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BR9007686A - Polimerizacao de lactona catalisada por compostos de itrio e de terras raras - Google Patents

Polimerizacao de lactona catalisada por compostos de itrio e de terras raras

Info

Publication number
BR9007686A
BR9007686A BR909007686A BR9007686A BR9007686A BR 9007686 A BR9007686 A BR 9007686A BR 909007686 A BR909007686 A BR 909007686A BR 9007686 A BR9007686 A BR 9007686A BR 9007686 A BR9007686 A BR 9007686A
Authority
BR
Brazil
Prior art keywords
polymerization
catalyed
itrium
lacton
compounds
Prior art date
Application number
BR909007686A
Other languages
English (en)
Inventor
Stephan James Mclain
Neville Everton Drysdale
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BR9007686A publication Critical patent/BR9007686A/pt

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
    • 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
    • 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
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Medicinal Preparation (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
BR909007686A 1989-09-29 1990-09-05 Polimerizacao de lactona catalisada por compostos de itrio e de terras raras BR9007686A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/414,964 US5028667A (en) 1989-09-29 1989-09-29 Yttrium and rare earth compounds catalyzed lactone polymerization
PCT/US1990/004951 WO1991005001A1 (en) 1989-09-29 1990-09-05 Yttrium and rare earth compounds catalyzed lactone polymerization

Publications (1)

Publication Number Publication Date
BR9007686A true BR9007686A (pt) 1992-08-18

Family

ID=23643768

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909007686A BR9007686A (pt) 1989-09-29 1990-09-05 Polimerizacao de lactona catalisada por compostos de itrio e de terras raras

Country Status (20)

Country Link
US (1) US5028667A (pt)
EP (1) EP0493529B1 (pt)
JP (1) JP2858947B2 (pt)
CN (1) CN1051367A (pt)
AT (1) ATE124709T1 (pt)
AU (1) AU6624490A (pt)
BR (1) BR9007686A (pt)
CA (1) CA2066029A1 (pt)
DE (1) DE69020739T2 (pt)
FI (1) FI921351A0 (pt)
GR (1) GR900100721A (pt)
IE (1) IE903483A1 (pt)
IL (1) IL95804A0 (pt)
MX (1) MX22628A (pt)
NZ (1) NZ235503A (pt)
PL (1) PL287107A1 (pt)
PT (1) PT95470A (pt)
WO (1) WO1991005001A1 (pt)
YU (1) YU185290A (pt)
ZA (1) ZA907797B (pt)

