ES2119563T3 - Polimeros biodegradables, procedimiento para su obtencion, asi como su empleo para la obtencion de cuerpos moldeados biodegradables. - Google Patents

Polimeros biodegradables, procedimiento para su obtencion, asi como su empleo para la obtencion de cuerpos moldeados biodegradables.

Info

Publication number
ES2119563T3
ES2119563T3 ES96900924T ES96900924T ES2119563T3 ES 2119563 T3 ES2119563 T3 ES 2119563T3 ES 96900924 T ES96900924 T ES 96900924T ES 96900924 T ES96900924 T ES 96900924T ES 2119563 T3 ES2119563 T3 ES 2119563T3
Authority
ES
Spain
Prior art keywords
sub
molar
obtaining
well
biodegradable
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
ES96900924T
Other languages
English (en)
Inventor
Volker Warzelhan
Gunnar Schornick
Frank Braun
Ursula Seeliger
Motonori Yamamoto
Peter Bauer
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.)
BASF SE
Original Assignee
BASF SE
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7751361&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2119563(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2119563T3 publication Critical patent/ES2119563T3/es
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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/48—Polymers modified by chemical after-treatment
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/60—Polyamides or polyester-amides
    • C08G18/606—Polyester-amides
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/44—Polyester-amides
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/35—Heterocyclic compounds having nitrogen in the ring having also oxygen in the ring
    • C08K5/353—Five-membered rings
    • 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
    • C08G2230/00—Compositions for preparing biodegradable polymers
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyamides (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

AMIDAS DE POLIETERESTERES P1 DEGRADABLES BIOLOGICAMENTE, OBTENIDAS MEDIANTE REACCION DE UNA MEZCLA COMPUESTA ESENCIALMENTE DE (A1) UNA MEZCLA COMPUESTA ESENCIALMENTE DE UN 20 A UN 95 % MOLAR DE ACIDO ADIPICO O ESTERES DERIVADOS O MEZCLAS DE LOS MISMOS, UN 5 A UN 80 % MOLAR DE ACIDO TEREFTALICO O ESTERES DERIVADOS O MEZCLAS DE LOS MISMOS, Y UN 0 A UN 5 % MOLAR DE UN COMPUESTO CON GRUPOS SULFONATO, DE FORMA QUE LA SUMA DE LOS PORCENTAJES MOLARES ES DEL 100 % MOLAR, Y (A2) UNA MEZCLA DE COMPUESTOS DIHIDROXIDO, COMPUESTA ESENCIALMENTE DE (A21) UN 15 A UN 99,3 % MOLAR DE UN COMPUESTO DIHIDROXIDO, SELECCIONADO DEL GRUPO FORMADO POR ALCANODIOLES C{SUB,2}-C{SUB,6} Y CICLOALCANODIOLES C{SUB,5}-C{SUB,10}, (A22) DE UN 0,2 A UN 85 % MOLAR DE UN COMPUESTO DIHIDROXIDO CON FUNCIONES ETER SEGUN LA FORMULA (I) HO 4 Y M ES UN NUMERO ENTERO DE 2 A 250, O MEZCLAS DE LOS MISMOS, (A23) DE UN 0,5 A UN 80 % MOLAR DE UN AMINOALCANOL C{SUB,2} C{SUB,12} O UN AMINOCICLOALCANOL C{SUB,5} DE UN 0 A UN 50 % MOLAR DE UN DIAMINOALCANO C{SUB,1} C{SUB,8}, (A25) DE UN 0 A UN 50 % MOLAR DE UNA 2,2'' BISOXAZOLINA ASI COMO OTROS POLIMEROS DEGRADABLES BIOLOGICAMENTE Y MASAS MOLDEADAS TERMOPLASTICAS, METODO PARA SU FABRICACION, UTILIZACION PARA LA FABRICACION DE ARTICULOS MOLDEADOS DEGRADABLES BIOLOGICAMENTE ASI COMO ADHESIVOS, ARTICULOS MOLDEADOS DEGRADABLES BIOLOGICAMENTE, QUE SE OBTIENEN DE LOS POLIMEROS O MASAS MOLDEADAS DE LA INVENCION.
ES96900924T 1995-01-13 1996-01-09 Polimeros biodegradables, procedimiento para su obtencion, asi como su empleo para la obtencion de cuerpos moldeados biodegradables. Expired - Lifetime ES2119563T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1995100755 DE19500755A1 (de) 1995-01-13 1995-01-13 Biologisch abbaubare Polymere, Verfahren zu deren Herstellung sowie deren Verwendung zur Herstellung bioabbaubarer Formkörper

