FR950990A - Improvement in cation exchange resins and their preparation - Google Patents

Improvement in cation exchange resins and their preparation

Info

Publication number
FR950990A
FR950990A FR950990DA FR950990A FR 950990 A FR950990 A FR 950990A FR 950990D A FR950990D A FR 950990DA FR 950990 A FR950990 A FR 950990A
Authority
FR
France
Prior art keywords
improvement
preparation
cation exchange
exchange resins
resins
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
Application number
Other languages
French (fr)
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.)
Phillips & Pain Ets
Original Assignee
Phillips & Pain Ets
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 Phillips & Pain Ets filed Critical Phillips & Pain Ets
Application granted granted Critical
Publication of FR950990A publication Critical patent/FR950990A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
    • C08G8/24—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with mixtures of two or more phenols which are not covered by only one of the groups C08G8/10 - C08G8/20
    • 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
    • B01J39/19—Macromolecular compounds obtained otherwise than 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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
    • C08G8/18—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenols substituted by carboxylic or sulfonic acid groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR950990D 1945-01-12 1947-08-05 Improvement in cation exchange resins and their preparation Expired FR950990A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1036/45A GB588380A (en) 1945-01-12 1945-01-12 Improvements in or relating to the production of synthetic resins suitable for use as cation exchangers

Publications (1)

Publication Number Publication Date
FR950990A true FR950990A (en) 1949-10-12

Family

ID=9715021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR950990D Expired FR950990A (en) 1945-01-12 1947-08-05 Improvement in cation exchange resins and their preparation

Country Status (3)

Country Link
BE (1) BE476063A (en)
FR (1) FR950990A (en)
GB (1) GB588380A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2235461A (en) * 1989-08-23 1991-03-06 Boer Es Cipoeipari Kutato Fejl Process for making synthetic tanning agent and for tanning leather

Also Published As

Publication number Publication date
GB588380A (en) 1947-05-21
BE476063A (en)

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