FR2724368A1 - PACKAGING MATERIAL COMPRISING A SILICON OXIDE LAYER AND A POLYOLEFIN LAYER - Google Patents

PACKAGING MATERIAL COMPRISING A SILICON OXIDE LAYER AND A POLYOLEFIN LAYER Download PDF

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Publication number
FR2724368A1
FR2724368A1 FR9411007A FR9411007A FR2724368A1 FR 2724368 A1 FR2724368 A1 FR 2724368A1 FR 9411007 A FR9411007 A FR 9411007A FR 9411007 A FR9411007 A FR 9411007A FR 2724368 A1 FR2724368 A1 FR 2724368A1
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France
Prior art keywords
silicon oxide
ethylene
polyolefin
carboxylic acid
copolymers
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Granted
Application number
FR9411007A
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French (fr)
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FR2724368B1 (en
Inventor
Patrice Breant
Philippe Tordjeman
Sylvie Guichemerre
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Arkema France SA
Original Assignee
Elf Atochem SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to FR9411007A priority Critical patent/FR2724368B1/en
Application filed by Elf Atochem SA filed Critical Elf Atochem SA
Priority to PCT/FR1995/001152 priority patent/WO1996008368A1/en
Priority to KR1019960702475A priority patent/KR960705679A/en
Priority to JP8509943A priority patent/JPH09505249A/en
Priority to AU33494/95A priority patent/AU3349495A/en
Priority to CA002176245A priority patent/CA2176245A1/en
Priority to EP95929932A priority patent/EP0728068A1/en
Priority to CN95191129A priority patent/CN1138308A/en
Publication of FR2724368A1 publication Critical patent/FR2724368A1/en
Priority to NO961847A priority patent/NO961847D0/en
Priority to FI961998A priority patent/FI961998A/en
Application granted granted Critical
Publication of FR2724368B1 publication Critical patent/FR2724368B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding 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
    • 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
    • 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
    • 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
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04—Polyurethanes
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • 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
    • B32B2333/00—Polymers of unsaturated acids or derivatives thereof
    • B32B2333/04—Polymers of esters
    • 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
    • B32B2367/00—Polyesters, e.g. PET, i.e. polyethylene terephthalate
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

L'invention concerne un matériau comprenant un film recouvert d'oxyde de silicium et un film de polyoléfine, tel que le liant disposé entre l'oxyde de silicium et le film de polyoléfine est un mélange de polyuréthane et d'au moins un produit choisi parmi les polyoléfines, les copolymères de l'éthylène et pouvant contenir une polyoléfine fonctionnalisée. Le matériau est utile pour faire des emballages alimentaires.The invention relates to a material comprising a film coated with silicon oxide and a polyolefin film, such that the binder disposed between the silicon oxide and the polyolefin film is a mixture of polyurethane and at least one selected product. among polyolefins, ethylene copolymers which may contain a functionalized polyolefin. The material is useful for making food packaging.

Description

1 27243681 2724368

MATERIAU D'EMBALLAGE COMPRENANTPACKAGING MATERIAL COMPRISING

UNE COUCHE D'OXYDE DE SILICIUM ET UNE COUCHE DE  A SILICON OXIDE LAYER AND A LAYER OF

POLYOLEFINEPolyolefin

La présente invention concerne un matériau d'emballage comprenant une  The present invention relates to a packaging material comprising a

couche d'oxyde de silicium et une couche de polyoléfine.  silicon oxide layer and a polyolefin layer.

Elle concerne plus particulièrement une structure comprenant un film recouvert d'oxyde de silicium et un film de polyoléfine, un liant d'adhésion étant disposé entre l'oxyde de silicium et le film de polyoléfine. On peut, par exemple, du côté du film de polyoléfine coller à chaud ce matériau sur du carton, puis recouvrir  It relates more particularly to a structure comprising a film coated with silicon oxide and a polyolefin film, an adhesion binder being disposed between the silicon oxide and the polyolefin film. It is possible, for example, on the side of the polyolefin film to stick this material on cardboard, then to cover

chaque face de l'ensemble obtenu avec une feuille de polyéthylène.  each side of the assembly obtained with a polyethylene sheet.

Ces matériaux sont utiles pour fabriquer des emballages de liquides  These materials are useful for making liquid packages

alimentaires en forme de briques.food shaped brick.

JP 03099842 (KOKAI) publié le 25 Avril 1991 décrit des films d'EVOHNinyl silane recouverts d'oxyde de silicium sur lesquels on colle une feuille de  JP 03099842 (KOKAI) published April 25, 1991 describes films of EVOHNinyl silane coated with silicon oxide on which a sheet of

polypropylène à l'aide d'un adhésif uréthane.  polypropylene using a urethane adhesive.

JP 05330568 (KOKAI) publié le 14 Décembre 1993 décrit des films de polyester recouverts de silice sur lesquels on colle une feuille de résine éthylénique à l'aide d'un adhésif qui est un copolymère éthylèneanhydride maléique- acrylate d'éthyle. On a maintenant trouvé qu'on pouvait obtenir des matériaux undélaminables  JP 05330568 (KOKAI) published December 14, 1993 describes silica-coated polyester films on which a sheet of ethylenic resin is bonded using an adhesive which is a copolymer of maleic ethylenic anhydride-ethyl acrylate. We have now found that we can obtain undelaminable materials

en utilisant des liants à base de polyuréthanne et de polyoléfine.  using binders based on polyurethane and polyolefin.

La présente invention est un matériau comprenant un film recouvert d'oxyde de silicium et un film de polyoléfine, tel que le liant disposé entre l'oxyde de silicium et le film de polyoléfine est un mélange de polyuréthane (A) et d'au moins un produit (B) choisi parmi: B1 Les polyoléfines homo ou copolymères, B2 Les copolymères de l'éthylène et d'un ester vinylique d'acide carboxylique saturé, B3 Les copolymères de l'éthylène et d'un ester d'acide carboxylique insaturé, Le mélange pouvant aussi contenir (C) un polyéthylène fonctionnalisé par  The present invention is a material comprising a film coated with silicon oxide and a polyolefin film, such that the binder disposed between the silicon oxide and the polyolefin film is a mixture of polyurethane (A) and at least one a product (B) selected from: B1 Homo or copolymeric polyolefins, B2 Copolymers of ethylene and a saturated carboxylic acid vinyl ester, B3 Copolymers of ethylene and a carboxylic acid ester The mixture may also contain (C) a polyethylene functionalized by

des groupes acide carboxylique, anhydride d'acide carboxylique ou epoxyde.  carboxylic acid, carboxylic acid anhydride or epoxide groups.

2 27243682 2724368

Le film recouvert d'oxyde de silicium est connu de l'art antérieur. C'est par exemple un film de polyester tel que le polyéthylène téréphtalate (PET) ou le  The film coated with silicon oxide is known from the prior art. This is for example a polyester film such as polyethylene terephthalate (PET) or

polybutylène téréphtalate (PBT) ou de polyamide (PA).  polybutylene terephthalate (PBT) or polyamide (PA).

Le film de polyoléfine est en polyéthylène, polypropylène ou des copolymères de l'éthylène tels que des copolymères éthylène-propylène, éthylène  The polyolefin film is made of polyethylene, polypropylene or copolymers of ethylene such as ethylene-propylene copolymers, ethylene

butène, éthylène hexène.butene, ethylene hexene.

Le polyuréthanne (A) peut être choisi par exemple parmi les polyétheruréthanes qui sont obtenus par la condensation de polyétherdiols avec des diisocyanates ou parmi les polyesteruréthanes qui sont obtenus par la condensation  The polyurethane (A) may be chosen for example from polyetherurethanes which are obtained by the condensation of polyetherdiols with diisocyanates or from polyesterurethanes which are obtained by condensation

de polyesterdiols avec des diisocyanates.  of polyester diols with diisocyanates.

Les polyoléfines B1 peuvent être par exemple du polyéthylène, du polypropylène, des copolymères éthylène/butène, des copolymères éthylène/héxène. Les copolymères B2 peuvent être par exemple de l'EVA (copolymère  The polyolefins B1 may be for example polyethylene, polypropylene, ethylene / butene copolymers, ethylene / hexene copolymers. The copolymers B2 may be, for example, EVA (copolymer

éthylène / acétate de vinyle).ethylene / vinyl acetate).

Les copolymères B3 peuvent être des copolymères éthylène / (méth)acrylate d'alkyle.  The B3 copolymers may be ethylene / alkyl (meth) acrylate copolymers.

Le groupement alkyle peut avoir jusqu'à 10 atomes de carbone.  The alkyl group may have up to 10 carbon atoms.

