NL78093C - Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen - Google Patents

Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen

Info

Publication number
NL78093C
NL78093C NL165662A NL165662A NL78093C NL 78093 C NL78093 C NL 78093C NL 165662 A NL165662 A NL 165662A NL 165662 A NL165662 A NL 165662A NL 78093 C NL78093 C NL 78093C
Authority
NL
Netherlands
Prior art keywords
membranes
cellulose
oxidation
preparation
produced
Prior art date
Application number
NL165662A
Other languages
English (en)
Dutch (nl)
Original Assignee
Tno
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 Tno filed Critical Tno
Priority to NL165662A priority Critical patent/NL78093C/nl
Priority to GB30104/52A priority patent/GB711765A/en
Application granted granted Critical
Publication of NL78093C publication Critical patent/NL78093C/nl

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
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2212—Natural macromolecular compounds
    • 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
NL165662A 1951-11-28 1951-11-28 Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen NL78093C (nl)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL165662A NL78093C (nl) 1951-11-28 1951-11-28 Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen
GB30104/52A GB711765A (en) 1951-11-28 1952-11-27 Improvements in selective electronegative membranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL165662A NL78093C (nl) 1951-11-28 1951-11-28 Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen

Publications (1)

Publication Number Publication Date
NL78093C true NL78093C (nl) 1955-05-16

Family

ID=1827162

Family Applications (1)

Application Number Title Priority Date Filing Date
NL165662A NL78093C (nl) 1951-11-28 1951-11-28 Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen

Country Status (2)

Country Link
GB (1) GB711765A (it)
NL (1) NL78093C (it)

Also Published As

Publication number Publication date
GB711765A (en) 1954-07-07

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