WO1996024541A1 - Verpackungsmaterial - Google Patents
Verpackungsmaterial Download PDFInfo
- Publication number
- WO1996024541A1 WO1996024541A1 PCT/AT1996/000011 AT9600011W WO9624541A1 WO 1996024541 A1 WO1996024541 A1 WO 1996024541A1 AT 9600011 W AT9600011 W AT 9600011W WO 9624541 A1 WO9624541 A1 WO 9624541A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- packaging material
- packaging
- coating
- flexible
- ethylene
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
- B65D81/26—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators
- B65D81/266—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators for absorbing gases, e.g. oxygen absorbers or desiccants
- B65D81/267—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators for absorbing gases, e.g. oxygen absorbers or desiccants the absorber being in sheet form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/42—Applications of coated or impregnated materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
- B65D85/34—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for fruit, e.g. apples, oranges or tomatoes
Definitions
- the invention relates to a packaging material with a carrier and an ethylene-absorbing coating applied thereon. pus concerns that
- Invention a packaging that uses such packaging material in particular.
- Ethylene absorbing substances for keeping plant-based foods fresh are known, for example, from WO 91/04292 and EP-A1-0 163 474.
- the object of the invention is therefore to provide a packaging material with which foods, in particular plant foods such as fruits, fruits and vegetables, can be kept fresh for longer.
- this is achieved in the case of a packaging material with a carrier and an ethylene-absorbing coating applied thereon in that the packaging material has a barrier effect against carbon dioxide (C0 2 ).
- the packaging material also has a barrier effect against ethylene, which can also be higher than the above-mentioned values for the C0 2 barrier effect.
- the ethylene barrier effect is of particular interest when storing several packages next to one another, as occurs, for example, in a refrigerated vehicle. In this case, no or only a little ethylene can escape from a specific packaging and thus reach another packaging at all. Because of the barrier effect against ethylene, which is also present there, cannot penetrate the ethylene there. Cross-packaging ethylene transport is thus avoided.
- the packaging material can have a barrier effect against oxygen and nitrogen.
- a water vapor permeability according to DIN 52615 of 300 to 700 g / m 2 d is favorable. Due to this water vapor permeability, the water vapor concentration in the interior of the packaging does not rise too high, so that rotting can be avoided.
- FIG. 1 shows a schematic cross section through a packaging material according to the invention
- FIG. 2 shows a conventional box for packaging fruit, vegetables or the like
- FIG. 3 shows an embodiment of a packaging according to the invention in a schematic verti ⁇ Kalschnitt
- FIG. 4 shows another embodiment also in a schematic vertical section
- FIG. 5 shows a plan view
- FIG. 6 shows a schematic embodiment with web-like cutting of the packaging material in a plan view
- FIG. 7 shows a one-piece blank in plan view.
- the packaging material 1 shown in FIG. 1 has a carrier 2, preferably made of paper. It is suitable Both unbleached and bleached, for example chlorine-bleached paper 2. In addition to paper, films made of polyethylene, polypropylene, polystyrene or cellophane are also suitable.
- An ethylene-absorbing coating 3 is applied to this carrier 1, for example by means of a doctor knife, whereby the coating 3 can partially penetrate into the paper 2.
- the packaging material thus formed not only has the ethylene-absorbing property known per se, but also has a blocking action against carbon dioxide, the restricted CO 2 permeability of the packaging material advantageously being between 12800 and 64200 ml / h * m Amounts to 2 * bar. A limited water vapor permeability and a barrier effect against ethylene, oxygen and / or nitrogen can also be realized.
- the coating is advantageously a cold polymer coating, preferably an aqueous polystyrene acrylate emulsion.
- the properties listed above can be achieved with such a coating. It is also possible to keep the packaging material flexible, which makes it easier to use.
- the coating can also be made transparent. When using a transparent carrier, a transparent packaging material can be created overall. The fruit or vegetables can thus be sold unopened, but visible to the customer.
- the packaging material according to the invention is particularly suitable for packing and keeping fresh plant-based foods, such as fruits, fruits and vegetables or useful plants, such as. B. flowers, with a storage temperature for foods below 20 ° C., preferably around 14 ° C. (typical for a refrigerated truck).
- the barrier coat coating is advantageously applied on one side and can be made, for example, from a mixture of an aqueous polymer emulsion with an aqueous copolymer dispersion consist of acrylic and (methacrylic acid esters).
- Ethylene dispensers have observed increased freshness and saleability with other types of vegetables and fruit, for example with otherwise sensitive spinach or lettuce.
- the invention also relates to a combined packaging with a receiving body made of solid material for receiving the foods and a flexible packaging material surrounding the foods, in particular one with an ethylene-absorbing material
- the receiving body can advantageously be a conventional box open at the top, into which the fruit, vegetables or the like is inserted.
- a box 4 is shown schematically in FIG. 2.
- This box 4 together with the plant food 5 inserted can now be surrounded by packaging in the form of a sack, which is closed with a closure 6, in order to create a defined microclimate inside, which extends the shelf life of the fruit.
- FIGS. 4 and 5 Simpler types of packaging are also suitable, for example those of FIGS. 4 and 5.
- two webs of flexible packaging material 1 are placed vertically one above the other in a cross shape one above the other in the box 4, with four free ends 1a initially projecting laterally.
- the fruits or vegetables 5 are then placed on the packaging material 1 in the box 4.
- the projecting ends la are of the flexible packaging material wrapped in accordance with the arrow directions indicated in Fig. 4 and 5 up over the food, the food so that the sides and cover the top, as shown with the reference numbers la • in Fig. 4.
- the use of sheet-like packaging material is particularly inexpensive because of its ease of manufacture.
- the flexible packaging material can also be used, as shown in FIG. 6. It is not necessary that the bottom of the box is lined with double, stacked packaging material. 4 and 5, the freely projecting ends la can be shorter. It is essential that they overlap at least somewhat in the wrapped state in order to completely cover the fruit or vegetables as a whole.
- the folded ends la can then be taped up with a self-adhesive label. This label can also act as a seal of approval, which ensures that the packaging has not been opened and thus the microclimate has always been maintained.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
- Packages (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU44744/96A AU4474496A (en) | 1995-02-09 | 1996-01-29 | Packaging material |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT23895 | 1995-02-09 | ||
ATA238/95 | 1995-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996024541A1 true WO1996024541A1 (de) | 1996-08-15 |
Family
ID=3485226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/AT1996/000011 WO1996024541A1 (de) | 1995-02-09 | 1996-01-29 | Verpackungsmaterial |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU4474496A (de) |
BR (1) | BR9600555A (de) |
WO (1) | WO1996024541A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2839297A1 (fr) * | 2002-05-03 | 2003-11-07 | Rasar Holding N V | Materiau d'emballage a cavite, notamment pour matiere vegetale |
WO2004002848A1 (en) * | 2002-06-26 | 2004-01-08 | E. I. Du Pont De Nemours And Company | Coated sheet materials and packages made therewith |
EP1972573A1 (de) * | 2007-02-12 | 2008-09-24 | Rickard Petterson | Verpackte Kartoffeln |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4528228A (en) * | 1983-10-11 | 1985-07-09 | Michelsen Packaging Company | Atmosphere control cushioning pad |
US4643925A (en) * | 1982-09-07 | 1987-02-17 | The Goodyear Tire & Rubber Company | Multi-layer polyisophthalate and polyterephthalate articles and process therefor |
US4927651A (en) * | 1988-10-07 | 1990-05-22 | Kabushiki Kaisha Nasa | Method of preserving food |
WO1994026513A1 (en) * | 1993-05-10 | 1994-11-24 | International Paper Company | Recyclable acrylic coated paper stocks |
-
1996
- 1996-01-29 WO PCT/AT1996/000011 patent/WO1996024541A1/de active Application Filing
- 1996-01-29 AU AU44744/96A patent/AU4474496A/en not_active Abandoned
- 1996-02-08 BR BR9600555A patent/BR9600555A/pt not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4643925A (en) * | 1982-09-07 | 1987-02-17 | The Goodyear Tire & Rubber Company | Multi-layer polyisophthalate and polyterephthalate articles and process therefor |
US4528228A (en) * | 1983-10-11 | 1985-07-09 | Michelsen Packaging Company | Atmosphere control cushioning pad |
US4927651A (en) * | 1988-10-07 | 1990-05-22 | Kabushiki Kaisha Nasa | Method of preserving food |
WO1994026513A1 (en) * | 1993-05-10 | 1994-11-24 | International Paper Company | Recyclable acrylic coated paper stocks |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2839297A1 (fr) * | 2002-05-03 | 2003-11-07 | Rasar Holding N V | Materiau d'emballage a cavite, notamment pour matiere vegetale |
WO2003093134A1 (fr) * | 2002-05-03 | 2003-11-13 | Rasar Holding N.V. | Materiau d'emballage a cavite, notamment pour matiere vegetale |
WO2004002848A1 (en) * | 2002-06-26 | 2004-01-08 | E. I. Du Pont De Nemours And Company | Coated sheet materials and packages made therewith |
CN100429130C (zh) * | 2002-06-26 | 2008-10-29 | 纳幕尔杜邦公司 | 涂覆片材材料和以此生产的包装材料 |
US7491433B2 (en) | 2002-06-26 | 2009-02-17 | E.I. Du Pont De Nemours And Company | Coated sheet materials and packages made therewith |
EP1972573A1 (de) * | 2007-02-12 | 2008-09-24 | Rickard Petterson | Verpackte Kartoffeln |
Also Published As
Publication number | Publication date |
---|---|
AU4474496A (en) | 1996-08-27 |
BR9600555A (pt) | 1997-12-30 |
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