KR20090069635A - 돌자 강도를 향상한 강인성 피이티 필름 및 그 제조 방법 - Google Patents
돌자 강도를 향상한 강인성 피이티 필름 및 그 제조 방법 Download PDFInfo
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- KR20090069635A KR20090069635A KR1020070137360A KR20070137360A KR20090069635A KR 20090069635 A KR20090069635 A KR 20090069635A KR 1020070137360 A KR1020070137360 A KR 1020070137360A KR 20070137360 A KR20070137360 A KR 20070137360A KR 20090069635 A KR20090069635 A KR 20090069635A
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- 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
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
-
- 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
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- 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
- B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
- B29C55/026—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets of preformed plates or sheets coated with a solution, a dispersion or a melt of thermoplastic material
-
- 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
-
- 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
-
- 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
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
- C08L67/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the carboxyl- and the hydroxy groups directly linked to aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- 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
- C08J2367/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
Description
구분 | 비교예 | 실시예 | ||
두께 | 평균 | ㎛ | 12 | 12 |
돌자강도 (Stick Strength) | N | 3.7 | 5.0 | |
열수축율 | 150℃ | MD | 1.4 | 3.1 |
30분 | TD | 0.0 | 1.8 | |
190℃ | MD | 2.6 | 8.4 | |
20분 | TD | 0.0 | 6.6 | |
강도 | MD | Kgf/㎟ | 25 | 34 |
TD | 20 | 30 | ||
신도 | MD | % | 120 | 108 |
TD | 152 | 118 | ||
탄성율 | MD | Kgf/㎟ | 503 | 513 |
TD | 477 | 528 | ||
면배향도(fn) | 0.157 | 0.166 | ||
헤이즈(HAZE) | % | 3.5 | 3.0 |
Claims (5)
- 무입자 PET 칩과 실리카 입자(SiO2) 함유 PET 칩을 일정비율로 혼합하여 PET 필름을 제조하는 방법에 있어서,상기 필름의 제조 공정에 있어서 두께는 동일하게 유지되도록 하면서 종방향(MD) 및 횡방향(TD) 연신비를 증가시키고, TD 열고정 온도는 낮추고, 제막 후 물, 코폴리에스테르(copolyester) 및 멜리민(melamine)계 경화제로 구성되는 도막제로 막의 일면을 도막하여 제조함으로, MD 인장강도 30 이상이고, TD 인장강도 28 이상으로 됨을 특징으로 하는 돌자 강도를 향상한 강인성 PET 필름의 제조 방법.
- 제 1항에 있어서, 상기 종방향(MD) 및 횡방향(TD) 연신비는 2 내지 10% 증가됨을 특징으로 하는 돌자 강도를 향상한 강인성 PET 필름의 제조 방법.
- 제 1항에 있어서, 상기 횡방향(TD) 열고정 온도는 5 내지 30℃ 낮아짐을 특징으로 하는 돌자 강도를 향상한 강인성 PET 필름의 제조 방법.
- 제 1항에 있어서, 상기 PET 필름의 두께는 10 내지 15㎛임을 특징으로 하는 돌자 강도를 향상한 강인성 PET 필름의 제조 방법.
- 청구항 1 내지 4의 어느 한 항에 따라 제조된 것임을 특징으로 하는 식품 포장용 돌자 강도를 향상한 강인성 PET 필름.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070137360A KR100952529B1 (ko) | 2007-12-26 | 2007-12-26 | 돌자 강도를 향상한 강인성 피이티 필름 및 그 제조 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020070137360A KR100952529B1 (ko) | 2007-12-26 | 2007-12-26 | 돌자 강도를 향상한 강인성 피이티 필름 및 그 제조 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20090069635A true KR20090069635A (ko) | 2009-07-01 |
KR100952529B1 KR100952529B1 (ko) | 2010-04-12 |
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KR1020070137360A KR100952529B1 (ko) | 2007-12-26 | 2007-12-26 | 돌자 강도를 향상한 강인성 피이티 필름 및 그 제조 방법 |
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KR (1) | KR100952529B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20110075278A (ko) * | 2009-12-28 | 2011-07-06 | 도레이첨단소재 주식회사 | 인장신도를 개선한 고신도 폴리에스테르 필름 및 그 제조 방법 |
KR101105264B1 (ko) * | 2010-09-02 | 2012-01-17 | (주)레이나 | Cmp 공정 중 연마 완료 시점 검출 시스템 및 방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920012205A (ko) * | 1990-12-18 | 1992-07-25 | 이수환 | 도포층 함유 고투명 폴리에스테르 필름 |
US6231955B1 (en) * | 1998-06-22 | 2001-05-15 | Mitsubishi Polyester Film Corporation | Biaxially oriented polyester film |
KR100562464B1 (ko) * | 1999-12-03 | 2006-03-17 | 주식회사 코오롱 | 표면처리 이축연신 필름 |
US6660397B2 (en) | 2002-02-21 | 2003-12-09 | Toray Plastics (America), Inc. | Thermoplastic sheet with scratch resistant surface and method of making same |
-
2007
- 2007-12-26 KR KR1020070137360A patent/KR100952529B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20110075278A (ko) * | 2009-12-28 | 2011-07-06 | 도레이첨단소재 주식회사 | 인장신도를 개선한 고신도 폴리에스테르 필름 및 그 제조 방법 |
KR101105264B1 (ko) * | 2010-09-02 | 2012-01-17 | (주)레이나 | Cmp 공정 중 연마 완료 시점 검출 시스템 및 방법 |
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Publication number | Publication date |
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KR100952529B1 (ko) | 2010-04-12 |
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