CN101698436A - Ventilation window of package - Google Patents

Ventilation window of package Download PDF

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Publication number
CN101698436A
CN101698436A CN200910208921A CN200910208921A CN101698436A CN 101698436 A CN101698436 A CN 101698436A CN 200910208921 A CN200910208921 A CN 200910208921A CN 200910208921 A CN200910208921 A CN 200910208921A CN 101698436 A CN101698436 A CN 101698436A
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China
Prior art keywords
transom
packing material
described packing
micropore
package
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Granted
Application number
CN200910208921A
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Chinese (zh)
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CN101698436B (en
Inventor
钟爱民
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SHANDONG GUTEQI RUBBER Co.,Ltd.
Zhong Peicheng
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Individual
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Priority to CN2009102089216A priority Critical patent/CN101698436B/en
Publication of CN101698436A publication Critical patent/CN101698436A/en
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Publication of CN101698436B publication Critical patent/CN101698436B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention relates to a ventilation window of a package used for preserving fresh and alive foods and prolonging storage period. The ventilation window is arranged on the package, and a microporous ultrafine fiber non-woven membrane is arranged on a ventilation opening (hole) or at the position of a sealing edge or at the position of a seal by heat sealing or adhesion to ensure the package is well breathable, but cannot be permeated by water and can prevent intrusion by bacteria and spread of bacteria. The microporous ultrafine fiber non-woven membrane has a three-dimensional maze type structure and has a high aperture ratio, a ventilation property far better than other microporous membranes, such as nuclear track membranes and corrosion membranes, with a plane structure and low cost. The ventilation window using the microporous ultrafine fiber non-woven membrane made of a hydrophobic high molecular material prevents water in the package from being lost and external water from intruding as well as mouldness.