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US5066231A (en) * 1990-02-23 1991-11-19 Minnesota Mining And Manufacturing Company Dental impression process using polycaprolactone molding composition
NZ239713A (en) * 1990-09-11 1993-03-26 Du Pont Fluidised bed polymerisation of a cyclic compound by ring opening; compositions of ring-opened polymerisable compounds and initiators
US5264547A (en) * 1991-04-12 1993-11-23 Takasago International Corporation Optically active ether lactone, optically active polymer thereof, and process for producing the polymer
JP2717889B2 (ja) * 1991-04-12 1998-02-25 高砂香料工業株式会社 光学活性エーテルラクトン類、その光学活性ポリマーおよびそのポリマーの製造方法
US5340646A (en) * 1991-04-26 1994-08-23 Mitsui Toatsu Chemicals, Inc. Breathable, hydrolyzable porous film
US5292859A (en) * 1992-12-22 1994-03-08 E. I. Du Pont De Nemours And Company Rare earth metal coordination compounds as lactone polymerization catalysts
US5208297A (en) * 1991-12-30 1993-05-04 E. I. Du Pont De Nemours And Company Rare earth metal coordination compounds as lactone polymerization catalysts
US5225521A (en) * 1991-12-31 1993-07-06 E. I. Du Pont De Nemours And Company Star-shaped hydroxyacid polymers
US5142023A (en) * 1992-01-24 1992-08-25 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5247058A (en) * 1992-01-24 1993-09-21 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5247059A (en) * 1992-01-24 1993-09-21 Cargill, Incorporated Continuous process for the manufacture of a purified lactide from esters of lactic acid
US5258488A (en) * 1992-01-24 1993-11-02 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US6005067A (en) * 1992-01-24 1999-12-21 Cargill Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US5235031A (en) * 1992-03-13 1993-08-10 E. I. Du Pont De Nemours And Company Polymerization of lactide
DE4218510A1 (de) * 1992-06-02 1993-12-09 Pharmatech Gmbh Verfahren zur Herstellung biologisch abbaubarer Polyester
US5541346A (en) * 1992-10-21 1996-07-30 E. I. Du Pont De Nemours And Company Polymerization of, and depolymerization to, cyclic ethers using selected metal compound catalysts
US5317064A (en) * 1992-12-11 1994-05-31 E. I. Du Pont De Nemours And Company Manufacture of polylactide stereocomplexes
US5420235A (en) * 1993-01-21 1995-05-30 E. I. Du Pont De Nemours And Company Continuous poly (hydroxy acid) polymerization using a counter-current impeller mixing system
US5631066A (en) * 1993-01-25 1997-05-20 Chronopol, Inc. Process for making metalized films and films produced therefrom
US5202413A (en) * 1993-02-16 1993-04-13 E. I. Du Pont De Nemours And Company Alternating (ABA)N polylactide block copolymers
US5342969A (en) * 1993-03-03 1994-08-30 E. I. Du Pont De Nemours And Company Recovery of hydroxycarboxylic acid values from poly(hydroxycarboxylic acids)
US5310599A (en) * 1993-05-06 1994-05-10 E. I. Du Pont De Nemours And Company Method for making polymers of alpha-hydroxy acids
FR2707653B1 (fr) * 1993-07-16 1995-09-15 Vetoquinol Sa Conjugué entre un polymère biocompatible et biodégradable et une molécule notamment une molécule biologiquement active, à hydrogène mobile, son procédé de préparation et composition pharmaceutique comprenant ce conjugué.
US5382617A (en) * 1993-08-20 1995-01-17 E. I. Du Pont De Nemours And Company Stabilization of poly(hydroxy acid)s derived from lactic or glycolic acid
US5374743A (en) * 1993-09-30 1994-12-20 E. I. Du Pont De Nemours And Company Process for the synthesis of lactide or glycolide from lactic acid or glycolide acid oligomers
US5489651A (en) * 1994-02-14 1996-02-06 The Regents Of The University Of California Polymerization using bimetallic bis-lanthanoid initiators
US5639466A (en) * 1994-02-24 1997-06-17 Chronopol, Inc. Method for packaging foodstuffs
US5399666A (en) * 1994-04-21 1995-03-21 E. I. Du Pont De Nemours And Company Easily degradable star-block copolymers
US5475069A (en) * 1994-10-31 1995-12-12 E. I. Du Pont De Nemours And Company Polymerization of vinyl ethers
WO1996019519A1 (en) * 1994-12-21 1996-06-27 Universiteit Twente Catalytic ring opening polymerization of lactones, carbonates, ethers, morpholine-2,5-diones and anhydrides and catalyst therefor
CA2178663A1 (en) * 1995-07-06 1997-01-07 Richard E. Cherpeck Polylactone aminocarbamates and fuel compositions containing the same
CA2178662A1 (en) * 1995-07-06 1997-01-07 Chevron Chemical Company Polyoxyalkylene polylactone aminocarbamates and fuel compositions containing the same
US5656040A (en) * 1995-07-06 1997-08-12 Chevron Chemical Company Aminoaromatic ester polylactone aminocarbamates and fuel compositions containing the same
US5633342A (en) * 1995-10-27 1997-05-27 Chronopol, Inc. Method for the synthesis of environmentally degradable block copolymers
US5618319A (en) * 1996-06-20 1997-04-08 Chevron Chemical Company Alkylamine polylactone aminocarbamates and fuel compositions containing the same
US5622532A (en) * 1996-06-20 1997-04-22 Chevron Chemical Company Polylactone aromatic esters and fuel compositions containing the same
CN1080737C (zh) * 1998-06-23 2002-03-13 北京服装学院高分子材料研究所 聚酯类聚合物合成的混合催化剂
EP1043066A1 (fr) * 1999-04-09 2000-10-11 Omnichem S.A. Compositions catalytiques à base d'yttrium et des métaux des terres rares pour la polymérisation de composés hétérocycliques oxygénés
WO2001042333A2 (en) * 1999-12-13 2001-06-14 Michigan State University Process for the preparation of polymers of dimeric cyclic esters
EP1236753A1 (en) * 2001-03-02 2002-09-04 Hycail B.V. Environmentally degradable polymeric compounds, their preparation and use as hot melt adhesive
US20020142304A1 (en) * 2001-03-09 2002-10-03 Anderson Daniel G. Uses and methods of making microarrays of polymeric biomaterials
SG92833A1 (en) * 2001-03-27 2002-11-19 Sumitomo Chemical Co Polymeric light emitting substance and polymer light emitting device using the same
JP4656056B2 (ja) * 2001-03-29 2011-03-23 東レ株式会社 ポリ乳酸ブロック共重合体、その製造方法、成形品およびポリ乳酸組成物
JP5177200B2 (ja) * 2001-03-29 2013-04-03 東レ株式会社 ポリ乳酸組成物、成形品およびポリ乳酸組成物の製造方法
KR100880140B1 (ko) * 2001-07-10 2009-01-23 가부시끼가이샤 구레하 폴리히드록시카르복실산 및 이의 제조 방법
US20040028804A1 (en) * 2002-08-07 2004-02-12 Anderson Daniel G. Production of polymeric microarrays
US20050136536A1 (en) * 2003-09-15 2005-06-23 Anderson Daniel G. Embryonic epithelial cells
US20070117959A1 (en) * 2003-12-15 2007-05-24 The Children's Hospital Of Philadelphia Novel polyesters
EP1602676A1 (en) 2004-06-01 2005-12-07 SOLVAY (Société Anonyme) Catalytic compositions
CN101346067B (zh) 2005-11-22 2013-03-27 塞格提斯有限公司 甘油乙酰丙酸酯缩酮及其用途
WO2008004628A1 (fr) 2006-07-07 2008-01-10 Sumitomo Chemical Company, Limited Complexe de métal de terre rare, catalyseur de polymérisation et procédé pour la fabrication du polymère
CN100422196C (zh) * 2006-09-21 2008-10-01 苏州大学 烷氧基稀土钠钾多金属簇合物及其用途
CN100424087C (zh) * 2006-09-21 2008-10-08 苏州大学 烷氧基稀土钾多金属簇合物及其用途
US20100130676A1 (en) * 2007-03-30 2010-05-27 Teijin Limited Polylactic acid composition and fiber thereof
WO2008124035A2 (en) * 2007-04-09 2008-10-16 University Of Connecticut Ring-opening polymerization of cyclic esters, polyesters formed thereby, and articles comprising the polyesters
CA2736636A1 (en) * 2008-09-25 2010-04-01 Segetis, Inc. Ketal ester derivatives
CA2765195C (en) 2009-06-22 2020-06-02 Segetis, Inc. Ketal compounds and uses thereof
US20110052847A1 (en) * 2009-08-27 2011-03-03 Roberts Danny H Articles of manufacture from renewable resources
KR20140077883A (ko) * 2011-08-02 2014-06-24 록우드 리튬 게엠베하 희토류 금속의 η5:η1-사이클로펜타디에닐리덴-포스포란 속박된 기하학적 착화합물
CA2857094A1 (en) * 2011-11-11 2013-05-16 Segetis, Inc. Poly(lactone)s, method of manufacture, and uses thereof
CN103833662B (zh) * 2014-03-07 2016-04-20 济南大学 苯并恶唑酚衍生物、该衍生物的铝配合物及其制备方法和应用
WO2016097002A1 (en) 2014-12-17 2016-06-23 Purac Biochem Bv Substrates coated or bonded with a composition comprising a polyurethane
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US20160208094A1 (en) 2014-12-19 2016-07-21 Earth Renewable Technologies Extrudable polylactic acid composition and method of makingmolded articles utilizing the same
CN105061734B (zh) * 2015-08-07 2017-01-11 常州大学 具有催化乙交酯开环聚合性能的镧配位聚合物及制备方法
CN105061479B (zh) * 2015-08-07 2017-04-05 常州大学 镧配位聚合物及其制备方法和催化乙交酯开环聚合的应用
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CN115612081B (zh) * 2022-10-25 2023-05-12 苏州大学 一种环状聚（l-丙交酯）的制备方法

