IT1099581B - Procedimento per colare membrane ultras ottili di polimeri metilpentenici - Google Patents

Procedimento per colare membrane ultras ottili di polimeri metilpentenici

Info

Publication number
IT1099581B
IT1099581B IT2592278A IT2592278A IT1099581B IT 1099581 B IT1099581 B IT 1099581B IT 2592278 A IT2592278 A IT 2592278A IT 2592278 A IT2592278 A IT 2592278A IT 1099581 B IT1099581 B IT 1099581B
Authority
IT
Italy
Prior art keywords
optile
methylpentenic
ultras
membranes
casting
Prior art date
Application number
IT2592278A
Other languages
English (en)
Other versions
IT7825922A0 (it
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT7825922A0 publication Critical patent/IT7825922A0/it
Application granted granted Critical
Publication of IT1099581B publication Critical patent/IT1099581B/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
    • B01D71/26—Polyalkenes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/122—Separate manufacturing of ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31507—Of polycarbonate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31652—Of asbestos
    • Y10T428/31663—As siloxane, silicone or silane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT2592278A 1977-07-21 1978-07-20 Procedimento per colare membrane ultras ottili di polimeri metilpentenici IT1099581B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/817,828 US4132824A (en) 1977-07-21 1977-07-21 Method for casting ultrathin methylpentene polymer membranes

Publications (2)

Publication Number Publication Date
IT7825922A0 IT7825922A0 (it) 1978-07-20
IT1099581B true IT1099581B (it) 1985-09-18

Family

ID=25223971

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2592278A IT1099581B (it) 1977-07-21 1978-07-20 Procedimento per colare membrane ultras ottili di polimeri metilpentenici

Country Status (6)

Country Link
US (1) US4132824A (it)
JP (1) JPS5930169B2 (it)
DE (1) DE2831693A1 (it)
FR (1) FR2431516B1 (it)
GB (1) GB1601837A (it)
IT (1) IT1099581B (it)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406673A (en) * 1979-12-27 1983-09-27 Teijin Limited Ultrathin solid membrane, process for production thereof, and use thereof for concentrating a specified gas in a gaseous mixture
US4393113A (en) * 1980-06-05 1983-07-12 Teitin Limited Novel silicon-containing copolymer, ultrathin solid membrane composed of said copolymer, use of said solid membrane for concentrating a specified gas in a gaseous mixture, and process for producing said solid membrane
US4415608A (en) * 1982-01-15 1983-11-15 Uop Inc. Continuous production of polymethylpentene membranes
US4613440A (en) * 1983-04-18 1986-09-23 Allied Corporation Composite membranes based on interpenetrating polymer networks
GB8320797D0 (en) * 1983-08-02 1983-09-01 Shell Int Research Very thin dense membrane
US4527999A (en) * 1984-03-23 1985-07-09 Abcor, Inc. Separation membrane and method of preparing and using same
DE3478088D1 (en) * 1984-10-15 1989-06-15 Shell Int Research Process for producing dense membranes
US4695483A (en) * 1984-11-13 1987-09-22 Allied Corporation Method for the preparation of composite membranes based on interpenetrating polymer networks
US4627859A (en) * 1985-02-15 1986-12-09 Allied Corporation Facilitated gas enrichment membrane composites and a process for the preparation thereof
US4747953A (en) * 1986-02-21 1988-05-31 Allied Corporation Composite membranes based on interpenetrating polymer networks
DE3769242D1 (de) * 1986-08-14 1991-05-16 Toray Industries Gastrennungsmembran.
US4963165A (en) * 1987-04-27 1990-10-16 Membrane Technology & Research, Inc. Composite membrane, method of preparation and use
US4758251A (en) * 1987-05-26 1988-07-19 Allied-Signal Inc. Separation of gases through gas enrichment membrane composites
US4874401A (en) * 1987-11-20 1989-10-17 The Dow Chemical Company Gas separation membranes from bisphenol AF polycarbonates and polyestercarbonates
US4871378A (en) * 1987-12-11 1989-10-03 Membrane Technology & Research, Inc. Ultrathin ethylcellulose/poly(4-methylpentene-1) permselective membranes
GB2221917B (en) * 1988-05-16 1992-10-21 Nippon Steel Corp Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same
US4889541A (en) * 1988-07-05 1989-12-26 Texaco Inc. Separation of gases
US4968331A (en) * 1989-05-15 1990-11-06 Nippon Steel Corporation Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same
US5015270A (en) * 1989-10-10 1991-05-14 E. I. Du Pont De Nemours And Company Phenylindane-containing polyimide gas separation membranes
US5049167A (en) * 1989-12-13 1991-09-17 Membrane Technology & Research, Inc. Multilayer interfacial composite membrane
US5085676A (en) * 1990-12-04 1992-02-04 E. I. Du Pont De Nemours And Company Novel multicomponent fluid separation membranes
US5085775A (en) * 1990-12-05 1992-02-04 Allied-Signal Inc. Thin film composite ultrafiltration membrane
US5145584A (en) * 1990-12-05 1992-09-08 Allied-Signal Inc. Processes for using a thin film composite ultrafiltration membrane
CA2149806A1 (en) * 1994-05-20 1995-11-21 William John Koros Polymeric membrane
JPH0929002A (ja) 1995-07-17 1997-02-04 Teisan Kk ガス回収装置
US5858065A (en) * 1995-07-17 1999-01-12 American Air Liquide Process and system for separation and recovery of perfluorocompound gases
US5785741A (en) * 1995-07-17 1998-07-28 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges, Claude Process and system for separation and recovery of perfluorocompound gases
IE80909B1 (en) * 1996-06-14 1999-06-16 Air Liquide An improved process and system for separation and recovery of perfluorocompound gases
US5759237A (en) * 1996-06-14 1998-06-02 L'air Liquide Societe Anonyme Pour L'etude Et, L'exploitation Des Procedes Georges Claude Process and system for selective abatement of reactive gases and recovery of perfluorocompound gases
US5814127A (en) * 1996-12-23 1998-09-29 American Air Liquide Inc. Process for recovering CF4 and C2 F6 from a gas
US5928726A (en) * 1997-04-03 1999-07-27 Minnesota Mining And Manufacturing Company Modulation of coating patterns in fluid carrier coating processes
US5855647A (en) * 1997-05-15 1999-01-05 American Air Liquide, Inc. Process for recovering SF6 from a gas
US6187077B1 (en) 1998-04-17 2001-02-13 American Air Liquide Inc. Separation of CF4 and C2F6 from a perfluorocompound mixture
WO2009158567A1 (en) * 2008-06-27 2009-12-30 Ssw Holding Company, Inc. Method for spill containment and shelves or the like therefore
US11786036B2 (en) 2008-06-27 2023-10-17 Ssw Advanced Technologies, Llc Spill containing refrigerator shelf assembly
US8286561B2 (en) 2008-06-27 2012-10-16 Ssw Holding Company, Inc. Spill containing refrigerator shelf assembly
WO2011049449A1 (en) 2009-10-22 2011-04-28 University Of Twente Vhh for application in tissue repair, organ regeneration, organ replacement and tissue engineering