Publications (1)

Publication Number Publication Date
ES2119563T3 true ES2119563T3 (es) 1998-10-01

Family

ID=7751361

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96900924T Expired - Lifetime ES2119563T3 (es) 1995-01-13 1996-01-09 Polimeros biodegradables, procedimiento para su obtencion, asi como su empleo para la obtencion de cuerpos moldeados biodegradables.

Country Status (10)

Country Link
US (1) US5880220A (es)
EP (1) EP0802941B1 (es)
JP (1) JP3452582B2 (es)
AU (1) AU4484696A (es)
DE (2) DE19500755A1 (es)
DK (1) DK0802941T3 (es)
ES (1) ES2119563T3 (es)
FI (1) FI117286B (es)
NO (1) NO311033B1 (es)
WO (1) WO1996021690A1 (es)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4440858A1 (de) * 1994-11-15 1996-05-23 Basf Ag Biologisch abbaubare Polymere, Verfahren zu deren Herstellung sowie deren Verwendung zur Herstellung bioabbaubarer Formkörper
DE4440837A1 (de) 1994-11-15 1996-05-23 Basf Ag Biologisch abbaubare Polymere, Verfahren zu deren Herstellung sowie deren Verwendung zur Herstellung bioabbaubarer Formkörper
DE19500757A1 (de) 1995-01-13 1996-07-18 Basf Ag Biologisch abbaubare Polymere, Verfahren zu deren Herstellung sowie deren Verwendung zur Herstellung bioabbaubarer Formkörper
EP0947559B1 (en) 1996-11-05 2004-10-27 NOVAMONT S.p.A. Biodegradable polymeric compositions comprising starch and a thermoplastic polymer
IL145666A0 (en) * 1999-04-16 2002-06-30 Kasei Co C I Resin composition for biodegradable agricultural films with enhanced weatherability
AU2001238392A1 (en) 2000-02-15 2001-08-27 International Paper Company Biodegradable paper-based agricultural substrate
US6699963B2 (en) 2002-03-18 2004-03-02 The Procter & Gamble Company Grinding process for plastic material and compositions therefrom
US20050063938A1 (en) * 2003-02-14 2005-03-24 Burgo Rocco Vincent Tertiary amine functional complex polyester polymers and methods of production and use
US7172814B2 (en) 2003-06-03 2007-02-06 Bio-Tec Biologische Naturverpackungen Gmbh & Co Fibrous sheets coated or impregnated with biodegradable polymers or polymers blends
DE10336387A1 (de) * 2003-08-06 2005-03-03 Basf Ag Biologisch abbaubare Polyestermischung
US9114198B2 (en) * 2003-11-19 2015-08-25 Advanced Cardiovascular Systems, Inc. Biologically beneficial coatings for implantable devices containing fluorinated polymers and methods for fabricating the same
US7910152B2 (en) * 2006-02-28 2011-03-22 Advanced Cardiovascular Systems, Inc. Poly(ester amide)-based drug delivery systems with controlled release rate and morphology
US20070208096A1 (en) * 2006-03-02 2007-09-06 Oxid L.P. Sulfonated aromatic polyester polyol compositions
US8703167B2 (en) * 2006-06-05 2014-04-22 Advanced Cardiovascular Systems, Inc. Coatings for implantable medical devices for controlled release of a hydrophilic drug and a hydrophobic drug
US8323676B2 (en) * 2008-06-30 2012-12-04 Abbott Cardiovascular Systems Inc. Poly(ester-amide) and poly(amide) coatings for implantable medical devices for controlled release of a protein or peptide and a hydrophobic drug
US20090258028A1 (en) * 2006-06-05 2009-10-15 Abbott Cardiovascular Systems Inc. Methods Of Forming Coatings For Implantable Medical Devices For Controlled Release Of A Peptide And A Hydrophobic Drug
PT2121838E (pt) * 2007-02-15 2010-07-29 Basf Se CAMADA DE ESPUMA ‚ BASE DE UMA MISTURA DE POLIéSTER BIODEGRADáVEL
JP5540330B2 (ja) * 2007-02-23 2014-07-02 ユニバーシティ・オブ・ザ・ウィットウォータースランド・ヨハネスブルグ ポリアミド速度変調一体型薬物送達システム
WO2009153275A1 (de) 2008-06-18 2009-12-23 Basf Se Glyoxal und methylglyoxal als additiv für polymerblends
US8765162B2 (en) * 2008-06-30 2014-07-01 Abbott Cardiovascular Systems Inc. Poly(amide) and poly(ester-amide) polymers and drug delivery particles and coatings containing same
ES2702476T3 (es) * 2008-09-29 2019-03-01 Basf Se Poliésteres alifáticos-aromáticos
ES2659873T3 (es) 2008-09-29 2018-03-19 Basf Se Poliésteres alifáticos
BRPI0919471A2 (pt) 2008-09-29 2015-12-01 Basf Se processo para revestimento de papel
JP2012504166A (ja) 2008-09-29 2012-02-16 ビーエーエスエフ ソシエタス・ヨーロピア 生分解性ポリマー混合物
WO2010043505A1 (de) 2008-10-14 2010-04-22 Basf Se Copolymere mit langkettigen acrylaten
US8691127B2 (en) 2008-12-19 2014-04-08 Basf Se Method for producing a composite component by multi-component injection molding
EP2408684B1 (de) 2009-03-20 2013-08-21 Basf Se Biologisch abbaubares material aus einem polymer enthaltenden porösen metallorganischen gerüstmaterial
BR112012005583A2 (pt) 2009-09-14 2020-11-03 Basf Se dispensador, método para preparar o dispensador, método para o controle de ácaros parasitas em colméias de abelhas, uso do dispensador e método para o controle do nosema em colméias de abelhas
CN102575423B (zh) 2009-10-26 2014-12-31 巴斯夫欧洲公司 回收涂胶或涂覆有可生物降解聚合物的纸产品的方法
KR20120102107A (ko) 2009-12-11 2012-09-17 바스프 에스이 생분해성 포일로 포장된 설치류 미끼
CA2787222C (en) 2010-01-14 2017-12-12 Basf Se Method for producing expandable granulates containing polylactic acid
US20110237750A1 (en) * 2010-03-24 2011-09-29 Basf Se Process for film production
US8999491B2 (en) 2010-08-23 2015-04-07 Basf Se Wet-strength corrugated fiberboard
EP2688956A1 (de) 2011-03-23 2014-01-29 Basf Se Polyester auf basis von 2-methylbernsteinsaeure
US8546472B2 (en) 2011-03-23 2013-10-01 Basf Se Polyesters based on 2-methylsuccinic acid
US8686080B2 (en) 2011-05-10 2014-04-01 Basf Se Biodegradable polyester film
EP2628761B1 (en) * 2012-02-17 2015-04-15 Sociedad Anónima Minera Catalano-Aragonesa Biodegradable polyesteretheramide
DE202012101536U1 (de) 2012-04-25 2012-05-31 Janet Händler Gebrauchsgegenstand aus biologisch abbaubarem Kunststoff, insbesondere zur Verwendung als Outdoor-Geschirr
US9056979B2 (en) 2012-11-15 2015-06-16 Basf Se Biodegradable polyester mixture
EP2920244B1 (de) 2012-11-15 2017-01-11 Basf Se Biologisch abbaubare polyestermischung
WO2015052020A1 (de) 2013-10-09 2015-04-16 Basf Se Verfahren zur herstellung von expandierten polyester-schaumstoffpartikeln
WO2015150141A1 (de) 2014-04-02 2015-10-08 Basf Se Polyestermischung
WO2016087270A1 (en) 2014-12-04 2016-06-09 Basf Se Solid agrochemical composition for extended release of carbon dioxide
WO2017011574A1 (en) 2015-07-13 2017-01-19 Basf Corporation Pest control and/or detection system with conductive bait matrix
KR102306554B1 (ko) * 2016-05-30 2021-09-28 소시에다드 아노니마 미네라 카탈라노-아라고네사 생분해성 폴리에스테르에테르아미드를 수득하는 방법
WO2018065481A1 (de) 2016-10-07 2018-04-12 Basf Se Sphärische mikropartikel
US20210387156A1 (en) 2018-10-30 2021-12-16 Basf Se Method for producing microparticles which are charged with an active material
JP2022539602A (ja) 2019-07-12 2022-09-12 ビーエーエスエフ ソシエタス・ヨーロピア 揮発性有機活性剤が充填された微粒子を製造する方法
US20230390167A1 (en) 2020-10-30 2023-12-07 Basf Se Process for producing microparticles laden with an aroma chemical
WO2024074562A1 (en) 2022-10-06 2024-04-11 Basf Se Thermoplastic polymer blend and use thereof

