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BR8903765A - Composicao de polimero erodivel e processo de tratamento de agua - Google Patents

Composicao de polimero erodivel e processo de tratamento de agua

Info

Publication number
BR8903765A
BR8903765A BR898903765A BR8903765A BR8903765A BR 8903765 A BR8903765 A BR 8903765A BR 898903765 A BR898903765 A BR 898903765A BR 8903765 A BR8903765 A BR 8903765A BR 8903765 A BR8903765 A BR 8903765A
Authority
BR
Brazil
Prior art keywords
erodively
water treatment
polymer composition
treatment process
polymer
Prior art date
Application number
BR898903765A
Other languages
English (en)
Inventor
Rafael Jorda
Hugues Porte
Ghislaine Torres
Original Assignee
Rhone Poulenc Chimie
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 Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Publication of BR8903765A publication Critical patent/BR8903765A/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/16Halogen-containing compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K33/00Medicinal preparations containing inorganic active ingredients
    • A61K33/18Iodine; Compounds thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/56Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
    • A61K47/59Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes
    • A61K47/593Polyesters, e.g. PLGA or polylactide-co-glycolide
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/68Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/685Devices for dosing the additives
    • C02F1/688Devices in which the water progressively dissolves a solid compound
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/76Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • C02F1/766Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/02Halogenated hydrocarbons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Epidemiology (AREA)
  • Polymers & Plastics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Hydrology & Water Resources (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Inorganic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BR898903765A 1988-07-29 1989-07-28 Composicao de polimero erodivel e processo de tratamento de agua BR8903765A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8810533A FR2634770B1 (fr) 1988-07-29 1988-07-29 Composition polyester erodable contenant de l'iode pour le traitement des eaux

Publications (1)

Publication Number Publication Date
BR8903765A true BR8903765A (pt) 1990-03-20

Family

ID=9369099

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898903765A BR8903765A (pt) 1988-07-29 1989-07-28 Composicao de polimero erodivel e processo de tratamento de agua

Country Status (6)

Country Link
EP (1) EP0353172A3 (pt)
JP (1) JPH0269553A (pt)
AU (1) AU3902389A (pt)
BR (1) BR8903765A (pt)
FR (1) FR2634770B1 (pt)
ZA (1) ZA895764B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE213751T1 (de) * 1995-10-04 2002-03-15 Kyowa Hakko Kogyo Kk Verfahren zur herstellung von polyhydroxycarbonsäure
EP1411861B1 (en) 2001-06-29 2012-04-04 Medgraft Microtech, Inc. Biodegradable injectable implants and related methods of manufacture and use

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2918400A (en) * 1956-04-16 1959-12-22 Chilean Nitrate Sales Corp Sanitizing compositions
US3784585A (en) * 1971-10-21 1974-01-08 American Cyanamid Co Water-degradable resins containing recurring,contiguous,polymerized glycolide units and process for preparing same
DE2527701C3 (de) * 1975-06-21 1978-03-30 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Jodophor-Lösung (B)
US4011312A (en) * 1975-06-25 1977-03-08 American Home Products Corporation Prolonged release drug form for the treatment of bovine mastitis
US4384960A (en) * 1979-11-13 1983-05-24 Polley R D Iodine dispenser and method of dispensing iodine
IE52535B1 (en) * 1981-02-16 1987-12-09 Ici Plc Continuous release pharmaceutical compositions
US4420590A (en) * 1981-04-06 1983-12-13 Halex, Inc. Bacteriocidal resins and disinfection of water therewith
DE3701625A1 (de) * 1987-01-21 1988-08-04 Boehringer Ingelheim Kg Perorale arzneimittelzubereitung mit verzoegerter wirkstofffreigabe

Also Published As

Publication number Publication date
ZA895764B (en) 1990-04-25
FR2634770A1 (fr) 1990-02-02
AU3902389A (en) 1990-02-01
JPH0269553A (ja) 1990-03-08
EP0353172A3 (fr) 1990-03-28
FR2634770B1 (fr) 1990-10-05
EP0353172A2 (fr) 1990-01-31

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