GB1193904A - New Polymers and Copolymers Containing Silver & Copper - Google Patents

New Polymers and Copolymers Containing Silver & Copper

Info

Publication number
GB1193904A
GB1193904A GB24837/68D GB2483768D GB1193904A GB 1193904 A GB1193904 A GB 1193904A GB 24837/68 D GB24837/68 D GB 24837/68D GB 2483768 D GB2483768 D GB 2483768D GB 1193904 A GB1193904 A GB 1193904A
Authority
GB
United Kingdom
Prior art keywords
silver
copolymer
polymer
cations
groups
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
GB24837/68D
Inventor
Artur Stoy
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.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Publication of GB1193904A publication Critical patent/GB1193904A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0079Manufacture of membranes comprising organic and inorganic components
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14Dynamic membranes
    • B01D69/141Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/76Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/80Block polymers
    • 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
    • C02F1/50Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C02F1/505Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • 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
    • C08K3/10Metal compounds
    • C08K3/105Compounds containing metals of Groups 1 to 3 or of Groups 11 to 13 of the Periodic Table
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/18Homopolymers or copolymers of nitriles
    • C08L33/20Homopolymers or copolymers of acrylonitrile
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/04Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • G03C1/053Polymers obtained by reactions involving only carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/494Silver salt compositions other than silver halide emulsions; Photothermographic systems ; Thermographic systems using noble metal compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Water Supply & Treatment (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

1,193,904. Polymer metal complexes. CESKOSLOVENSKA AKADEMIE VED. 24 May, 1968 [25 May, 1967], No. 24837/68. Heading C3P. [Also in Division G2] A polymer-metal complex is formed by contacting a polymer system containing nitrile groups and groups capable of forming the anions -OSO- 2 , -OSO- 3 or -OPO<SP>2-</SP> 3 in ionizing media. both groups being attached to macromolecular main chains, with silver or copper cations. The ionizing media may be water. The groups may be borne by the same or different macromolecules. The polymer system is preferably a copolymer of acrylonitrile with vinyl sulphonic acid, styrene sulphonic acid or an alkali metal salt of one of these acids. The complex metal cation may be reduced thus forming a dispersion of the free metal in the copolymer. The free metal may be reconstituted by contacting the copolymer with silver or cuprous cations. The copolymer complex containing silver cations may be treated with a halide solution, and this polymer system containing dispersed silver halide may be contacted with silver or cuprous cations. In the examples, acrylonitrile, sodium vinyl sulphonate and optionally ethylene glycol bis-methacrylate or acrylamide, are co-polymerized using a catalyst comprising potassium pyrosulphite and ammonium persulphate with a copper sulphate activator. The polymer is formed into a membrane layer or filament which is treated with silver nitrate or acetate solutions or a solution containing cuprous ions. In other examples silver nitrate is added to polyethylene- or polystyrene-sulphonic acid and this is mixed with polyacrylonitrile; alternatively the two polymers are mixed and together added to a silver nitrate solution. In, a further example, a nitric acid solution of polyacryonitrile is treated with silver nitrate and then reacted with an acrylonitrile-ethylenesulphonic acid copolymer.
GB24837/68D 1967-05-25 1968-05-24 New Polymers and Copolymers Containing Silver & Copper Expired GB1193904A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS382167 1967-05-25

Publications (1)

Publication Number Publication Date
GB1193904A true GB1193904A (en) 1970-06-03

Family

ID=5379412

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24837/68D Expired GB1193904A (en) 1967-05-25 1968-05-24 New Polymers and Copolymers Containing Silver & Copper

Country Status (7)

Country Link
AT (1) AT286624B (en)
BE (1) BE715510A (en)
DE (1) DE1770498C3 (en)
FR (1) FR1567494A (en)
GB (1) GB1193904A (en)
NO (1) NO129001B (en)
SE (3) SE359169B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3209795A1 (en) * 1982-03-18 1983-09-29 Hoechst Ag, 6230 Frankfurt METHOD FOR PRODUCING THERMOSTABLE FIBERS AND THREADS

Also Published As

Publication number Publication date
SE345469B (en) 1972-05-29
DE1770498B2 (en) 1974-05-22
SE359169B (en) 1973-08-20
AT286624B (en) 1970-12-10
SE372278B (en) 1974-12-16
BE715510A (en) 1968-10-16
DE1770498C3 (en) 1975-02-20
DE1770498A1 (en) 1971-10-28
FR1567494A (en) 1969-05-16
NO129001B (en) 1974-02-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees