DE2256036C3 - Trägermaterial für semipermeable Membranen für die Wasserreinigung durch umgekehrte Osmose und Verfahren zur Reinigigung von Wasser unter Verwendung einer auf einem Trägermaterial vorliegenden, semipermeablen Membran - Google Patents

Trägermaterial für semipermeable Membranen für die Wasserreinigung durch umgekehrte Osmose und Verfahren zur Reinigigung von Wasser unter Verwendung einer auf einem Trägermaterial vorliegenden, semipermeablen Membran

Info

Publication number
DE2256036C3
DE2256036C3 DE2256036A DE2256036A DE2256036C3 DE 2256036 C3 DE2256036 C3 DE 2256036C3 DE 2256036 A DE2256036 A DE 2256036A DE 2256036 A DE2256036 A DE 2256036A DE 2256036 C3 DE2256036 C3 DE 2256036C3
Authority
DE
Germany
Prior art keywords
carrier material
water
pvc
reverse osmosis
weight
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
DE2256036A
Other languages
German (de)
English (en)
Other versions
DE2256036A1 (de
DE2256036B2 (de
Inventor
George Martin Shrewsbury Shropshire Gale
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.)
United Kingdom Atomic Energy Authority
Original Assignee
United Kingdom Atomic Energy Authority
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 United Kingdom Atomic Energy Authority filed Critical United Kingdom Atomic Energy Authority
Publication of DE2256036A1 publication Critical patent/DE2256036A1/de
Publication of DE2256036B2 publication Critical patent/DE2256036B2/de
Application granted granted Critical
Publication of DE2256036C3 publication Critical patent/DE2256036C3/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised 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 halogen; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised 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 halogen; Derivatives of such polymers
    • C08J2327/02—Characterised 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 halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised 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 halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE2256036A 1971-11-23 1972-11-15 Trägermaterial für semipermeable Membranen für die Wasserreinigung durch umgekehrte Osmose und Verfahren zur Reinigigung von Wasser unter Verwendung einer auf einem Trägermaterial vorliegenden, semipermeablen Membran Expired DE2256036C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5443271A GB1393680A (en) 1971-11-23 1971-11-23 Porous plastics materials

Publications (3)

Publication Number Publication Date
DE2256036A1 DE2256036A1 (de) 1973-05-24
DE2256036B2 DE2256036B2 (de) 1981-05-21
DE2256036C3 true DE2256036C3 (de) 1982-01-21

Family

ID=10470982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2256036A Expired DE2256036C3 (de) 1971-11-23 1972-11-15 Trägermaterial für semipermeable Membranen für die Wasserreinigung durch umgekehrte Osmose und Verfahren zur Reinigigung von Wasser unter Verwendung einer auf einem Trägermaterial vorliegenden, semipermeablen Membran

Country Status (10)

Country Link
JP (1) JPS4860155A (enExample)
AU (1) AU468292B2 (enExample)
CA (1) CA1023116A (enExample)
DE (1) DE2256036C3 (enExample)
FR (1) FR2160973B1 (enExample)
GB (1) GB1393680A (enExample)
IL (1) IL40794A (enExample)
IT (1) IT975828B (enExample)
NL (1) NL7215897A (enExample)
ZA (1) ZA727949B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3272913D1 (en) * 1981-10-22 1986-10-02 Ici Plc Production of pvc irrigation pipe
GB2131341A (en) * 1982-10-23 1984-06-20 Skf Kugellagerfabriken Gmbh Plastics components of or for bearings

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB749733A (en) * 1953-12-15 1956-05-30 Harold Newby Improvements in the production of cellular bodies from polyvinyl chloride
GB1074466A (en) * 1965-07-07 1967-07-05 Ici Ltd Expanded plastic materials
DE1769509C3 (de) * 1967-06-03 1979-06-21 Toray Industries, Inc., Tokio Polyvinylchlorid-Schaumstoff und \ -rfahren zu dessen Herstellung
SE332072B (enExample) * 1968-04-22 1971-01-25 Kema Nord Ab

Also Published As

Publication number Publication date
IL40794A (en) 1975-10-15
JPS4860155A (enExample) 1973-08-23
DE2256036A1 (de) 1973-05-24
ZA727949B (en) 1973-07-25
AU4883772A (en) 1974-05-16
FR2160973A1 (enExample) 1973-07-06
AU468292B2 (en) 1976-01-08
GB1393680A (en) 1975-05-07
FR2160973B1 (enExample) 1976-06-04
NL7215897A (enExample) 1973-05-25
IL40794A0 (en) 1973-01-30
IT975828B (it) 1974-08-10
DE2256036B2 (de) 1981-05-21
CA1023116A (en) 1977-12-27

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee
8380 Miscellaneous part iii

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8339 Ceased/non-payment of the annual fee