AU491666B2 - Asymmetric, semipermeable membrances of cyclic polyureas - Google Patents

Asymmetric, semipermeable membrances of cyclic polyureas

Info

Publication number
AU491666B2
AU491666B2 AU82429/75A AU8242975A AU491666B2 AU 491666 B2 AU491666 B2 AU 491666B2 AU 82429/75 A AU82429/75 A AU 82429/75A AU 8242975 A AU8242975 A AU 8242975A AU 491666 B2 AU491666 B2 AU 491666B2
Authority
AU
Australia
Prior art keywords
membrances
semipermeable
asymmetric
polyureas
cyclic
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
AU82429/75A
Other versions
AU8242975A (en
Inventor
Quickel Hans Rudolph Jurgen Hocker Jurgen Lewalter Hans Jurgen Rosenkranz Birger
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.)
Bayer AG
Original Assignee
Bayer AG
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
Priority claimed from DE2431071A external-priority patent/DE2431071C2/en
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of AU8242975A publication Critical patent/AU8242975A/en
Publication of AU491666B2 publication Critical patent/AU491666B2/en
Expired legal-status Critical Current

Links

AU82429/75A 1974-06-28 1975-06-25 Asymmetric, semipermeable membrances of cyclic polyureas Expired AU491666B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE824310 1974-06-28
DE2431071A DE2431071C2 (en) 1974-06-28 1974-06-28 Asymmetrical, semipermeable membranes made of cyclic polyureas and their use for seawater desalination or for the separation and concentration of mixtures of substances

Publications (2)

Publication Number Publication Date
AU8242975A AU8242975A (en) 1977-01-06
AU491666B2 true AU491666B2 (en) 1977-01-06

Family

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