JPH0122002B2 - - Google Patents

Info

Publication number
JPH0122002B2
JPH0122002B2 JP55031777A JP3177780A JPH0122002B2 JP H0122002 B2 JPH0122002 B2 JP H0122002B2 JP 55031777 A JP55031777 A JP 55031777A JP 3177780 A JP3177780 A JP 3177780A JP H0122002 B2 JPH0122002 B2 JP H0122002B2
Authority
JP
Japan
Prior art keywords
membrane
cellulose acetate
water
glycerin
butylene glycol
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
JP55031777A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56129005A (en
Inventor
Ryoichi Ooshima
Zenjiro Pponda
Tadaaki Myano
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.)
Daicel Corp
Original Assignee
Daicel Chemical Industries Ltd
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 Daicel Chemical Industries Ltd filed Critical Daicel Chemical Industries Ltd
Priority to JP3177780A priority Critical patent/JPS56129005A/ja
Publication of JPS56129005A publication Critical patent/JPS56129005A/ja
Publication of JPH0122002B2 publication Critical patent/JPH0122002B2/ja
Granted legal-status Critical Current

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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0095—Drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
JP3177780A 1980-03-12 1980-03-12 Dry type porous membrane and its manufacture Granted JPS56129005A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3177780A JPS56129005A (en) 1980-03-12 1980-03-12 Dry type porous membrane and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3177780A JPS56129005A (en) 1980-03-12 1980-03-12 Dry type porous membrane and its manufacture

Publications (2)

Publication Number Publication Date
JPS56129005A JPS56129005A (en) 1981-10-08
JPH0122002B2 true JPH0122002B2 (enrdf_load_stackoverflow) 1989-04-25

Family

ID=12340476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3177780A Granted JPS56129005A (en) 1980-03-12 1980-03-12 Dry type porous membrane and its manufacture

Country Status (1)

Country Link
JP (1) JPS56129005A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58156307A (ja) * 1982-03-15 1983-09-17 Nitto Electric Ind Co Ltd 乾燥半透膜の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2361369A1 (de) * 1973-12-10 1975-06-19 Hoechst Ag Verfahren zur herstellung einer entsalzenden celluloseacetatmembran

Also Published As

Publication number Publication date
JPS56129005A (en) 1981-10-08

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