AU502153B2 - Composite semipermeable membranes - Google Patents

Composite semipermeable membranes

Info

Publication number: AU502153B2
Authority: AU; Australia
Prior art keywords: composite semipermeable; semipermeable membranes; membranes; composite; semipermeable
Prior art date: 1976-03-25
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.)

1976-03-25

Filing date

1976-03-25

Publication date

1979-07-12

1976-03-25 Application filed by UOP LLC filed Critical UOP LLC

1976-03-25 Priority to AU12377/76A priority Critical patent/AU502153B2/en

1977-09-29 Publication of AU1237776A publication Critical patent/AU1237776A/en

1979-07-12 Application granted granted Critical

1979-07-12 Publication of AU502153B2 publication Critical patent/AU502153B2/en

Status Expired legal-status Critical Current

Links

239000002131 composite material Substances 0.000 title 1
239000012528 membrane Substances 0.000 title 1

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
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

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

1976
- 1976-03-25 AU AU12377/76A patent/AU502153B2/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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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