JPS6333402B2 - - Google Patents

Info

Publication number
JPS6333402B2
JPS6333402B2 JP56121286A JP12128681A JPS6333402B2 JP S6333402 B2 JPS6333402 B2 JP S6333402B2 JP 56121286 A JP56121286 A JP 56121286A JP 12128681 A JP12128681 A JP 12128681A JP S6333402 B2 JPS6333402 B2 JP S6333402B2
Authority
JP
Japan
Prior art keywords
group
polysulfone resin
solvent
hydrogen
membrane
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
JP56121286A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5824305A (ja
Inventor
Hitoshi Tsugaya
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 JP12128681A priority Critical patent/JPS5824305A/ja
Publication of JPS5824305A publication Critical patent/JPS5824305A/ja
Publication of JPS6333402B2 publication Critical patent/JPS6333402B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP12128681A 1981-07-31 1981-07-31 ポリスルホン樹脂半透膜の製造法 Granted JPS5824305A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12128681A JPS5824305A (ja) 1981-07-31 1981-07-31 ポリスルホン樹脂半透膜の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12128681A JPS5824305A (ja) 1981-07-31 1981-07-31 ポリスルホン樹脂半透膜の製造法

Publications (2)

Publication Number Publication Date
JPS5824305A JPS5824305A (ja) 1983-02-14
JPS6333402B2 true JPS6333402B2 (fr) 1988-07-05

Family

ID=14807492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12128681A Granted JPS5824305A (ja) 1981-07-31 1981-07-31 ポリスルホン樹脂半透膜の製造法

Country Status (1)

Country Link
JP (1) JPS5824305A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61212305A (ja) * 1985-03-15 1986-09-20 Daicel Chem Ind Ltd 精密濾過膜の製造法
JPH0675667B2 (ja) * 1985-04-17 1994-09-28 東レ株式会社 ポリスルホン系樹脂半透膜の製造方法
US4871494A (en) * 1986-08-15 1989-10-03 Permea, Inc. Process for forming asymmetric gas separation membranes having graded density skins
DE3782120T2 (de) * 1986-08-15 1993-02-11 Permea Inc Asymmetrische gastrennungsmembranen, deren haut einen dichtegradienten aufweisen.
US4728346A (en) * 1986-08-15 1988-03-01 Permea Inc. Permeation modified asymmetric gas separation membranes having graded density skins
JP2505428B2 (ja) * 1986-10-15 1996-06-12 東レ株式会社 低温溶解型原液およびその製造法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518179A (en) * 1974-07-11 1976-01-22 Daicel Ltd Sentakutokaseikobunshimakuoyobisono seizoho
JPS5142765A (en) * 1974-10-08 1976-04-12 Kanegafuchi Chemical Ind Bikoshitsumakuno seizoho

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518179A (en) * 1974-07-11 1976-01-22 Daicel Ltd Sentakutokaseikobunshimakuoyobisono seizoho
JPS5142765A (en) * 1974-10-08 1976-04-12 Kanegafuchi Chemical Ind Bikoshitsumakuno seizoho

Also Published As

Publication number Publication date
JPS5824305A (ja) 1983-02-14

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