can be tried to achieve by test method, wherein 120g/m
2The precoat coating weight of following paper is controlled at 2.3-2.4g/m
2, the precoat coating weight of paperboard is controlled at 3.5-4.5g/m
2Described electronic beam curing is handled and is embodied in: the high energy electron that produces by electron beam generator 8 passes precoat 2 and paper base material 1, thereby makes coating produce Raolical polymerizable, and the most free flowable liquid coating is solidified into solid apace; The necessary inflated with nitrogen of consolidation zone between electron beam generator 8 and the coating, the oxygen content of consolidation zone should be lower than 100PPM;
The voltage and current size of the equipment that the electronic beam curing processing is adopted has determined the processing horizontal of product.The penetration capacity of voltage decision electronics, the linear velocity of electric current and product have determined the electron radiation dosage level that product receives, and dosage level is directly proportional with the size of current of electron beam, are inversely proportional to the linear velocity of product.To the utility model given base material and coating weight, the voltage of equipment is chosen as 110KV and 125KV, dosage of radiation and velocity amplitude are chosen as 25000KG
yM/min and 22000KG
yM/min;
(2), on precoat 2, utilize vacuum aluminum-coated machine to aluminize, form aluminium coated 3; The coiled strip moisture Control of vacuum aluminum-coated machine is at 3%-5.5%, and the THICKNESS CONTROL of aluminium coated 3 is at 300-400
Step (2) will be carried out corona treatment before, so that the surface tension of coating is more than or equal to 38 dyne;
(3), on aluminium coated 3, be coated with and coat, form finishing coat 4, and carry out electronic beam curing and handle; Finishing coat 4 coating weights of paper or paperboard are controlled at 1.2-1.8g/m
2Described electronic beam curing is handled and is embodied in: the high energy electron that produces by electron beam generator 8 passes finishing coat 4 and paper base material 1, thereby makes coating produce Raolical polymerizable, and the most free flowable liquid coating is solidified into solid apace; The necessary inflated with nitrogen of consolidation zone between electron beam generator 8 and the coating 7, the oxygen content of consolidation zone should be lower than 100PPM;
Coating 7 be according to paper or paperboard itself to its specification requirement, the resin monomer of general two or more is modulated generation in the industry with suitability for industrialized production, Raolical polymerizable can take place in this coating under the initiation of high energy electron;
The voltage and current size of the equipment that the electronic beam curing processing is adopted has determined the processing horizontal of product.The penetration capacity of voltage decision electronics, the linear velocity of electric current and product have determined the electron radiation dosage level that product receives, and dosage level is directly proportional with the size of current of electron beam, are inversely proportional to the linear velocity of product.To the utility model given base material and coating weight, the voltage of equipment is chosen as 110KV and 125KV, dosage of radiation and velocity amplitude are chosen as 25000KG
yM/min and 22000KG
yM/min;
(4), the material of finishing coat 4 cured is carried out water content detection and keep the skin wet to the requirement of product standard.
The utility model direct vacuum aluminum-plated paper has following beneficial effect:
1, selected coating is 100% solid content, does not contain any solvent based material, does not therefore contain any VOC, is conducive to the healthy of protection of the environment and consumer; 2, coating weight control is even, and constant product quality, the indexs such as its product appearance quality, texture and deflection obviously are better than the heated drying of at present extensive employing and the product that curing process is produced; 3, owing to adopted the electronic beam curing treatment process, thereby the unit product power consumption can reduce more than 20%; 4, owing to adopted big volume production and high-moisture to aluminize, be conducive to raise labour productivity and reduce product cost, be fit to big industrial production direct vacuum aluminum-plated paper.
Claims (4)
1. direct vacuum aluminium-plated paper, it is characterized in that being divided into is 4 layers, is followed successively by paper base material (1), precoated shet (2), the aluminium coated of handling through electronic beam curing (3) and the finishing coat of handling through electronic beam curing (4).
2. according to the described a kind of direct vacuum aluminium-plated paper of claim 1, it is characterized in that precoated shet (2) coating weight of described direct vacuum aluminium-plated paper is controlled at 2.3-2.4g/m
2, coating weight 100% solid content.
3. according to the described a kind of direct vacuum aluminium-plated paper of claim 1, the moisture that it is characterized in that described paper base material (1) is at 3%-5.5%, and the thickness of aluminium coated (3) exists
4. according to the described a kind of direct vacuum aluminium-plated paper of claim 1, it is characterized in that finishing coat (4) coating weight of described direct vacuum aluminium-plated paper is controlled at 1.2-1.8g/m
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200240902U CN201485750U (en) | 2009-03-20 | 2009-03-20 | Direct vacuum metalized paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200240902U CN201485750U (en) | 2009-03-20 | 2009-03-20 | Direct vacuum metalized paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201485750U true CN201485750U (en) | 2010-05-26 |
Family
ID=42424638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200240902U Expired - Lifetime CN201485750U (en) | 2009-03-20 | 2009-03-20 | Direct vacuum metalized paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201485750U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046434A (en) * | 2011-10-12 | 2013-04-17 | 上海永超真空镀铝有限公司 | Back gum vacuum aluminized paper |
| CN103362034A (en) * | 2013-06-24 | 2013-10-23 | 上海绿新包装材料科技股份有限公司 | Directly plated aluminium paper solidified by electronic beam |
| CN116871148A (en) * | 2023-07-23 | 2023-10-13 | 无锡爱邦辐射技术有限公司 | Electron beam curing coating process for metal plate color coating |
-
2009
- 2009-03-20 CN CN2009200240902U patent/CN201485750U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046434A (en) * | 2011-10-12 | 2013-04-17 | 上海永超真空镀铝有限公司 | Back gum vacuum aluminized paper |
| CN103362034A (en) * | 2013-06-24 | 2013-10-23 | 上海绿新包装材料科技股份有限公司 | Directly plated aluminium paper solidified by electronic beam |
| CN116871148A (en) * | 2023-07-23 | 2023-10-13 | 无锡爱邦辐射技术有限公司 | Electron beam curing coating process for metal plate color coating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: YANTAI BOYUAN TECHNOLOGY MATERIALS CO., LTD. Free format text: FORMER NAME: BOYUAN TECHNOLOGY MATERIAL (YANTAI) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 264003, No. three, No. 45, weft Road, Laishan District, Shandong, Yantai Patentee after: Yantai Boyuan Technology Materials Co., Ltd. Address before: 264003, No. three, No. 45, weft Road, Laishan District, Shandong, Yantai Patentee before: Boyuan Technology Material (Yantai) Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |