CA1113898A - Coextruded laminar thermoplastic bags - Google Patents
Coextruded laminar thermoplastic bagsInfo
- Publication number
- CA1113898A CA1113898A CA318,490A CA318490A CA1113898A CA 1113898 A CA1113898 A CA 1113898A CA 318490 A CA318490 A CA 318490A CA 1113898 A CA1113898 A CA 1113898A
- Authority
- CA
- Canada
- Prior art keywords
- layer
- bag
- mil
- bags
- ethylene
- 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
Links
- 229920001169 thermoplastic Polymers 0.000 title abstract description 5
- 239000004416 thermosoftening plastic Substances 0.000 title abstract description 5
- -1 polypropylene Polymers 0.000 claims abstract description 12
- 239000004743 Polypropylene Substances 0.000 claims abstract description 9
- 229920001155 polypropylene Polymers 0.000 claims abstract description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 7
- 239000005977 Ethylene Substances 0.000 claims description 7
- 229920005992 thermoplastic resin Polymers 0.000 claims description 5
- 239000004711 α-olefin Substances 0.000 claims description 4
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims description 3
- 235000013305 food Nutrition 0.000 abstract description 7
- 229920001903 high density polyethylene Polymers 0.000 abstract description 2
- 239000004700 high-density polyethylene Substances 0.000 abstract description 2
- 239000004698 Polyethylene Substances 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 238000003303 reheating Methods 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 3
- 238000010411 cooking Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 229920001038 ethylene copolymer Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 229940099514 low-density polyethylene Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000905957 Channa melasoma Species 0.000 description 1
- 229920001074 Tenite Polymers 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000021190 leftovers Nutrition 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 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
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B32B27/32—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
- B32B27/06—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
- 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
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
- B65D31/02—Bags or like containers made of paper and having structural provision for thickness of contents with laminated walls
-
- 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
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
- B32B2250/242—All polymers belonging to those covered by group B32B27/32
-
- 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
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
-
- 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
- B32B2323/00—Polyalkenes
- B32B2323/04—Polyethylene
- B32B2323/043—HDPE, i.e. high density 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
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
-
- 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
-
- 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
- B32B2439/40—Closed containers
- B32B2439/46—Bags
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Bag Frames (AREA)
- Wrappers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US86508877A | 1977-12-27 | 1977-12-27 | |
| US865,088 | 1977-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1113898A true CA1113898A (en) | 1981-12-08 |
Family
ID=25344683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA318,490A Expired CA1113898A (en) | 1977-12-27 | 1978-12-22 | Coextruded laminar thermoplastic bags |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS54100475A (Direct) |
| BE (1) | BE873112A (Direct) |
| CA (1) | CA1113898A (Direct) |
| DE (1) | DE2855053A1 (Direct) |
| FR (1) | FR2413853A7 (Direct) |
| GB (1) | GB2011317B (Direct) |
| IT (1) | IT7823615V0 (Direct) |
| NL (1) | NL7812412A (Direct) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5288531A (en) * | 1991-08-09 | 1994-02-22 | The Dow Chemical Company | Pouch for packaging flowable materials |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4439478A (en) * | 1980-05-23 | 1984-03-27 | W. R. Grace & Co., Cryovac Division | Heat sealable, multi-ply polypropylene film |
| US4390385A (en) | 1980-05-23 | 1983-06-28 | W. R. Grace & Co., Cryovac Div. | Heat sealable, multi-ply polypropylene film |
| US4903859B1 (en) * | 1988-09-23 | 2000-04-18 | Better Agricultural Goals Inc | Container for flowable materials |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS598228B2 (ja) * | 1975-02-04 | 1984-02-23 | 吉崎 鴻造 | 食品包装用袋 |
| JPS5268279A (en) * | 1975-12-04 | 1977-06-06 | Toyobo Co Ltd | Composite films of polypropylene withexcellent processability |
-
1978
- 1978-12-20 DE DE19782855053 patent/DE2855053A1/de not_active Withdrawn
- 1978-12-21 NL NL7812412A patent/NL7812412A/xx not_active Application Discontinuation
- 1978-12-21 IT IT7823615U patent/IT7823615V0/it unknown
- 1978-12-21 GB GB7849554A patent/GB2011317B/en not_active Expired
- 1978-12-22 CA CA318,490A patent/CA1113898A/en not_active Expired
- 1978-12-26 JP JP16443578A patent/JPS54100475A/ja active Granted
- 1978-12-27 BE BE192594A patent/BE873112A/xx unknown
- 1978-12-27 FR FR7836532A patent/FR2413853A7/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5288531A (en) * | 1991-08-09 | 1994-02-22 | The Dow Chemical Company | Pouch for packaging flowable materials |
| US5364486A (en) * | 1991-08-09 | 1994-11-15 | The Dow Chemical Company | Pouch for packaging flowable materials |
Also Published As
| Publication number | Publication date |
|---|---|
| BE873112A (fr) | 1979-06-27 |
| JPS54100475A (en) | 1979-08-08 |
| IT7823615V0 (it) | 1978-12-21 |
| GB2011317A (en) | 1979-07-11 |
| GB2011317B (en) | 1982-03-10 |
| FR2413853A7 (fr) | 1979-07-27 |
| DE2855053A1 (de) | 1979-07-05 |
| NL7812412A (nl) | 1979-06-29 |
| JPS6151548B2 (Direct) | 1986-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |