CA3135082A1 - Sacs de plastique tisses presentant des caracteristiques reduisant les fuites, les bris et les infestations - Google Patents
Sacs de plastique tisses presentant des caracteristiques reduisant les fuites, les bris et les infestations Download PDFInfo
- Publication number
- CA3135082A1 CA3135082A1 CA3135082A CA3135082A CA3135082A1 CA 3135082 A1 CA3135082 A1 CA 3135082A1 CA 3135082 A CA3135082 A CA 3135082A CA 3135082 A CA3135082 A CA 3135082A CA 3135082 A1 CA3135082 A1 CA 3135082A1
- Authority
- CA
- Canada
- Prior art keywords
- bag
- cut
- side wall
- wall
- angled
- 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.)
- Pending
Links
- 206010061217 Infestation Diseases 0.000 title abstract description 16
- 229920003023 plastic Polymers 0.000 title description 25
- 239000004033 plastic Substances 0.000 title description 25
- -1 polypropylene Polymers 0.000 claims abstract description 69
- 239000004743 Polypropylene Substances 0.000 claims abstract description 30
- 229920001155 polypropylene Polymers 0.000 claims abstract description 30
- 239000004698 Polyethylene Substances 0.000 claims abstract description 29
- 229920000573 polyethylene Polymers 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims description 74
- 238000007789 sealing Methods 0.000 claims description 70
- 229920000642 polymer Polymers 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- 229920000728 polyester Polymers 0.000 claims description 15
- 229920002647 polyamide Polymers 0.000 claims description 12
- 239000004952 Polyamide Substances 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 9
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 9
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 9
- 229920001903 high density polyethylene Polymers 0.000 claims description 8
- 239000004700 high-density polyethylene Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229920001684 low density polyethylene Polymers 0.000 claims description 6
- 239000004702 low-density polyethylene Substances 0.000 claims description 6
- 229920006254 polymer film Polymers 0.000 claims description 5
- 238000007639 printing Methods 0.000 abstract description 22
- 239000002650 laminated plastic Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 105
- 239000000853 adhesive Substances 0.000 description 25
- 230000001070 adhesive effect Effects 0.000 description 24
- 239000000976 ink Substances 0.000 description 19
- 230000008859 change Effects 0.000 description 8
- 238000007796 conventional method Methods 0.000 description 7
- 235000013305 food Nutrition 0.000 description 7
- 230000002441 reversible effect Effects 0.000 description 6
- 239000005026 oriented polypropylene Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 238000009958 sewing Methods 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- 230000003313 weakening effect Effects 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 229920002799 BoPET Polymers 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 229920006233 biaxially oriented polyamide Polymers 0.000 description 3
- 229920006378 biaxially oriented polypropylene Polymers 0.000 description 3
- 239000011127 biaxially oriented polypropylene Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 210000003813 thumb Anatomy 0.000 description 3
- 238000003855 Adhesive Lamination Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 239000000020 Nitrocellulose Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000013590 bulk material Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229920001220 nitrocellulos Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 239000004831 Hot glue Substances 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 240000003888 Phoenix reclinata Species 0.000 description 1
- 240000003705 Senecio vulgaris Species 0.000 description 1
- 238000003854 Surface Print Methods 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 210000003811 finger Anatomy 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000003562 lightweight material Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 239000013047 polymeric layer Substances 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- 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
- 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
- B65D31/10—Bags or like containers made of paper and having structural provision for thickness of contents with gusseted sides
-
- 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
- B65D33/00—Details of, or accessories for, sacks or bags
-
- 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
- B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
- B65D75/52—Details
- B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
- B65D75/5827—Tear-lines provided in a wall portion
- B65D75/5833—Tear-lines provided in a wall portion for tearing out a portion of the wall
- B65D75/5838—Tear-lines provided in a wall portion for tearing out a portion of the wall combined with separate fixed tearing means, e.g. tabs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bag Frames (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/077,725 | 2020-10-22 | ||
| US17/077,725 US11472622B2 (en) | 2014-04-04 | 2020-10-22 | Woven plastic bags with features that reduce leakage, breakage, and infestations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3135082A1 true CA3135082A1 (fr) | 2022-04-22 |
Family
ID=73401460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3135082A Pending CA3135082A1 (fr) | 2020-10-22 | 2021-10-18 | Sacs de plastique tisses presentant des caracteristiques reduisant les fuites, les bris et les infestations |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3988466A1 (fr) |
| CA (1) | CA3135082A1 (fr) |
| MX (1) | MX2021012905A (fr) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4373979A (en) | 1980-09-26 | 1983-02-15 | Workman Bag Company Ltd. | Sealed bags of plastic materials |
| US5188235A (en) | 1991-02-28 | 1993-02-23 | Superbag Corp. | Bag pack |
| US5979655A (en) | 1998-06-03 | 1999-11-09 | Inteplast Group, Ltd. | Plastic bag stack with special tab opening |
| US6315448B1 (en) | 1998-11-12 | 2001-11-13 | Bemis Company, Inc. | Multiwall bag with peelable opening |
| DE10106289A1 (de) | 2001-02-06 | 2002-08-29 | Windmoeller & Hoelscher | Verfahren zum Herstellen von Seitenfaltensäcken aus Kunststoffolie |
| US7753588B2 (en) | 2003-09-15 | 2010-07-13 | Superbag Corp. | Bag, bag pack, and bag dispensing system |
| US20060072856A1 (en) | 2004-09-24 | 2006-04-06 | Frank Su | Side tear tabless T-shirt style bag pack |
| AT505283B1 (de) | 2007-02-05 | 2008-12-15 | Starlinger & Co Gmbh | Verfahren zum herstellen von bahnabschnitten aus flexiblem bahnmaterial sowie zum herstellen von verpackungsbehältern |
| US10661963B2 (en) * | 2014-04-04 | 2020-05-26 | Polytex Fibers Corporation | Peelable easy open plastic bags |
| US9845184B2 (en) | 2012-02-13 | 2017-12-19 | Polytex Fibers Corporation | Easy open plastic bags |
| US9969529B2 (en) | 2012-02-13 | 2018-05-15 | Polytex Fibers Corporation | Easy open plastic bags |
| WO2015154014A1 (fr) * | 2014-04-04 | 2015-10-08 | Polytex Fibers Corporation | Sacs plastique tissés dotés de caractéristiques permettant la réduction de toute fuite, rupture et infestation |
-
2020
- 2020-11-12 EP EP20207311.0A patent/EP3988466A1/fr active Pending
-
2021
- 2021-10-18 CA CA3135082A patent/CA3135082A1/fr active Pending
- 2021-10-21 MX MX2021012905A patent/MX2021012905A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3988466A1 (fr) | 2022-04-27 |
| MX2021012905A (es) | 2022-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20220930 |
|
| EEER | Examination request |
Effective date: 20220930 |
|
| EEER | Examination request |
Effective date: 20220930 |