Description

The transom of packing material
Technical field
The present invention relates to a kind of transom of packing material, is to help prolonging article a kind of manner of packing storage period.
Background technology
In order to prolong the fresh-keeping and storage period of fresh and alive food such as gourd, fruit and vegetable, chicken and duck fishes and shrimps, many packing materials such as packaging bag, packing box and packing chest are all stamped breather hole, what have has also used the silicon window, and this all helps prolonging the storage period of fresh and alive food, but also exists a lot of defectives.The one, breather hole can cause the cross pollution between each packing, promptly has the article in the packing to rot or microbiological contamination, can pass to the interior article of other packings by gas or the liquid that overflows; The 2nd, the article moisture content in the packing is lost greatly, makes outward appearance, mouthfeel, the flavor quality decline of food, or causes the gourd, fruit and vegetable continued growth and ageing, variable color; The 3rd, storage meeting and other article taint of odour or cross pollution in freezer, air-conditioned cold store; Used the packing of silicon window, can make moderate progress to above-mentioned defective, but its permeability to air has been poor, the cost height so seldom use, generally is used for the packing of medicine and medicine equipment on the packing of fresh and alive food.
Summary of the invention
Technical matters to be solved by this invention just provides a kind of transom of packing material, overcomes defective and deficiency that existing packing material exists, the requirement of satisfying the fresh-keeping of fresh and alive food and prolonging storage period.
Thinking of the present invention is that ventilative window is set on packing material, on ventilation mouth (hole) or edge sealing place or sealing part, go up a kind of micropore superfine fibre non-woven film by heat seal or stickup, make it have air permeability and good, but waterproof, and can stop intrusion and the propagation of bacterium.
The present invention is by the following technical solutions:
Be used for the fresh-keeping of fresh and alive food and prolong the transom of the packing material of storage period, it is characterized in that: the transom of described packing material is to stick the non-fiber fabric film on the ventilation mouth of packing material or edge sealing place or sealing part.
In order to make transom have air permeability and good, waterproof again, and have the intrusion that can stop bacterium and the function of propagation.The aperture of the micropore superfine fibre non-woven film of the transom of described packing material is 0.01～10 μ m.
The aperture of the micropore superfine fibre non-woven film of the transom of described packing material is 0.05～3 μ m.
The fibre fineness of the micropore superfine fibre non-woven film of the transom of described packing material is 0.001～0.8den.
For the loss of moist that prevents products to be packaged and the invasion of external moisture, the micropore superfine fibre non-woven film of the transom of described packing material has hydrophobic nature.
The shape of the transom of described packing material can be that circle or ellipse can also be square or rectangle or bar shaped.
In order to guarantee air permeable effect and to be convenient to gas flow in the packing material, exchange, the transom of described packing material should be arranged on packing material the side and above.
The transom of described packing material can be provided with 1～12.
Consider the intensity and the permeability to air of the transom that micropore superfine fibre non-woven film is made, the area of described each transom of packing material is 0.8～50cm 2, its minimum diameter is not less than 1cm.
Can utilize micropore superfine fibre non-woven film to have certain volume, immersion has medicine fresh-keeping or anticorrosion or insect protected or sterilizing function on the transom of described packing material.
Beneficial effect
Fresh and alive food such as gourd, fruit and vegetable needs to breathe and will give off gases such as ethene, ammonia, carbon dioxide in storage, be stored in the air-conditioned cold store some need with air inerchange in the storehouse, micropore superfine fibre non-woven film is a kind of maze-type structure of three-dimensional, the percent opening height, its permeability to air is far above the microporous barrier of other planar structure, as nucleopore membranes, corrosive film etc., and with low cost.The transom that the High molecular material of employing hydrophobic nature is made micropore superfine fibre non-woven film can make the moisture in the packing material not lose, and can also prevent the invasion of outside moisture, has the ability of not going mouldy again.
The transom made from micropore superfine fibre non-woven film, heat seal or stick on the various packing materials such as preservative film, freshness protection package, packing box or packing chest easily, the packing material that promptly is suitable for thermoplastic material, be fit to the paper packaging thing again, the packing material that can also be used for composite material, can making originally, common packing material has had fresh-keeping function.
Can utilize the characteristics that have higher volume in the micropore superfine fibre non-woven film of transom, on transom, immerse antistaling agent, anticorrosion, insect protected or disinfecting drug, more help the fresh-keeping of fresh and alive food and store.
The aperture of the micropore superfine fibre non-woven film of the transom of packing material is 0.01～10 μ m, but actv. stops bacterium and bacterial mass invasion and propagation, avoids the cross pollution of article in each packing.
The transom of this packing material also helps the degraded of agricultural chemicals.To food, the article that need after packing, sterilize, be of value to sterilizing gas and enter and discharge.
The transom of this packing material is not only applicable to food, can also be used for the packing of medicine equipment.
The invention will be further described below in conjunction with drawings and Examples:
Description of drawings
Accompanying drawing is the structural representation of the transom of packing material of the present invention;
Among the figure: the 1st, packing material, the 2nd, ventilation mouth, the 3rd, micropore superfine fibre non-woven film.
The specific embodiment
Embodiment 1, as shown in the figure, is used for the PE freshness protection package of fresh and alive packaging for foodstuff, opens a criss-cross ventilation mouth 2 on freshness protection package 1, covers the circular micropore superfine fibre non-woven film 3 of heat seal diameter 1cm on ventilation mouth, formed transom.The aperture of micropore superfine fibre non-woven film 3 is 0.05～3 μ m, wherein the aperture be 0.08～0.5 μ m account for number of aperture about 97%, the aperture be 0.6～3 μ m account for number of aperture about 3%, micropore superfine fibre non-woven film 3 adopts the PP of hydrophobic naturies to make, fibre fineness is 0.01～0.1den.The area of transom is 0.8cm 2, the thickness of micropore superfine fibre non-woven film 3 is 0.5mm, under the condition that does not influence permeability to air, can hold the powdery antistaling agent of 0.2mg.Adopt the freshness protection package of transom of the present invention that the freshness date of gourd, fruit and vegetable was prolonged about a week.If it is fresh-keeping to be used for garlic stems, be placed in the air-conditioned cold store, do not have water smoke in the freshness protection package, garlic stems can be fading, and loss of weight is few, obviously is better than other packing materials.
Embodiment 2, as shown in the figure, are used for the 10kg packing chest of fruit freshness preserving, open 12 square ventilation mouths 2 altogether with the side on packing chest 1, pasting micropore superfine fibre non-woven film 3 on the ventilation mouth 2, formed transom.The aperture of micropore superfine fibre non-woven film 3 is 0.01～10 μ m, wherein the aperture be 0.01～0.5 μ m account for number of aperture about 95%, the aperture be 0.6～1 μ m account for number of aperture about 4%, the aperture be 1～10 μ m account for number of aperture about 1%.Micropore superfine fibre non-woven film 3 adopts the PP meltblown of hydrophobic nature to make, and fibre fineness is 0.1～0.8den.The area of each transom is 25cm 2, the thickness of micropore superfine fibre non-woven film 3 is 0.6mm, its percent opening is more than 90%.
Embodiment 3, as shown in the figure, the composite material freshness protection package that is used for fresh and alive packaging for foodstuff, during side heat seal edge sealing of freshness protection package 1, folder is gone up micropore superfine fibre non-woven film 3 between two strip terminals, with the limit heat seal of micropore superfine fibre non-woven film 3, formed wide 1cm, the bar shaped transom of long 50cm respectively.This method is fit to tall and thin bar shaped or large-scale freshness protection package, the production efficiency height of freshness protection package, and fresh-keeping effect is better.

