ATE285432T1 - Herstellung von kopolyanhydriden - Google Patents

Herstellung von kopolyanhydriden

Info

Publication number
ATE285432T1
ATE285432T1 AT95112750T AT95112750T ATE285432T1 AT E285432 T1 ATE285432 T1 AT E285432T1 AT 95112750 T AT95112750 T AT 95112750T AT 95112750 T AT95112750 T AT 95112750T AT E285432 T1 ATE285432 T1 AT E285432T1
Authority
AT
Austria
Prior art keywords
preparation
pure
high yield
anhydride copolymers
copolyanhydrides
Prior art date
Application number
AT95112750T
Other languages
English (en)
Inventor
Abraham J Domb
Robert S Langer
Original Assignee
Massachusetts Inst Technology
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=25444276&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE285432(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Massachusetts Inst Technology filed Critical Massachusetts Inst Technology
Application granted granted Critical
Publication of ATE285432T1 publication Critical patent/ATE285432T1/de

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
    • C08G67/00—Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing oxygen or oxygen and carbon, not provided for in groups C08G2/00 - C08G65/00
    • C08G67/04—Polyanhydrides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyethers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Materials For Medical Uses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
AT95112750T 1986-10-17 1987-10-16 Herstellung von kopolyanhydriden ATE285432T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/920,724 US4789724A (en) 1986-10-17 1986-10-17 Preparation of anhydride copolymers

Publications (1)

Publication Number Publication Date
ATE285432T1 true ATE285432T1 (de) 2005-01-15

Family

ID=25444276

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95112750T ATE285432T1 (de) 1986-10-17 1987-10-16 Herstellung von kopolyanhydriden

Country Status (7)

