KR100584054B1 - 폴리락트산계 수지 2축 연신 필름 - Google Patents
폴리락트산계 수지 2축 연신 필름 Download PDFInfo
- Publication number
- KR100584054B1 KR100584054B1 KR1020047006592A KR20047006592A KR100584054B1 KR 100584054 B1 KR100584054 B1 KR 100584054B1 KR 1020047006592 A KR1020047006592 A KR 1020047006592A KR 20047006592 A KR20047006592 A KR 20047006592A KR 100584054 B1 KR100584054 B1 KR 100584054B1
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- KR
- South Korea
- Prior art keywords
- film
- polylactic acid
- resin
- mpa
- based resin
- Prior art date
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Classifications
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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
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- 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
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- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- 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
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- 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
- C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
- C08L2666/14—Macromolecular compounds according to C08L59/00 - C08L87/00; Derivatives thereof
- C08L2666/18—Polyesters or polycarbonates according to C08L67/00 - C08L69/00; Derivatives thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31786—Of polyester [e.g., alkyd, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Biological Depolymerization Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Wrappers (AREA)
Abstract
Description
Claims (7)
- 결정성 폴리락트산, 비정질 폴리락트산 또는 이들의 혼합물을 포함하는 폴리락트산계 수지를 함유하는 수지로 이루어지고, JIS K7198 (A법)에 기초하는 동적 점탄성의 온도 의존성에 관한 시험 방법에 있어서 80 ℃에서의 필름의 길이 방향 (MD 방향)과 폭 방향 (TD 방향) 중 적어도 한쪽 방향의 저장 탄성률 E'가 10 MPa 내지 3000 MPa의 범위 내이고, 80 ℃에서 10 초 가열시의 열수축률이 10 % 이하이며, JIS K7128 (B법)으로 측정한 필름의 폭 방향 (TD 방향)의 인열 강도가 10 내지 200 mN이며, TD방향 연신배율에 대한 MD방향 연신배율의 비가 0.5 미만인 폴리락트산계 수지 2축 연신 필름.
- 제1항에 있어서, 상기 동적 점탄성의 온도 의존성에 관한 시험 방법에 있어서 80 ℃에서의 필름의 길이 방향 (MD 방향)과 폭 방향 (TD 방향) 중 적어도 한쪽 방향의 저장 탄성률 E'가 50 내지 1000 MPa의 범위 내인 폴리락트산계 수지 2축 연신 필름.
- 제1항 또는 제2항에 있어서, 상기 동적 점탄성의 온도 의존성에 관한 시험 방법에 있어서 80 ℃에서의 필름의 길이 방향 (MD 방향)과 폭 방향 (TD 방향) 중 적어도 한쪽 방향의 저장 탄성률 E'가 10 내지 300 MPa의 범위 내이며, JIS K7122에 따라서 시차 주사 열량계 (DSC)에서 0 ℃로부터 200 ℃까지 승온하여 측정하였을 때에 100 ℃ 이상에서 존재하는 결정 융해 피크의 융해 열량 ΔHm이 15 내지 30 J/g의 범위인 폴리락트산계 수지 2축 연신 필름.
- 제1항 또는 제2항에 있어서, 폴리락트산계 수지가, 광학 순도 85 % 이상의 결정성 폴리락트산 95 내지 60 중량부와 광학 순도 80 % 이하의 비정질 폴리락트산 5 내지 40 중량부로 이루어지는 혼합물인 폴리락트산계 수지 2축 연신 필름.
- 제1항 또는 제2항에 기재된 폴리락트산계 수지 2축 연신 필름으로 이루어지는 봉투창.
- 제1항 또는 제2항에 있어서, 적어도 필름의 폭 방향 (TD 방향)으로 4 배 이상 연신되고, 그 후에 유리 전이 온도 (Tg) 이상, 융점 (Tm) 이하의 온도에서 열처리된 폴리락트산계 수지 2축 연신 필름.
- 삭제
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001336150 | 2001-11-01 | ||
JPJP-P-2001-00336150 | 2001-11-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050040851A KR20050040851A (ko) | 2005-05-03 |
KR100584054B1 true KR100584054B1 (ko) | 2006-05-29 |
Family
ID=19151025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047006592A KR100584054B1 (ko) | 2001-11-01 | 2002-10-29 | 폴리락트산계 수지 2축 연신 필름 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7175917B2 (ko) |
EP (1) | EP1449867B1 (ko) |
JP (1) | JP4198058B2 (ko) |
KR (1) | KR100584054B1 (ko) |
CN (1) | CN1305940C (ko) |
AU (1) | AU2002344595B2 (ko) |
CA (1) | CA2465335C (ko) |
DE (1) | DE60223712T2 (ko) |
WO (1) | WO2003037966A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100896384B1 (ko) | 2007-10-24 | 2009-05-08 | 강희승 | 생분해성 프라스틱 조성물 및 이를 이용한 창호제작 |
KR20230056491A (ko) | 2021-10-20 | 2023-04-27 | 에코밴스 주식회사 | 생분해성 폴리에스테르 수지, 및 이를 포함하는 생분해성 폴리에스테르 필름 및 적층체 |
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WO2005052056A1 (ja) * | 2003-11-25 | 2005-06-09 | Asahi Kasei Life & Living Corporation | 艶消しフィルム |
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JP4222609B2 (ja) * | 2001-07-11 | 2009-02-12 | 三井化学株式会社 | 脂肪族ポリエステル樹脂組成物及びそれを含んでなるフィルム |
US7175917B2 (en) * | 2001-11-01 | 2007-02-13 | Asahi Kasei Life & Living Corporation | Biaxially oriented polylactic acid-based resin films |
-
2002
- 2002-10-29 US US10/493,387 patent/US7175917B2/en not_active Expired - Lifetime
- 2002-10-29 JP JP2003540240A patent/JP4198058B2/ja not_active Expired - Fee Related
- 2002-10-29 DE DE60223712T patent/DE60223712T2/de not_active Expired - Lifetime
- 2002-10-29 EP EP02777989A patent/EP1449867B1/en not_active Expired - Lifetime
- 2002-10-29 CA CA002465335A patent/CA2465335C/en not_active Expired - Fee Related
- 2002-10-29 AU AU2002344595A patent/AU2002344595B2/en not_active Ceased
- 2002-10-29 KR KR1020047006592A patent/KR100584054B1/ko active IP Right Grant
- 2002-10-29 CN CNB028215753A patent/CN1305940C/zh not_active Expired - Lifetime
- 2002-10-29 WO PCT/JP2002/011211 patent/WO2003037966A1/ja active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100896384B1 (ko) | 2007-10-24 | 2009-05-08 | 강희승 | 생분해성 프라스틱 조성물 및 이를 이용한 창호제작 |
KR20230056491A (ko) | 2021-10-20 | 2023-04-27 | 에코밴스 주식회사 | 생분해성 폴리에스테르 수지, 및 이를 포함하는 생분해성 폴리에스테르 필름 및 적층체 |
WO2023068594A1 (ko) | 2021-10-20 | 2023-04-27 | 에코밴스 주식회사 | 생분해성 폴리에스테르 수지, 및 이를 포함하는 생분해성 폴리에스테르 필름 및 적층체 |
Also Published As
Publication number | Publication date |
---|---|
US20050008815A1 (en) | 2005-01-13 |
CN1578804A (zh) | 2005-02-09 |
CA2465335C (en) | 2008-10-14 |
EP1449867B1 (en) | 2007-11-21 |
CN1305940C (zh) | 2007-03-21 |
DE60223712D1 (de) | 2008-01-03 |
AU2002344595B2 (en) | 2006-06-01 |
DE60223712T2 (de) | 2008-10-30 |
EP1449867A1 (en) | 2004-08-25 |
WO2003037966A1 (fr) | 2003-05-08 |
KR20050040851A (ko) | 2005-05-03 |
EP1449867A4 (en) | 2005-02-09 |
CA2465335A1 (en) | 2003-05-08 |
JP4198058B2 (ja) | 2008-12-17 |
JPWO2003037966A1 (ja) | 2005-04-07 |
US7175917B2 (en) | 2007-02-13 |
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