CN204801185U - Resistant high low temperature high resistant separates food package safety sealing membrane - Google Patents
Resistant high low temperature high resistant separates food package safety sealing membrane Download PDFInfo
- Publication number
- CN204801185U CN204801185U CN201520492650.2U CN201520492650U CN204801185U CN 204801185 U CN204801185 U CN 204801185U CN 201520492650 U CN201520492650 U CN 201520492650U CN 204801185 U CN204801185 U CN 204801185U
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- layer
- evoh
- blend
- hdpe
- resistant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The utility model relates to a resistant high low temperature high resistant separates food package safety sealing membrane, including the PE layer, still include the blend polymer layer that modifies, the blend modified polymer layer comprise HDPE layer and EVOH layer, close HDPE layer and EVOH strata through the blend technique as an organic whole, the modified polymer layer of blend utilizes dry -type compounding machine complex on the PE layer, EVOH layer among the modified polymer layer of blend utilizes dry -type compounding machine complex on the PE layer, through this technical scheme, directly adopt the blend technological on HDPE layer and EVOH layer, use equipment is few, and the technique is simple, the cost that significantly reduces, EVOH layer material low price, and good separation nature and biodegradability have, and inexpensive, the product thickness after the complex only is below the 0.2mm, no bonding agent, and the environmental protection is difficult for droing, and barrier properties is good, and intensity is high, and overall cost is cheap.
Description
Technical field
The utility model relates to the sealed membrane in a kind of packaging for foodstuff, particularly relates to a kind of high-low temperature resistant high-barrier food packaging safety sealed membrane.
Background technology
In the prior art, the food such as milk, jelly, cheese are all the food that everybody likes, but in recent years, food-safety problem frequently occurs, repeatedly occur that the phenomenon such as slight crack, gas leakage appears in sealing, have a strong impact on the healthy and social stable development of people, cause the extensive concern of various circles of society.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of high-low temperature resistant high-barrier food packaging safety sealed membrane, pass through the technical program, by different performance polyblend, be combined in one by different characteristic optimizings, with polyolefin HDPE layer for continuous phase, the polymer evoh layer of high barrier is decentralized photo, obtain the blending and modifying polymeric layer HDPE-EVOH of function admirable, recycle dry compounding machine and obtain HDPE-EVOH/PE composite membrane.
In order to achieve the above object, the technical solution of the utility model is achieved in that. a kind of high-low temperature resistant high-barrier food packaging safety sealed membrane, comprise PE layer, also comprise blending and modifying polymeric layer, described blending and modifying polymeric layer is made up of HDPE layer and evoh layer, by blending technology, HDPE layer and evoh layer are polymerized to one, described blending and modifying polymeric layer utilizes dry compound machine to be compounded on PE layer.
As further technical scheme, the evoh layer in described blending and modifying polymeric layer utilizes dry compound machine to be compounded on PE layer.
Described HDPE layer thickness is 0.02-0.05mm, and described evoh layer thickness is 0.01-0.02mm, and described PE layer thickness is 0.10-0.15mm.
Beneficial effect after employing technique scheme is: a kind of high-low temperature resistant high-barrier food packaging safety sealed membrane, by the technical program, directly adopts blending technology by HDPE layer and evoh layer, use equipment is few, and technology is simple, greatly reduces cost, evoh layer material price is cheap, and has good barrier and biological degradability, inexpensive, product thickness after compound is only below 0.2mm, adhesive-free, environmental protection difficult drop-off, barrier property is good, intensity is high, and holistic cost is cheap.
Accompanying drawing explanation
Fig. 1 is overall sectional structure chart of the present utility model.
In figure, 1PE layer, 2HDPE layer, 3EVOH layer.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment in the utility model is described in further detail.
As shown in Figure 1, the high-low temperature resistant high-barrier food packaging safety sealed membrane that the utility model relates to, comprise PE layer 1, also comprise blending and modifying polymeric layer, described blending and modifying polymeric layer is made up of HDPE layer 2 and evoh layer 3, by blending technology, HDPE layer 2 and evoh layer 3 are polymerized to one, described blending and modifying polymeric layer utilizes dry compound machine to be compounded on PE layer 1.
As further technical scheme, the evoh layer 3 in described blending and modifying polymeric layer utilizes dry compound machine to be compounded on PE layer 1.
Described HDPE layer 2 thickness is 0.03mm, and described evoh layer 3 thickness is 0.01mm, and described PE layer 1 thickness is 0.10mm.
In the utility model, HDPE layer 2 in described blending and modifying polymeric layer is continuous phase, evoh layer 3 is decentralized photo, utilize the high barrier of evoh layer 3 and the high tenacity of HDPE layer 2, between HDPE layer 2 and evoh layer 3, utilize bulking agent to improve the character of two-phase interface tension force, pass through melt extrusion technology, directly extrude the blending and modifying polymer blend membrane of the blended obtained function admirable of HDPE layer 2 and evoh layer 3, utilize the mechanical performance that PE layer 1 is good, employing dry compound machine realizes the compound between rete, realizes high barrier and the obdurability of sealed membrane.
The above, be only better possible embodiments of the present utility model, and be not used to limit scope of the present utility model.
Claims (3)
1. a high-low temperature resistant high-barrier food packaging safety sealed membrane, comprise PE layer, it is characterized in that, comprise blending and modifying polymeric layer, described blending and modifying polymeric layer is made up of HDPE layer and evoh layer, by blending technology, HDPE layer and evoh layer are polymerized to one, described blending and modifying polymeric layer utilizes dry compound machine to be compounded on PE layer.
2. high-low temperature resistant high-barrier food packaging safety sealed membrane according to claim 1, it is characterized in that, the evoh layer in described blending and modifying polymeric layer utilizes dry compound machine to be compounded on PE layer.
3. high-low temperature resistant high-barrier food packaging safety sealed membrane according to claim 1, it is characterized in that, described HDPE layer thickness is 0.02-0.05mm, and described evoh layer thickness is 0.01-0.02mm, and described PE layer thickness is 0.10-0.15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492650.2U CN204801185U (en) | 2015-07-10 | 2015-07-10 | Resistant high low temperature high resistant separates food package safety sealing membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520492650.2U CN204801185U (en) | 2015-07-10 | 2015-07-10 | Resistant high low temperature high resistant separates food package safety sealing membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204801185U true CN204801185U (en) | 2015-11-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520492650.2U Expired - Fee Related CN204801185U (en) | 2015-07-10 | 2015-07-10 | Resistant high low temperature high resistant separates food package safety sealing membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204801185U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11235561B2 (en) | 2016-02-24 | 2022-02-01 | BMSI, Inc. | Packaging laminate |
| US11298922B2 (en) | 2016-02-24 | 2022-04-12 | BMSI, Inc. | Packaging laminate |
-
2015
- 2015-07-10 CN CN201520492650.2U patent/CN204801185U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11235561B2 (en) | 2016-02-24 | 2022-02-01 | BMSI, Inc. | Packaging laminate |
| US11298922B2 (en) | 2016-02-24 | 2022-04-12 | BMSI, Inc. | Packaging laminate |
| US11766851B2 (en) | 2016-02-24 | 2023-09-26 | BMSI, Inc. | Packaging laminate |
| US12023899B2 (en) | 2016-02-24 | 2024-07-02 | BMSI, Inc. | Packaging laminate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20151125 Termination date: 20210710 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |