ATE322333T1 - Über grenzflächenpolymerisation erhaltene bipiperidin-polyamid-membranen für umkehrosmose und/oder nanofiltration und verfahren zu ihrer herstellung - Google Patents

Über grenzflächenpolymerisation erhaltene bipiperidin-polyamid-membranen für umkehrosmose und/oder nanofiltration und verfahren zu ihrer herstellung

Info

Publication number
ATE322333T1
ATE322333T1 AT00112714T AT00112714T ATE322333T1 AT E322333 T1 ATE322333 T1 AT E322333T1 AT 00112714 T AT00112714 T AT 00112714T AT 00112714 T AT00112714 T AT 00112714T AT E322333 T1 ATE322333 T1 AT E322333T1
Authority
AT
Austria
Prior art keywords
bipiperidine
reverse osmosis
production
nanofiltration
interface polymerization
Prior art date
Application number
AT00112714T
Other languages
English (en)
Inventor
John E Tomaschke
Original Assignee
Hydranautics
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 Hydranautics filed Critical Hydranautics
Application granted granted Critical
Publication of ATE322333T1 publication Critical patent/ATE322333T1/de

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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
    • 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
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polyamides (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
AT00112714T 1999-06-15 2000-06-15 Über grenzflächenpolymerisation erhaltene bipiperidin-polyamid-membranen für umkehrosmose und/oder nanofiltration und verfahren zu ihrer herstellung ATE322333T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/333,282 US6464873B1 (en) 1999-06-15 1999-06-15 Interfacially polymerized, bipiperidine-polyamide membranes for reverse osmosis and/or nanofiltration and process for making the same

Publications (1)

Publication Number Publication Date
ATE322333T1 true ATE322333T1 (de) 2006-04-15

Family

ID=23302129

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00112714T ATE322333T1 (de) 1999-06-15 2000-06-15 Über grenzflächenpolymerisation erhaltene bipiperidin-polyamid-membranen für umkehrosmose und/oder nanofiltration und verfahren zu ihrer herstellung

Country Status (6)

Country Link
US (1) US6464873B1 (de)
EP (1) EP1060785B1 (de)
JP (1) JP2001025648A (de)
KR (1) KR100632969B1 (de)
AT (1) ATE322333T1 (de)
DE (1) DE60027082D1 (de)

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WO2014014669A1 (en) 2012-07-19 2014-01-23 Dow Global Technologies Llc Composite polyamide membrane with improved structure
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US9051417B2 (en) 2013-03-16 2015-06-09 Dow Global Technologies Llc Method for solubilizing carboxylic acid-containing compound in hydrocarbon solvent
WO2014179024A1 (en) 2013-05-03 2014-11-06 Dow Global Technologies Llc Composite polyamide membrane derived from an aliphatic acyclic tertiary amine compound
CN106170333B (zh) 2013-12-02 2019-02-15 陶氏环球技术有限责任公司 用二羟基芳基化合物和亚硝酸处理的复合聚酰胺膜
JP6577468B2 (ja) 2013-12-02 2019-09-18 ダウ グローバル テクノロジーズ エルエルシー 亜硝酸で後処理される複合ポリアミド膜
JP6535010B2 (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 好ましいアゾ含有量を有する複合ポリアミド皮膜
EP3092061B1 (de) 2014-01-09 2020-02-05 Dow Global Technologies LLC Polyamidverbundmembran mit hohem säuregehalt und niedrigem azogehalt
US9981227B2 (en) 2014-01-09 2018-05-29 Dow Global Technologies Llc Composite polyamide membrane having azo content and high acid content
US9776141B2 (en) 2014-04-28 2017-10-03 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
CN106385798B (zh) * 2014-05-23 2019-10-11 朗盛德国有限责任公司 用于生产具有＜1000g/mol的平均分子量截留值的滤膜的方法
US9795928B2 (en) 2014-06-24 2017-10-24 Nano And Advanced Materials Institute Limited Stepwise interfacial polymerization technique with different reagent solution designs to prepare hollow fiber nanofiltration membrane composites
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CN108452689A (zh) * 2017-03-06 2018-08-28 青岛致用新材料科技有限公司 一种高选择性全脂环族聚酰胺纳滤膜及其制备方法
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Also Published As

Publication number Publication date
EP1060785A1 (de) 2000-12-20
DE60027082D1 (de) 2006-05-18
KR100632969B1 (ko) 2006-10-11
KR20010049556A (ko) 2001-06-15
US6464873B1 (en) 2002-10-15
EP1060785B1 (de) 2006-04-05
JP2001025648A (ja) 2001-01-30

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