Le polyéthylène fonctionnalisé C peut être par exemple choisi parmi: C1 Les polyoléfines greffées, homo/ou copolymères,  The functionalized polyethylene C may be chosen for example from: C1 grafted polyolefins, homo / or copolymers,

C2 Les copolymères B2 et B3 greffés.  C2 Grafted B2 and B3 copolymers.

Le produit greffé peut être un epoxyde insaturé tel qu'un ester ou un éther de glycidyle, un mono ou diacide carboxylique insaturé, un anhydride d'acide  The grafted product may be an unsaturated epoxide such as an ester or a glycidyl ether, an unsaturated mono- or di-carboxylic acid, an acid anhydride

carboxylique insaturé.unsaturated carboxylic acid.

C3 Les copolymères: * de l'éthylène, * d'un ester vinylique d'acide carboxylique saturé ou d'un ester d'acide carboxylique insaturé, * d'un epoxyde insaturé tel qu'un ester ou un éther de glycidyle, un mono ou diacide carboxylique insaturé ou un anhydride  C3 Copolymers: ethylene, a saturated carboxylic acid vinyl ester or an unsaturated carboxylic acid ester, an unsaturated epoxide such as an ester or a glycidyl ether, an mono or unsaturated dicarboxylic acid or anhydride

d'acide carboxylique insaturé.unsaturated carboxylic acid.

On utilise avantageusement comme produit B des polyéthylènes B1 et des  Advantageously used as product B are polyethylenes B 1 and

copolymères éthylène / (méth)acrylate d'alkyle B3.  ethylene / (meth) acrylate copolymers B3.

3 27243683 2724368

On utilise avantageusement des produits C3 tels que des copolymères de l'éthylène, d'un (méth)acrylate d'alkyle, soit du méthacrylate de glycidyle, soit de  C3 products such as copolymers of ethylene, an alkyl (meth) acrylate, or glycidyl methacrylate, or

l'anhydride maléique.maleic anhydride.

Le liant de l'invention peut être préparé selon les techniques connues des thermoplastiques. Les quantités des produits A, B et C peuvent être par exemple respectivement (en parties poids): à 80/ complément à 100/ 0 à 60 / complément à 100 / 5 à 20  The binder of the invention can be prepared according to the known techniques of thermoplastics. The amounts of the products A, B and C can be, for example, respectively (in parts by weight): to 80 / complement to 100/0 to 60 / complement to 100/5 to 20

ExemplesExamples

On a utilisé les produits suivants (les quantités sont en parties poids): A: un polyétheruréthane de marque ELASTOLLAN 1185 A 10 qu'on désigne par A-éther; un polyesteruréthane de marque ELASTOLLAN C85 A 10 qu'on  The following products were used (the amounts are in parts by weight): A: an ELASTOLLAN 1185 A polyether urethane which is designated A-ether; a polyesterurethane brand ELASTOLLAN C85 A 10 that we

désigne par A-ester.denotes A-ester.

B: un polyéthylène de melt index 7 et densité 0,918 qu'on désigne par  B: a polyethylene of melt index 7 and density 0.918 that is designated by

BA-PE;BA-PE;

un copolymére éthylène / acrylate de méthyle à 20 % poids d'acrylate  an ethylene / methyl acrylate copolymer containing 20% by weight of acrylate

qu'on désigne par B3-Lotryl.which is designated B3-Lotryl.

C: un copolymère éthylène / acrylate de butyle / anhydride maléique qu'on désigne par C3 - MAH. Il contient en poids 15 % d'acrylate et  C: an ethylene / butyl acrylate / maleic anhydride copolymer designated C3-MAH. It contains 15% by weight of acrylate and

2 % d'anhydride.2% anhydride.

Un copolymère éthylène / acrylate d'éthyle / méthacrylate de glycidyle qu'on désigne par C3 MAGLY. Il contient en poids 30 % d'acrylate et  An ethylene / ethyl acrylate / glycidyl methacrylate copolymer designated C3 MAGLY. It contains 30% by weight of acrylate and

7 % d'epoxyde.7% epoxide.

On a préparé des films de PET revêtu d'oxyde de silicium. La couche de  PET films coated with silicon oxide were prepared. The layer of

SiOx déposée en plasma fait 200 Angstroms et le PET 12.microns.  SiOx deposited in plasma is 200 Angstroms and PET 12.microns.