Country Link
US (1) US4789724A (de)
EP (2) EP0266603A1 (de)
JP (1) JP2626717B2 (de)
KR (1) KR960006410B1 (de)
AT (1) ATE285432T1 (de)
CA (1) CA1278141C (de)
DE (2) DE3752381T2 (de)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933431A (en) * 1987-07-31 1990-06-12 Massachusetts Institute Of Technology One step preparation of poly(amide-anhydride)
US4916204A (en) * 1987-07-31 1990-04-10 Massachusetts Institute Of Technology Pure polyanhydride from dicarboxylic acid and coupling agent
US5356630A (en) * 1989-02-22 1994-10-18 Massachusetts Institute Of Technology Delivery system for controlled release of bioactive factors
US4999417A (en) * 1989-03-30 1991-03-12 Nova Pharmaceutical Corporation Biodegradable polymer compositions
US4997904A (en) * 1989-08-25 1991-03-05 Nova Pharmaceutical Corporation Aromatic polyanhydride compositions
CA2072360A1 (en) * 1989-12-26 1991-06-27 Abraham J. Domb Prodrug anhydride compositions
US5660851A (en) * 1989-12-26 1997-08-26 Yissum Research Development Company Of The Hebrew Univ. Of Jerusalem Ocular inserts
US5240963A (en) * 1990-01-19 1993-08-31 Nova Pharmaceutical Corporation Branched polyanhydrides
US5171812A (en) * 1990-01-19 1992-12-15 Nova Pharmaceutical Corporation Polyanhydrides of oligomerized unsaturated aliphatic acids
US5175235A (en) * 1990-06-04 1992-12-29 Nova Pharmaceutical Corporation Branched polyanhydrides
US5270419A (en) * 1990-01-19 1993-12-14 Nova Pharmaceutical Corporation Polyanhydrides of oligomerized unsaturated aliphatic acids
US5179189A (en) * 1990-01-19 1993-01-12 Nova Pharmaceutical Corporation Fatty acid terminated polyanhydrides
US5317079A (en) * 1990-01-19 1994-05-31 Nova Pharmaceutical Corporation Fatty acid terminated polyanhydride
ATE216262T1 (de) * 1991-02-01 2002-05-15 Massachusetts Inst Technology Biologisch abbaubare polymermischungen zur arzneistoffabgabe
US5330768A (en) * 1991-07-05 1994-07-19 Massachusetts Institute Of Technology Controlled drug delivery using polymer/pluronic blends
ES2038072B1 (es) * 1991-07-12 1994-02-16 Univ Valladolid Procedimiento para la obtencion de polianhidridos a base de acidos dicarboxilicos y anhidrido acetico.
WO1993011188A1 (en) * 1991-11-26 1993-06-10 Kansai Paint Company, Limited Cross-linking agent and curable composition
US5518730A (en) 1992-06-03 1996-05-21 Fuisz Technologies Ltd. Biodegradable controlled release flash flow melt-spun delivery system
US5264540A (en) * 1992-07-20 1993-11-23 Ethicon, Inc. Aromatic polyanhydrides
EP1132080A3 (de) * 1992-09-10 2001-10-17 Children's Medical Center Corporation Biodegradierbare Polymeren Matrizen mit verzögerter Freisetzung von Lokalanaesthetika
US5700485A (en) * 1992-09-10 1997-12-23 Children's Medical Center Corporation Prolonged nerve blockade by the combination of local anesthetic and glucocorticoid
US5543158A (en) * 1993-07-23 1996-08-06 Massachusetts Institute Of Technology Biodegradable injectable nanoparticles
US6007845A (en) * 1994-07-22 1999-12-28 Massachusetts Institute Of Technology Nanoparticles and microparticles of non-linear hydrophilic-hydrophobic multiblock copolymers
US5626862A (en) * 1994-08-02 1997-05-06 Massachusetts Institute Of Technology Controlled local delivery of chemotherapeutic agents for treating solid tumors
EP0842209B1 (de) 1995-07-28 2006-10-11 Genzyme Corporation Biologische abbaubare multiblokhydrogene und ihre verwendung wie trägerstoffe fur kontrollierte freisetzung pharmakologisch activen werstoffe und gewebekontaktmaterialen
US5968543A (en) * 1996-01-05 1999-10-19 Advanced Polymer Systems, Inc. Polymers with controlled physical state and bioerodibility
ES2180942T3 (es) * 1996-02-20 2003-02-16 Massachusetts Inst Technology Redes de polimeros biodegradables para su uso en aplicaciones ortopedicas y dentales.
US5902599A (en) * 1996-02-20 1999-05-11 Massachusetts Institute Of Technology Biodegradable polymer networks for use in orthopedic and dental applications
DE69729088T2 (de) * 1996-03-05 2005-05-12 Acusphere, Inc., Cambridge Mikroverkapselte fluorierte gase zur anwendung als bilderzeugende mittel
US5611344A (en) * 1996-03-05 1997-03-18 Acusphere, Inc. Microencapsulated fluorinated gases for use as imaging agents
US5905134A (en) * 1996-04-17 1999-05-18 Abbott Laboratories Process for the preparation of polyanhydrides
US5837221A (en) * 1996-07-29 1998-11-17 Acusphere, Inc. Polymer-lipid microencapsulated gases for use as imaging agents
KR20010006026A (ko) 1997-04-03 2001-01-15 존스 홉킨스 유니버시티 스쿨 오브 메디슨 생물분해성 테레프탈레이트 폴리에스테르-폴리(포스페이트) 중합체, 조성물, 약품 및 그의 제조방법과 이용방법
WO1999011272A1 (en) * 1997-09-02 1999-03-11 Johns Hopkins University School Of Medicine Vitamin d3 analog loaded polymer formulations for cancer and neurodegenerative disorders
US6291425B1 (en) 1999-09-01 2001-09-18 Guilford Pharmaceuticals Inc. Compounds, methods and pharmaceutical compositions for treating cellular damage, such as neural or cardiovascular tissue damage
US6346536B1 (en) 1997-09-03 2002-02-12 Guilford Pharmaceuticals Inc. Poly(ADP-ribose) polymerase inhibitors and method for treating neural or cardiovascular tissue damage using the same
US6395749B1 (en) 1998-05-15 2002-05-28 Guilford Pharmaceuticals Inc. Carboxamide compounds, methods, and compositions for inhibiting PARP activity
US6419709B1 (en) 1998-10-02 2002-07-16 Guilford Pharmaceuticals, Inc. Biodegradable terephthalate polyester-poly(Phosphite) compositions, articles, and methods of using the same
US6153212A (en) 1998-10-02 2000-11-28 Guilford Pharmaceuticals Inc. Biodegradable terephthalate polyester-poly (phosphonate) compositions, articles, and methods of using the same
US6387902B1 (en) 1998-12-31 2002-05-14 Guilford Pharmaceuticals, Inc. Phenazine compounds, methods and pharmaceutical compositions for inhibiting PARP
US6350464B1 (en) 1999-01-11 2002-02-26 Guilford Pharmaceuticals, Inc. Methods for treating ovarian cancer, poly (phosphoester) compositions, and biodegradable articles for same
US6537585B1 (en) 1999-03-26 2003-03-25 Guilford Pharmaceuticals, Inc. Methods and compositions for treating solid tumors
US6503528B1 (en) 1999-11-19 2003-01-07 Abbott Laboratories Polymeric compositions and a method of making the same
EP1545705A4 (de) 2000-11-16 2010-04-28 Microspherix Llc Flexibler und/oder elastischer brachytherapie-seed oder strang
CA2440394C (en) * 2001-05-07 2011-10-04 Cornell Research Foundation, Inc. Biodegradable copolymers linked to segment with a plurality of functional groups
AU2002322289A1 (en) * 2001-06-22 2003-01-08 Johns Hopkins University School Of Medicine Biodegradable polymer coompositions
US6993846B2 (en) * 2002-05-08 2006-02-07 Eveready Battery Company, Inc. Lubricating strip
