KR20160073536A - 선형 저밀도 폴리에틸렌 복합필름 및 이를 포함하는 포장재 - Google Patents
선형 저밀도 폴리에틸렌 복합필름 및 이를 포함하는 포장재 Download PDFInfo
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- KR20160073536A KR20160073536A KR1020140181959A KR20140181959A KR20160073536A KR 20160073536 A KR20160073536 A KR 20160073536A KR 1020140181959 A KR1020140181959 A KR 1020140181959A KR 20140181959 A KR20140181959 A KR 20140181959A KR 20160073536 A KR20160073536 A KR 20160073536A
- Authority
- KR
- South Korea
- Prior art keywords
- density polyethylene
- low density
- linear low
- surface layer
- film
- 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.)
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Links
- 229920000092 linear low density polyethylene Polymers 0.000 title claims abstract description 84
- 239000004707 linear low-density polyethylene Substances 0.000 title claims abstract description 84
- 239000000463 material Substances 0.000 title description 3
- 238000012856 packing Methods 0.000 title description 3
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 53
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 53
- 239000002344 surface layer Substances 0.000 claims abstract description 53
- 239000010410 layer Substances 0.000 claims abstract description 36
- 239000002131 composite material Substances 0.000 claims abstract description 33
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 28
- 239000011347 resin Substances 0.000 claims abstract description 20
- 229920005989 resin Polymers 0.000 claims abstract description 20
- 239000005022 packaging material Substances 0.000 claims abstract description 17
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 229920001526 metallocene linear low density polyethylene Polymers 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 238000007765 extrusion coating Methods 0.000 claims abstract description 3
- 229920006267 polyester film Polymers 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 10
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims description 8
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 claims description 6
- 238000007740 vapor deposition Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 18
- 230000008021 deposition Effects 0.000 abstract description 13
- 239000010408 film Substances 0.000 description 69
- 229920010126 Linear Low Density Polyethylene (LLDPE) Polymers 0.000 description 21
- 238000000151 deposition Methods 0.000 description 13
- 235000013305 food Nutrition 0.000 description 7
- 229920002799 BoPET Polymers 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000012748 slip agent Substances 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000005025 cast polypropylene Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920006113 non-polar polymer Polymers 0.000 description 2
- LYRFLYHAGKPMFH-UHFFFAOYSA-N octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(N)=O LYRFLYHAGKPMFH-UHFFFAOYSA-N 0.000 description 2
- 229920006280 packaging film Polymers 0.000 description 2
- 239000012785 packaging film Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- UAUDZVJPLUQNMU-UHFFFAOYSA-N Erucasaeureamid Natural products CCCCCCCCC=CCCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000015895 biscuits Nutrition 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013039 cover film Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- UAUDZVJPLUQNMU-KTKRTIGZSA-N erucamide Chemical compound CCCCCCCC\C=C/CCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-KTKRTIGZSA-N 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000005003 food packaging material Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 235000011888 snacks Nutrition 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 229940037312 stearamide Drugs 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Images
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
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
-
- 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
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
Description
도 2는 도 1의 선형 저밀도 폴리에틸렌 복합필름을 포함하는 포장재의 구조를 나타낸 도면.