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB818157A (en) * 1955-12-22 1959-08-12 Kodak Ltd Improvements in linear polyesters and polyesteramides
US3153017A (en) * 1961-06-29 1964-10-13 Eastman Kodak Co Nitrogen-containing linear polyesters from amino methyl cyclohexanol and dicarboxylic acids
GB1115512A (en) * 1965-04-02 1968-05-29 Ici Ltd Polyesteramides
DE1595381B2 (de) * 1966-01-29 1974-11-07 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Polymerisation von Gemischen verschiedener Delta hoch 2 -Oxazoline
US3803259A (en) * 1972-08-03 1974-04-09 Continental Oil Co H2s modified cracking of naphtha
DE2829624A1 (de) * 1978-07-06 1980-01-24 Basf Ag Thermoplastische mischpolyester
NL7900022A (nl) * 1979-01-03 1980-07-07 Akzo Nv Werkwijze voor de bereiding van een gesegmenteerd thermoplastisch elastomeer.
US4328049A (en) * 1979-03-20 1982-05-04 Caterpillar Tractor Co. Torch height sensing apparatus
DE2925582A1 (de) * 1979-06-25 1981-01-22 Basf Ag Thermoplastische, segmentierte elastomere copolyaetherester und ihre verwendung als haftkleber
DE2945729C2 (de) * 1979-11-13 1982-06-09 Chemische Werke Hüls AG, 4370 Marl Verfahren zur Herstellung von hochmolekularen, linearen Polyestern
IE66735B1 (en) * 1988-11-03 1996-02-07 Biotec Biolog Naturverpack Thermoplastically workable starch and a method for the manufacture thereof
CA2004300C (en) * 1988-12-01 1999-05-11 Motoshige Hayashi Process for producing polyester resin foam and polyester resin foam sheet
US5097005A (en) * 1990-05-11 1992-03-17 E. I. Du Pont De Nemours And Company Novel copolyesters and their use in compostable products such as disposable diapers
US5171308A (en) * 1990-05-11 1992-12-15 E. I. Du Pont De Nemours And Company Polyesters and their use in compostable products such as disposable diapers
US5097004A (en) * 1990-05-11 1992-03-17 E. I. Du Pont De Nemours And Company Novel polyesters and their use in compostable products such as disposable diapers
GB2245684A (en) * 1990-06-26 1992-01-08 Ford Motor Co Phase change mechanism.
CA2067451A1 (en) * 1991-05-24 1993-10-29 Gregory B. Kharas Polylactide blends
DE4132015A1 (de) * 1991-09-26 1993-04-01 Basf Ag Thermoplastische polyurethan-elastomere mit einem geringen organischen kohlenstoffabgabewert, verfahren zu ihrer herstellung und ihre verwendung
DE4208360A1 (de) * 1992-03-16 1993-09-23 Bayer Ag Kompostierbare thermoplastische blockcopolyester fuer verpackungsmaterialien
JP3179177B2 (ja) * 1992-04-10 2001-06-25 昭和高分子株式会社 ウレタン結合を含む脂肪族ポリエステル

Also Published As

Publication number Publication date
EP0802941A1 (de) 1997-10-29
NO973229D0 (no) 1997-07-11
DK0802941T3 (da) 1998-11-23
AU4484696A (en) 1996-07-31
JPH11500761A (ja) 1999-01-19
NO973229L (no) 1997-09-11
WO1996021690A1 (de) 1996-07-18
DE19500755A1 (de) 1996-07-18
FI972964A (fi) 1997-07-11
FI972964A0 (fi) 1997-07-11
JP3452582B2 (ja) 2003-09-29
US5880220A (en) 1999-03-09
NO311033B1 (no) 2001-10-01
DE59600383D1 (de) 1998-09-03
FI117286B (fi) 2006-08-31
EP0802941B1 (de) 1998-07-29

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