DK0401964T3 - Behandling af membraner til omvendt osmose - Google Patents

Behandling af membraner til omvendt osmose

Info

Publication number
DK0401964T3
DK0401964T3 DK90304048.3T DK90304048T DK0401964T3 DK 0401964 T3 DK0401964 T3 DK 0401964T3 DK 90304048 T DK90304048 T DK 90304048T DK 0401964 T3 DK0401964 T3 DK 0401964T3
Authority
DK
Denmark
Prior art keywords
treatment
reverse osmosis
osmosis membranes
membranes
reverse
Prior art date
Application number
DK90304048.3T
Other languages
English (en)
Inventor
John Walter Strantz Jr
Warren John Brehm
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of DK0401964T3 publication Critical patent/DK0401964T3/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DK90304048.3T 1989-06-07 1990-04-12 Behandling af membraner til omvendt osmose DK0401964T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/362,701 US4938872A (en) 1989-06-07 1989-06-07 Treatment for reverse osmosis membranes

Publications (1)

Publication Number Publication Date
DK0401964T3 true DK0401964T3 (da) 1994-04-05

Family

ID=23427178

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90304048.3T DK0401964T3 (da) 1989-06-07 1990-04-12 Behandling af membraner til omvendt osmose

Country Status (11)

Country Link
US (1) US4938872A (da)
EP (1) EP0401964B1 (da)
JP (1) JPH0312227A (da)
CN (1) CN1028610C (da)
AU (1) AU620238B2 (da)
BR (1) BR9001810A (da)
CA (1) CA2014614A1 (da)
DE (1) DE69007340T2 (da)
DK (1) DK0401964T3 (da)
ES (1) ES2062348T3 (da)
IL (1) IL94091A (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5112491A (en) * 1991-03-01 1992-05-12 E. I. Du Pont De Nemours And Company Management of waste solution containing photoresist materials
JP3412637B2 (ja) * 1992-11-19 2003-06-03 日本エクスラン工業株式会社 ロダン塩の回収方法
US5262054A (en) * 1992-12-30 1993-11-16 E. I. Du Pont De Nemours And Company Process for opening reverse osmosis membranes
KR100460011B1 (ko) * 1998-02-17 2005-04-06 주식회사 새 한 폴리아미드계 역삼투 분리막의 후처리 공정
KR100460012B1 (ko) * 1998-09-12 2005-04-06 주식회사 새 한 역삼투 분리막 및 역삼투 분리막 모듈의 보존 처리방법
JP4656503B2 (ja) * 2004-10-01 2011-03-23 日東電工株式会社 複合半透膜及びその製造方法
JP4656502B2 (ja) * 2004-10-01 2011-03-23 日東電工株式会社 複合半透膜及びその製造方法
JP2006102594A (ja) * 2004-10-01 2006-04-20 Nitto Denko Corp 複合半透膜の製造方法
JP4656511B2 (ja) * 2004-10-04 2011-03-23 日東電工株式会社 複合逆浸透膜の製造方法
CN100478056C (zh) * 2006-08-25 2009-04-15 贵阳时代汇通膜科技有限公司 耐氧化复合反渗透膜
JP2008093544A (ja) * 2006-10-10 2008-04-24 Nitto Denko Corp 複合半透膜及びその製造方法
JP4936438B2 (ja) * 2006-10-10 2012-05-23 日東電工株式会社 乾燥複合半透膜の製造方法
DE102006060204A1 (de) * 2006-12-18 2008-06-19 Krones Ag Verfahren zur Reinigung einer Anlage
JP2008246419A (ja) * 2007-03-30 2008-10-16 Nitto Denko Corp 複合半透膜の製造方法
CN112892249A (zh) * 2019-12-04 2021-06-04 时代沃顿科技有限公司 聚酰胺反渗透膜及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911080A (en) * 1971-09-10 1975-10-07 Wright H Dudley Air pollution control
US4830885A (en) * 1987-06-08 1989-05-16 Allied-Signal Inc. Chlorine-resistant semipermeable membranes

Also Published As

Publication number Publication date
DE69007340D1 (de) 1994-04-21
ES2062348T3 (es) 1994-12-16
CN1047812A (zh) 1990-12-19
US4938872A (en) 1990-07-03
AU620238B2 (en) 1992-02-13
AU5360090A (en) 1990-12-13
IL94091A0 (en) 1991-01-31
JPH0312227A (ja) 1991-01-21
EP0401964A3 (en) 1991-10-16
CA2014614A1 (en) 1990-12-07
CN1028610C (zh) 1995-05-31
DE69007340T2 (de) 1994-09-29
BR9001810A (pt) 1991-06-11
EP0401964B1 (en) 1994-03-16
IL94091A (en) 1994-10-21
EP0401964A2 (en) 1990-12-12

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