DE3276618D1 - Composite semipermeable membrane and process for preparation thereof - Google Patents

Composite semipermeable membrane and process for preparation thereof

Info

Publication number
DE3276618D1
DE3276618D1 DE8282102735T DE3276618T DE3276618D1 DE 3276618 D1 DE3276618 D1 DE 3276618D1 DE 8282102735 T DE8282102735 T DE 8282102735T DE 3276618 T DE3276618 T DE 3276618T DE 3276618 D1 DE3276618 D1 DE 3276618D1
Authority
DE
Germany
Prior art keywords
preparation
semipermeable membrane
composite semipermeable
composite
membrane
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
DE8282102735T
Other languages
English (en)
Inventor
Yoshiyasu Kamiyama
Keisuke Nakagome
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.)
Nitto Denko Corp
Original Assignee
Nitto Electric Industrial Co Ltd
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 Nitto Electric Industrial Co Ltd filed Critical Nitto Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE3276618D1 publication Critical patent/DE3276618D1/de
Expired legal-status Critical Current

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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/0622—Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
    • C08G73/0638—Polycondensates containing six-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with at least three nitrogen atoms in the ring
    • 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
    • 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
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE8282102735T 1981-03-31 1982-03-31 Composite semipermeable membrane and process for preparation thereof Expired DE3276618D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56048963A JPS5850522B2 (ja) 1981-03-31 1981-03-31 複合半透膜及びその製造方法

Publications (1)

Publication Number Publication Date
DE3276618D1 true DE3276618D1 (en) 1987-07-30

Family

ID=12817928

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282102735T Expired DE3276618D1 (en) 1981-03-31 1982-03-31 Composite semipermeable membrane and process for preparation thereof

Country Status (6)

Country Link
US (1) US4612118A (de)
EP (1) EP0061782B1 (de)
JP (1) JPS5850522B2 (de)
CA (1) CA1180235A (de)
DE (1) DE3276618D1 (de)
IL (1) IL65381A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH660852A5 (de) * 1982-11-23 1987-05-29 Aligena Ag Dynamische membranen, die sich als duenne polymerschichten auf poroesen, polymeren traegermaterialien befinden.
EP0156840A4 (de) * 1983-09-12 1987-07-08 Memtec Ltd Behandlung poröser membrane.
FR2577227B1 (fr) * 1985-02-11 1987-05-15 Inst Nat Rech Chimique Membranes asymetriques ou composites a base de polyquinoxalines, leur application possible en permeation gazeuse et plus particulierement pour le fractionnement des melanges gazeux, et notamment la deshydratation et la desacidification des gaz, specialement les hydrocarbures gazeux
US4824870A (en) * 1987-09-14 1989-04-25 Gelman Sciences, Inc. Polyaldehyde activated membranes
US4961852A (en) * 1987-09-14 1990-10-09 Gelman Sciences, Inc. Polyaldehyde activated membranes
US4992172A (en) * 1987-09-14 1991-02-12 Gelman Sciences, Inc. Blotting methods using polyaldehyde activated membranes
US4792404A (en) * 1988-03-28 1988-12-20 Allied-Signal Inc. Desalination of saline water
DE19526094A1 (de) * 1995-07-18 1997-01-23 Geesthacht Gkss Forschung Membranen aus Polyacrylnitril
KR20000051528A (ko) * 1999-01-22 2000-08-16 한형수 고유량 역삼투 복합막의 제조방법
AUPP939299A0 (en) * 1999-03-23 1999-04-15 University Of Melbourne, The Polymer gels and methods for their preparation
EP2531892B1 (de) * 2010-02-02 2016-01-27 Covestro Deutschland AG Verwendung einer photopolymer-formulierung mit triazin-basierten schreibmonomeren
DE102010034700A1 (de) 2010-08-18 2012-02-23 Merck Patent Gmbh Membran mit selektiv permeabler Polymerschicht
KR102155533B1 (ko) 2013-02-28 2020-09-14 도레이 카부시키가이샤 복합 반투막 및 그 제조 방법
CN114130220B (zh) * 2021-11-23 2024-06-25 万华化学集团股份有限公司 一种聚三嗪类耐碱复合纳滤膜的制备方法
CN114307695A (zh) * 2021-12-17 2022-04-12 沃顿科技股份有限公司 一种耐氯复合反渗透膜及其制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643958A (en) * 1949-08-03 1953-06-30 Bayer Ag Textile printing paste and method of coating therewith
US3322741A (en) * 1964-10-01 1967-05-30 American Cyanamid Co Compositions comprising the heat reaction product of 1, 3, 5-triacrylylhexahydrotriazine and a polyfunctional aromatic amine
US3526588A (en) * 1967-09-21 1970-09-01 Amicon Corp Macromolecular fractionation process
US3615024A (en) * 1968-08-26 1971-10-26 Amicon Corp High flow membrane
US4039440A (en) * 1972-09-19 1977-08-02 The United States Of America As Represented By The Secretary Of The Interior Reverse osmosis membrane
US3951815A (en) * 1974-09-05 1976-04-20 Universal Oil Products Company Composite semipermeable membranes made from polyethylenimine
US4005012A (en) * 1975-09-22 1977-01-25 The United States Of America As Represented By The Secretary Of The Interior Semipermeable membranes and the method for the preparation thereof
US4265745A (en) * 1977-05-25 1981-05-05 Teijin Limited Permselective membrane
US4125462A (en) * 1977-08-30 1978-11-14 Rohm And Haas Company Coated membranes
JPS5471785A (en) * 1977-11-18 1979-06-08 Nitto Electric Ind Co Ltd Selectively permeable membrane and production thereof

Also Published As

Publication number Publication date
EP0061782A2 (de) 1982-10-06
US4612118A (en) 1986-09-16
CA1180235A (en) 1985-01-02
EP0061782B1 (de) 1987-06-24
IL65381A0 (en) 1982-05-31
IL65381A (en) 1985-03-31
EP0061782A3 (en) 1984-08-22
JPS57162608A (en) 1982-10-06
JPS5850522B2 (ja) 1983-11-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee