KR100560214B1 - 개봉성이 용이한 포장용 폴리에스테르 필름 - Google Patents
개봉성이 용이한 포장용 폴리에스테르 필름 Download PDFInfo
- Publication number
- KR100560214B1 KR100560214B1 KR1020030054070A KR20030054070A KR100560214B1 KR 100560214 B1 KR100560214 B1 KR 100560214B1 KR 1020030054070 A KR1020030054070 A KR 1020030054070A KR 20030054070 A KR20030054070 A KR 20030054070A KR 100560214 B1 KR100560214 B1 KR 100560214B1
- Authority
- KR
- South Korea
- Prior art keywords
- film
- longitudinal
- packaging
- polyester film
- polyester
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
- B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
Claims (7)
- 유리전이온도 60℃ 이상의 폴리에스테르계 쉬트를 종방향 및 횡방향으로 각각 1.2∼2.5배 및 3.0∼5.0배의 연신비로 이축연신하여 제조된, 종방향 굴절률이 1.64 이하, 복굴절률이 0.03 이상, 종방향 강도가 6kgf/㎟ 이상이며, 종방향 파단 에너지가 90kgf·mm 이하인 것을 특징으로 하는 이(易)개봉성 포장용 폴리에스테르 필름.
- 제 1 항에 있어서,필름의 두께가 8~25㎛이며, 종방향 신도가 100% 이하인 것을 특징으로 하는 폴리에스테르 필름.
- 삭제
- 제 1 항에 있어서,이축 연신 후 Tg(유리전이온도) +55℃ 이상의 온도에서 열처리된 것임을 특징으로 하는 폴리에스테르 필름.
- 제 1 항에 있어서,필름의 종방향 강도가 7 내지 15kgf/㎟ 인 것을 특징으로 하는 폴리에스테르 필름.
- 제 1 항에 있어서,필름의 비중이 1.372 이상인 것을 특징으로 하는 폴리에스테르 필름.
- 제 1 항에 있어서,필름의 종방향 신도가 80% 이하인 것을 특징으로 하는 폴리에스테르 필름.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030054070A KR100560214B1 (ko) | 2003-08-05 | 2003-08-05 | 개봉성이 용이한 포장용 폴리에스테르 필름 |
PCT/KR2004/001830 WO2005012403A1 (en) | 2003-08-05 | 2004-07-22 | Packaging polyester film with easy opening property |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030054070A KR100560214B1 (ko) | 2003-08-05 | 2003-08-05 | 개봉성이 용이한 포장용 폴리에스테르 필름 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050015304A KR20050015304A (ko) | 2005-02-21 |
KR100560214B1 true KR100560214B1 (ko) | 2006-03-10 |
Family
ID=34114264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030054070A KR100560214B1 (ko) | 2003-08-05 | 2003-08-05 | 개봉성이 용이한 포장용 폴리에스테르 필름 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR100560214B1 (ko) |
WO (1) | WO2005012403A1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0602678D0 (en) | 2006-02-09 | 2006-03-22 | Dupont Teijin Films Us Ltd | Polyester film and manufacturing process |
JP4411556B2 (ja) * | 2006-06-14 | 2010-02-10 | 東洋紡績株式会社 | 熱収縮性ポリエステル系フィルム、およびその製造方法 |
JP4560740B2 (ja) | 2007-09-25 | 2010-10-13 | 東洋紡績株式会社 | 熱収縮性ポリエステル系フィルムの製造方法、熱収縮性ポリエステル系フィルム及び包装体 |
US8728594B2 (en) | 2008-02-27 | 2014-05-20 | Toyo Boseki Kabushiki Kaisha | Heat-shrinkable white polyester film, process for producing heat-shrinkable white polyester film, label, and package |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5747174A (en) * | 1992-02-25 | 1998-05-05 | Toray Industries, Inc. | Biaxially oriented, laminated polyester film |
JP2000063537A (ja) * | 1998-08-19 | 2000-02-29 | Teijin Ltd | ポリエステルフィルム |
KR20000038632A (ko) * | 1998-12-08 | 2000-07-05 | 조정래 | 이축연신 폴리에스테르 필름의 제조방법 |
KR20030048185A (ko) * | 2001-12-11 | 2003-06-19 | 에스케이씨 주식회사 | 이축연신 폴리에스테르 필름 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02127022A (ja) * | 1988-11-07 | 1990-05-15 | Mitsui Toatsu Chem Inc | ひねり包装用フィルムの製造方法 |
JPH0665409A (ja) * | 1992-08-20 | 1994-03-08 | Unitika Ltd | 軽量化ポリエステル樹脂フイルムおよびその製造方法 |
JPH10249935A (ja) * | 1997-03-07 | 1998-09-22 | Toray Ind Inc | 受像体基材用フイルム |
-
2003
- 2003-08-05 KR KR1020030054070A patent/KR100560214B1/ko active IP Right Grant
-
2004
- 2004-07-22 WO PCT/KR2004/001830 patent/WO2005012403A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5747174A (en) * | 1992-02-25 | 1998-05-05 | Toray Industries, Inc. | Biaxially oriented, laminated polyester film |
JP2000063537A (ja) * | 1998-08-19 | 2000-02-29 | Teijin Ltd | ポリエステルフィルム |
KR20000038632A (ko) * | 1998-12-08 | 2000-07-05 | 조정래 | 이축연신 폴리에스테르 필름의 제조방법 |
KR20030048185A (ko) * | 2001-12-11 | 2003-06-19 | 에스케이씨 주식회사 | 이축연신 폴리에스테르 필름 |
Also Published As
Publication number | Publication date |
---|---|
KR20050015304A (ko) | 2005-02-21 |
WO2005012403A1 (en) | 2005-02-10 |
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