ZA838266B - Reverse osmosis membranes based on hydroxyalkyl methacrylate and methacrylic acid copolymers - Google Patents

Reverse osmosis membranes based on hydroxyalkyl methacrylate and methacrylic acid copolymers

Info

Publication number
ZA838266B
ZA838266B ZA838266A ZA838266A ZA838266B ZA 838266 B ZA838266 B ZA 838266B ZA 838266 A ZA838266 A ZA 838266A ZA 838266 A ZA838266 A ZA 838266A ZA 838266 B ZA838266 B ZA 838266B
Authority
ZA
South Africa
Prior art keywords
methacrylic acid
reverse osmosis
acid copolymers
osmosis membranes
hydroxyalkyl methacrylate
Prior art date
Application number
ZA838266A
Other languages
English (en)
Inventor
Peter Osei-Gyimah
Peter G Cartier
Paul E Ellis
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Publication of ZA838266B publication Critical patent/ZA838266B/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
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • 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
    • Y10T428/2973—Particular cross section
    • Y10T428/2975—Tubular or cellular
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Detergent Compositions (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ZA838266A 1982-11-09 1983-11-07 Reverse osmosis membranes based on hydroxyalkyl methacrylate and methacrylic acid copolymers ZA838266B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/440,417 US4415455A (en) 1982-11-09 1982-11-09 Reverse osmosis membranes based on hydroxyalkyl methacrylate and methacrylic acid copolymers

Publications (1)

Publication Number Publication Date
ZA838266B true ZA838266B (en) 1984-07-25

Family

ID=23748685

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA838266A ZA838266B (en) 1982-11-09 1983-11-07 Reverse osmosis membranes based on hydroxyalkyl methacrylate and methacrylic acid copolymers

Country Status (9)

Country Link
US (1) US4415455A (xx)
EP (1) EP0112631B1 (xx)
JP (1) JPS5998705A (xx)
AT (1) ATE40952T1 (xx)
CA (1) CA1213793A (xx)
DE (1) DE3379259D1 (xx)
DK (1) DK163570C (xx)
IL (1) IL70166A (xx)
ZA (1) ZA838266B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3341113A1 (de) * 1983-11-12 1985-05-23 Akzo Gmbh, 5600 Wuppertal Dialysemembran mit verbesserter vertraeglichkeit
US4618533A (en) * 1984-11-30 1986-10-21 Millipore Corporation Porous membrane having hydrophilic surface and process
US4704324A (en) * 1985-04-03 1987-11-03 The Dow Chemical Company Semi-permeable membranes prepared via reaction of cationic groups with nucleophilic groups
US4812238A (en) * 1987-01-15 1989-03-14 The Dow Chemical Company Membranes prepared via reaction of diazonium compounds or precursors
US4888116A (en) * 1987-01-15 1989-12-19 The Dow Chemical Company Method of improving membrane properties via reaction of diazonium compounds or precursors
JP2522312B2 (ja) * 1987-07-13 1996-08-07 東洋紡績株式会社 選択透過性中空糸複合膜及びその製造方法
US4894165A (en) * 1987-07-20 1990-01-16 The Dow Chemical Company Rejection enhancing coatings for reverse osmosis membranes
US4828700A (en) * 1987-07-20 1989-05-09 The Dow Chemical Company Rejection enhancing coatings for reverse osmosis membranes
US4909943A (en) * 1987-07-20 1990-03-20 The Dow Chemical Company Rejection enhancing coatings for reverse osmosis membranes
US5013448A (en) * 1989-04-11 1991-05-07 Allied-Signal Inc. Process for the preparation of chlorine-resistant polyester semipermeable membranes
NZ232939A (en) * 1989-04-11 1991-11-26 Allied Signal Inc Preparation of a polyester semi-permeable membrane
JP3195377B2 (ja) * 1990-06-14 2001-08-06 リンテック株式会社 有機溶媒選択透過膜
US7073671B2 (en) * 2002-06-07 2006-07-11 Millipore Corporation Microporous membrane substrate having caustic stable, low protein binding surface
US7919178B2 (en) * 2003-03-21 2011-04-05 Millipore Corporation Spatially-controlled modified porous membrane
CN105848765B (zh) 2014-01-09 2020-02-14 陶氏环球技术有限责任公司 具有优选偶氮含量的复合聚酰胺膜
ES2786928T3 (es) * 2014-01-09 2020-10-14 Ddp Speciality Electronic Mat Us Inc Membrana de material compuesto de poliamida con alto contenido de ácido y bajo contenido azoico

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3520804A (en) * 1967-07-19 1970-07-21 Lubrizol Corp Desalination using an n-3-oxohydrocarbon-substituted acrylamide polymer membrane
FR2004091A1 (xx) * 1968-03-18 1969-11-21 Lubrizol Corp
DE1930506A1 (de) * 1968-03-18 1970-01-02 Lubrizol Corp Verfahren zur Herstellung von N-(3-Hydroxyalkyl)-acrylamid- Polymerisaten und ihre Verwendung zur Herstellung von Formkoerpern,insbesondere semipermeabler Membranen
US4039440A (en) * 1972-09-19 1977-08-02 The United States Of America As Represented By The Secretary Of The Interior Reverse osmosis membrane
GB1482914A (en) * 1973-07-25 1977-08-17 Babcock & Wilcox Ltd Semi-permeable polymeric membranes
US3969452A (en) * 1974-08-08 1976-07-13 The United States Of America As Represented By The Secretary Of The Department Of The Interior Method for casting and handling ultra-thin reverse osmosis membranes
FR2286851A1 (fr) * 1974-10-02 1976-04-30 Inst Nat Rech Chimique Membranes en polyacrylamide reticule ou en polyacrylamide substitue reticule, leur fabrication et leur application
FR2286850A1 (fr) * 1974-10-02 1976-04-30 Inst Nat Rech Chimique Membranes en polyacrylamide methylole ou en polyacrylamide substitue methylole et leur fabrication
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
US4168352A (en) * 1976-12-13 1979-09-18 Compagnie Generale D'electricite Poly (2-hydroxyethylmethacrylate) membranes for electrochemical use and the manufacture thereof
JPS5430284A (en) * 1977-08-12 1979-03-06 Terumo Corp Method of making film
US4267295A (en) * 1979-02-09 1981-05-12 Syntex (U.S.A.) Inc. Polymeric compositions and hydrogels formed therefrom

Also Published As

Publication number Publication date
DK163570B (da) 1992-03-16
JPS5998705A (ja) 1984-06-07
CA1213793A (en) 1986-11-12
ATE40952T1 (de) 1989-03-15
DK511483A (da) 1984-05-10
EP0112631A2 (en) 1984-07-04
DK511483D0 (da) 1983-11-08
DK163570C (da) 1992-08-03
IL70166A (en) 1986-12-31
US4415455A (en) 1983-11-15
JPH0413013B2 (xx) 1992-03-06
EP0112631A3 (en) 1987-05-20
IL70166A0 (en) 1984-02-29
DE3379259D1 (en) 1989-04-06
EP0112631B1 (en) 1989-03-01

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