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BE556561A (pt) * 1956-04-13
US3169945A (en) * 1956-04-13 1965-02-16 Union Carbide Corp Lactone polyesters
JPS5575422A (en) * 1978-11-30 1980-06-06 Daicel Chem Ind Ltd Preparation of lactonepolyester
JPS56149422A (en) * 1980-04-23 1981-11-19 Daicel Chem Ind Ltd Preparation of lactone high-polymer
JPS6368631A (ja) * 1986-09-09 1988-03-28 Daicel Chem Ind Ltd ポリε−カプロラクトン樹脂
US4719246A (en) * 1986-12-22 1988-01-12 E. I. Du Pont De Nemours And Company Polylactide compositions
BE1001149A6 (fr) * 1989-05-17 1989-08-01 Chimie Macromoleculaire Et De Procede de preparation de polymeres de lactones fonctionnels, polylactones telles qu'ainsi obtenues et leur utilisation.

Also Published As

Publication number Publication date
WO1991005001A1 (en) 1991-04-18
EP0493529A1 (en) 1992-07-08
YU185290A (sh) 1992-09-07
DE69020739D1 (de) 1995-08-10
EP0493529B1 (en) 1995-07-05
US5028667A (en) 1991-07-02
PT95470A (pt) 1991-05-22
GR900100721A (el) 1992-01-20
JP2858947B2 (ja) 1999-02-17
DE69020739T2 (de) 1995-11-23
MX22628A (es) 1993-11-01
IE903483A1 (en) 1991-04-10
US5028667B1 (pt) 1993-02-09
FI921351A (fi) 1992-03-27
IL95804A0 (en) 1991-06-30
ATE124709T1 (de) 1995-07-15
ZA907797B (en) 1992-05-27
FI921351A0 (fi) 1992-03-27
NZ235503A (en) 1993-03-26
JPH05500982A (ja) 1993-02-25
AU6624490A (en) 1991-04-28
CA2066029A1 (en) 1991-03-30
PL287107A1 (en) 1992-03-23
CN1051367A (zh) 1991-05-15

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Legal Events

Date Code Title Description
KF Request for proof of payment of annual fee
FD5 Application fees: dismissal - article 86 of industrial property law
B15K Others concerning applications: alteration of classification

Free format text: PROCEDIMENTO AUTOMATICO DE RECLASSIFICACAO. AS CLASSIFICACOES IPC ANTERIORES ERAM: C08G 63/84; C08G 63/08; C07F 5/00; A61K 47/48.

Ipc: C08G 63/08 (2006.01), C08G 63/82 (2006.01)

Ipc: C08G 63/08 (2006.01), C08G 63/82 (2006.01)