PT69611A - Process for preparing polyamide membrane filter media and product - Google Patents

Process for preparing polyamide membrane filter media and product

Info

Publication number
PT69611A
PT69611A PT69611A PT6961179A PT69611A PT 69611 A PT69611 A PT 69611A PT 69611 A PT69611 A PT 69611A PT 6961179 A PT6961179 A PT 6961179A PT 69611 A PT69611 A PT 69611A
Authority
PT
Portugal
Prior art keywords
product
filter media
membrane filter
polyamide membrane
preparing polyamide
Prior art date
Application number
PT69611A
Other languages
English (en)
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25421297&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT69611(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pall Corp filed Critical Pall Corp
Publication of PT69611A publication Critical patent/PT69611A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
    • B01D65/102—Detection of leaks in membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • 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
    • B01D69/08—Hollow fibre membranes
    • 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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/44—Cartridge types
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/38—Hydrophobic membranes
PT69611A 1978-05-15 1979-05-15 Process for preparing polyamide membrane filter media and product PT69611A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90569878A 1978-05-15 1978-05-15

Publications (1)

Publication Number Publication Date
PT69611A true PT69611A (en) 1979-06-01

Family

ID=25421297

Family Applications (1)

Application Number Title Priority Date Filing Date
PT69611A PT69611A (en) 1978-05-15 1979-05-15 Process for preparing polyamide membrane filter media and product

Country Status (16)

Country Link
US (1) US4340479B1 (pt)
EP (1) EP0005536B2 (pt)
JP (1) JPS5925602B2 (pt)
AT (1) AT376580B (pt)
AU (1) AU529368B2 (pt)
BR (1) BR7903007A (pt)
DE (1) DE2967659D1 (pt)
DK (1) DK170416B1 (pt)
ES (1) ES480577A1 (pt)
FI (1) FI70421C (pt)
IL (1) IL57354A (pt)
MX (1) MX152562A (pt)
NO (1) NO153836C (pt)
NZ (1) NZ190436A (pt)
PT (1) PT69611A (pt)
ZA (1) ZA792326B (pt)

Families Citing this family (327)

* Cited by examiner, † Cited by third party
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AU529368B2 (en) 1983-06-02
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