DE3363173D1 - Polyamide of disulfonated diamine and permselective membrane thereof - Google Patents

Polyamide of disulfonated diamine and permselective membrane thereof

Info

Publication number
DE3363173D1
DE3363173D1 DE8383304416T DE3363173T DE3363173D1 DE 3363173 D1 DE3363173 D1 DE 3363173D1 DE 8383304416 T DE8383304416 T DE 8383304416T DE 3363173 T DE3363173 T DE 3363173T DE 3363173 D1 DE3363173 D1 DE 3363173D1
Authority
DE
Germany
Prior art keywords
disulfonated
diamine
polyamide
permselective membrane
permselective
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
DE8383304416T
Other languages
English (en)
Inventor
Lance Alan Christell
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3363173D1 publication Critical patent/DE3363173D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
    • 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
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber

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)
  • Polyamides (AREA)
DE8383304416T 1982-08-02 1983-07-29 Polyamide of disulfonated diamine and permselective membrane thereof Expired DE3363173D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/404,373 US4471110A (en) 1982-08-02 1982-08-02 Polyamide of disulfonated diamine and permselective membrane thereof

Publications (1)

Publication Number Publication Date
DE3363173D1 true DE3363173D1 (en) 1986-05-28

Family

ID=23599347

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383304416T Expired DE3363173D1 (en) 1982-08-02 1983-07-29 Polyamide of disulfonated diamine and permselective membrane thereof

Country Status (5)

Country Link
US (1) US4471110A (de)
EP (1) EP0102752B1 (de)
JP (1) JPS6011532A (de)
CA (1) CA1203941A (de)
DE (1) DE3363173D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8310666D0 (en) * 1983-04-20 1983-05-25 Limit Instant Ltd Treatment of membranes
US4595708A (en) * 1984-04-06 1986-06-17 E. I. Du Pont De Nemours And Company Reverse osmosis membrane, casting solution, and processes for making same
US4824916A (en) * 1985-03-15 1989-04-25 The Dow Chemical Company Water-insoluble, crosslinked, sulfonated aromatic polyamide
US4719062A (en) * 1986-04-23 1988-01-12 E. I. Du Pont De Nemours And Company Extractant-surfactant post-treatments of permselective composite membranes
US4895660A (en) * 1986-07-14 1990-01-23 The Dow Chemical Company Water-soluble aromatic polyamides and polyureas
DE3707435A1 (de) * 1987-03-07 1988-09-15 Huels Chemische Werke Ag Aromatische polyamide auf basis von phenoxyterephthalsaeure und verfahren zu ihrer herstellung
DE4004652A1 (de) * 1990-02-15 1991-08-22 Hoechst Ag Vollaromatische polyamide, verfahren zu ihrer herstellung und daraus geformte gebilde
US5670144A (en) * 1990-07-09 1997-09-23 Merrell Pharmaceuticals Inc. Anti-herpes virus and cytomegalovirus polyester oligomers
US5276182A (en) * 1990-07-09 1994-01-04 The Dow Chemical Company Process for preparing polyurea oligomers
US5460807A (en) * 1992-08-19 1995-10-24 Merrell Dow Pharmaceuticals Inc. Antiproliferative oligomers
US5384119A (en) * 1993-08-12 1995-01-24 Merrell Dow Pharmaceuticals Inc. Method of preventing neutrophil mediated connective tissue damage
IL112174A (en) * 1994-01-03 1999-05-09 Merrell Dow Pharma Oligomers of polythioureas pharmaceutical compositions containing them and a process for their preparation
SE503195C2 (sv) * 1994-08-31 1996-04-15 Electrolux Ab Morfolindiamin, interfaspolymer baserad på denna amin, membran med osmotiska egenskaper innefattande denna polymer, sätt att framställa membranet samt användning av detta vid vattenrening.
CN101137427B (zh) * 2005-03-09 2011-08-03 加利福尼亚大学校务委员会 纳米复合材料膜及其制备和使用方法
CN113207294B (zh) * 2019-12-09 2023-10-20 株式会社Lg化学 聚合物树脂组合物和使用其的聚合物膜、树脂层合体
CN115228291B (zh) * 2022-08-10 2024-06-25 万华化学集团股份有限公司 一种抗污染、抑菌、大通量反渗透膜及其制备方法和应用

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567632A (en) * 1968-09-04 1971-03-02 Du Pont Permselective,aromatic,nitrogen-containing polymeric membranes
ZA698052B (en) * 1968-11-20 1971-06-30 Ici Ltd Improvements in or relating to polyamides
US3993625A (en) * 1973-05-28 1976-11-23 Toray Industries, Inc. Permselective polymeric membranes of organic polyamide or polyhydrazide
JPS50120481A (de) * 1974-03-07 1975-09-20
JPS5543367B2 (de) * 1975-01-08 1980-11-06
DE2729847A1 (de) * 1976-07-02 1978-01-05 Hitachi Ltd Aromatische polyamide und im wesentlichen aus aromatischen polyamiden bestehende membranen zur umgekehrten osmose sowie verfahren zu ihrer herstellung
US4162346A (en) * 1976-09-23 1979-07-24 Celanese Corporation High performance wholly aromatic polyamide fibers
JPS5486596A (en) * 1977-12-23 1979-07-10 Hitachi Ltd Polyamide having alkyl sulfonamide group side chain
JPS54110182A (en) * 1978-02-17 1979-08-29 Asahi Glass Co Ltd Selectively permeable membrane

Also Published As

Publication number Publication date
US4471110A (en) 1984-09-11
CA1203941A (en) 1986-04-29
JPS6011532A (ja) 1985-01-21
EP0102752A1 (de) 1984-03-14
EP0102752B1 (de) 1986-04-23

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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