FR2229439B1 - - Google Patents

Info

Publication number
FR2229439B1
FR2229439B1 FR7416829A FR7416829A FR2229439B1 FR 2229439 B1 FR2229439 B1 FR 2229439B1 FR 7416829 A FR7416829 A FR 7416829A FR 7416829 A FR7416829 A FR 7416829A FR 2229439 B1 FR2229439 B1 FR 2229439B1
Authority
FR
France
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
FR7416829A
Other versions
FR2229439A1 (fr
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of FR2229439A1 publication Critical patent/FR2229439A1/fr
Application granted granted Critical
Publication of FR2229439B1 publication Critical patent/FR2229439B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/00091—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching by evaporation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/82—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74 characterised by the presence of specified groups, e.g. introduced by chemical after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
FR7416829A 1973-05-16 1974-05-15 Expired FR2229439B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48054887A JPS5210670B2 (fr) 1973-05-16 1973-05-16

Publications (2)

Publication Number Publication Date
FR2229439A1 FR2229439A1 (fr) 1974-12-13
FR2229439B1 true FR2229439B1 (fr) 1976-06-25

Family

ID=12983086

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7416829A Expired FR2229439B1 (fr) 1973-05-16 1974-05-15

Country Status (7)

Country Link
US (1) US3962212A (fr)
JP (1) JPS5210670B2 (fr)
DE (1) DE2423593C2 (fr)
FR (1) FR2229439B1 (fr)
GB (1) GB1424154A (fr)
IT (1) IT1013176B (fr)
NL (1) NL177600C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515613B1 (fr) * 1971-04-02 1976-02-21
CH614127A5 (en) * 1975-01-23 1979-11-15 Aligena Ag Porous membrane and method for production thereof
JPS5923085B2 (ja) * 1978-01-28 1984-05-30 日本電信電話株式会社 複合磁気特性を有する複合半硬質磁性材料の製造方法
GB2150140B (en) * 1983-11-23 1987-07-08 Dow Chemical Co Anionic polysaccharide separation membranes
DE3572771D1 (en) * 1984-08-18 1989-10-12 Akzo Gmbh Modified cellulose dialysis membrane with improved biocompatibility
US4737582A (en) * 1985-06-28 1988-04-12 The Procter & Gamble Company Absorbent vegetable materials
EP0266795B2 (fr) * 1986-11-07 1996-03-27 Asahi Kasei Kogyo Kabushiki Kaisha Membrane en cellulose régénérée et son procédé de fabrication
JP4914722B2 (ja) * 2004-09-29 2012-04-11 興和株式会社 セルロース誘導体リン酸エステル及びそれを用いた金属吸着材
CN105567963B (zh) * 2015-12-23 2017-11-03 南昌大学 采用磷酸纤维素富集回收极低浓度南方离子型稀土的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1962828A (en) * 1930-08-05 1934-06-12 Eastman Kodak Co Process for the manufacture of cellulose derivatives containing phosphorus
US2981730A (en) * 1957-08-29 1961-04-25 American Oil Co Organophosphorous-modified cellulose esters
US3140256A (en) * 1957-09-30 1964-07-07 Standard Oil Co Separation process
US3567809A (en) * 1966-10-07 1971-03-02 Fuji Photo Film Co Ltd Method of varying the pore diameters of fine pores in cellulose acetate film

Also Published As

Publication number Publication date
DE2423593A1 (de) 1974-12-05
US3962212A (en) 1976-06-08
NL7406498A (fr) 1974-11-19
IT1013176B (it) 1977-03-30
NL177600C (nl) 1985-10-16
DE2423593C2 (de) 1983-11-17
JPS5210670B2 (fr) 1977-03-25
JPS503969A (fr) 1975-01-16
GB1424154A (en) 1976-02-11
FR2229439A1 (fr) 1974-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse