MX144990A - Membrana semipermeable mejorada y metodo para obtenerla - Google Patents

Membrana semipermeable mejorada y metodo para obtenerla

Info

Publication number
MX144990A
MX144990A MX166371A MX16637176A MX144990A MX 144990 A MX144990 A MX 144990A MX 166371 A MX166371 A MX 166371A MX 16637176 A MX16637176 A MX 16637176A MX 144990 A MX144990 A MX 144990A
Authority
MX
Mexico
Prior art keywords
semipermeable membrane
improved semipermeable
improved
membrane
semipermeable
Prior art date
Application number
MX166371A
Other languages
English (en)
Inventor
Wolfgang J Wrasidlo
Original Assignee
Uop Inc
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 Uop Inc filed Critical Uop Inc
Publication of MX144990A publication Critical patent/MX144990A/es

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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • 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
    • B01D71/52—Polyethers
    • 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
    • B01D71/60—Polyamines
    • 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
    • B01D71/60—Polyamines
    • B01D71/601—Polyethylenimine

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)
MX166371A 1975-09-22 1976-09-22 Membrana semipermeable mejorada y metodo para obtenerla MX144990A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/615,252 US4005012A (en) 1975-09-22 1975-09-22 Semipermeable membranes and the method for the preparation thereof

Publications (1)

Publication Number Publication Date
MX144990A true MX144990A (es) 1981-12-10

Family

ID=24464635

Family Applications (1)

Application Number Title Priority Date Filing Date
MX166371A MX144990A (es) 1975-09-22 1976-09-22 Membrana semipermeable mejorada y metodo para obtenerla

Country Status (12)

Country Link
US (1) US4005012A (es)
JP (1) JPS5240486A (es)
AR (1) AR219906A1 (es)
AU (1) AU500659B2 (es)
BR (1) BR7606224A (es)
CA (1) CA1068996A (es)
DE (1) DE2642407C3 (es)
EG (1) EG12437A (es)
FR (1) FR2324338A1 (es)
GB (1) GB1558807A (es)
IL (1) IL50384A (es)
MX (1) MX144990A (es)

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KR0183370B1 (ko) * 1995-07-07 1999-04-15 김은영 방향족 폴리에스테르 또는 방향족 폴리에스테르와 폴리아미드 공중합체의 활성층을 갖는 역삼투용 복합막
KR100549493B1 (ko) * 1999-01-14 2006-02-08 도레이 가부시끼가이샤 복합 반투막, 그의 제조 방법 및 그를 이용한 물의 정화방법
DE10144815A1 (de) * 2001-09-12 2003-03-27 Celanese Ventures Gmbh Protonenleitende Membran und deren Verwendung
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JP4656503B2 (ja) * 2004-10-01 2011-03-23 日東電工株式会社 複合半透膜及びその製造方法
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JP4656511B2 (ja) * 2004-10-04 2011-03-23 日東電工株式会社 複合逆浸透膜の製造方法
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JP5961931B2 (ja) * 2010-06-23 2016-08-03 東レ株式会社 複合半透膜の製造方法
JP5968328B2 (ja) 2010-11-10 2016-08-10 ナノエイチツーオー・インコーポレーテッド 非金属添加剤を含む改良された混成ｔｆｃｒｏ膜
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Also Published As

Publication number Publication date
IL50384A0 (en) 1976-10-31
DE2642407C3 (de) 1981-10-01
DE2642407A1 (de) 1977-03-24
IL50384A (en) 1979-03-12
AU500659B2 (en) 1979-05-31
EG12437A (en) 1978-12-31
FR2324338B1 (es) 1981-05-08
CA1068996A (en) 1980-01-01
FR2324338A1 (fr) 1977-04-15
AR219906A1 (es) 1980-09-30
BR7606224A (pt) 1977-06-14
US4005012A (en) 1977-01-25
AU1736876A (en) 1978-03-09
JPS5240486A (en) 1977-03-29
DE2642407B2 (de) 1980-10-09
JPS5538164B2 (es) 1980-10-02
GB1558807A (en) 1980-01-09

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