IT1143968B - Procedimento per preparare una membrana permeabile selettiva e membrana cosi' prodotta - Google Patents

Procedimento per preparare una membrana permeabile selettiva e membrana cosi' prodotta

Info

Publication number
IT1143968B
IT1143968B IT48688/80A IT4868880A IT1143968B IT 1143968 B IT1143968 B IT 1143968B IT 48688/80 A IT48688/80 A IT 48688/80A IT 4868880 A IT4868880 A IT 4868880A IT 1143968 B IT1143968 B IT 1143968B
Authority
IT
Italy
Prior art keywords
membrane
preparing
procedure
produced
selective permeable
Prior art date
Application number
IT48688/80A
Other languages
English (en)
Other versions
IT8048688A0 (it
Inventor
Iwama Akio
Kamiyama Yoshiyasu
Kazuse Yoshitaka
Ichinose Hisashi
Original Assignee
Nitto Electric Ind Co
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 Nitto Electric Ind Co filed Critical Nitto Electric Ind Co
Publication of IT8048688A0 publication Critical patent/IT8048688A0/it
Application granted granted Critical
Publication of IT1143968B publication Critical patent/IT1143968B/it

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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
IT48688/80A 1979-05-17 1980-05-15 Procedimento per preparare una membrana permeabile selettiva e membrana cosi' prodotta IT1143968B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54061359A JPS5827963B2 (ja) 1979-05-17 1979-05-17 選択性透過膜の製造方法

Publications (2)

Publication Number Publication Date
IT8048688A0 IT8048688A0 (it) 1980-05-15
IT1143968B true IT1143968B (it) 1986-10-29

Family

ID=13168877

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48688/80A IT1143968B (it) 1979-05-17 1980-05-15 Procedimento per preparare una membrana permeabile selettiva e membrana cosi' prodotta

Country Status (9)

Country Link
US (1) US4385084A (it)
JP (1) JPS5827963B2 (it)
BE (1) BE883337A (it)
CA (1) CA1146711A (it)
DE (1) DE3018540C2 (it)
FR (1) FR2456754B1 (it)
GB (1) GB2051664B (it)
IT (1) IT1143968B (it)
NL (1) NL181409C (it)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5854841B2 (ja) * 1980-03-31 1983-12-07 日東電工株式会社 選択性透過膜の製造方法
DE3028213C2 (de) * 1980-07-25 1990-12-06 Akzo Gmbh, 5600 Wuppertal Verfahren zur Herstellung einer Ultrafiltrationsmembran aus Polyamid und daraus hergestellte Membran
JPS57120599A (en) * 1981-01-20 1982-07-27 Nitto Electric Ind Co Ltd Treatment of protein organic solution
JPS57170936A (en) * 1981-04-14 1982-10-21 Ube Ind Ltd Preparation of porous polyimide film
GB2101137B (en) * 1981-04-14 1984-09-26 Ube Industries Producing porous aromatic imide polymer membranes
JPS57174108A (en) * 1981-04-21 1982-10-26 Teijin Ltd Production of perm selective membrane
US4385148A (en) * 1981-06-25 1983-05-24 E. I. Du Pont De Nemours And Company Reverse osmosis membrane preparation
JPS5814908A (ja) * 1981-07-15 1983-01-28 Nitto Electric Ind Co Ltd 複合半透膜の製造方法
JPS58156307A (ja) * 1982-03-15 1983-09-17 Nitto Electric Ind Co Ltd 乾燥半透膜の製造方法
JPS58194994A (ja) * 1982-05-10 1983-11-14 リノ−ル油脂株式会社 粗製グリセリド油組成物の精製方法
JPS59130505A (ja) * 1983-01-14 1984-07-27 Nitto Electric Ind Co Ltd 複合膜の製造方法
AU1435883A (en) * 1983-05-09 1984-11-15 Baxter Travenol Laboratories Inc. Porous membranes
US4532041A (en) * 1983-05-13 1985-07-30 Exxon Research And Engineering Co. Asymmetric polyimide reverse osmosis membrane, method for preparation of same and use thereof for organic liquid separations
JPS606726A (ja) * 1983-06-25 1985-01-14 Nissan Chem Ind Ltd 新規ポリイミド樹脂及びその製造法
JPS61500175A (ja) * 1983-10-18 1986-01-30 メムテツク　リミテツド 置換脂肪族ポリアミド多孔質膜
JPS6094106A (ja) * 1983-10-27 1985-05-27 Nitto Electric Ind Co Ltd 複合膜の製造方法
US4606903A (en) * 1984-04-27 1986-08-19 Exxon Research And Engineering Co. Membrane separation of uncoverted carbon fiber precursors from flux solvent and/or anti-solvent
US4571444A (en) * 1984-04-27 1986-02-18 Exxon Research And Engineering Co. Process for separating alkylaromatics from aromatic solvents and the separation of the alkylaromatic isomers using membranes
DE3420373C2 (de) * 1984-06-01 1986-09-18 Gkss - Forschungszentrum Geesthacht Gmbh, 2054 Geesthacht Verfahren zur Herstellung einer integralasymmetrischen Membran zur Trennung von Gasen
JPS6119813A (ja) * 1984-06-20 1986-01-28 Agency Of Ind Science & Technol ポリイミド中空糸の製造法
AU580433B2 (en) * 1985-06-24 1989-01-12 Enthone, Incorporated Process for conditioning the surface of plastic substrates prior to metal plating
US4681605A (en) 1985-06-27 1987-07-21 A/G Technology Corporation Anisotropic membranes for gas separation
GB8617263D0 (en) * 1986-07-15 1986-08-20 British Petroleum Co Plc Separation media
US4964887A (en) * 1987-11-12 1990-10-23 Nitto Denko Corporation Process for separating methane using permeable membrane
CA1321153C (en) * 1987-11-12 1993-08-10 Shunichi Shimatani Process for separating methane using permeable membrane
US4836927A (en) * 1988-03-28 1989-06-06 Exxon Research And Engineering Company Recovery of dewaxing aid using asymmetric polyimide ultrafiltration membrane and method for producing said membrane
US4908134A (en) * 1989-02-16 1990-03-13 Exxon Research And Engineering Company Ultrafiltration polyamide membrane and its use for recovery of dewaxing aid (OP-3454)
US4963303A (en) * 1989-02-16 1990-10-16 Exxon Research & Engineering Company Ultrafiltration polyimide membrane and its use for recovery of dewaxing aid
JPH02164427A (ja) * 1989-11-13 1990-06-25 Nitto Denko Corp 複合膜の製造方法
JPH02164426A (ja) * 1989-11-13 1990-06-25 Nitto Denko Corp 複合膜の製造方法
JP2586136Y2 (ja) * 1991-08-30 1998-12-02 松下電工株式会社 キッチン用小物台
US5266100A (en) * 1992-09-02 1993-11-30 E. I. Du Pont De Nemours And Company Alkyl substituted polyimide, polyamide and polyamide-imide gas separation membranes
US5248319A (en) * 1992-09-02 1993-09-28 E. I. Du Pont De Nemours And Company Gas separation membranes made from blends of aromatic polyamide, polymide or polyamide-imide polymers
US5322549A (en) * 1993-06-04 1994-06-21 E. I. Du Pont De Nemours And Company Polyimides and gas separation membranes prepared therefrom
JPH07102196A (ja) * 1993-10-01 1995-04-18 Nitto Denko Corp 電着塗装剤および電着塗装方法
DE19600967C2 (de) * 1996-01-12 1998-06-04 Schweizer Electronic Ag Verfahren zum Auftrennen von aus der Leiterplattenherstellung stammenden organischen Prozeßlösungen
JP4030419B2 (ja) * 2002-12-16 2008-01-09 独立行政法人科学技術振興機構 孔質性ポリイミド系微粒子の製造方法
BR112014017062A2 (pt) 2012-01-09 2018-05-22 Du Pont soluções ligantes aquosas
US20140137734A1 (en) * 2012-11-20 2014-05-22 Uop Llc Cross-linked polyimide membranes for separations

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1229591A (it) * 1967-04-11 1971-04-28
GB1238180A (it) * 1967-09-21 1971-07-07
US3615024A (en) * 1968-08-26 1971-10-26 Amicon Corp High flow membrane
GB1277824A (en) * 1968-09-02 1972-06-14 Toray Industries Polyimides
FR2050251A1 (en) * 1969-07-08 1971-04-02 Inst Francais Du Petrole Sulphonated polyimides (i) used as ion ex- - changes and in electrodialysis
FR2193634A1 (en) * 1972-07-20 1974-02-22 Du Pont Polyimide semi-permeable membranes
US3816303A (en) * 1972-12-20 1974-06-11 Us Interior Poly(n-amido)imides as semipermeable membranes
DK143986C (da) * 1973-04-12 1982-04-26 Berghof Forschungsinst Fremgangsmaade til fremstilling af uoploeselige asymmetriske polyimidmembraner
JPS5471785A (en) * 1977-11-18 1979-06-08 Nitto Electric Ind Co Ltd Selectively permeable membrane and production thereof
JPS5494477A (en) * 1978-01-10 1979-07-26 Nitto Electric Ind Co Ltd Manufacture of selective permeable membrnae

Also Published As

Publication number Publication date
FR2456754B1 (fr) 1984-05-18
IT8048688A0 (it) 1980-05-15
CA1146711A (en) 1983-05-24
BE883337A (fr) 1980-09-15
NL8002844A (nl) 1980-11-19
US4385084A (en) 1983-05-24
JPS5827963B2 (ja) 1983-06-13
GB2051664A (en) 1981-01-21
FR2456754A1 (fr) 1980-12-12
NL181409C (nl) 1987-08-17
DE3018540C2 (de) 1984-05-17
DE3018540A1 (de) 1980-11-27
JPS55152507A (en) 1980-11-27
GB2051664B (en) 1983-02-02

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