CA1138584A - Preparation de membranes-filtres hydrophiles, en polyamide, sans pellicule - Google Patents

Preparation de membranes-filtres hydrophiles, en polyamide, sans pellicule

Info

Publication number
CA1138584A
CA1138584A CA000327483A CA327483A CA1138584A CA 1138584 A CA1138584 A CA 1138584A CA 000327483 A CA000327483 A CA 000327483A CA 327483 A CA327483 A CA 327483A CA 1138584 A CA1138584 A CA 1138584A
Authority
CA
Canada
Prior art keywords
polyamide resin
membrane
process according
solution
substrate
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
CA000327483A
Other languages
English (en)
Inventor
David B. 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
Application filed by Pall Corp filed Critical Pall Corp
Priority claimed from US06198569 external-priority patent/US4340479B1/en
Application granted granted Critical
Publication of CA1138584A publication Critical patent/CA1138584A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA000327483A 1978-05-15 1979-05-11 Preparation de membranes-filtres hydrophiles, en polyamide, sans pellicule Expired CA1138584A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US90569878A 1978-05-15 1978-05-15
US905,698 1978-05-15
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
CA1138584A true CA1138584A (fr) 1982-12-28

Family

ID=26893924

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000327483A Expired CA1138584A (fr) 1978-05-15 1979-05-11 Preparation de membranes-filtres hydrophiles, en polyamide, sans pellicule

Country Status (1)

Country Link
CA (1) CA1138584A (fr)

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Legal Events

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