DE59605472D1 - METHOD FOR THE PRODUCTION OF FREE-FLOWING OR TEMPORARY-FREE-FLOWING STRONG ACID EXCHANGERS - Google Patents

METHOD FOR THE PRODUCTION OF FREE-FLOWING OR TEMPORARY-FREE-FLOWING STRONG ACID EXCHANGERS

Info

Publication number
DE59605472D1
DE59605472D1 DE59605472T DE59605472T DE59605472D1 DE 59605472 D1 DE59605472 D1 DE 59605472D1 DE 59605472 T DE59605472 T DE 59605472T DE 59605472 T DE59605472 T DE 59605472T DE 59605472 D1 DE59605472 D1 DE 59605472D1
Authority
DE
Germany
Prior art keywords
free
flowing
temporary
production
strong acid
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.)
Expired - Fee Related
Application number
DE59605472T
Other languages
German (de)
Inventor
Reinhard Bachmann
Lothar Feistel
Ruediger Seidel
Karl-Heinz Siekiera
Kurt Wegewitz
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.)
Bayer Chemicals AG
Original Assignee
IAB Ionenaustauscher GmbH
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 IAB Ionenaustauscher GmbH filed Critical IAB Ionenaustauscher GmbH
Priority claimed from PCT/EP1996/005785 external-priority patent/WO1997023282A2/en
Application granted granted Critical
Publication of DE59605472D1 publication Critical patent/DE59605472D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/16—Organic material
    • B01J39/18—Macromolecular compounds
    • B01J39/20—Macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • C08F8/36—Sulfonation; Sulfation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DE59605472T 1995-12-21 1996-12-20 METHOD FOR THE PRODUCTION OF FREE-FLOWING OR TEMPORARY-FREE-FLOWING STRONG ACID EXCHANGERS Expired - Fee Related DE59605472D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19548011 1995-12-21
DE19644222A DE19644222A1 (en) 1995-12-21 1996-10-24 Process for the production of free-flowing cation exchangers
PCT/EP1996/005785 WO1997023282A2 (en) 1995-12-21 1996-12-20 Process for the preparation of free-flowing very acidic cation exchangers

Publications (1)

Publication Number Publication Date
DE59605472D1 true DE59605472D1 (en) 2000-07-27

Family

ID=7780931

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19644222A Withdrawn DE19644222A1 (en) 1995-12-21 1996-10-24 Process for the production of free-flowing cation exchangers
DE59605472T Expired - Fee Related DE59605472D1 (en) 1995-12-21 1996-12-20 METHOD FOR THE PRODUCTION OF FREE-FLOWING OR TEMPORARY-FREE-FLOWING STRONG ACID EXCHANGERS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19644222A Withdrawn DE19644222A1 (en) 1995-12-21 1996-10-24 Process for the production of free-flowing cation exchangers

Country Status (1)

Country Link
DE (2) DE19644222A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4380590A (en) * 1978-09-19 1983-04-19 Rohm And Haas Company Emulsion copolymer cation exchange resins
GB8528311D0 (en) * 1985-11-18 1985-12-24 Rohm & Haas Hydration of sulfonated cation exchange resins

Also Published As

Publication number Publication date
DE19644222A1 (en) 1997-06-26

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: BAYER AG, 51373 LEVERKUSEN, DE

8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: BAYER CHEMICALS AG, 51373 LEVERKUSEN, DE

8339 Ceased/non-payment of the annual fee