AT367312B - SUPPORT LAYER FOR SEMIPERMEABLE MEMBRANES - Google Patents

SUPPORT LAYER FOR SEMIPERMEABLE MEMBRANES

Info

Publication number
AT367312B
AT367312B AT0865777A AT865777A AT367312B AT 367312 B AT367312 B AT 367312B AT 0865777 A AT0865777 A AT 0865777A AT 865777 A AT865777 A AT 865777A AT 367312 B AT367312 B AT 367312B
Authority
AT
Austria
Prior art keywords
support layer
semipermeable membranes
semipermeable
membranes
layer
Prior art date
Application number
AT0865777A
Other languages
German (de)
Other versions
ATA865777A (en
Original Assignee
Freudenberg Carl Fa
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 Freudenberg Carl Fa filed Critical Freudenberg Carl Fa
Publication of ATA865777A publication Critical patent/ATA865777A/en
Application granted granted Critical
Publication of AT367312B publication Critical patent/AT367312B/en

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
    • B01D69/1071—Woven, non-woven or net mesh
    • 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
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
    • D21H5/20—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres
AT0865777A 1976-12-04 1977-12-02 SUPPORT LAYER FOR SEMIPERMEABLE MEMBRANES AT367312B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2655014A DE2655014C3 (en) 1976-12-04 1976-12-04 Carrier layer for semi-permeable membranes

Publications (2)

Publication Number Publication Date
ATA865777A ATA865777A (en) 1981-11-15
AT367312B true AT367312B (en) 1982-06-25

Family

ID=5994671

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0865777A AT367312B (en) 1976-12-04 1977-12-02 SUPPORT LAYER FOR SEMIPERMEABLE MEMBRANES

Country Status (12)

Country Link
JP (1) JPS5370986A (en)
AT (1) AT367312B (en)
AU (1) AU516289B2 (en)
CA (1) CA1107580A (en)
DE (1) DE2655014C3 (en)
DK (1) DK148786C (en)
FR (1) FR2372922A1 (en)
GB (1) GB1595299A (en)
IL (1) IL53455A0 (en)
NL (1) NL185163C (en)
SE (1) SE433505B (en)
ZA (1) ZA776021B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5417383A (en) * 1977-07-11 1979-02-08 Toray Ind Inc Separating unit for liquid
JPS61222506A (en) * 1985-03-29 1986-10-03 Japan Vilene Co Ltd Semipermeable membrane support and its preparation
EP0253047A1 (en) * 1986-07-14 1988-01-20 VOGELBUSCH GESELLSCHAFT m.b.H. Membrane-separation element
DE3729567A1 (en) * 1986-09-11 1988-03-17 Kendall & Co BATTERY CUTTER MATERIAL
WO1998004233A1 (en) * 1996-07-31 1998-02-05 The Procter & Gamble Company Conditioning shampoo compositions comprising polyalkoxylated polyalkyleneamine
KR101510976B1 (en) * 2010-12-27 2015-04-10 호쿠에츠 기슈 세이시 가부시키가이샤 Wet-laid nonwoven fabric for semipermeable membrane supporting body, method for producing said wet-laid nonwoven fabric, and method for identifying low-density defect of wet-laid nonwoven fabric
JP5216924B1 (en) * 2012-01-30 2013-06-19 北越紀州製紙株式会社 Nonwoven fabric for semipermeable membrane support

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1137457A (en) * 1954-08-07 1957-05-29 Process for the manufacture of papers and films starting from polyolefins
GB1099534A (en) * 1965-05-26 1968-01-17 Ici Ltd Fibrous, non-woven sheet materials

Also Published As

Publication number Publication date
GB1595299A (en) 1981-08-12
DE2655014C3 (en) 1979-09-06
FR2372922A1 (en) 1978-06-30
AU3117377A (en) 1979-06-07
DE2655014B2 (en) 1979-01-04
DK148786C (en) 1986-03-03
ZA776021B (en) 1978-05-30
NL185163B (en) 1989-09-01
DE2655014A1 (en) 1978-06-08
IL53455A0 (en) 1978-01-31
FR2372922B1 (en) 1982-04-09
NL7712123A (en) 1978-06-06
SE7713646L (en) 1978-06-05
JPS5370986A (en) 1978-06-23
DK539877A (en) 1978-06-05
CA1107580A (en) 1981-08-25
ATA865777A (en) 1981-11-15
AU516289B2 (en) 1981-05-28
NL185163C (en) 1990-02-01
SE433505B (en) 1984-05-28
DK148786B (en) 1985-09-30

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Legal Events

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