NL7405981A - - Google Patents

Info

Publication number
NL7405981A
NL7405981A NL7405981A NL7405981A NL7405981A NL 7405981 A NL7405981 A NL 7405981A NL 7405981 A NL7405981 A NL 7405981A NL 7405981 A NL7405981 A NL 7405981A NL 7405981 A NL7405981 A NL 7405981A
Authority
NL
Netherlands
Application number
NL7405981A
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 filed Critical
Publication of NL7405981A publication Critical patent/NL7405981A/xx

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
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/702—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73911—Inorganic substrates
    • G11B5/73913—Composites or coated substrates
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73925—Composite or coated non-esterified substrates
    • H10W74/47—
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
    • C08J2201/0544—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent being aqueous
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/01—Dielectrics
    • H05K2201/0104—Properties and characteristics in general
    • H05K2201/0116—Porous, e.g. foam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Manufacturing Of Printed Wiring (AREA)
  • Wire Bonding (AREA)
NL7405981A 1973-05-03 1974-05-03 NL7405981A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35692473A 1973-05-03 1973-05-03

Publications (1)

Publication Number Publication Date
NL7405981A true NL7405981A (en:Method) 1974-11-05

Family

ID=23403530

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7405981A NL7405981A (en:Method) 1973-05-03 1974-05-03

Country Status (7)

Country Link
JP (4) JPS5331506B2 (en:Method)
BE (1) BE814492A (en:Method)
CA (1) CA1053866A (en:Method)
DE (1) DE2420255C2 (en:Method)
FR (1) FR2228089B1 (en:Method)
GB (1) GB1473946A (en:Method)
NL (1) NL7405981A (en:Method)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1473946A (en) * 1973-05-03 1977-05-18 Exxon Research Engineering Co Cellular heterocyclic polymer structures
GB1557381A (en) * 1976-02-04 1979-12-12 Skf Kugellagerfabriken Gmbh Thrust bearing
US4159251A (en) * 1976-09-29 1979-06-26 Pharmaco, Inc. Ultrafiltration membranes based on heteroaromatic polymers
EP0038885A1 (en) * 1980-04-25 1981-11-04 Exxon Research And Engineering Company Microcellular heterocyclic polymer structures
EP0043481B1 (de) * 1980-07-02 1984-11-28 Bayer Ag Semipermeable Membranen
EP0052936A1 (en) * 1980-11-07 1982-06-02 Exxon Research And Engineering Company Microcellular structures and process for their preparation
JPS587667U (ja) * 1981-07-07 1983-01-18 株式会社リコー ペ−パ−ガイド組立体
JPS6058353U (ja) * 1983-09-30 1985-04-23 リコ−電子工業株式会社 排紙用案内手段支持構造
JPS60121791A (ja) * 1983-12-05 1985-06-29 日本写真印刷株式会社 印刷配線板の製造方法
DE4211266C2 (de) * 1992-04-03 1996-12-19 Fraunhofer Ges Forschung Nicht-poröse, flächige oder faserförmige Polymergebilde mit hydrophiler Oberfläche und deren Verwendung als Membranen für die Dialyse oder Elektrodialyse
FR2700883B1 (fr) * 1993-01-26 1995-02-24 Thomson Csf Procédé d'obtention de polymère à permittivité réduite.
US5510421A (en) * 1994-05-26 1996-04-23 Minnesota Mining And Manufacturing Company Azlactone-functional membranes and methods of preparing and using same
WO2000031183A1 (en) 1998-11-24 2000-06-02 The Dow Chemical Company A composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prepared therefrom

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615024A (en) * 1968-08-26 1971-10-26 Amicon Corp High flow membrane
DE2018182C3 (de) * 1970-04-16 1980-09-11 Exxon Research And Engineering Co., Linden, N.J. (V.St.A.) Verfahren zur Herstellung von polymeren Triketoimidazolidinen
GB1473946A (en) * 1973-05-03 1977-05-18 Exxon Research Engineering Co Cellular heterocyclic polymer structures

Also Published As

Publication number Publication date
JPS5331506B2 (en:Method) 1978-09-02
CA1053866A (en) 1979-05-08
DE2420255A1 (de) 1974-11-14
FR2228089A1 (en:Method) 1974-11-29
JPS55129430A (en) 1980-10-07
DE2420255C2 (de) 1983-06-01
GB1473946A (en) 1977-05-18
FR2228089B1 (en:Method) 1980-12-19
JPS5014764A (en:Method) 1975-02-17
JPS56100492A (en) 1981-08-12
JPS55123632A (en) 1980-09-24
BE814492A (fr) 1974-11-04

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed