ZA801003B - Interfacially synthesized reverse osmosis membrane - Google Patents

Interfacially synthesized reverse osmosis membrane

Info

Publication number
ZA801003B
ZA801003B ZA00801003A ZA801003A ZA801003B ZA 801003 B ZA801003 B ZA 801003B ZA 00801003 A ZA00801003 A ZA 00801003A ZA 801003 A ZA801003 A ZA 801003A ZA 801003 B ZA801003 B ZA 801003B
Authority
ZA
South Africa
Prior art keywords
reverse osmosis
osmosis membrane
synthesized reverse
interfacially synthesized
interfacially
Prior art date
Application number
ZA00801003A
Other languages
English (en)
Inventor
J Cadotte
Original Assignee
Filmtec 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=21763885&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA801003(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Filmtec Corp filed Critical Filmtec Corp
Publication of ZA801003B publication Critical patent/ZA801003B/xx

Links

Classifications

    • 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
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • 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
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31536—Including interfacial reaction product of adjacent layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31736—Next to polyester
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31739—Nylon type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31739—Nylon type
    • Y10T428/31743—Next to addition polymer from unsaturated monomer[s]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide
    • Y10T428/31779—Next to cellulosic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/8305—Miscellaneous [e.g., treated surfaces, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
ZA00801003A 1979-02-22 1980-02-21 Interfacially synthesized reverse osmosis membrane ZA801003B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/014,164 US4277344A (en) 1979-02-22 1979-02-22 Interfacially synthesized reverse osmosis membrane

Publications (1)

Publication Number Publication Date
ZA801003B true ZA801003B (en) 1981-03-25

Family

ID=21763885

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00801003A ZA801003B (en) 1979-02-22 1980-02-21 Interfacially synthesized reverse osmosis membrane

Country Status (9)

Country Link
US (1) US4277344A (fr)
EP (1) EP0015149B1 (fr)
JP (1) JPS55147106A (fr)
AU (1) AU534602B2 (fr)
CA (1) CA1145209A (fr)
DE (1) DE3063808D1 (fr)
MX (1) MX9203674A (fr)
NZ (1) NZ192934A (fr)
ZA (1) ZA801003B (fr)

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* Cited by examiner, † Cited by third party
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US4051300A (en) * 1973-09-03 1977-09-27 Gulf South Research Institute Hollow synthetic fibers
US3951815A (en) * 1974-09-05 1976-04-20 Universal Oil Products Company Composite semipermeable membranes made from polyethylenimine
US3926798A (en) * 1974-10-17 1975-12-16 Us Interior Reverse osmosis membrane
US4020142A (en) * 1975-08-21 1977-04-26 Celanese Corporation Chemical modification of polybenzimidazole semipermeable
JPS5817783B2 (ja) * 1976-07-08 1983-04-09 日本曹達株式会社 固体表面に担持されたヘテロ巨大環化合物
JPS53146275A (en) * 1977-05-27 1978-12-20 Teijin Ltd Production of selective permeative-membrane of high water permeability
US4265745A (en) * 1977-05-25 1981-05-05 Teijin Limited Permselective membrane

Also Published As

Publication number Publication date
JPS6336803B2 (fr) 1988-07-21
EP0015149B1 (fr) 1983-06-22
US4277344A (en) 1981-07-07
AU534602B2 (en) 1984-02-09
EP0015149A1 (fr) 1980-09-03
MX9203674A (es) 1992-07-01
AU5578980A (en) 1980-08-28
JPS55147106A (en) 1980-11-15
CA1145209A (fr) 1983-04-26
DE3063808D1 (en) 1983-07-28
NZ192934A (en) 1982-05-31

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