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

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06Organic material
    • B01D71/56Polyamides, 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 (xx)

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=8655196

Family Applications (1)

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

Country Status (11)

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

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
EP0456765A1 (en) * 1989-01-31 1991-11-21 E.I. Du Pont De Nemours And Company Porous substrates with a high concentration of amine groups
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
JP5912133B2 (ja) 2011-01-24 2016-04-27 ダウ グローバル テクノロジーズ エルエルシー 複合ポリアミド膜
US9399196B2 (en) 2011-08-31 2016-07-26 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
IN2014CN05001A (xx) 2012-01-06 2015-09-18 Dow Global Technologies Llc
CN104470626B (zh) 2012-07-19 2018-06-01 陶氏环球技术有限责任公司 羧酸官能团增加的复合聚酰胺膜
CN104918687A (zh) 2013-01-14 2015-09-16 陶氏环球技术有限责任公司 使用非极性溶剂的掺合物经由界面聚合制造复合聚酰胺膜
WO2014109947A1 (en) 2013-01-14 2014-07-17 Dow Global Technologies Llc Composite polyamide membrane comprising substituted benzamide 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
US9289729B2 (en) 2013-03-16 2016-03-22 Dow Global Technologies Llc Composite polyamide membrane derived from carboxylic acid containing acyl halide monomer
US9387442B2 (en) 2013-05-03 2016-07-12 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
CN105873665B (zh) 2013-12-02 2019-01-01 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
ES2690849T3 (es) 2014-01-09 2018-11-22 Dow Global Technologies Llc Membrana de poliamida compuesta con contenido azoico y alto contenido de ácido
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
EP3092062B1 (en) 2014-01-09 2018-05-30 Dow Global Technologies LLC Composite polyamide membrane having preferred azo content
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
KR102359211B1 (ko) 2014-05-14 2022-02-07 다우 글로벌 테크놀로지스 엘엘씨 아질산으로 후처리된 복합 폴리아미드 막

Also Published As

Publication number Publication date
BR6912815D0 (pt) 1973-01-09
LU59552A1 (xx) 1970-04-01
BE739700A (xx) 1970-04-01
CH511916A (fr) 1971-08-31
DE1949847A1 (de) 1970-04-09
IL33093A0 (en) 1969-11-30
IL33093A (en) 1972-09-28
FR1587787A (xx) 1970-03-27
GB1227280A (xx) 1971-04-07
US3686116A (en) 1972-08-22
ES372085A1 (es) 1971-09-01

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