NL6914496A - - Google Patents

Info

Publication number
NL6914496A
NL6914496A NL6914496A NL6914496A NL6914496A NL 6914496 A NL6914496 A NL 6914496A NL 6914496 A NL6914496 A NL 6914496A NL 6914496 A NL6914496 A NL 6914496A NL 6914496 A NL6914496 A NL 6914496A
Authority
NL
Netherlands
Application number
NL6914496A
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 NL6914496A publication Critical patent/NL6914496A/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)
NL6914496A 1968-10-02 1969-09-24 NL6914496A (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL6914496A true NL6914496A (it) 1970-04-06

Family

ID=8655196

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6914496A NL6914496A (it) 1968-10-02 1969-09-24

Country Status (11)

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

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3822202A (en) * 1972-07-20 1974-07-02 Du Pont Heat treatment of membranes of selected polyimides,polyesters and polyamides
FR2193634A1 (en) * 1972-07-20 1974-02-22 Du Pont Polyimide semi-permeable membranes
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
US8181794B2 (en) 2009-08-24 2012-05-22 Oasys Water, Inc. Forward osmosis membranes
WO2011069050A1 (en) 2009-12-03 2011-06-09 Yale University High flux thin-film composite forward osmosis and pressure-retarded osmosis membranes
CN103210276B (zh) 2010-10-04 2016-03-23 Oasys水有限公司 薄膜复合热交换器
WO2012102944A1 (en) 2011-01-24 2012-08-02 Dow Global Technologies Llc Composite polyamide membrane
WO2013032586A1 (en) 2011-08-31 2013-03-07 Dow Global Technologies Llc Composite polyamide membrane derived from monomer including amine-reactive and phosphorous-containing functional groups
US9029600B2 (en) 2011-09-29 2015-05-12 Dow Global Technologies Llc Method for preparing high purity mono-hydrolyzed acyl halide compound
WO2013103666A1 (en) 2012-01-06 2013-07-11 Dow Global Technologies Llc Composite polyamide membrane
WO2014014663A1 (en) 2012-07-19 2014-01-23 Dow Global Technologies Llc Composite polyamide membrane
WO2014109947A1 (en) 2013-01-14 2014-07-17 Dow Global Technologies Llc Composite polyamide membrane comprising substituted benzamide monomer
US10137418B2 (en) 2013-01-14 2018-11-27 Dow Global Technologies Llc Composite polyamide membrane made via interfacial polymerization using a blend of non-polar solvents
US9289729B2 (en) 2013-03-16 2016-03-22 Dow Global Technologies Llc Composite polyamide membrane derived from carboxylic acid containing acyl halide monomer
US9051417B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc Method for solubilizing carboxylic acid-containing compound in hydrocarbon solvent
US9051227B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc In-situ method for preparing hydrolyzed acyl halide compound
WO2014179024A1 (en) 2013-05-03 2014-11-06 Dow Global Technologies Llc Composite polyamide membrane derived from an aliphatic acyclic tertiary amine compound
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
US9808769B2 (en) 2013-12-02 2017-11-07 Dow Global Technologies Llc Composite polyamide membrane post treated with nitrious acid
CN105873666B (zh) 2014-01-09 2019-11-01 陶氏环球技术有限责任公司 具有高酸含量和低偶氮含量的复合聚酰胺膜
EP3092062B1 (en) 2014-01-09 2018-05-30 Dow Global Technologies LLC Composite polyamide membrane having preferred azo content
JP6535011B2 (ja) 2014-01-09 2019-06-26 ダウ グローバル テクノロジーズ エルエルシー アゾ含有量及び高酸含有量を有する複合ポリアミド皮膜
CN106257977B (zh) 2014-04-28 2019-10-29 陶氏环球技术有限责任公司 用亚硝酸后处理的复合聚酰胺膜
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
DE1949847A1 (de) 1970-04-09
GB1227280A (it) 1971-04-07
BE739700A (it) 1970-04-01
ES372085A1 (es) 1971-09-01
IL33093A (en) 1972-09-28
IL33093A0 (en) 1969-11-30
FR1587787A (it) 1970-03-27
BR6912815D0 (pt) 1973-01-09
CH511916A (fr) 1971-08-31
US3686116A (en) 1972-08-22
LU59552A1 (it) 1970-04-01

Similar Documents

Publication Publication Date Title
AU1946070A (it)
FR1587787A (it)
AU2374870A (it)
AU5184069A (it)
AU6171569A (it)
AU416157B2 (it)
AU2581067A (it)
AU2952567A (it)
AU421558B1 (it)
AU3789668A (it)
AU3224368A (it)
AR203075Q (it)
AU2580267A (it)
BE727451A (it)
BE709301A (it)
AU2496167A (it)
BE727392A (it)
BE728584A (it)
BE728497A (it)
BE728386A (it)
BE728263A (it)
AU3083868A (it)
BE728706A (it)
BE728616A (it)
BE728125A (it)