BE844637A - Procede de fabrication de membranes anisotropes a base de polyamides synthetiques sur support pour l'osmose inverse - Google Patents

Procede de fabrication de membranes anisotropes a base de polyamides synthetiques sur support pour l'osmose inverse

Info

Publication number
BE844637A
BE844637A BE169336A BE169336A BE844637A BE 844637 A BE844637 A BE 844637A BE 169336 A BE169336 A BE 169336A BE 169336 A BE169336 A BE 169336A BE 844637 A BE844637 A BE 844637A
Authority
BE
Belgium
Prior art keywords
support
reverse osmosis
synthetic polyamides
membranes based
anisotropic membranes
Prior art date
Application number
BE169336A
Other languages
English (en)
French (fr)
Inventor
A Chiolle
G Gianotti
G Parrini
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 filed Critical
Publication of BE844637A publication Critical patent/BE844637A/xx

Links

Classifications

    • 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
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/108—Inorganic support material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Laminated Bodies (AREA)
BE169336A 1975-07-30 1976-07-29 Procede de fabrication de membranes anisotropes a base de polyamides synthetiques sur support pour l'osmose inverse BE844637A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25908/75A IT1040274B (it) 1975-07-30 1975-07-30 Procedimento di preparazione di membrane anisotrope supportate per osmosi inversa a base di poliammidi sintetiche

Publications (1)

Publication Number Publication Date
BE844637A true BE844637A (fr) 1977-01-31

Family

ID=11218105

Family Applications (1)

Application Number Title Priority Date Filing Date
BE169336A BE844637A (fr) 1975-07-30 1976-07-29 Procede de fabrication de membranes anisotropes a base de polyamides synthetiques sur support pour l'osmose inverse

Country Status (10)

Country Link
US (1) US4230583A (cg-RX-API-DMAC7.html)
JP (1) JPS6057361B2 (cg-RX-API-DMAC7.html)
BE (1) BE844637A (cg-RX-API-DMAC7.html)
CA (1) CA1076427A (cg-RX-API-DMAC7.html)
DE (1) DE2633812A1 (cg-RX-API-DMAC7.html)
FR (1) FR2322637A1 (cg-RX-API-DMAC7.html)
GB (1) GB1532459A (cg-RX-API-DMAC7.html)
IL (1) IL50135A (cg-RX-API-DMAC7.html)
IT (1) IT1040274B (cg-RX-API-DMAC7.html)
NL (1) NL185133C (cg-RX-API-DMAC7.html)

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CN102302901A (zh) * 2011-06-10 2012-01-04 南京帝膜净水材料开发有限公司 一种提高聚酰胺反渗透复合膜水通量的方法
CN103958034B (zh) 2011-09-30 2017-03-22 伊沃夸水处理技术有限责任公司 隔离阀
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TWI694804B (zh) * 2019-03-22 2020-06-01 心王股份有限公司 單一火排可同時提供烤箱及無煙烤肉爐功能的複合式爐具
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Also Published As

Publication number Publication date
NL7608257A (nl) 1977-02-01
DE2633812A1 (de) 1977-02-17
CA1076427A (en) 1980-04-29
JPS6057361B2 (ja) 1985-12-14
US4230583A (en) 1980-10-28
NL185133B (nl) 1989-09-01
JPS5216486A (en) 1977-02-07
IL50135A0 (en) 1976-09-30
NL185133C (nl) 1990-02-01
FR2322637A1 (fr) 1977-04-01
GB1532459A (en) 1978-11-15
IL50135A (en) 1979-03-12
DE2633812C2 (cg-RX-API-DMAC7.html) 1987-07-30
IT1040274B (it) 1979-12-20
FR2322637B1 (cg-RX-API-DMAC7.html) 1982-02-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CONSIGLIO NAZIONALE DELLE RICERCHE

Effective date: 19940731

Owner name: MONTEDISON S.P.A.

Effective date: 19940731