US20080260834A1 (en) * 2002-08-20 2008-10-23 Martin Burke Vitamin d3 analog loaded polymer formulations for cancer and neurodegenerative disorders
CA2510320C (en) * 2002-12-20 2012-10-09 St. James Associates Llc/Faber Research Series Coated particles for sustained-release pharmaceutical administration
US20040197301A1 (en) * 2003-02-18 2004-10-07 Zhong Zhao Hybrid polymers and methods of making the same
WO2005072710A2 (en) * 2004-01-28 2005-08-11 Johns Hopkins University Drugs and gene carrier particles that rapidly move through mucous barriers
US8012457B2 (en) 2004-06-04 2011-09-06 Acusphere, Inc. Ultrasound contrast agent dosage formulation
US7659322B1 (en) 2004-12-16 2010-02-09 Iowa State University Research Foundation, Inc. Synthesis of anhydride containing polymers by microwave radiation
US20070225472A1 (en) 2006-03-23 2007-09-27 Varshney Sunil K Polyanhydride polymers and their uses in biomedical devices
JP2009539501A (ja) * 2006-06-06 2009-11-19 ラトガーズ， ザ ステイト ユニバーシティ オブ ニュー ジャージー ヨウ化ポリマー
US9669198B2 (en) * 2006-07-27 2017-06-06 University Of Virginia Patent Foundation System and method for intracranial implantation of therapeutic or diagnostic agents
WO2008030557A2 (en) * 2006-09-08 2008-03-13 Johns Hopkins University Compositions and methods for enhancing transport through mucus
US10058837B2 (en) 2009-08-28 2018-08-28 The Trustees Of Columbia University In The City Of New York Systems, methods, and devices for production of gas-filled microbubbles
WO2011026111A1 (en) 2009-08-31 2011-03-03 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Oral delivery of a vaccine to the large intestine to induce mucosal immunity
WO2011075557A1 (en) 2009-12-16 2011-06-23 The Trustees Of Columbia University In The City Of New York Methods, devices, and systems for on-demand ultrasound-triggered drug delivery
AU2013232297B2 (en) 2012-03-16 2016-01-14 The Johns Hopkins University Controlled release formulations for the delivery of HIF-1 inhibitors
EP2825207B1 (de) 2012-03-16 2020-08-19 The Johns Hopkins University Nichtlineare multiblock-copolymer-arzneimittelkonjugate zur verabreichung von wirkstoffen
JP6203816B2 (ja) 2012-03-29 2017-09-27 セラバイオーム，エルエルシー 回腸及び虫垂に対して活性の胃腸部位特異的経口ワクチン接種製剤
WO2013147876A1 (en) * 2012-03-30 2013-10-03 Empire Technology Development Llc Degradable polymers
US11596599B2 (en) 2012-05-03 2023-03-07 The Johns Hopkins University Compositions and methods for ophthalmic and/or other applications
HK1208162A1 (en) 2012-05-03 2016-02-26 Kala Pharmaceuticals, Inc. Pharmaceutical nanoparticles showing improved mucosal transport
US9827191B2 (en) 2012-05-03 2017-11-28 The Johns Hopkins University Compositions and methods for ophthalmic and/or other applications
WO2013166408A1 (en) 2012-05-03 2013-11-07 Kala Pharmaceuticals, Inc. Pharmaceutical nanoparticles showing improved mucosal transport
CA2900652C (en) 2013-02-15 2021-05-04 Kala Pharmaceuticals, Inc. Therapeutic compounds and uses thereof
CN107915751A (zh) 2013-02-20 2018-04-17 卡拉制药公司 治疗性化合物和其用途
AU2014239883B2 (en) 2013-03-14 2019-01-17 Therabiome, Llc Targeted gastrointestinal tract delivery of probiotic organisms and/or therapeutic agents
CA2907765C (en) 2013-03-21 2021-07-06 Eupraxia Pharmaceuticals USA LLC Injectable sustained release composition and method of using the same for treating inflammation in joints and pain associated therewith
US9890173B2 (en) 2013-11-01 2018-02-13 Kala Pharmaceuticals, Inc. Crystalline forms of therapeutic compounds and uses thereof
WO2015066482A1 (en) 2013-11-01 2015-05-07 Kala Pharmaceuticals, Inc. Crystalline forms of therapeutic compounds and uses thereof
US10023521B2 (en) 2014-06-13 2018-07-17 Rutgers, The State University Of New Jersey Process and intermediates for preparing poly(anhydride-esters)
US10195212B2 (en) 2014-08-13 2019-02-05 The Johns Hopkins University Glucocorticoid-loaded nanoparticles for prevention of corneal allograft rejection and neovascularization
JP2018503736A (ja) 2015-01-20 2018-02-08 ザ ジョーンズ ホプキンズ ユニバーシティＴｈｅ Ｊｏｈｎｓ Ｈｏｐｋｉｎｓ Ｕｎｉｖｅｒｓｉｔｙ 眼内圧を抑える抗緑内障剤の持続放出のための組成物
DE202015005873U1 (de) 2015-08-25 2016-11-28 Rti Sports Gmbh Fahrradsattel
TW201720427A (zh) 2015-10-27 2017-06-16 優普順藥物股份有限公司 局部麻醉劑之持續釋放調配物
DE202016005103U1 (de) 2016-08-24 2017-11-29 Rti Sports Gmbh Fahrradsattel
EP3504113A1 (de) 2016-08-24 2019-07-03 Ergon International GmbH Fahrradsattel
DE202017000579U1 (de) 2017-02-03 2018-05-04 Ergon International Gmbh Fahrradsattel
US10449269B2 (en) 2016-08-29 2019-10-22 Yale University Particle conjugated prosthetic patches and methods of making and using thereof
DE102017201775A1 (de) 2017-02-03 2018-08-09 Ergon International Gmbh Fahrradsattel, Sattelpolster sowie Verfahren zur Herstellung eines Fahrradsattels oder Sattelpolsters
DE102016216309A1 (de) 2016-08-30 2018-03-01 Ergon International Gmbh Fahrradsattel, Sattelpolster sowie Verfahren zur Herstellung eines Fahrradsattels oder Sattelpolsters
US20190202513A1 (en) 2016-08-30 2019-07-04 Ergon International Gmbh Bicycle Saddle, Saddle Pad, and Method for Producing a Bicycle Saddle or Saddle Pad
AU2017324716B2 (en) 2016-09-08 2020-08-13 KALA BIO, Inc. Crystalline forms of therapeutic compounds and uses thereof
AU2017324713B2 (en) 2016-09-08 2020-08-13 KALA BIO, Inc. Crystalline forms of therapeutic compounds and uses thereof
MX2019002629A (es) 2016-09-08 2019-10-07 Kala Pharmaceuticals Inc Formas cristalinas de compuestos terapéuticos y usos de los mismos.
ES2944462T3 (es) 2017-01-28 2023-06-21 Ergon Int Gmbh Sillín de bicicleta
DE202017000484U1 (de) 2017-01-28 2018-05-03 Ergon International Gmbh Fahrradsattel
DE202017004495U1 (de) 2017-08-28 2018-11-30 Ergon International Gmbh Fahrradsattel
DE102017202026A1 (de) 2017-02-09 2018-08-09 Ergon International Gmbh Fahrradsattel sowie Verfahren zur Herstellung eines Fahrradsattels
DE202017002940U1 (de) 2017-05-29 2018-08-30 Ergon International Gmbh Fahrradsattel
EP3441291A1 (de) 2017-08-10 2019-02-13 SQlab GmbH Ergonomischer fahrradsattel zur druckentlastung der sitzknochen
DE202017004489U1 (de) 2017-08-29 2018-12-02 Ergon International Gmbh Fahrradsattel
DE202018000895U1 (de) 2018-02-21 2019-05-23 Ergon International Gmbh Fahrradsattel
DE202018000943U1 (de) 2018-02-22 2019-05-23 Ergon International Gmbh Fahrradsattel
DE102018211090A1 (de) 2018-07-05 2020-01-09 Ergon International Gmbh Fahrradsattel sowie Verfahren zur Herstellung eines Polsterelements für einen Fahrradsattel
US12496279B2 (en) 2019-04-11 2025-12-16 The Johns Hopkins University Nanoparticles for drug delivery to brain
DE202019104601U1 (de) 2019-08-22 2020-11-24 Ergon International Gmbh Fahrradsattel

