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WO2010002205A3 - Biodegradable flexible film - Google Patents

Biodegradable flexible film Download PDF

Info

Publication number
WO2010002205A3
WO2010002205A3 PCT/KR2009/003621 KR2009003621W WO2010002205A3 WO 2010002205 A3 WO2010002205 A3 WO 2010002205A3 KR 2009003621 W KR2009003621 W KR 2009003621W WO 2010002205 A3 WO2010002205 A3 WO 2010002205A3
Authority
WO
WIPO (PCT)
Prior art keywords
flexible film
biodegradable flexible
biodegradable
polyhydroxyalkanoate
biodegradability
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.)
Ceased
Application number
PCT/KR2009/003621
Other languages
French (fr)
Other versions
WO2010002205A2 (en
Inventor
Kyung-Youn Kim
Sang Il Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SKC Co Ltd
Original Assignee
SKC Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SKC Co Ltd filed Critical SKC Co Ltd
Publication of WO2010002205A2 publication Critical patent/WO2010002205A2/en
Publication of WO2010002205A3 publication Critical patent/WO2010002205A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of 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
    • 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
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2467/04—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
    • C08L2201/00—Properties
    • C08L2201/10—Transparent films; Clear coatings; Transparent materials
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

A biodegradable flexible film, comprising 20 to 90 wt% of polylactic acid and 1 to 80 wt% of a polyhydroxyalkanoate, exhibits a biodegradability of at least 90 %, an initial elastic modulus determined based on a stress-strain curve of 50 to 350 kgf/mm2, and a haze of 20 % or less.
PCT/KR2009/003621 2008-07-03 2009-07-02 Biodegradable flexible film Ceased WO2010002205A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080064567A KR100985438B1 (en) 2008-07-03 2008-07-03 Biodegradable Flexible Film
KR10-2008-0064567 2008-07-03

Publications (2)

Publication Number Publication Date
WO2010002205A2 WO2010002205A2 (en) 2010-01-07
WO2010002205A3 true WO2010002205A3 (en) 2010-04-08

Family

ID=41466478

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/003621 Ceased WO2010002205A2 (en) 2008-07-03 2009-07-02 Biodegradable flexible film

Country Status (2)

Country Link
KR (1) KR100985438B1 (en)
WO (1) WO2010002205A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101385879B1 (en) * 2011-12-26 2014-04-16 (주)엘지하우시스 Bio plastic composition
US20140151258A1 (en) * 2012-12-03 2014-06-05 Cryovac, Inc. Polymeric Films Comprising Biodegradable Polyester or Copolymer Thereof
WO2015059709A1 (en) * 2013-10-27 2015-04-30 Tipa Corp. Ltd Biodegradable sheet
US20240208191A1 (en) * 2021-04-16 2024-06-27 Sk Microworks Co., Ltd. Biaxially stretched film, laminate, and eco-friendly packaging material comprising film
KR102514290B1 (en) * 2021-04-16 2023-03-27 에스케이마이크로웍스 주식회사 Biaxially oriented film and environment-friendly packing material comprising same
KR102670966B1 (en) * 2021-05-14 2024-05-31 에스케이마이크로웍스 주식회사 Laminate and preperation method thereof
CN119604398A (en) * 2022-08-01 2025-03-11 丹尼米尔知识产权有限责任公司 Dimensionally stable biodegradable film
WO2024152063A1 (en) * 2023-01-13 2024-07-18 Plastic Suppliers, Inc. dba Earthfirst Blown film article of pha and wax additives
WO2024262378A1 (en) * 2023-06-21 2024-12-26 株式会社カネカ Stretched film

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002059198A1 (en) * 2001-01-25 2002-08-01 Novamont S.P.A. A ternary mixture of biodegradable polyesters and products obtained therefrom
WO2007088402A2 (en) * 2006-02-03 2007-08-09 Tissuemed Limited Tissue-adhesive materials
WO2007118828A1 (en) * 2006-04-14 2007-10-25 Biotec Biologische Naturverpackungen Gmbh & Co. Kg Multilayered film and method for manufacturing same
WO2008028344A1 (en) * 2006-08-29 2008-03-13 Tianjin Greenbio Material Co. Ltd. The composition containing polyhydroxyalkanoate copolymer and polylactic acid used for foam

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002059198A1 (en) * 2001-01-25 2002-08-01 Novamont S.P.A. A ternary mixture of biodegradable polyesters and products obtained therefrom
WO2007088402A2 (en) * 2006-02-03 2007-08-09 Tissuemed Limited Tissue-adhesive materials
WO2007118828A1 (en) * 2006-04-14 2007-10-25 Biotec Biologische Naturverpackungen Gmbh & Co. Kg Multilayered film and method for manufacturing same
WO2008028344A1 (en) * 2006-08-29 2008-03-13 Tianjin Greenbio Material Co. Ltd. The composition containing polyhydroxyalkanoate copolymer and polylactic acid used for foam

Also Published As

Publication number Publication date
KR100985438B1 (en) 2010-10-06
KR20100004420A (en) 2010-01-13
WO2010002205A2 (en) 2010-01-07

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