EP2276468A4 - Demulsifiers and methods for use in pharmaceutical applications - Google Patents

Demulsifiers and methods for use in pharmaceutical applications

Info

Publication number
EP2276468A4
EP2276468A4 EP09727655.4A EP09727655A EP2276468A4 EP 2276468 A4 EP2276468 A4 EP 2276468A4 EP 09727655 A EP09727655 A EP 09727655A EP 2276468 A4 EP2276468 A4 EP 2276468A4
Authority
EP
European Patent Office
Prior art keywords
demulsifiers
methods
pharmaceutical applications
pharmaceutical
applications
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.)
Withdrawn
Application number
EP09727655.4A
Other languages
German (de)
French (fr)
Other versions
EP2276468A2 (en
Inventor
Ruela Talingting-Pabalan
Manilal S Dahanayake
Gary Woodward
Herve Adam
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.)
Rhodia Operations SAS
Original Assignee
Rhodia Operations SAS
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
Priority claimed from US12/191,130 external-priority patent/US7671099B2/en
Application filed by Rhodia Operations SAS filed Critical Rhodia Operations SAS
Publication of EP2276468A2 publication Critical patent/EP2276468A2/en
Publication of EP2276468A4 publication Critical patent/EP2276468A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • A61K9/10—Dispersions; Emulsions
    • A61K9/107—Emulsions ; Emulsion preconcentrates; Micelles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/08—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing oxygen, e.g. ethers, acetals, ketones, quinones, aldehydes, peroxides
    • A61K47/10—Alcohols; Phenols; Salts thereof, e.g. glycerol; Polyethylene glycols [PEG]; Poloxamers; PEG/POE alkyl ethers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/20—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing sulfur, e.g. dimethyl sulfoxide [DMSO], docusate, sodium lauryl sulfate or aminosulfonic acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/04—Breaking emulsions
    • B01D17/047—Breaking emulsions with separation aids

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Medicinal Preparation (AREA)
EP09727655.4A 2008-04-02 2009-04-02 Demulsifiers and methods for use in pharmaceutical applications Withdrawn EP2276468A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7276808P 2008-04-02 2008-04-02
US12/191,130 US7671099B2 (en) 2007-08-13 2008-08-13 Method for spearation crude oil emulsions
PCT/US2009/002056 WO2009123732A2 (en) 2008-04-02 2009-04-02 Demulsifiers and methods for use in pharmaceutical applications

Publications (2)

Publication Number Publication Date
EP2276468A2 EP2276468A2 (en) 2011-01-26
EP2276468A4 true EP2276468A4 (en) 2013-05-01

Family

ID=43298738

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09727655.4A Withdrawn EP2276468A4 (en) 2008-04-02 2009-04-02 Demulsifiers and methods for use in pharmaceutical applications

Country Status (3)

Country Link
EP (1) EP2276468A4 (en)
CA (1) CA2720290C (en)
WO (1) WO2009123732A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015157273A1 (en) * 2014-04-07 2015-10-15 U.S. Water Services, Inc. Method and composition for increasing recovery of oil from fermentation processes

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0392697A2 (en) * 1989-04-12 1990-10-17 Petrolite Corporation Demulsifiers for resolving emulsions formed in the production of pharmaceuticals
EP0404370A2 (en) * 1989-06-23 1990-12-27 Petrolite Corporation Resolution of emulsions formed in the production of pharmaceuticals
WO2009023724A2 (en) * 2007-08-13 2009-02-19 Rhodia, Inc. Method for separating crude oil emulsions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69231647T2 (en) * 1991-11-25 2001-08-02 Richardson Vicks, Inc. USE OF SALICYLIC ACID TO CONTROL SKIN ATROPHY
US5670557A (en) * 1994-01-28 1997-09-23 Minnesota Mining And Manufacturing Company Polymerized microemulsion pressure sensitive adhesive compositions and methods of preparing and using same
US7238744B2 (en) * 2002-04-12 2007-07-03 Daramic, Inc. Ultrahigh molecular weight polyethylene articles and method of manufacture
US7501470B2 (en) * 2004-12-03 2009-03-10 Rhodia Inc. Use of polyoxypropylene and polyoxyethylene terpene compounds in emulsion polymerization

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0392697A2 (en) * 1989-04-12 1990-10-17 Petrolite Corporation Demulsifiers for resolving emulsions formed in the production of pharmaceuticals
EP0404370A2 (en) * 1989-06-23 1990-12-27 Petrolite Corporation Resolution of emulsions formed in the production of pharmaceuticals
WO2009023724A2 (en) * 2007-08-13 2009-02-19 Rhodia, Inc. Method for separating crude oil emulsions

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
ABDURAHMAN H. NOUR, ROSLI MOHD YUNUS, ZULKIFLY JEMAAT: "Chemical Demulsification of Water-in-Crude Oil Emulsions", JOURNAL OF APPLIED SCIENCES, vol. 7, no. 2, 2007, pages 196 - 201, XP002693893, ISSN: 1812-5654, DOI: 10.3923/jas.2007.196.201 *
BARTSOTAS P ET AL: "Emulsion formation and stability during reversed micelle extraction", JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY, vol. 75, no. 8, August 2000 (2000-08-01), pages 738 - 744, XP002693892, ISSN: 0268-2575 *
CSABA SZABO: "Emulsion stability and demulsification during the direct extraction of penicillin broth", BIOTECHNOLOGY AND BIOENGINEERING, vol. 40, no. 2, 20 June 1992 (1992-06-20), pages 247 - 251, XP055056323, ISSN: 0006-3592, DOI: 10.1002/bit.260400208 *
JARUDILOKKUL SOMNUK ET AL: "Lysozyme extraction from egg white using reverse micelles in a Graesser contactor: Mass transfer characterization", BIOTECHNOLOGY AND BIOENGINEERING, vol. 69, no. 6, 20 September 2000 (2000-09-20), pages 618 - 626, XP009167957, ISSN: 0006-3592 *
LITTLE ET AL: "Breaking emulsions of water in Navy fuel oils", FUEL, IPC SCIENCE AND TECHNOLOGY PRESS, GUILDFORD, GB, vol. 53, no. 4, 1 October 1974 (1974-10-01), pages 246 - 252, XP025456400, ISSN: 0016-2361, [retrieved on 19741001], DOI: 10.1016/0016-2361(74)90044-1 *
SANDRA LENNIE ET AL: "Causes of emulsion formation during solvent extraction of fermentation broths and its reduction by surfactants", BIOTECHNOLOGY AND BIOENGINEERING, vol. 35, no. 9, 15 April 1990 (1990-04-15), pages 948 - 950, XP055056336, ISSN: 0006-3592, DOI: 10.1002/bit.260350913 *

Also Published As

Publication number Publication date
WO2009123732A2 (en) 2009-10-08
WO2009123732A3 (en) 2009-12-30
CA2720290A1 (en) 2009-10-08
CA2720290C (en) 2017-05-23
EP2276468A2 (en) 2011-01-26

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20101102

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA RS

DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: A61K 47/20 20060101ALI20130319BHEP

Ipc: B01D 17/04 20060101ALI20130319BHEP

Ipc: A61K 9/107 20060101AFI20130319BHEP

Ipc: A61K 47/10 20060101ALI20130319BHEP

A4 Supplementary search report drawn up and despatched

Effective date: 20130328

17Q First examination report despatched

Effective date: 20150415

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