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2071251A (en) * 1931-07-03 1937-02-16 Du Pont Fiber and method of producing it
GB840846A (en) * 1955-10-28 1960-07-13 Gevaert Photo Prod Nv New fibre-and film-forming polyanhydrides
GB840847A (en) * 1956-04-25 1960-07-13 Gevaert Photo Prod Nv New fibre- and film-forming polyanhydrides and their preparation
GB968715A (en) * 1961-10-12 1964-09-02 Ici Ltd Polymeric anhydrides
US3766145A (en) * 1971-08-06 1973-10-16 Sun Research Development Preparation of unsaturated polyesters of isophthalic acid
US3960150A (en) * 1971-09-09 1976-06-01 Alza Corporation Bioerodible ocular device
US3914401A (en) * 1971-10-12 1975-10-21 Lilly Co Eli Enteric compositions
US4757128A (en) * 1986-08-01 1988-07-12 Massachusetts Institute Of Technology High molecular weight polyanhydride and preparation thereof
DE3439937A1 (de) * 1984-11-02 1986-05-15 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von saeurechloriden mehrbasischer carbonsaeuren, sowie zwischenprodukte hierfuer bestehend aus einer suspension, die polymere anhydride dieser carbonsaeuren enthaelt und verfahren zur herstellung solcher polymerer anhydride
DE3670206D1 (de) * 1986-05-20 1990-05-17 Massachusetts Inst Technology Bioerodierbare erzeugnisse zur verwendung als implantate oder prothese mit einem voraussehbaren resorbierungsgrad.

Also Published As

Publication number Publication date
EP0692510B1 (de) 2004-12-22
DE3752381T2 (de) 2005-11-10
KR960006410B1 (ko) 1996-05-15
EP0266603A1 (de) 1988-05-11
US4789724A (en) 1988-12-06
CA1278141C (en) 1990-12-18
KR890006706A (ko) 1989-06-15
JPS63199227A (ja) 1988-08-17
DE3752381D1 (de) 2005-01-27
EP0692510A1 (de) 1996-01-17
DE266603T1 (de) 1989-02-16
JP2626717B2 (ja) 1997-07-02

Similar Documents

Publication Publication Date Title
DE3752381D1 (de) Herstellung von Kopolyanhydriden
SE9101573L (sv) Foerfarande foer framstaellning av polysuccinimid medhoegre molekylvikt
ATE114463T1 (de) Azaspirane mit immunmodulierender wirkung.
GR3026751T3 (en) Process for producing collagen fibres
CA1274537C (en) PENTAERYTHRITOL-TYPE COESTERS
PT87330A (pt) Process for the manufacture of a poly-insaturated polysiloxane polymers thereof and contact lenses made therefrom
NO175529C (no) Fremgangsmåte for rensing av tryptofan
ATE85353T1 (de) Verfahren zur herstellung aromatischer thermotroper copolyesteramide sowie entsprechende copolyesteramide.
DE59008706D1 (de) Einschmelzglas zur Herstellung von Glas-Metall-Dichtungen.
NO893233L (no) Kaffeglassur og fremgangsmaate ved fremstilling derav.
DE3888487D1 (de) Wärmebeständige Folie und Verfahren zu ihrer Herstellung.
EP0215549A3 (de) Tempern von Hohlfasern
ATE84510T1 (de) Gesinterter keramischer koerper mit ausgezeichneter feuerfestigkeit (hitzebestaendigkeit) und bearbeitbarkeit und verfahren zu seiner herstellung.
NO873090L (no) Metanderivat, fremgangsmaate for dets fremstilling og anvendelse som stabiliseringsmiddel i polymerer.
ATE96761T1 (de) Oxidationshydrolyse von jodalkanen.
EP0297444A3 (de) Verfahren zur Herstellung von 1,2,4-Butantriol
DE3879642D1 (de) Fluessige polymerisierbare zusammensetzung zur herstellung von organischen glaesern mit geringer wasserabsorption und hoher thermischer stabilitaet.
ATE45724T1 (de) Okuloselektive betablocker.
EP0303265A3 (de) Überpolymerisiertes PVC
DE3478745D1 (en) 6h-dibenz (b,e)(1,4)oxathiepin compounds
ATE82248T1 (de) Verfahren zur herstellung von chloranil.
EP0300839A3 (de) Verfahren zum Herstellen von Polymeren mit hohem Elastizitätsmodul und hoher Festigkeit
KR930021595A (ko) 열안전성이 우수한 비스페놀 에이(a)의 제조방법

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties