AU502153B2 - Composite semipermeable membranes - Google Patents

Composite semipermeable membranes

Info

Publication number
AU502153B2
AU502153B2 AU12377/76A AU1237776A AU502153B2 AU 502153 B2 AU502153 B2 AU 502153B2 AU 12377/76 A AU12377/76 A AU 12377/76A AU 1237776 A AU1237776 A AU 1237776A AU 502153 B2 AU502153 B2 AU 502153B2
Authority
AU
Australia
Prior art keywords
composite semipermeable
semipermeable membranes
membranes
composite
semipermeable
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU12377/76A
Other versions
AU1237776A (en
Inventor
W. J Wrasidlo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
U Op Inc
Original Assignee
UOP LLC
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 LLC filed Critical UOP LLC
Priority to AU12377/76A priority Critical patent/AU502153B2/en
Publication of AU1237776A publication Critical patent/AU1237776A/en
Application granted granted Critical
Publication of AU502153B2 publication Critical patent/AU502153B2/en
Expired legal-status Critical Current

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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/02—Polyamines
    • C08G73/0206—Polyalkylene(poly)amines
    • C08G73/0213—Preparatory process
    • 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
    • B01D71/58—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)
AU12377/76A 1976-03-25 1976-03-25 Composite semipermeable membranes Expired AU502153B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU12377/76A AU502153B2 (en) 1976-03-25 1976-03-25 Composite semipermeable membranes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU12377/76A AU502153B2 (en) 1976-03-25 1976-03-25 Composite semipermeable membranes

Publications (2)

Publication Number Publication Date
AU1237776A AU1237776A (en) 1977-09-29
AU502153B2 true AU502153B2 (en) 1979-07-12

Family

ID=3702887

Family Applications (1)

Application Number Title Priority Date Filing Date
AU12377/76A Expired AU502153B2 (en) 1976-03-25 1976-03-25 Composite semipermeable membranes

Country Status (1)

Country Link
AU (1) AU502153B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0031730A2 (en) * 1979-12-28 1981-07-08 Teijin Limited The improved semipermeable composite membranes and process for their production
EP0056175A1 (en) * 1981-01-13 1982-07-21 Teijin Limited Ion-permeable composite membrane and its use in selective separation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0160050B1 (en) * 1983-10-18 1990-03-21 Memtec Limited Substituted aliphatic polyamide porous membranes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0031730A2 (en) * 1979-12-28 1981-07-08 Teijin Limited The improved semipermeable composite membranes and process for their production
EP0031730A3 (en) * 1979-12-28 1981-12-30 Teijin Limited The improved semipermeable composite membranes and process for their production
EP0056175A1 (en) * 1981-01-13 1982-07-21 Teijin Limited Ion-permeable composite membrane and its use in selective separation

Also Published As

Publication number Publication date
AU1237776A (en) 1977-09-29

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