CN204054838U - A kind of heat-sealing composite - Google Patents
A kind of heat-sealing composite Download PDFInfo
- Publication number
- CN204054838U CN204054838U CN201420419265.0U CN201420419265U CN204054838U CN 204054838 U CN204054838 U CN 204054838U CN 201420419265 U CN201420419265 U CN 201420419265U CN 204054838 U CN204054838 U CN 204054838U
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- heat
- sealing
- composite
- isolation
- intermediate layer
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Abstract
The utility model relates to a kind of heat-sealing composite, and it is outer that described composite comprises isolation, intermediate layer and heat-sealing internal layer, and described isolation skin is thermoplastic polymer; The outer PUR scribbled with the contact surface in intermediate layer for bonding of isolation, described intermediate layer is medical dialyzing paper, the two-sided PUR scribbled for bonding of described medical dialyzing paper, and described heat-sealing internal layer is can hot melt adhesive film; Described isolation is outer, and intermediate layer and heat-sealing internal layer are by the composite molding of hot pressing complex technique.Implementing the utility model can effectively prevent clot from shrinking, and has good resistance to poking property, prevents ethylene oxide residue, save production cost.
Description
Technical field
The utility model relates to paper Material Field, more particularly, relates to a kind of heat-sealing composite.
Background technology
In the prior art, the external packing field of medicine equipment, in the involution lid material of plastic uptake used, the hard box of injection moulding (as PET, PS, PVC etc.), uses the Medical special of the U.S. to defend strong lid material, i.e. Dupont medico paper+medical gluing mostly.Du Pont spy defends the reason that strong packaging cover material is widely used in medical machinery field and is that its intensity is high, there is stronger resistance to poking property, simultaneously due to the particularity of its structure, be beneficial to the medicine equipment cold sterilization to its inner packing, and can guarantee to pack interior equipment aseptic before the use and integrality.
At present, the cold sterilization in medical machinery field, extensively adopts oxirane to carry out sterilizing.Oxirane is inflammable and explosive toxic gas, and molecular formula is C2H4O, has the ether taste of fragrance, at ambient temperature, is easy to evaporate into gas, can sets off an explosion when the concentration is too high.Its sterilization advantage is: l. can kill all microorganisms, comprises bacterial spore.2. sterilizing article can be wrapped, overall package, in germ-free condition before can keeping using.3. comparatively speaking, oxirane does not corrode plastics, metal and rubber, and article generation flavescence can not be made to become fragile.4. can penetrate the irregular article of form and sterilizing.5. can be used for those to soak with disinfectant, the sterilizing of the article of xeothermic, pressure, steam and other chemical gas sterilizings.But under generally using the spy of the U.S. to defend the condition of strong lid material, oxirane can exist certain remaining in disinfecting process, remain in medicine equipment or its packaging, certain infringement can be caused to user.Meanwhile, at the packaging field of medicine equipment, in order to transport or use the convenience of sale, some less medical equipments, after independent package sterilization, need to carry out to be packaged as a larger applying unit again, just need the oxirane disinfection carried out repeatedly, can cause more residual.Meanwhile, in manufacturing process, generally use the spy of the U.S. to defend strong lid material, also there is price high, the shortcoming that production cost is large.Further, the above-mentioned lid material of prior art is difficult to print on its surface, in use causes inconvenience to consumer.
Also there is the phenomenons such as contraction, clot at Plastic (as PE, PET etc.) the lid material of prior art when sealing, heat-sealing can be caused bad, increase the output of defective products, not only affect the quality of inner packing product, also can cause raw-material waste.
Utility model content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of heat-sealing composite.
The utility model solves the technical scheme that its technical problem adopts: a kind of heat-sealing of structure composite, and it is outer that described composite comprises isolation, intermediate layer and heat-sealing internal layer, and described isolation skin is thermoplastic polymer; The outer PUR scribbled with the contact surface in intermediate layer for bonding of isolation, described intermediate layer is medical dialyzing paper, the two-sided PUR scribbled for bonding of described medical dialyzing paper, and described heat-sealing internal layer is can hot melt adhesive film; Described isolation is outer, and intermediate layer and heat-sealing internal layer are by the composite molding of hot pressing complex technique.
As the further improvement of technique scheme, above-described one heat-sealing composite, described thermoplastic polymer is PET PET.
As the further improvement of technique scheme, above-described one heat-sealing composite, described thermoplastic polymer is polythene PE.
As the further improvement of technique scheme, above-described one heat-sealing composite, described thermoplastic polymer is polypropylene PP.
As the further improvement of technique scheme, above-described one heat-sealing composite, described thermoplastic polymer is composite bed between two or three layers of composite bed of PET PET, polythene PE or polypropylene PP.
As the further improvement of technique scheme, above-described one heat-sealing composite, described heat-sealing internal layer can hot melt adhesive film be ethylene-vinyl acetate copolymer EVA.
As the further improvement of technique scheme, above-described one heat-sealing composite, the thickness of the outer field thermoplastic polymer of described isolation is 0.01-0.015mm; The thickness of described medical dialyzing paper is 0.11-0.12mm; Described can the thickness of hot melt adhesive film be 0.07-0.075mm.
As the further improvement of technique scheme, above-described one heat-sealing composite, the word that on the contact surface in the outer field thermoplastic polymer of described isolation and intermediate layer, printed product identifies and pattern.
Implement one heat-sealing composite of the present utility model, there is following beneficial effect:
Because employing isolation of the present utility model is outer, the structure of intermediate layer and heat-sealing internal layer, and the material thermoplastic polymer that each layer is selected, medical dialyzing paper and EVA adhesive film, use the composite that medical dialyzing paper can make described in the application in intermediate layer, there is good extensibility, effectively can preventing the contraction clot of composite when using as lid material, be beneficial to the heat-seal operation of product, reduce the output of defective products.Further, the composite of the application has resistance to the poking property more excellent than the packaging cover material used in prior art, guarantees the aseptic of hard box inner packing product before opening bag and using and integrality, the medical equipment in more effective protection packaging.The application also can print at isolation skin, for the mark of different medical equipment, easy to use, elegant in appearance.
Meanwhile, the technical scheme of the application, due to the particularity of its structure, when being used in the packaging of medical equipment, effectively can preventing the residual of the oxirane in medical equipment packaging ring oxidative ethane disinfecting process, having filled up industry blank.And the materials of the application are defended by force relative to the imported material U.S. spy used in prior art, have the distinct economic that cost is low.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is a kind of decomposition texture schematic diagram sealing composite of the utility model;
Fig. 2 is a kind of finished product structure schematic diagram sealing composite of the utility model;
Fig. 3 is a kind of STRUCTURE DECOMPOSITION schematic diagram sealing composite finished product of the utility model;
Fig. 4 is a kind of using state schematic diagram sealing composite of the utility model.
Detailed description of the invention
As Figure 1-4, a kind ofly seal in the embodiment of composite of the present utility model, a kind of heat-sealing composite 100, described composite comprises isolation outer 10, intermediate layer 20 and heat-sealing internal layer 30, described isolation outer 10 is thermoplastic polymer, and described thermoplastic polymer is PET PET.PET has the stability of excellent physical property, chemical property and size, the transparency and recuperability, is applied to industrial film.The thickness of PET film is 0.01-0.015mm; Isolation outer 10 and the contact surface in intermediate layer 20 scribble the PUR for bonding, and described intermediate layer 20 is medical dialyzing paper, and the thickness of medical dialyzing paper is 0.11-0.12mm; Medical dialyzing paper is applied to medical science packaging field, and its characteristic allows a part of thing to penetrate, and stops another part thing to penetrate.Here penetrating of allowing is such as EO ethylene oxide sterilizing or the STEAM high-temp steam sterilizing factor, does not allow passing through of bacterium or other harmful substances.The two-sided PUR scribbled for bonding of described medical dialyzing paper 20, described heat-sealing internal layer is can hot melt adhesive film 30; Described heat-sealing internal layer can hot melt adhesive film be ethylene-vinyl acetate copolymer EVA, the thickness of described EVA adhesive film is 0.07-0.075mm.EVA has resistance to water, corrosion resistance, can the corrosion of the chemicals such as sea water resistance, grease, acid, alkali, antibacterial, nonpoisonous and tasteless, pollution-free, and is easy to carry out hot pressing, cuts out, is coated with the processing such as glue laminating.
Above-described isolation outer 10, intermediate layer 20 and heat-sealing internal layer 30 are combined into the heat-sealing composite described in the application by hot pressing complex technique, as shown in Figure 2.Seal on packing box 200 by the composite 100 described in the application again, its using state as shown in Figure 4.Composite described in the utility model, before carrying out hot pressing compound, also can adopt the step of printed product identifies on the contact surface in the outer field thermoplastic polymer of described isolation and intermediate layer word and pattern.Because printed word is in the inner side of PET film, the complete clear of pattern and character can be ensured and prevent character pattern from scratching, the clean of packing box face can be kept, extend the service life of product.
Thermoplastic polymer in above technical scheme also can be polythene PE or polypropylene PP; Described thermoplastic polymer also can be PET and PE; PET and PP; The composite bed between two of PE and PP; Or PET, PE and PP three layers of composite bed.
In sum; as those of ordinary skill is scrutable in the art; a just preferred embodiment of the present utility model described in this description, all changes of making according to design of the present utility model or modification, all should in claims of the present utility model.
Claims (8)
1. seal a composite, it is characterized in that, it is outer that described composite comprises isolation, intermediate layer and heat-sealing internal layer, and described isolation skin is thermoplastic polymer; The outer PUR scribbled with the contact surface in intermediate layer for bonding of isolation, described intermediate layer is medical dialyzing paper, the two-sided PUR scribbled for bonding of described medical dialyzing paper, and described heat-sealing internal layer is can hot melt adhesive film; Described isolation is outer, and intermediate layer and heat-sealing internal layer are by the composite molding of hot pressing complex technique.
2. one heat-sealing composite according to claim 1, it is characterized in that, described thermoplastic polymer is PET PET.
3. one heat-sealing composite according to claim 1, it is characterized in that, described thermoplastic polymer is polythene PE.
4. one heat-sealing composite according to claim 1, it is characterized in that, described thermoplastic polymer is polypropylene PP.
5. one heat-sealing composite according to claim 1, it is characterized in that, the polymer of described thermoplastic polymer mentioned by claim 2-4 be composite bed or three layers of composite bed between two.
6. according to described in claim 1 one heat-sealing composite, it is characterized in that, described heat-sealing internal layer can hot melt adhesive film be ethylene-vinyl acetate copolymer EVA.
7. the one heat-sealing composite according to any one of claim 1-6, it is characterized in that, the thickness of the outer field thermoplastic polymer of described isolation is 0.01-0.015mm; The thickness of described medical dialyzing paper is 0.11-0.12mm; Described can the thickness of hot melt adhesive film be 0.07-0.075mm.
8. one heat-sealing composite according to claim 1, is characterized in that, the word that on the contact surface in the outer field thermoplastic polymer of described isolation and intermediate layer, printed product identifies and pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420419265.0U CN204054838U (en) | 2014-07-28 | 2014-07-28 | A kind of heat-sealing composite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420419265.0U CN204054838U (en) | 2014-07-28 | 2014-07-28 | A kind of heat-sealing composite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204054838U true CN204054838U (en) | 2014-12-31 |
Family
ID=52196416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420419265.0U Withdrawn - After Issue CN204054838U (en) | 2014-07-28 | 2014-07-28 | A kind of heat-sealing composite |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204054838U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139589A (en) * | 2014-07-28 | 2014-11-12 | 烟台美富升包装材料有限公司 | Heat-seal composite material and preparing method of heat-seal composite material |
| CN116516720A (en) * | 2023-05-25 | 2023-08-01 | 福建凯龙医疗卫生材料有限公司 | Medical dialyzing paper with two-sided gluing and production process |
-
2014
- 2014-07-28 CN CN201420419265.0U patent/CN204054838U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139589A (en) * | 2014-07-28 | 2014-11-12 | 烟台美富升包装材料有限公司 | Heat-seal composite material and preparing method of heat-seal composite material |
| CN104139589B (en) * | 2014-07-28 | 2017-03-15 | 烟台美富升包装材料有限公司 | A kind of heat-sealing composite and preparation method thereof |
| CN116516720A (en) * | 2023-05-25 | 2023-08-01 | 福建凯龙医疗卫生材料有限公司 | Medical dialyzing paper with two-sided gluing and production process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20171114 |