CA1287465C - Pellicule tubulaire stratifiee, et sa mise en forme - Google Patents
Pellicule tubulaire stratifiee, et sa mise en formeInfo
- Publication number
- CA1287465C CA1287465C CA000523521A CA523521A CA1287465C CA 1287465 C CA1287465 C CA 1287465C CA 000523521 A CA000523521 A CA 000523521A CA 523521 A CA523521 A CA 523521A CA 1287465 C CA1287465 C CA 1287465C
- Authority
- CA
- Canada
- Prior art keywords
- layer
- film
- tubular
- stream
- barrier layer
- 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.)
- Expired - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title description 6
- 239000010410 layer Substances 0.000 abstract description 64
- 230000004888 barrier function Effects 0.000 abstract description 34
- 239000012790 adhesive layer Substances 0.000 abstract description 18
- 238000001125 extrusion Methods 0.000 abstract description 16
- 230000005540 biological transmission Effects 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 9
- 239000001301 oxygen Substances 0.000 abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 4
- 239000002344 surface layer Substances 0.000 abstract 2
- 239000012792 core layer Substances 0.000 description 19
- 239000005033 polyvinylidene chloride Substances 0.000 description 15
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 11
- 239000002131 composite material Substances 0.000 description 9
- 239000012260 resinous material Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- -1 Saran~ Chemical compound 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- QHZOMAXECYYXGP-UHFFFAOYSA-N ethene;prop-2-enoic acid Chemical compound C=C.OC(=O)C=C QHZOMAXECYYXGP-UHFFFAOYSA-N 0.000 description 1
- BFMKFCLXZSUVPI-UHFFFAOYSA-N ethyl but-3-enoate Chemical compound CCOC(=O)CC=C BFMKFCLXZSUVPI-UHFFFAOYSA-N 0.000 description 1
- 229920006226 ethylene-acrylic acid Polymers 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000131 polyvinylidene Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- NQLVQOSNDJXLKG-UHFFFAOYSA-N prosulfocarb Chemical compound CCCN(CCC)C(=O)SCC1=CC=CC=C1 NQLVQOSNDJXLKG-UHFFFAOYSA-N 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000523521A CA1287465C (fr) | 1986-11-21 | 1986-11-21 | Pellicule tubulaire stratifiee, et sa mise en forme |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000523521A CA1287465C (fr) | 1986-11-21 | 1986-11-21 | Pellicule tubulaire stratifiee, et sa mise en forme |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1287465C true CA1287465C (fr) | 1991-08-13 |
Family
ID=4134398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000523521A Expired - Lifetime CA1287465C (fr) | 1986-11-21 | 1986-11-21 | Pellicule tubulaire stratifiee, et sa mise en forme |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1287465C (fr) |
-
1986
- 1986-11-21 CA CA000523521A patent/CA1287465C/fr not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed | ||
| MKEC | Expiry (correction) |
Effective date: 20121205 |