KR101099461B1 - 보호필름 - Google Patents
보호필름 Download PDFInfo
- Publication number
- KR101099461B1 KR101099461B1 KR1020080101797A KR20080101797A KR101099461B1 KR 101099461 B1 KR101099461 B1 KR 101099461B1 KR 1020080101797 A KR1020080101797 A KR 1020080101797A KR 20080101797 A KR20080101797 A KR 20080101797A KR 101099461 B1 KR101099461 B1 KR 101099461B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- protective film
- melt index
- vinyl acetate
- prism
- 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 - Fee Related
Links
- 230000001681 protective effect Effects 0.000 claims abstract description 45
- 239000000853 adhesive Substances 0.000 claims abstract description 24
- 230000001070 adhesive effect Effects 0.000 claims abstract description 24
- -1 polypropylene Polymers 0.000 claims abstract description 22
- 239000004743 Polypropylene Substances 0.000 claims abstract description 21
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920001155 polypropylene Polymers 0.000 claims abstract description 21
- 229920005989 resin Polymers 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 18
- 239000012790 adhesive layer Substances 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 6
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 4
- 229920002799 BoPET Polymers 0.000 claims description 3
- 230000036962 time dependent Effects 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 11
- 239000000155 melt Substances 0.000 description 13
- 229940117958 vinyl acetate Drugs 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 11
- 239000005038 ethylene vinyl acetate Substances 0.000 description 8
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 8
- 230000000704 physical effect Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 229920006379 extruded polypropylene Polymers 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 230000037303 wrinkles Effects 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
- B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
-
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
-
- 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
- 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
- B32B2331/00—Polyvinylesters
- B32B2331/04—Polymers of vinyl acetate, e.g. PVA
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
Description
Claims (5)
- 용융지수(Melt Index, 230℃, 2.16Kg)가 3 ~ 9g/10분인 폴리프로필렌으로 이루어진 베이스필름과 상기 베이스필름의 일면 또는 양면에 용융지수(Melt Index, 190℃, 2.16Kg)가 1 ~ 4g/10분이고, 비닐아세테이트 단위를 9 ~ 18중량% 함유하는 비닐아세테이트계 수지로 이루어진 점착층을 공압출하여 적층시킨 보호필름으로,상기 베이스필름의 두께는 전체 두께의 50 ~ 90%, 상기 점착층의 두께는 전체 두께의 10 ~ 50%이며, PET필름에 부착 후, JIS-Z0237에 따른 점착력이 1 ~ 3g/25mm이고, 7일간 60℃(습도65%)에서 방치 후 점착력의 경시변화가 1 ~ 10 g/25mm인 보호필름.
- 제 1항에 있어서,상기 보호필름의 전체 두께는 20 ~ 60 ㎛인 보호필름.
- 제 2항에 있어서,상기 보호필름의 폭방향에 대한 배향각이 60 ~ 85도인 것을 특징으로 하는 보호필름.
- 삭제
- 제 1항 내지 제 3항에서 선택되는 어느 한 항에 있어서,상기 보호필름은 프리즘필름의 하면에 사용되는 보호필름.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080101797A KR101099461B1 (ko) | 2008-10-17 | 2008-10-17 | 보호필름 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080101797A KR101099461B1 (ko) | 2008-10-17 | 2008-10-17 | 보호필름 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100042693A KR20100042693A (ko) | 2010-04-27 |
KR101099461B1 true KR101099461B1 (ko) | 2011-12-27 |
Family
ID=42217960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080101797A Expired - Fee Related KR101099461B1 (ko) | 2008-10-17 | 2008-10-17 | 보호필름 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101099461B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210101974A (ko) | 2020-02-11 | 2021-08-19 | 김운곤 | 프리즘 시트용 기능성 보호필름 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101132758B1 (ko) * | 2008-10-29 | 2012-05-04 | 코오롱인더스트리 주식회사 | 보호필름 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100597111B1 (ko) * | 2006-03-31 | 2006-07-05 | (주)폴리타운 | 자기점착성 표면보호필름 |
JP2008080626A (ja) | 2006-09-27 | 2008-04-10 | Toray Advanced Film Co Ltd | 表面保護フィルム |
-
2008
- 2008-10-17 KR KR1020080101797A patent/KR101099461B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100597111B1 (ko) * | 2006-03-31 | 2006-07-05 | (주)폴리타운 | 자기점착성 표면보호필름 |
JP2008080626A (ja) | 2006-09-27 | 2008-04-10 | Toray Advanced Film Co Ltd | 表面保護フィルム |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210101974A (ko) | 2020-02-11 | 2021-08-19 | 김운곤 | 프리즘 시트용 기능성 보호필름 |
Also Published As
Publication number | Publication date |
---|---|
KR20100042693A (ko) | 2010-04-27 |
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Comment text: Notification of reason for refusal Patent event date: 20110314 Patent event code: PE09021S01D |
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Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20111212 |
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