CA1160007A - Methode de preparation d'une membrane filtrante a base de polyamide hydrophile, et produit ainsi obtenu - Google Patents

Methode de preparation d'une membrane filtrante a base de polyamide hydrophile, et produit ainsi obtenu

Info

Publication number
CA1160007A
CA1160007A CA000382043A CA382043A CA1160007A CA 1160007 A CA1160007 A CA 1160007A CA 000382043 A CA000382043 A CA 000382043A CA 382043 A CA382043 A CA 382043A CA 1160007 A CA1160007 A CA 1160007A
Authority
CA
Canada
Prior art keywords
polyamide resin
membrane
process according
solution
alcohol
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
CA000382043A
Other languages
English (en)
Inventor
David P. Pall
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.)
Pall Corp
Original Assignee
Pall Corp
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 US06198569 external-priority patent/US4340479B1/en
Application filed by Pall Corp filed Critical Pall Corp
Application granted granted Critical
Publication of CA1160007A publication Critical patent/CA1160007A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA000382043A 1980-10-20 1981-07-20 Methode de preparation d'une membrane filtrante a base de polyamide hydrophile, et produit ainsi obtenu Expired CA1160007A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06198569 US4340479B1 (en) 1978-05-15 1980-10-20 Process for preparing hydrophilic polyamide membrane filter media and product
US198,569 1980-10-20

Publications (1)

Publication Number Publication Date
CA1160007A true CA1160007A (fr) 1984-01-10

Family

ID=22733925

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000382043A Expired CA1160007A (fr) 1980-10-20 1981-07-20 Methode de preparation d'une membrane filtrante a base de polyamide hydrophile, et produit ainsi obtenu

Country Status (3)

Country Link
CA (1) CA1160007A (fr)
ES (1) ES504504A0 (fr)
ZA (1) ZA815590B (fr)

Also Published As

Publication number Publication date
ES8303484A2 (es) 1983-02-01
ES504504A0 (es) 1983-02-01
ZA815590B (en) 1982-08-25

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Legal Events

Date Code Title Description
MKEX Expiry