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573334A (en) * 1964-04-02 1971-03-30 Union Carbide Corp Olefinic silicone-organic polymer graft copolymers
FR1544807A (fr) * 1967-09-27 1968-11-08 Celanese Corp Pellicule à cellules ouvertes
US3551244A (en) * 1968-04-03 1970-12-29 North Star Research & Dev Inst Method of producing an ultrathin polymer film laminate
GB1260733A (en) * 1969-06-17 1972-01-19 British Petroleum Co Membrane separation process
US3580841A (en) * 1969-07-31 1971-05-25 Us Interior Ultrathin semipermeable membrane
BE759809A (fr) * 1969-12-04 1971-06-03 Dow Chemical Co Membranes possedant une permeabilite amelioree aux gaz et leur procede de fabrication
US3846521A (en) * 1971-02-03 1974-11-05 Union Carbide Corp Low energy electron beam treatment of polymeric films, and apparatus therefore
US3767737A (en) * 1971-09-07 1973-10-23 Gen Electric Method for production casting of ultrathin polymer membranes
US3822202A (en) * 1972-07-20 1974-07-02 Du Pont Heat treatment of membranes of selected polyimides,polyesters and polyamides
FR2227942A1 (en) * 1973-05-02 1974-11-29 Gen Electric Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating
US4279855A (en) * 1973-05-02 1981-07-21 General Electric Company Method for the casting of ultrathin polymer membranes
US3892665A (en) * 1973-10-15 1975-07-01 Standard Oil Co Membrane method and product
US3933561A (en) * 1974-03-27 1976-01-20 North Star Research Institute Process for manufacturing ultrathin polymer membranes and products derived therefrom
DE2444829A1 (de) * 1974-09-19 1976-04-08 Kabel Metallwerke Ghh Verfahren zur herstellung von durch aufpfropfen einer silanverbindung in anwesenheit von feuchtigkeit vernetzbaren thermoplasten oder elastomeren
US3994988A (en) * 1975-03-10 1976-11-30 Baxter Laboratories, Inc. Thermoplastic copolymers of polysiloxane polycarbonate and polyester constituents
US4028483A (en) * 1975-07-02 1977-06-07 Copolymer Rubber & Chemical Corporation EPDM interpolymers formed with unsaturated organosilanes

Also Published As

Publication number Publication date
FR2431516A1 (fr) 1980-02-15
DE2831693C2 (it) 1990-02-22
FR2431516B1 (fr) 1985-11-22
JPS5930169B2 (ja) 1984-07-25
DE2831693A1 (de) 1979-02-01
JPS5440868A (en) 1979-03-31
IT7825922A0 (it) 1978-07-20
GB1601837A (en) 1981-11-04
US4132824A (en) 1979-01-02

Similar Documents

Publication Publication Date Title
IT1099581B (it) Procedimento per colare membrane ultras ottili di polimeri metilpentenici
IT1062302B (it) Procedimento per la produzione di membrane semipermeabili
FR2345048A1 (fr) Membrane de transducteur electro-acoustique
IT1085034B (it) Procedimento per la preparazione di polimeri oppure copolimeri di alfa-olefine
SE7713019L (sv) Understodsnet avsett for understodjande av membran
SE7808312L (sv) Forfarande for framstellning av vattenlosningar av polymerer
RO71760A (ro) Diafragma pentru celule electrolitice
IT1066778B (it) Procedimento per preparare polimeri polisilossanici tiofunzionali
SE7802386L (sv) Membrancell
NL188881C (nl) Luidsprekermembraan.
IT1079471B (it) Procedimento per la preparazione di membrane semipermeabili e prodotto ottenuto
DK2876A (da) Membran til akustisk omsetter
IT7851090A0 (it) Membrane semipermeabili di copolimeri di acrilnitrile
IT1131098B (it) Procedimento per la preparazione di membrane anisotrope e membrane prodotte da esso
PL205061A1 (pl) Elektrolizer przeponowy
IT1090029B (it) Procedimento per la produzione di fibrille di polimeri
IT7851705A0 (it) Procedimento per la purificazione di lattici polimerici
SE7808283L (sv) Membrandekoffinering
IT1100593B (it) Polimeri solidi di poliamminoesteri e procedimento per la loro preparazione
DK151615C (da) Organ til taetsluttende fastgoerelse af semipermeable membraner
IT1071466B (it) Polimeri solforati per membrane
IT1058762B (it) Procedimento per la coagulazione di lattici di polimeri
FR2326959A1 (fr) Support de membrane gaufre pour dialyseur
IT1053825B (it) Procedimento per la preparazione di polimeri uretanici
IT1159935B (it) Procedimento per produrre polimeri di fosfazeni

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950726