10 선형 저밀도 폴리에틸렌 복합필름
20 외장필름
100 제1표면층
200 중간층
300 제2표면층
400 차단층
500 코팅면
600 PET 필름
Claims (5)
- 선형 저밀도 폴리에틸렌 수지로 된 중간층과,
상기 중간층의 일면에 끈적임성을 부여하여 금속 증착성을 향상시킨 제1표면층과,
상기 중간층의 타면에 저온 실링성을 향상시킨 제2표면층을 포함하되,
상기 제1표면층은, 선형 저밀도 폴리에틸렌 75 내지 85 중량부와 저밀도 폴리에틸렌 15 내지 25 중량부를 포함하여 혼합한 수지로 이루어지고,
상기 제2표면층은, 선형 저밀도 폴리에틸렌 55 내지 65 중량부와, 저밀도 폴리에틸렌 15 내지 20 중량부와, 메탈로센 선형 저밀도 폴리에틸렌 20 내지 30 중량부를 포함하여 혼합한 수지로 이루어진 것을 특징으로 하는 선형 저밀도 폴리에틸렌 복합필름. - 제1항에 있어서,
상기 선형 저밀도 폴리에틸렌 복합필름은, 상기 제1표면층, 중간층 및 제2표면층을 이루는 각각의 용융된 수지를 동시에 압출하고, 용융된 상태의 각각의 수지를 상기 제1표면층, 중간층 및 제2표면층의 순으로 적층하여 형성되는 것을 특징으로 하는 선형 저밀도 폴리에틸렌 복합필름. - 제1항 또는 제2항에 있어서,
상기 제1표면층 및 중간층의 선형 저밀도 폴리에틸렌은, 부텐-1 선형 저밀도 폴리에틸렌, 옥텐-1 선형 저밀도 폴리에틸렌 또는 헥센-1 선형 저밀도 폴리에틸렌에서 선택된 적어도 어느 하나이고,
상기 제2표면층의 선형 저밀도 폴리에틸렌은, 옥텐-1 선형 저밀도 폴리에틸렌 또는 헥센-1 선형 저밀도 폴리에틸렌인 것을 특징으로 하는 선형 저밀도 폴리에틸렌 복합필름. - 제1항 또는 제2항에 있어서,
상기 제1표면층 위에 알루미늄을 증착한 차단층을 더 포함하는 것을 특징으로 하는 선형 저밀도 폴리에틸렌 복합필름. - 제4항의 선형 저밀도 폴리에틸렌 복합필름의 차단층 위에 저밀도 폴리에틸렌을 압출 코팅한 폴리에스테르 필름을 합지한 것을 특징으로 하는 포장재.
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KR1020140181959A KR101663497B1 (ko) | 2014-12-17 | 2014-12-17 | 선형 저밀도 폴리에틸렌 복합필름 및 이를 포함하는 포장재 |
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KR1020140181959A KR101663497B1 (ko) | 2014-12-17 | 2014-12-17 | 선형 저밀도 폴리에틸렌 복합필름 및 이를 포함하는 포장재 |
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KR20160073536A true KR20160073536A (ko) | 2016-06-27 |
KR101663497B1 KR101663497B1 (ko) | 2016-10-07 |
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Cited By (5)
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---|---|---|---|---|
KR102073120B1 (ko) * | 2019-05-28 | 2020-02-04 | 주식회사 동서 | 쉽게 개봉 되면서 재활용이 용이한 연포장재 및 그 제조 방법 |
KR20200120834A (ko) * | 2019-04-12 | 2020-10-22 | 주식회사 신세계푸드 | 에틸렌가스 흡착 필름 및 이를 포함하는 포장지 |
KR102416093B1 (ko) * | 2021-08-18 | 2022-07-06 | 이주라 | 가스차단성이 우수한 폴리에틸렌 기반 친환경 다층 필름 및 이의 제조방법 |
KR20240052389A (ko) * | 2022-10-14 | 2024-04-23 | 동원시스템즈 주식회사 | 고기능성 방담 필름 |
KR102728173B1 (ko) | 2023-09-08 | 2024-11-08 | 주식회사 삼원기업 | 그라비아 인쇄방식을 이용하여 대전방지 코팅층을 형성시킨 포장재 제조 방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101978872B1 (ko) * | 2017-12-15 | 2019-05-15 | (주)아모레퍼시픽 | 내층과 외층에 이종 재질이 적용된 튜브 용기 및 그의 제조 방법 |
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Cited By (5)
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KR20200120834A (ko) * | 2019-04-12 | 2020-10-22 | 주식회사 신세계푸드 | 에틸렌가스 흡착 필름 및 이를 포함하는 포장지 |
KR102073120B1 (ko) * | 2019-05-28 | 2020-02-04 | 주식회사 동서 | 쉽게 개봉 되면서 재활용이 용이한 연포장재 및 그 제조 방법 |
KR102416093B1 (ko) * | 2021-08-18 | 2022-07-06 | 이주라 | 가스차단성이 우수한 폴리에틸렌 기반 친환경 다층 필름 및 이의 제조방법 |
KR20240052389A (ko) * | 2022-10-14 | 2024-04-23 | 동원시스템즈 주식회사 | 고기능성 방담 필름 |
KR102728173B1 (ko) | 2023-09-08 | 2024-11-08 | 주식회사 삼원기업 | 그라비아 인쇄방식을 이용하여 대전방지 코팅층을 형성시킨 포장재 제조 방법 |
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