Claims (10)

1. the transom of packing material is characterized in that: the transom of described packing material is to stick the non-fiber fabric film on the ventilation mouth of packing material or edge sealing place or sealing part.
2. the transom of packing material according to claim 1, it is characterized in that: the aperture of the micropore superfine fibre non-woven film of the transom of described packing material is 0.01～10 μ m.
3. the transom of packing material according to claim 1 and 2, it is characterized in that: the aperture of the micropore superfine fibre non-woven film of the transom of described packing material is 0.05～3 μ m.
4. according to the transom of claim 1,2,3 one of them described packing material, it is characterized in that: the fibre fineness of the micropore superfine fibre non-woven film of the transom of described packing material is 0.001～0.8den.
5. according to the transom of claim 1,2,3,4 one of them described packing material, it is characterized in that: the micropore superfine fibre non-woven film of the transom of described packing material has hydrophobic nature.
6. the transom of packing material according to claim 1, it is characterized in that: the shape of the transom of described packing material can be that circle or ellipse can also be square or rectangle or bar shaped.
7. according to the transom of claim 1 or 6 described packing materials, it is characterized in that: the transom of described packing material should be arranged on packing material the side and above.
8. according to the transom of claim 1 or 6 described packing materials, it is characterized in that: the transom of described packing material can be provided with 1～12.
9. according to the transom of claim 1 or 6 described packing materials, it is characterized in that: the area of described each transom of packing material is 0.8～50cm 2, its minimum diameter is not less than 1cm.
10. according to the transom of claim 1,2,3,4 one of them described packing material, it is characterized in that: immersion has medicine fresh-keeping or anticorrosion or insect protected or sterilizing function on the transom of described packing material.
CN2009102089216A 2009-10-27 2009-10-27 Ventilation window of package Expired - Fee Related CN101698436B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009102089216A CN101698436B (en) 2009-10-27 2009-10-27 Ventilation window of package

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009102089216A CN101698436B (en) 2009-10-27 2009-10-27 Ventilation window of package

Publications (2)

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CN101698436A true CN101698436A (en) 2010-04-28
CN101698436B CN101698436B (en) 2011-10-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103587172A (en) * 2013-11-08 2014-02-19 陈武 Nuclear track membrane screen, nuclear track membrane screen window and preparation method of nuclear track membrane screen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2104188U (en) * 1991-08-22 1992-05-13 青海省建筑建材科学研究所 Fruits packing fresh-keeping unit
CN2294933Y (en) * 1996-12-17 1998-10-21 钱德丰 Air-permeable bacterium-resistant pakage container
JP4766751B2 (en) * 2001-01-05 2011-09-07 株式会社フジシールインターナショナル Shrink package
CN2740546Y (en) * 2004-09-20 2005-11-16 丁希局 Packing bag with pinholes
CN2774960Y (en) * 2004-10-02 2006-04-26 邢益政 Isolated air permeable room type external package bag
CN201023762Y (en) * 2007-04-28 2008-02-20 上海凌瑞纸业有限公司 Dual water-proof environmental protection disposable traveling cleaning paper bag

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103587172A (en) * 2013-11-08 2014-02-19 陈武 Nuclear track membrane screen, nuclear track membrane screen window and preparation method of nuclear track membrane screen
CN103587172B (en) * 2013-11-08 2016-03-23 陈武 The preparation method of a kind of nucleopore membranes yarn, nucleopore membranes screen window and nucleopore membranes yarn

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Address after: 261200 Shandong Province, Weifang city Fangzi District State Road 16 kilometers west of Weifang

Patentee after: SHANDONG GUTEQI RUBBER Co.,Ltd.

Address before: No. 1, building 2, building 7-1, No. 302, Lixia District, Lixia District, Ji'nan, Jiefang Road

Patentee before: Zhong Peicheng

Effective date of registration: 20130328

Address after: No. 1, building 2, building 7-1, No. 302, Lixia District, Lixia District, Ji'nan, Jiefang Road

Patentee after: Zhong Peicheng

Address before: 250002, West building, building two, building 238, heroic Road, Ji'nan, Ji'nan, Shandong

Patentee before: Zhong Aimin

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

Granted publication date: 20111012

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EXPY Termination of patent right or utility model