BE714117A - - Google Patents

Info

Publication number
BE714117A
BE714117A BE714117DA BE714117A BE 714117 A BE714117 A BE 714117A BE 714117D A BE714117D A BE 714117DA BE 714117 A BE714117 A BE 714117A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE714117A publication Critical patent/BE714117A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
    • C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
BE714117D 1967-06-12 1968-04-24 BE714117A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64550267A 1967-06-12 1967-06-12

Publications (1)

Publication Number Publication Date
BE714117A true BE714117A (en:Method) 1968-10-24

Family

ID=24589277

Family Applications (1)

Application Number Title Priority Date Filing Date
BE714117D BE714117A (en:Method) 1967-06-12 1968-04-24

Country Status (8)

Country Link
US (1) US3457280A (en:Method)
BE (1) BE714117A (en:Method)
CH (1) CH543501A (en:Method)
DE (1) DE1668993C3 (en:Method)
ES (1) ES354952A1 (en:Method)
FR (1) FR1560162A (en:Method)
NL (1) NL159382B (en:Method)
SE (2) SE356047B (en:Method)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912692A (en) * 1973-05-03 1975-10-14 American Cyanamid Co Process for polymerizing a substantially pure glycolide composition
US4716964A (en) * 1981-08-10 1988-01-05 Exxon Production Research Company Use of degradable ball sealers to seal casing perforations in well treatment fluid diversion
US4727163A (en) * 1985-07-11 1988-02-23 E. I. Du Pont De Nemours And Company Process for preparing highly pure cyclic esters
US4650851A (en) * 1986-03-19 1987-03-17 Pfizer Hospital Products Group, Inc. Purification of glycolide
EP0275581B1 (en) * 1986-12-19 1992-08-12 Akzo N.V. Preparation of polylactic acid and copolymers thereof
US4835293A (en) * 1987-02-24 1989-05-30 E. I. Du Pont De Nemours And Company Atmospheric pressure process for preparing pure cyclic esters
US5274127A (en) * 1990-09-18 1993-12-28 Biopak Technology, Ltd. Lactide production from dehydration of aqueous lactic acid feed
US5319107A (en) * 1990-09-18 1994-06-07 Biopak Technology, Ltd. Method to produce cyclic esters
US5223630A (en) * 1989-10-10 1993-06-29 E. I. Du Pont De Nemours And Company Glycolide purification process
US5043458A (en) * 1990-05-03 1991-08-27 E. I. Du Pont De Nemours And Company One-step continuous process for preparing cyclic esters
US5332839A (en) * 1990-09-18 1994-07-26 Biopak Technology, Ltd. Catalytic production of lactide directly from lactic acid
US5675021A (en) * 1992-03-19 1997-10-07 Chronopol, Inc. Method to produce and purify cyclic esters
US5420304A (en) * 1992-03-19 1995-05-30 Biopak Technology, Ltd. Method to produce cyclic esters
US5686630A (en) * 1993-09-29 1997-11-11 Chronopol, Inc. Purifying cyclic esters by aqueous solvent extraction
US6074673A (en) * 1996-04-22 2000-06-13 Guillen; Manuel Slow-release, self-absorbing, drug delivery system
US20090062909A1 (en) 2005-07-15 2009-03-05 Micell Technologies, Inc. Stent with polymer coating containing amorphous rapamycin
KR101406415B1 (ko) 2005-07-15 2014-06-19 미셀 테크놀로지즈, 인코포레이티드 제어된 형태의 약물 분말을 함유하는 중합체 코팅
CA2996768C (en) 2006-04-26 2020-12-08 Micell Technologies, Inc. Coatings containing multiple drugs
CA2667228C (en) 2006-10-23 2015-07-14 Micell Technologies, Inc. Holder for electrically charging a substrate during coating
CN101711137B (zh) 2007-01-08 2014-10-22 米歇尔技术公司 具有可生物降解层的支架
US11426494B2 (en) 2007-01-08 2022-08-30 MT Acquisition Holdings LLC Stents having biodegradable layers
US9433516B2 (en) 2007-04-17 2016-09-06 Micell Technologies, Inc. Stents having controlled elution
WO2008148013A1 (en) 2007-05-25 2008-12-04 Micell Technologies, Inc. Polymer films for medical device coating
JP5608160B2 (ja) 2008-04-17 2014-10-15 ミセル テクノロジーズ、インコーポレイテッド 生体吸収性の層を有するステント
EP2313122B1 (en) 2008-07-17 2019-03-06 Micell Technologies, Inc. Drug delivery medical device
US8834913B2 (en) 2008-12-26 2014-09-16 Battelle Memorial Institute Medical implants and methods of making medical implants
JP2012522589A (ja) 2009-04-01 2012-09-27 ミシェル テクノロジーズ，インコーポレイテッド 被覆ステント
EP2453834A4 (en) 2009-07-16 2014-04-16 Micell Technologies Inc MEDICAL DEVICE DISPENSING MEDICINE
EP2531140B1 (en) 2010-02-02 2017-11-01 Micell Technologies, Inc. Stent and stent delivery system with improved deliverability
US8795762B2 (en) 2010-03-26 2014-08-05 Battelle Memorial Institute System and method for enhanced electrostatic deposition and surface coatings
US10232092B2 (en) 2010-04-22 2019-03-19 Micell Technologies, Inc. Stents and other devices having extracellular matrix coating
EP2593039B1 (en) 2010-07-16 2022-11-30 Micell Technologies, Inc. Drug delivery medical device
WO2012166819A1 (en) 2011-05-31 2012-12-06 Micell Technologies, Inc. System and process for formation of a time-released, drug-eluting transferable coating
CA2841360A1 (en) 2011-07-15 2013-01-24 Micell Technologies, Inc. Drug delivery medical device
US10188772B2 (en) 2011-10-18 2019-01-29 Micell Technologies, Inc. Drug delivery medical device
EP2967803B1 (en) 2013-03-12 2023-12-27 Micell Technologies, Inc. Bioabsorbable biomedical implants
EP2996629B1 (en) 2013-05-15 2021-09-22 Micell Technologies, Inc. Bioabsorbable biomedical implants
CN110684011B (zh) * 2018-07-06 2021-02-09 中国石油化工股份有限公司 乙交酯的制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2668162A (en) * 1952-03-20 1954-02-02 Du Pont Preparation of high molecular weight polyhydroxyacetic ester

Also Published As

Publication number Publication date
CH543501A (de) 1973-12-14
US3457280A (en) 1969-07-22
FR1560162A (en:Method) 1969-03-14
NL159382B (nl) 1979-02-15
SE378597B (en:Method) 1975-09-08
DE1668993B2 (de) 1973-07-12
SE356047B (en:Method) 1973-05-14
DE1668993C3 (de) 1974-02-07
NL6806492A (en:Method) 1968-12-13
DE1668993A1 (de) 1972-03-23
ES354952A1 (es) 1970-03-01

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