AT134676T - Method for regenerating pvpp and use of an oxidizer - Google Patents

Method for regenerating pvpp and use of an oxidizer

Info

Publication number
AT134676T
AT134676T AT92923412T AT92923412T AT134676T AT 134676 T AT134676 T AT 134676T AT 92923412 T AT92923412 T AT 92923412T AT 92923412 T AT92923412 T AT 92923412T AT 134676 T AT134676 T AT 134676T
Authority
AT
Austria
Prior art keywords
oxidizer
pvpp
regenerating
regenerating pvpp
Prior art date
Application number
AT92923412T
Other languages
German (de)
Inventor
Karl-Otto Meyer
Johannes Kiefer
Original Assignee
Filtrox Werk Ag
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 to CH354591 priority Critical
Application filed by Filtrox Werk Ag filed Critical Filtrox Werk Ag
Publication of AT134676T publication Critical patent/AT134676T/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J11/00Recovery or working-up of waste materials
    • C08J11/04Recovery or working-up of waste materials of polymers
    • C08J11/06Recovery or working-up of waste materials of polymers without chemical reactions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26Synthetic macromolecular compounds
    • B01J20/261Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/34Regenerating or reactivating
    • B01J20/3425Regenerating or reactivating of sorbents or filter aids comprising organic materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/34Regenerating or reactivating
    • B01J20/345Regenerating or reactivating using a particular desorbing compound or mixture
    • B01J20/3475Regenerating or reactivating using a particular desorbing compound or mixture in the liquid phase
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12HPASTEURISATION, STERILISATION, PRESERVATION, PURIFICATION, CLARIFICATION OR AGEING OF ALCOHOLIC BEVERAGES; METHODS FOR ALTERING THE ALCOHOL CONTENT OF FERMENTED SOLUTIONS OR ALCOHOLIC BEVERAGES
    • C12H1/00Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages
    • C12H1/02Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material
    • C12H1/04Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material with the aid of ion-exchange material or inert clarification material, e.g. adsorption material
    • C12H1/0416Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material with the aid of ion-exchange material or inert clarification material, e.g. adsorption material with the aid of organic added material
    • C12H1/0424Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material with the aid of ion-exchange material or inert clarification material, e.g. adsorption material with the aid of organic added material with the aid of a polymer
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J2339/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Derivatives of such polymers
    • C08J2339/04Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
    • C08J2339/06Homopolymers or copolymers of N-vinyl-pyrrolidones
    • Y02W30/701
AT92923412T 1991-12-03 1992-11-25 Method for regenerating pvpp and use of an oxidizer AT134676T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH354591 1991-12-03

Publications (1)

Publication Number Publication Date
AT134676T true AT134676T (en) 1996-03-15

Family

ID=4258297

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92923412T AT134676T (en) 1991-12-03 1992-11-25 Method for regenerating pvpp and use of an oxidizer

Country Status (6)

Country Link
EP (1) EP0569568B1 (en)
AT (1) AT134676T (en)
DE (1) DE59205503D1 (en)
DK (1) DK0569568T3 (en)
ES (1) ES2083774T3 (en)
WO (1) WO1993011186A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0601504B1 (en) * 1992-12-11 1997-08-20 Hahnewald GmbH Process for prolonging the useful life of electrolyte solutions by eliminating noxious organic compounds
WO1999016531A1 (en) * 1997-09-30 1999-04-08 Anheuser Busch Regeneration of filter media
DE59811475D1 (en) * 1998-11-10 2004-07-01 Filtrox Ag Candle filter and method for stabilizing beverages and for regenerating stabilizers
DK1201288T3 (en) * 2000-10-31 2007-09-17 Univ Louvain Filter aid for filtering beer
DK2407530T3 (en) 2010-07-14 2013-10-28 Pall Corp Process for treating a fluid, especially a beverage
JP5774698B2 (en) * 2010-07-22 2015-09-09 ハイネケン・サプライ・チェーン・ビー.ブイ.Heineken Supply Chain B.V. Method for regenerating PVPP from membrane filter impermeate after clarification and stabilization of a yeast fermented beverage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3878310A (en) * 1968-06-12 1975-04-15 Gaf Corp Treatment of beverages to clarify and to prevent haze
US4740308A (en) * 1984-04-26 1988-04-26 Champion International Corporation Membrane cleaning process

Also Published As

Publication number Publication date
DE59205503D1 (en) 1996-04-04
WO1993011186A1 (en) 1993-06-10
EP0569568A1 (en) 1993-11-18
DK0569568T3 (en) 1996-06-03
EP0569568B1 (en) 1996-02-28
ES2083774T3 (en) 1996-04-16

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee