IT997519B - Complesso a membrana permselettiva in foglio tubolare poliuretanico - Google Patents

Complesso a membrana permselettiva in foglio tubolare poliuretanico

Info

Publication number
IT997519B
IT997519B IT5222473A IT5222473A IT997519B IT 997519 B IT997519 B IT 997519B IT 5222473 A IT5222473 A IT 5222473A IT 5222473 A IT5222473 A IT 5222473A IT 997519 B IT997519 B IT 997519B
Authority
IT
Italy
Prior art keywords
tubular sheet
permselective membrane
membrane complex
polyurethane tubular
polyurethane
Prior art date
Application number
IT5222473A
Other languages
English (en)
Inventor
R Stevens
J Davis
Original Assignee
Dow Chemical 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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of IT997519B publication Critical patent/IT997519B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/36—Hydroxylated esters of higher fatty acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B01D63/021—Manufacturing thereof
    • B01D63/022—Encapsulating hollow fibres
    • B01D63/023—Encapsulating materials
IT5222473A 1972-08-31 1973-08-29 Complesso a membrana permselettiva in foglio tubolare poliuretanico IT997519B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28554772A 1972-08-31 1972-08-31

Publications (1)

Publication Number Publication Date
IT997519B true IT997519B (it) 1975-12-30

Family

ID=23094711

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5222473A IT997519B (it) 1972-08-31 1973-08-29 Complesso a membrana permselettiva in foglio tubolare poliuretanico

Country Status (8)

Country Link
JP (1) JPS4965386A (it)
BE (1) BE804240A (it)
CA (1) CA1007170A (it)
DE (1) DE2340661B2 (it)
FR (1) FR2197620B1 (it)
GB (1) GB1424057A (it)
IT (1) IT997519B (it)
NL (1) NL7310642A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS538357B2 (it) * 1974-06-27 1978-03-28
JPS5329360B2 (it) * 1974-12-27 1978-08-19
JPS5322164A (en) * 1976-08-12 1978-03-01 Nippon Zeon Co Ltd Preparation of mass transfer apparatus of hollow fiber type
CA1115893A (en) * 1976-11-12 1982-01-05 Melvin Brauer Non-wicking polyurethane casting systems
IT1114714B (it) 1978-03-25 1986-01-27 Akzo Nv Massa di incorporazione poliuretanica e relativo procedimento di produzione
DE2813197C2 (de) * 1978-03-25 1983-09-08 Akzo Gmbh, 5600 Wuppertal Einbettmaterial, Verfahren zu seiner Herstellung und seine Verwendung
DE3106498A1 (de) * 1981-02-21 1982-09-09 Akzo Gmbh, 5600 Wuppertal Einbettmasse aus polyurethanen
JP2011120965A (ja) * 2009-12-08 2011-06-23 Sanyo Chem Ind Ltd 膜モジュールのシール材用ポリウレタン樹脂形成性組成物

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3362921A (en) * 1965-03-24 1968-01-09 Baker Castor Oil Co Novel elastomeric products obtained from prepolymer compositions
US3708071A (en) * 1970-08-05 1973-01-02 Abcor Inc Hollow fiber membrane device and method of fabricating same

Also Published As

Publication number Publication date
GB1424057A (en) 1976-02-04
FR2197620A1 (it) 1974-03-29
NL7310642A (it) 1974-03-04
DE2340661A1 (de) 1974-03-07
AU5854573A (en) 1975-01-30
FR2197620B1 (it) 1977-02-25
BE804240A (fr) 1974-02-28
CA1007170A (en) 1977-03-22
JPS4965386A (it) 1974-06-25
DE2340661B2 (de) 1977-12-15

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