NL7311347A - - Google Patents

Info

Publication number
NL7311347A
NL7311347A NL7311347A NL7311347A NL7311347A NL 7311347 A NL7311347 A NL 7311347A NL 7311347 A NL7311347 A NL 7311347A NL 7311347 A NL7311347 A NL 7311347A NL 7311347 A NL7311347 A NL 7311347A
Authority
NL
Netherlands
Prior art keywords
film
ethylene
vinyl acetate
copolymer
styrene
Prior art date
Application number
NL7311347A
Other languages
English (en)
Other versions
NL162107C (nl
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
Priority claimed from JP8300272A external-priority patent/JPS5627532B2/ja
Priority claimed from JP10252772A external-priority patent/JPS521751B2/ja
Application filed filed Critical
Publication of NL7311347A publication Critical patent/NL7311347A/xx
Application granted granted Critical
Publication of NL162107C publication Critical patent/NL162107C/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • 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
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/12—Insulating conductors or cables by applying loose fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Separation Using Semi-Permeable Membranes (AREA)
NL7311347.A 1972-08-18 1973-08-17 Werkwijze voor het vervaardigen van poreuze polymeer- films. NL162107C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8300272A JPS5627532B2 (it) 1972-08-18 1972-08-18
JP10252772A JPS521751B2 (it) 1972-10-12 1972-10-12

Publications (2)

Publication Number Publication Date
NL7311347A true NL7311347A (it) 1974-02-20
NL162107C NL162107C (nl) 1980-04-15

Family

ID=26424051

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7311347.A NL162107C (nl) 1972-08-18 1973-08-17 Werkwijze voor het vervaardigen van poreuze polymeer- films.

Country Status (5)

Country Link
CA (1) CA1027319A (it)
DE (1) DE2341542C3 (it)
FR (1) FR2196238B1 (it)
GB (1) GB1449644A (it)
NL (1) NL162107C (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51119069A (en) * 1975-03-20 1976-10-19 Nippon Oil Co Ltd Method of producing permeable film
JPS5939460B2 (ja) * 1976-12-10 1984-09-22 日石三菱株式会社 多孔膜の製法
ZA837304B (en) * 1982-09-30 1985-05-29 Extracorporeal Med Spec Semipermeable membranes and method of making the same
GB8412673D0 (en) * 1984-05-18 1984-06-27 Raychem Ltd Polymer membrane
US5102917A (en) * 1990-09-14 1992-04-07 Cpc Engineering Corporation Porous polysulfone media suitable for filtration
CN113041848B (zh) * 2021-03-24 2022-09-16 南京工业大学 一种结合选择性溶胀和熔纺拉伸法制备嵌段共聚物中空纤维膜的方法

Also Published As

Publication number Publication date
DE2341542A1 (de) 1974-03-21
FR2196238A1 (it) 1974-03-15
NL162107C (nl) 1980-04-15
DE2341542C3 (de) 1978-09-28
FR2196238B1 (it) 1977-05-06
GB1449644A (en) 1976-09-15
DE2341542B2 (de) 1975-10-09
CA1027319A (en) 1978-03-07

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