On a préparé différents liants qu'on a coextrudés, puis mesuré la force de pelage des complexes liant / film de PET revêtu SiOx. Les résultats sont dans le  Various binders were prepared which were coextruded and then measured the peel strength of the SiOx coated PET / binder complexes. The results are in the

tableau 1.table 1.

4 27243684 2724368

Tableau 1Table 1

Exemples Produit A Produit B Produit C Force de pelage Type Qté Type Qté Type Qté N/25 mm 1 A=ether 68, 2 B1-PE 31,8 0 6  Examples Product A Product B Product C Peeling Strength Type Qty Type Qty Type Qty N / 25 mm 1 A = ether 68, 2 B1-PE 31.8 0 6

2 " 20 " 76 C3MAH 4 0,82 "20" 76 C3MAH 4 0.8

3 " 40 " 52 " 8 1,253 "40" 52 "8 1.25

4 " 60 " 28" 12 54 "60" 28 "12 5

" 20 " 76 C3Magly 4 2"20" 76 C3Magly 4 2

6 " 40" 52 " 8 46 "40" 52 "8 4

tt

7 " 60" 28 12 57 "60" 28 12 5

8 A-ester 68,2 " 31,8 " 0 28 A-ester 68.2 "31.8" 0 2

9 " 20 " 76 C3MAH 4 0,49 "20" 76 C3MAH 4 0.4

" 40" 52 " 8 1,5"40" 52 "8 1.5

11 " 60 28 " 12 811 "60 28" 12 8

12 ', 20 " 76 C3Magly 4 212 ', 20 "76 C3Magly 4 2

13 "40 52 " 8 713 "40 52" 8 7

14 " 60 " 28 12 1514 "60" 28 12 15

" 20 B3-Lotryl 76 C3MAH 4 2"20 B3-Lotryl 76 C3MAH 4 2

16 " 40 " 52 " 8 3,516 "40" 52 "8 3.5

17 " 60 " 28 " 12 2017 "60" 28 "12 20

18 " 20 " 76 C3Magly 4 518 "20" 76 C3Magly 4 5

19 " 40 " 52 " 8 519 "40" 52 "8 5

" 60 " 28 " 12 20"60" 28 "12 20

27243682724368

Claims (4)

Revendicationsclaims 1. Matériau comprenant un film recouvert d'oxyde de silicium et un film de polyoléfine, tel que le liant disposé entre l'oxyde de silicium et le film de polyoléfine est un mélange de: polyuréthane (A) et d'au moins un produit (B) choisi parmi: B1 Les polyoléfines homo ou copolymères, B2 Les copolymères de l'éthylène et d'un ester vinylique d'acide carboxylique saturé, B3 Les copolymères de l'éthylène et d'un ester d'acide carboxylique insaturé, Le mélange pouvant aussi contenir (C) un polyéthylène fonctionnalisé par des groupes acide carboxylique, anhydride d'acide carboxylique ou epoxyde.  A material comprising a film coated with silicon oxide and a polyolefin film, such that the binder disposed between the silicon oxide and the polyolefin film is a mixture of: polyurethane (A) and at least one product (B) selected from: B1 Homo or copolymeric polyolefins, B2 Copolymers of ethylene and a saturated carboxylic acid vinyl ester, B3 Copolymers of ethylene and an unsaturated carboxylic acid ester, The mixture may also contain (C) a polyethylene functionalized with carboxylic acid, carboxylic acid anhydride or epoxide groups. 2. Matériau selon la revendication 1 caractérisé en ce que le liant recouvert d'oxyde de silicium est en polyéthylène téréphtalate et le film2. Material according to claim 1 characterized in that the binder coated with silicon oxide is polyethylene terephthalate and the film de polyoléfine est en polyéthylène.  Polyolefin is made of polyethylene. 3. Matériau selon la revendication 1 ou 2 caractérisé en ce que le produit B est un polyéthylène (B1) ou un copolymère éthylène / (méth)acrylate d'alkyle.  3. Material according to claim 1 or 2 characterized in that the product B is a polyethylene (B1) or an ethylene / alkyl (meth) acrylate copolymer. 4. Matériau selon l'une des revendications 1 à 3 caractérisé en ce que le  4. Material according to one of claims 1 to 3 characterized in that the produit C est un copolymère éthylène / (méth)acrylate d'alkyle I  product C is an ethylene / alkyl (meth) acrylate copolymer I anhydride maléique ou méthacrylate de glycidyle.  maleic anhydride or glycidyl methacrylate.
FR9411007A 1994-09-12 1994-09-12 PACKAGING MATERIAL COMPRISING A SILICON OXIDE LAYER AND A POLYOLEFIN LAYER Expired - Fee Related FR2724368B1 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FR9411007A FR2724368B1 (en) 1994-09-12 1994-09-12 PACKAGING MATERIAL COMPRISING A SILICON OXIDE LAYER AND A POLYOLEFIN LAYER
CN95191129A CN1138308A (en) 1994-09-12 1995-09-08 Packaging material comprising a silicon oxide layer and a polyolefin layer
JP8509943A JPH09505249A (en) 1994-09-12 1995-09-08 Packaging material containing a silicon oxide layer and a polyolefin layer
AU33494/95A AU3349495A (en) 1994-09-12 1995-09-08 Packaging material comprising a silicon oxide layer and a polyolefin layer
CA002176245A CA2176245A1 (en) 1994-09-12 1995-09-08 Packaging material comprising a silicon oxide layer and a polyolefin layer
EP95929932A EP0728068A1 (en) 1994-09-12 1995-09-08 Packaging material comprising a silicon oxide layer and a polyolefin layer
PCT/FR1995/001152 WO1996008368A1 (en) 1994-09-12 1995-09-08 Packaging material comprising a silicon oxide layer and a polyolefin layer
KR1019960702475A KR960705679A (en) 1994-09-12 1995-09-08 PACKAGING MATERIAL COMPRISING A SILICON OXIDE LAYER AND A POLYOLEFIN LAYER
NO961847A NO961847D0 (en) 1994-09-12 1996-05-07 Wrapping material comprising a silica layer and a polyolefin layer
FI961998A FI961998A (en) 1994-09-12 1996-05-10 Packaging material comprising a silica layer and a polyolefin layer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9411007A FR2724368B1 (en) 1994-09-12 1994-09-12 PACKAGING MATERIAL COMPRISING A SILICON OXIDE LAYER AND A POLYOLEFIN LAYER

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FR2724368A1 true FR2724368A1 (en) 1996-03-15
FR2724368B1 FR2724368B1 (en) 1996-12-13

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EP (1) EP0728068A1 (en)
JP (1) JPH09505249A (en)
KR (1) KR960705679A (en)
CN (1) CN1138308A (en)
AU (1) AU3349495A (en)
CA (1) CA2176245A1 (en)
FI (1) FI961998A (en)
FR (1) FR2724368B1 (en)
NO (1) NO961847D0 (en)
WO (1) WO1996008368A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2439727A (en) * 2006-07-03 2008-01-09 Zeal Clean Supplies Ltd Flexible packaging material
CN101909882B (en) * 2007-11-14 2014-06-25 陶氏环球技术有限责任公司 Articles and methods of making the same

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EP0052214A1 (en) * 1980-11-14 1982-05-26 BASF Aktiengesellschaft Modified polyurethane adhesive compositions and their use in glueing vulcanised or unvulcanised natural or synthetic rubbers
EP0232055A2 (en) * 1986-01-29 1987-08-12 H.B. FULLER LICENSING & FINANCING, INC. Thermally stable hot melt moisture curing polyurethane adhesive composition
EP0240571A1 (en) * 1985-09-12 1987-10-14 Toppan Printing Co., Ltd. Microwave-heated cooked foods
GB2246794A (en) * 1987-10-19 1992-02-12 Bowater Packaging Ltd Process for preparing barrier packaging materials
JPH04115941A (en) * 1990-09-07 1992-04-16 Toppan Printing Co Ltd Film for retort packing material
JPH06190963A (en) * 1992-12-24 1994-07-12 Showa Denko Kk Production of laminated sheet

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NO961847L (en) 1996-05-07
NO961847D0 (en) 1996-05-07
FR2724368B1 (en) 1996-12-13
FI961998A (en) 1996-07-09
WO1996008368A1 (en) 1996-03-21
AU3349495A (en) 1996-03-29
EP0728068A1 (en) 1996-08-28
CA2176245A1 (en) 1996-03-21
CN1138308A (en) 1996-12-18
KR960705679A (en) 1996-11-08
JPH09505249A (en) 1997-05-27
FI961998A0 (en) 1996-05-10

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