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

    • 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)
BE739700D 1968-10-02 1969-10-01 BE739700A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE739700A true BE739700A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-04-01

Family

ID=8655196

Family Applications (1)

Application Number Title Priority Date Filing Date
BE739700D BE739700A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-10-02 1969-10-01

Country Status (11)

Country Link
US (1) US3686116A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE739700A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR6912815D0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH511916A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1949847A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES372085A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1587787A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1227280A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL33093A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU59552A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6914496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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
FI913567A7 (fi) * 1989-01-31 1991-07-25 Du Pont Huokoisia substraatteja, joissa amiiniryhmien tiheys on suuri
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
KR20130101533A (ko) 2010-10-04 2013-09-13 오아시스 워터, 인크. 박막 필름 복합 열 교환기
CN103328081B (zh) 2011-01-24 2015-08-19 陶氏环球技术有限责任公司 复合聚酰胺膜
JP6054968B2 (ja) 2011-08-31 2016-12-27 ダウ グローバル テクノロジーズ エルエルシー アミン−反応性およびリン−含有官能基を含むモノマーから誘導された複合ポリアミド膜
WO2013048764A1 (en) 2011-09-29 2013-04-04 Dow Global Technologies Llc Method for preparing high purity mono-hydrolyzed acyl halide compound
US9073015B2 (en) 2012-01-06 2015-07-07 Dow Global Technologies Llc Composite polyamide membrane
WO2014014664A1 (en) 2012-07-19 2014-01-23 Dow Global Technologies Llc Composite polyamide membrane with increased carboxylic acid functionality
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
CN104918688B (zh) 2013-01-14 2016-12-14 陶氏环球技术有限责任公司 包含经取代苯甲酰胺单体的复合聚酰胺膜
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
US9387442B2 (en) 2013-05-03 2016-07-12 Dow Global Technologies Llc Composite polyamide membrane derived from an aliphatic acyclic tertiary amine compound
US9452391B1 (en) 2013-12-02 2016-09-27 Dow Global Technologies Llc Composite polyamide membrane treated with dihyroxyaryl compounds and nitrous acid
WO2015084511A1 (en) 2013-12-02 2015-06-11 Dow Global Technologies Llc Composite polyamide membrane post treated with nitrious acid
US9616392B2 (en) 2014-01-09 2017-04-11 Dow Global Technologies Llc Composite polyamide membrane having high acid content and low azo content
KR102273550B1 (ko) 2014-01-09 2021-07-07 다우 글로벌 테크놀로지스 엘엘씨 아조 함량 및 높은 산 함량을 갖는 복합 폴리아미드 막
ES2677994T3 (es) 2014-01-09 2018-08-08 Dow Global Technologies Llc Membrana de poliamida de material compuesto con contenido azoico preferido
WO2015167759A1 (en) 2014-04-28 2015-11-05 Dow Global Technologies Llc Composite polyamide membrane post-treated with nitrous acid
KR102359211B1 (ko) 2014-05-14 2022-02-07 다우 글로벌 테크놀로지스 엘엘씨 아질산으로 후처리된 복합 폴리아미드 막

Also Published As

Publication number Publication date
NL6914496A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-04-06
GB1227280A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-04-07
FR1587787A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-03-27
DE1949847A1 (de) 1970-04-09
ES372085A1 (es) 1971-09-01
BR6912815D0 (pt) 1973-01-09
US3686116A (en) 1972-08-22
CH511916A (fr) 1971-08-31
LU59552A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-04-01
IL33093A0 (en) 1969-11-30
IL33093A (en) 1972-09-28

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