EP3749518A1 - Film polymere pour emballage alimentaire - Google Patents
Film polymere pour emballage alimentaireInfo
- Publication number
- EP3749518A1 EP3749518A1 EP19702302.1A EP19702302A EP3749518A1 EP 3749518 A1 EP3749518 A1 EP 3749518A1 EP 19702302 A EP19702302 A EP 19702302A EP 3749518 A1 EP3749518 A1 EP 3749518A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ethylene
- layer
- diatom
- thermoplastic resin
- resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/14—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
- A23B7/144—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor
- A23B7/152—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere comprising other gases in addition to CO2, N2, O2 or H2O ; Elimination of such other gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/72—Density
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
Definitions
- the present invention relates to a polymer film, in particular a plastic film, for example monolayer or multilayer, for food packaging having good properties for the preservation of fruits and / or vegetables, including bananas and tomatoes during transport and / or storage.
- the present invention provides a polymer film for packaging food articles, in particular a polymer film having a thickness greater than or equal to 10 ⁇ m and less than or equal to 100 ⁇ m, in which the polymer film comprises an absorbent layer.
- the absorbent layer comprising a resin, especially a thermoplastic resin, in particular low density polyethylene, and an ethylene absorber compound encapsulated in the resin wherein the ethylene absorber compound comprises a diatom.
- the present invention provides: a plastic masterbatch for manufacturing the absorbent layer of a polymeric film as defined in the first aspect, wherein the plastic masterbatch comprises a resin, especially polyethylene, and the diatom , in particular where the diatomaceous earth is present in the plastic masterbatch in a total amount of 5 to 50%, preferably 10 to 40%, by dry weight on the basis of the total dry mass of the masterbatch; a method of producing a plastic layer for use as an absorbent layer of a polymeric film as defined in the first aspect, the method comprising:
- the melting of granules comprising a thermoplastic resin and an ethylene absorber compound wherein the ethylene absorber compound is a diatom present in a total amount of from 5% to 30%, preferably from 15% to 25% by dry weight on basis of the total dry mass of the granulate
- Ethylene acts as a plant hormone capable of accelerating the ripening of fruits and vegetables.
- fruits and vegetables become mature they eject ethylene gas, and if these fruits and vegetables are kept in an airtight container, the ethylene remains trapped in the container and by its presence accelerates the maturation fruits and vegetables and cause degradation of their properties. It is therefore important to be able to reduce the amount of ethylene in contact with fruits and vegetables, especially during transport periods, including transport by cargo and / or truck, and / or storage, in order to limit the maturation process. and alteration of these fruits and vegetables.
- a commonly used solution for absorbing ethylene is the use of closed sachets comprising, inter alia, potassium permanganate which by a chemisorption process will capture ethylene.
- potassium permanganate can not be in contact with food and therefore requires the use of these sachets to contain potassium permanganate. Even in this case, contact with food, for example following a possible rupture of a bag, could not be excluded.
- a polymer film in particular a plastic film, of monolayer or multilayer packaging comprising a layer comprising a resin, in particular a thermoplastic resin, encapsulating ethylene absorbers being diatoms, including CelaWhite TM and / or Celatom ® LCS-3 and / or Super Floss Celite ® and particularly where the layer has a thickness greater than or equal to 10 pm and less than or equal to 100 pm.
- the ethylene absorber compound may comprise, consist essentially of or consist of diatoms.
- the diatoms have a BET surface area> 15.0 m 2 / g,> 17.0 m 2 / g,> 20.0 m 2 / g,> 25.0 m 2 / g and / or ⁇ 200 m 2 / g, ⁇ 170 m 2 / g, ⁇ 130 m 2 / g, ⁇ 100 m 2 / g, ⁇ 80 m 2 / g, ⁇ 50 m 2 / g, ⁇ 45 m 2 / g, ⁇ 40 m 2 / g, ⁇ 35 m 2 / g, or ⁇ 30 m 2 / g.
- Diatoms As an absorber of ethylene, unlike potassium permanganate, they absorb ethylene via physisorption.
- the diatoms serving as an ethylene absorber have the advantage of being thermally stable, unlike potassium permanganate.
- Diatoms have the advantage of being approved for contact with food as required by the European Food Safety Authority (EFSA) and / or the US Food and Drug Administration (FDA).
- EFSA European Food Safety Authority
- FDA US Food and Drug Administration
- Diatoms also have the advantage of being able to absorb gases other than ethylene, in particular diatoms can also advantageously absorb unhealthy gases.
- the diatomaceous earth ethylene absorber may comprise a catalyst, including an ethylene cracking catalyst.
- diatoms include, consist essentially of, or consist of CelaWhite TM and / or Celatom ® LCS-3 and / or Super Floss Celite ®.
- the diatoms can be encapsulated in paint and advantageously absorb the gases generating bad odors.
- the absorbent layer comprises, consists essentially of or consists of a resin, especially a thermoplastic resin, and the ethylene absorber compound wherein the ethylene absorber compound is encapsulated in the resin.
- the absorbent layer may comprise a catalyst, especially an ethylene cracking catalyst.
- the absorbent layer has in particular a thickness> 10 mhh,> 15 mhh,> 20 m ⁇ ti,> 25 m ⁇ ti and / or ⁇ 100 m ⁇ ti, ⁇ 85 m ⁇ ti, ⁇ 70 m ⁇ ti, ⁇ 55 m ⁇ ti, ⁇ 40 m ⁇ ti, ⁇ 30 m ⁇ ti.
- the ethylene absorber compound is especially present in an amount>1%,>2%,> 3% and / or ⁇ 30%, ⁇ 25%, ⁇ 20%, ⁇ 17%, ⁇ 15%, ⁇ 13%, ⁇ 10%, ⁇ 8% dry weight based on the total dry weight of the resin encapsulating the ethylene absorber and the ethylene absorber compound.
- the resin encapsulating the ethylene absorber comprises, consists essentially of, or consists of a natural resin or a synthetic resin.
- the resin encapsulating the ethylene absorber comprises, consists essentially of, or consists of a thermoplastic resin.
- the thermoplastic resin is selected from the group consisting of low density polyethylene (LDPE), high density polyethylene (HDPE), polypropylene (PP), polyvinyl chloride (PVC), polyethylene terephthalate (PET), polycarbonate (PC), polystyrene (PS), polyamide (PA), ethylene vinyl alcohol (EVOH), polyvinylidene chloride (PVDC), polylactic acid (PLA), and mixtures thereof.
- LDPE low density polyethylene
- HDPE high density polyethylene
- PP polypropylene
- PVC polyvinyl chloride
- PET polyethylene terephthalate
- PC polycarbonate
- PS polystyrene
- PA polyamide
- EVOH ethylene vinyl alcohol
- PVDC polyvinylidene chloride
- PLA polylactic acid
- the thermoplastic resin comprises, consists essentially of, or consists of low density polyethylene.
- the resin encapsulating the ethylene absorber may also comprise, consist essentially of, or consist of, latex.
- the polymer film may be a monolayer polymer film consisting of the resin, especially the thermoplastic resin, comprising the ethylene absorber.
- the polymeric film may be a multilayer polymeric film, i.e. comprising at least two layers and wherein at least one layer of the multilayer polymeric film consists of the resin comprising the ethylene absorber.
- the multilayer polymeric film may be a two-layer polymeric film; the resin layer comprising the ethylene absorber which may be the food contact layer or the outer layer.
- the polymer film is a multilayer polymeric film comprising at least three polymeric layers of which at least one layer is the resin comprising the ethylene absorber.
- the resin layer comprising the ethylene absorber may be an outer layer, i.e., the inner layer in contact with food, or the outer layer, i.e., the diaper the furthest away from the food, or the resin layer comprising the ethylene absorber may be an intermediate layer of said multilayer polymeric film having at least three layers.
- the layers not consisting of the layer consisting of the resin comprising the ethylene absorber are preferably polymeric layers comprising, consisting essentially of or consisting of resins, especially thermoplastics, permeable to gases.
- the gas-permeable thermoplastic resins are selected from the group consisting of low density polyethylene (LDPE), high density polyethylene (HDPE), polypropylene (PP), polyvinyl chloride (PVC), polyethylene terephthalate (PET) ), polycarbonate (PC), polystyrene (PS), polyamide (PA), ethylene vinyl alcohol (EVOH), polyvinylidene chloride (PVDC), polylactic acid (PLA), and mixtures thereof .
- the gas permeable thermoplastic resins comprise, consist essentially of, or consist of low density polyethylene.
- Layers not consisting of the resin layer comprising the ethylene absorber may also comprise, consist essentially of, or consist of, paper layers, especially kraft paper. These layers, which do not consist of the layer consisting of the resin comprising the ethylene absorber, have in particular thicknesses> 10 mIT,> 15 mITI,> 20 mITI,> 25 mITI and / or ⁇ 100 mITI, ⁇ 85 mITI, ⁇ 70 mIT, ⁇ 55 mITI, ⁇ 40 mITI, ⁇ 30 mITI.
- the polymer film comprises only materials approved for contact with food as required by the European Food Safety Authority (EFSA) and / or the US Food and Drug Administration (FDA). ).
- EFSA European Food Safety Authority
- FDA US Food and Drug Administration
- the polymer film can be reused several times, unlike sachets containing potassium permanganate.
- the absorbent layer when the absorbent layer consists of a thermoplastic resin encapsulating the ethylene absorber, may be produced by a method comprising:
- the melting of granules comprising the thermoplastic resin and the ethylene absorber compound wherein the ethylene absorber compound is a diatom, in particular a total amount> 5%,> 7%,> 10%,> 12%,> 15 % and / or ⁇ 40%, ⁇ 30%, ⁇ 27%, ⁇ 25%, ⁇ 22%, ⁇ 20% dry mass on the basis of the total dry mass of the granulate
- the method of manufacturing the monolayer plastic film or multilayer can be achieved by methods known in the field of plastic film manufacturing.
- the method may include the extrusion, in particular simultaneous or sequential, of the different layers.
- each layer may be obtained by melting the resin and / or granules corresponding to the desired composition for said layer, the kneading, and in particular the extrusion of the layer in the desired shape, via a die.
- Granules comprising, consisting essentially of or consisting of the thermoplastic resin and the ethylene absorber compound may be produced by a method comprising:
- thermoplastic resin in a molten state with the ethylene absorber compound
- the production of the granules comprising the thermoplastic resin and the ethylene absorber compound, so that the ethylene absorber compound is not saturated with water or water vapor when it is encapsulated in the thermoplastic resin, it is It is preferable to remove water and / or water vapor from the mixture of the thermoplastic resin in a molten state with the ethylene absorber compound.
- the step of controlling and / or removing the water during the encapsulation of the ethylene absorber in the thermoplastic resin can be carried out by methods known to those skilled in the art.
- the production of the granules may comprise mixing the thermoplastic resin in a molten state with the ethylene absorber compound in an extruder equipped with a water vapor pumping system released during mixing.
- Figure 1 is a representation of the maturation of a banana in a film three-layer plastic according to the invention.
- Figure 2 is a representation of a comparative example.
- the 3 layers consist of low density polyethylene
- the inner layer is a layer of low density polyethylene where the ethylene absorber is encapsulated.
- the ethylene absorber being the CetWhite TM diatom
- the ethylene absorber content in the intermediate layer is 5% dry mass based on the total dry mass of the thermoplastic resin encapsulating the ethylene absorber compound and the ethylene absorber compound of the inner layer.
- all the layers have a thickness of 20 ⁇ m.
- FIG. 3 shows a representation of a WolfsensePro volatile organic compound (VOC) measurement system having a resolution of about 5 ppb VOC, including ethylene.
- VOC WolfsensePro volatile organic compound
- Figure 4 represents the amount of ethylene (in ppb on the y-axis) as a function of time (in hours on the abscissa) for the comparative example, ie without the presence of plastic film encapsulating the ethylene absorber.
- Figure 5 shows the amount of ethylene (in ppb on the y-axis) as a function of time (in hours on the x-axis) in the presence of a monolayer film of low density polyethylene where is encapsulated the ethylene absorber, the ethylene absorber being the CetWhite TM diatom, and wherein the ethylene absorber content is 20% by dry weight based on the total dry mass of the thermoplastic resin encapsulating the absorber compound ethylene and the ethylene absorber compound.
- the plastic film has a total mass of 20 g, a size of about 30 x 20 cm, and a thickness of 100 ⁇ m.
- FIG. 6 represents the difference between the curves of FIGS. 4 and 5.
- the curve demonstrates the absorption of ethylene until reaching a saturation threshold (the ethylene absorbers being already saturated with ethylene). followed by a decrease in the amount of ethylene in the container.
- a polymeric film for packaging food articles in particular a polymer film having a thickness greater than or equal to 10 ⁇ m and less than or equal to 100 ⁇ m, in which the polymer film comprises an absorbent layer, in particular a gas-permeable layer, the absorbent layer comprising a resin, especially a thermoplastic resin, especially low density polyethylene, and an ethylene absorber compound encapsulated in the resin wherein the ethylene absorber compound comprises a diatom.
- polymer film of embodiment 1, wherein the polymer film comprises:
- the inner layer and / or an intermediate layer comprises a polymer film according to embodiment 1, and
- the other layers comprise a gas-permeable resin, in particular a thermoplastic resin, in particular of low-density polyethylene.
- Polymer film according to embodiment 1 or 2 wherein the diatom has a specific surface area greater than or equal to 15.0 m 2 / g and less than or equal to 50.0 m 2 / g as measured by the BET method. 4. Polymer film according to any one of embodiments 1 to 3, wherein the diatom is present in a total amount of 1 to 20%, preferably 3 to 8%, by dry weight on the basis of the total dry mass of the absorbent layer.
- Plastic masterbatch for manufacturing a plastic film according to any one of embodiments 1 to 5 wherein the plastic masterbatch comprises a resin, especially polyethylene, and the diatom, especially where the diatom is present in the masterbatch plastic in a total amount of 5 to 50%, preferably 10 to 40%, by dry mass on the basis of the total dry mass of the masterbatch.
- the melting of granules comprising a thermoplastic resin and an ethylene absorber compound where the ethylene absorber compound is a diatom present in a total amount of 5% to 30%, preferably 15% to 25% by dry mass based on the total dry mass of the granule
- thermoplastic resin in a molten state with the ethylene absorber compound
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1800118A FR3077563B1 (fr) | 2018-02-07 | 2018-02-07 | Film polymere pour emballage alimentaire |
PCT/EP2019/052913 WO2019154860A1 (fr) | 2018-02-07 | 2019-02-06 | Film polymere pour emballage alimentaire |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3749518A1 true EP3749518A1 (fr) | 2020-12-16 |
Family
ID=63294257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19702302.1A Withdrawn EP3749518A1 (fr) | 2018-02-07 | 2019-02-06 | Film polymere pour emballage alimentaire |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3749518A1 (fr) |
FR (1) | FR3077563B1 (fr) |
LU (1) | LU101435B1 (fr) |
WO (1) | WO2019154860A1 (fr) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8723717D0 (en) * | 1987-10-09 | 1987-11-11 | Allen Davies & Co Ltd | Atmosphere control device |
WO2005000369A1 (fr) * | 2003-06-30 | 2005-01-06 | World Wide Sales Inc. | Composition absorbante pour la regulation de l'ethylene |
ES2667368T3 (es) * | 2014-07-09 | 2018-05-10 | Sabanci Universitesi | Materiales de envasado de alimentos con propiedades antibacterianas, de captación de etileno y de barrera |
CN105778258B (zh) * | 2016-03-24 | 2018-04-17 | 福建师范大学泉港石化研究院 | 一种含稀土配合物的香蕉保鲜材料膜母粒的制备方法 |
CN106720268A (zh) * | 2017-02-10 | 2017-05-31 | 唐翔 | 一种乙烯吸收剂及其制备方法和在香蕉贮运保鲜中的应用 |
-
2018
- 2018-02-07 FR FR1800118A patent/FR3077563B1/fr not_active Expired - Fee Related
-
2019
- 2019-02-06 LU LU101435A patent/LU101435B1/fr active IP Right Grant
- 2019-02-06 EP EP19702302.1A patent/EP3749518A1/fr not_active Withdrawn
- 2019-02-06 WO PCT/EP2019/052913 patent/WO2019154860A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
LU101435A1 (fr) | 2019-10-16 |
FR3077563A1 (fr) | 2019-08-09 |
FR3077563B1 (fr) | 2021-06-11 |
LU101435B1 (fr) | 2020-02-17 |
WO2019154860A1 (fr) | 2019-08-15 |
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