DE69719841D1 - Herstellungsverfahren für spritzgegossenes Produkt von Polyglycolsäure - Google Patents

Herstellungsverfahren für spritzgegossenes Produkt von Polyglycolsäure

Info

Publication number
DE69719841D1
DE69719841D1 DE69719841T DE69719841T DE69719841D1 DE 69719841 D1 DE69719841 D1 DE 69719841D1 DE 69719841 T DE69719841 T DE 69719841T DE 69719841 T DE69719841 T DE 69719841T DE 69719841 D1 DE69719841 D1 DE 69719841D1
Authority
DE
Germany
Prior art keywords
manufacturing process
molded product
injection molded
polyglycolic acid
polyglycolic
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 - Lifetime
Application number
DE69719841T
Other languages
English (en)
Other versions
DE69719841T2 (de
Inventor
Yukichika Kawakami
Nobuo Sato
Mitsuru Hoshino
Toshitaka Kouyama
Zenya Shiiki
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Application granted granted Critical
Publication of DE69719841D1 publication Critical patent/DE69719841D1/de
Publication of DE69719841T2 publication Critical patent/DE69719841T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69719841T 1996-04-30 1997-04-29 Herstellungsverfahren für spritzgegossenes Produkt von Polyglycolsäure Expired - Lifetime DE69719841T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13421996 1996-04-30
JP13421996 1996-04-30
JP10516297A JP3731839B2 (ja) 1996-04-30 1997-04-08 ポリグリコール酸射出成形物及びその製造方法
JP10516297 1997-04-08

Publications (2)

Publication Number Publication Date
DE69719841D1 true DE69719841D1 (de) 2003-04-24
DE69719841T2 DE69719841T2 (de) 2004-02-05

Family

ID=26445501

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69719841T Expired - Lifetime DE69719841T2 (de) 1996-04-30 1997-04-29 Herstellungsverfahren für spritzgegossenes Produkt von Polyglycolsäure

Country Status (5)

Country Link
US (2) US6046251A (de)
EP (1) EP0805182B1 (de)
JP (1) JP3731839B2 (de)
KR (1) KR100261833B1 (de)
DE (1) DE69719841T2 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0925915B1 (de) * 1996-09-13 2004-01-21 Kureha Kagaku Kogyo Kabushiki Kaisha Gasundurchlässiger mehrschichtiger hohler behälter
US6495612B1 (en) 1998-06-09 2002-12-17 The Procter & Gamble Company Shape-formed, three dimensional, moisture vapor permeable, liquid impermeable articles
EP0964026A1 (de) * 1998-06-09 1999-12-15 The Procter & Gamble Company Niedrigviskose thermoplastische Zusammenserzungen für Strukturen mit verbesserter Wasserdampfdurchlässbarkeit und deren Verwendung in Saugkörpern
EP0963760A1 (de) * 1998-06-09 1999-12-15 The Procter & Gamble Company Niedrigviskose thermoplastische Zusammensetzungen für feuchtigkeitsdurchlässige Strukturen
JP2003020344A (ja) * 2001-07-10 2003-01-24 Kureha Chem Ind Co Ltd ポリグリコール酸成形物
ATE388182T1 (de) * 2001-07-10 2008-03-15 Kureha Corp Polyhydroxycarbonsäure und verfahren zu dessen herstellung
EP1281724B1 (de) * 2001-08-01 2006-01-11 Fuji Photo Film Co., Ltd. Biologisch abbaubares Kunststoffteil und Verfahren zu dessen Herstellung
US20030125508A1 (en) * 2001-10-31 2003-07-03 Kazuyuki Yamane Crystalline polyglycolic acid, polyglycolic acid composition and production process thereof
US20030136788A1 (en) * 2002-01-24 2003-07-24 Beaty Albert Marion Fuel tank and method of making same
KR20030070623A (ko) * 2002-02-26 2003-09-02 수언룽윈 미생물분해 합성수지와 식물성 섬유를 복합한 생분해성일회용 용기재료의 제조방법
KR100496810B1 (ko) * 2002-04-22 2005-06-22 박근성 생분해성 재료 조성물로 용기를 제조하기 위한 성형기
US20050221032A1 (en) * 2002-05-29 2005-10-06 Kazuyuki Yamane Container of biodegradable heat-resistant hard resin molding
EP1632330A4 (de) * 2003-05-22 2009-09-02 Sumitomo Heavy Industries Formverfahren, werkzeug zum formen, formkörper und formmaschine
US8899317B2 (en) 2008-12-23 2014-12-02 W. Lynn Frazier Decomposable pumpdown ball for downhole plugs
US8079413B2 (en) 2008-12-23 2011-12-20 W. Lynn Frazier Bottom set downhole plug
US9562415B2 (en) 2009-04-21 2017-02-07 Magnum Oil Tools International, Ltd. Configurable inserts for downhole plugs
US9181772B2 (en) 2009-04-21 2015-11-10 W. Lynn Frazier Decomposable impediments for downhole plugs
US9109428B2 (en) 2009-04-21 2015-08-18 W. Lynn Frazier Configurable bridge plugs and methods for using same
US9163477B2 (en) 2009-04-21 2015-10-20 W. Lynn Frazier Configurable downhole tools and methods for using same
US9127527B2 (en) 2009-04-21 2015-09-08 W. Lynn Frazier Decomposable impediments for downhole tools and methods for using same
US9062522B2 (en) 2009-04-21 2015-06-23 W. Lynn Frazier Configurable inserts for downhole plugs
US20130131209A1 (en) * 2010-08-03 2013-05-23 Kureha Corporation Polyglycolic Acid Particle, Production Process of Polyglycolic Acid Particle, and Use Thereof
US8399077B1 (en) 2011-11-21 2013-03-19 Cryovac, Inc. Polyglycolic acid-based film
US8722164B2 (en) 2012-05-11 2014-05-13 Cryovac, Inc. Polymeric film for use in bioprocessing applications
CA2891366C (en) * 2012-10-11 2017-05-02 Kureha Corporation Polyglycolic acid resin composition and method for producing the same
CN112469763B (zh) * 2018-10-29 2023-11-24 上海浦景化工技术股份有限公司 耐高温和耐老化的聚乙交酯共聚物及其组成
JP7308264B2 (ja) * 2018-10-29 2023-07-13 プージン ケミカル インダストリー カンパニー リミテッド ポリグリコライドコポリマー組成物及びその製造方法
US10763911B1 (en) * 2020-04-03 2020-09-01 Open Mind Developments Corporation Protective covering for an electronic device
CN114058162A (zh) * 2020-08-03 2022-02-18 台州中科瓯华新材料科技有限公司 一种全生物降解梳子及制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676945A (en) * 1950-10-18 1954-04-27 Du Pont Condensation polymers of hydroxyacetic acid
US3620218A (en) * 1963-10-31 1971-11-16 American Cyanamid Co Cylindrical prosthetic devices of polyglycolic acid
US4496446A (en) * 1980-10-20 1985-01-29 American Cyanamid Company Modification of polyglycolic acid structural elements to achieve variable in-vivo physical properties
US4473670A (en) * 1983-05-25 1984-09-25 Ethicon, Inc. Salt-filled absorbable polymers
US4612923A (en) * 1983-12-01 1986-09-23 Ethicon, Inc. Glass-filled, absorbable surgical devices
DE3445738A1 (de) * 1984-12-14 1986-06-19 Draenert Klaus Implantat zur knochenverstaerkung und verankerung von knochenschrauben, implantaten oder implantatteilen
US4808351A (en) * 1985-03-25 1989-02-28 American Cyanamid Company Process for manufacturing a molded prosthetic device
US5502158A (en) * 1988-08-08 1996-03-26 Ecopol, Llc Degradable polymer composition
EP0533314A3 (en) * 1991-09-17 1993-06-30 Novacor Chemicals (International) S.A. Biodegradable polyester compositions
US5409751A (en) * 1992-03-27 1995-04-25 Mitsui Toatsu Chemicals, Incorporated Degradable container
JPH06256480A (ja) * 1993-03-04 1994-09-13 Toyobo Co Ltd 生分解性包装用フィルム
JPH06256481A (ja) * 1993-03-05 1994-09-13 Toyobo Co Ltd 生分解性農業用フィルム
US5321113A (en) * 1993-05-14 1994-06-14 Ethicon, Inc. Copolymers of an aromatic anhydride and aliphatic ester

Also Published As

Publication number Publication date
EP0805182B1 (de) 2003-03-19
KR100261833B1 (ko) 2000-07-15
JPH1072529A (ja) 1998-03-17
DE69719841T2 (de) 2004-02-05
US6183679B1 (en) 2001-02-06
EP0805182A1 (de) 1997-11-05
KR19980079103A (ko) 1998-11-25
JP3731839B2 (ja) 2006-01-05
US6046251A (en) 2000-04-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KUREHA CORP., TOKYO/TOKIO, JP