BE739700A - - Google Patents

Info

Publication number
BE739700A
BE739700A BE739700DA BE739700A BE 739700 A BE739700 A BE 739700A BE 739700D A BE739700D A BE 739700DA BE 739700 A BE739700 A BE 739700A
Authority
BE
Belgium
Application number
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 BE739700A publication Critical patent/BE739700A/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
BE739700D 1968-10-02 1969-10-01 BE739700A (index.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR168446 1968-10-02

Publications (1)

Publication Number Publication Date
BE739700A true BE739700A (index.php) 1970-04-01

Family

ID=8655196

Family Applications (1)

Application Number Title Priority Date Filing Date
BE739700D BE739700A (index.php) 1968-10-02 1969-10-01

Country Status (11)

Country Link
US (1) US3686116A (index.php)
BE (1) BE739700A (index.php)
BR (1) BR6912815D0 (index.php)
CH (1) CH511916A (index.php)
DE (1) DE1949847A1 (index.php)
ES (1) ES372085A1 (index.php)
FR (1) FR1587787A (index.php)
GB (1) GB1227280A (index.php)
IL (1) IL33093A (index.php)
LU (1) LU59552A1 (index.php)
NL (1) NL6914496A (index.php)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2193634A1 (en) * 1972-07-20 1974-02-22 Du Pont Polyimide semi-permeable membranes
US3822202A (en) * 1972-07-20 1974-07-02 Du Pont Heat treatment of membranes of selected polyimides,polyesters and polyamides
US3993625A (en) * 1973-05-28 1976-11-23 Toray Industries, Inc. Permselective polymeric membranes of organic polyamide or polyhydrazide
US3951789A (en) * 1973-10-11 1976-04-20 Allied Chemical Corporation Novel high diffusivity membranes
DE2418996A1 (de) * 1974-04-19 1975-10-30 Bayer Ag Asymmetrische, semipermeable membranen aus polybenz-1,3-oxazindionen-2,4
DE2602493A1 (de) * 1975-01-27 1976-07-29 Ramot Plastics Verfahren zur entfernung von harnstoff aus waessrigen loesungen
JPS5193786A (en) * 1975-02-15 1976-08-17 Makurokagatano chukuseni
GB1586167A (en) * 1976-09-24 1981-03-18 Bfg Glassgroup Moulding solid layers
DE2704600C3 (de) * 1977-02-04 1988-05-26 Hoechst Ag, 6230 Frankfurt Permselektive, asymmetrische Hämofiltrationsmembran mit heteroporöser Struktur auf Basis von Polyamid
JPS5443882A (en) * 1977-09-14 1979-04-06 Nippon Zeon Co Ltd Preparation of semipermeable membrane
JPH04503372A (ja) * 1989-01-31 1992-06-18 イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー 高濃度のアミン基を有する多孔質基体
US5352273A (en) * 1993-04-14 1994-10-04 E. I. Du Pont De Nemours And Company Alkyl substituted aromatic polyester gas separation membranes
CN102574071B (zh) 2009-08-24 2015-08-19 Oasys水有限公司 正向渗透膜
US9156006B2 (en) 2009-12-03 2015-10-13 Yale University High flux thin-film composite forward osmosis and pressure-retarded osmosis membranes
KR20130101533A (ko) 2010-10-04 2013-09-13 오아시스 워터, 인크. 박막 필름 복합 열 교환기
US8968828B2 (en) 2011-01-24 2015-03-03 Dow Global Technologies Llc Composite polyamide membrane
CN103764264B (zh) 2011-08-31 2016-11-16 陶氏环球技术有限责任公司 源自包含胺反应性官能团和含磷官能团的单体的复合聚酰胺膜
WO2013048764A1 (en) 2011-09-29 2013-04-04 Dow Global Technologies Llc Method for preparing high purity mono-hydrolyzed acyl halide compound
CN104039429B (zh) 2012-01-06 2016-05-04 陶氏环球技术有限责任公司 复合聚酰胺膜
CN104470628A (zh) 2012-07-19 2015-03-25 陶氏环球技术有限责任公司 源自于四官能酰卤单体的薄膜复合膜
WO2014109946A1 (en) 2013-01-14 2014-07-17 Dow Global Technologies Llc Composite polyamide membrane
US9895666B2 (en) 2013-01-14 2018-02-20 Dow Global Technologies Llc Composite polyamide membrane made using substituted benzamide monomer
US9289729B2 (en) 2013-03-16 2016-03-22 Dow Global Technologies Llc Composite polyamide membrane derived from carboxylic acid containing acyl halide monomer
US9051227B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc In-situ method for preparing hydrolyzed acyl halide compound
US9051417B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc Method for solubilizing carboxylic acid-containing compound in hydrocarbon solvent
CN105163837B (zh) 2013-05-03 2017-05-10 陶氏环球技术有限责任公司 衍生自脂肪族非环状叔胺化合物的复合聚酰胺膜
EP3077088B1 (en) 2013-12-02 2017-12-27 Dow Global Technologies LLC Method for forming a composite polyamide membrane post treated with nitrious acid
EP3077089B1 (en) 2013-12-02 2018-02-28 Dow Global Technologies LLC Method of forming a composite polyamide membrane treated with dihyroxyaryl compounds and nitrous acid
EP3092062B1 (en) 2014-01-09 2018-05-30 Dow Global Technologies LLC Composite polyamide membrane having preferred azo content
WO2015105637A1 (en) 2014-01-09 2015-07-16 Dow Global Technologies Llc Composite polyamide membrane having high acid content and low azo content
EP3092060B1 (en) 2014-01-09 2018-07-25 Dow Global Technologies LLC Composite polyamide membrane having azo content and high acid content
WO2015167759A1 (en) 2014-04-28 2015-11-05 Dow Global Technologies Llc Composite polyamide membrane post-treated with nitrous acid
WO2015175258A1 (en) 2014-05-14 2015-11-19 Dow Global Technologies Llc Composite polyamide membrane post-treated with nitrous acid

Also Published As

Publication number Publication date
US3686116A (en) 1972-08-22
LU59552A1 (index.php) 1970-04-01
FR1587787A (index.php) 1970-03-27
NL6914496A (index.php) 1970-04-06
BR6912815D0 (pt) 1973-01-09
ES372085A1 (es) 1971-09-01
DE1949847A1 (de) 1970-04-09
IL33093A0 (en) 1969-11-30
IL33093A (en) 1972-09-28
GB1227280A (index.php) 1971-04-07
CH511916A (fr) 1971-08-31

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