DE69212119T2 - Behandlung von Fotoresistabfall - Google Patents
Behandlung von FotoresistabfallInfo
- Publication number
- DE69212119T2 DE69212119T2 DE69212119T DE69212119T DE69212119T2 DE 69212119 T2 DE69212119 T2 DE 69212119T2 DE 69212119 T DE69212119 T DE 69212119T DE 69212119 T DE69212119 T DE 69212119T DE 69212119 T2 DE69212119 T2 DE 69212119T2
- Authority
- DE
- Germany
- Prior art keywords
- treatment
- photoresist waste
- photoresist
- waste
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/800,344 US5182029A (en) | 1991-11-26 | 1991-11-26 | Aqueous photoresist waste treatment by acid/cupric chloride precipitation |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69212119D1 DE69212119D1 (de) | 1996-08-14 |
DE69212119T2 true DE69212119T2 (de) | 1997-01-30 |
Family
ID=25178167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69212119T Expired - Fee Related DE69212119T2 (de) | 1991-11-26 | 1992-11-20 | Behandlung von Fotoresistabfall |
Country Status (4)
Country | Link |
---|---|
US (1) | US5182029A (de) |
EP (1) | EP0544469B1 (de) |
JP (1) | JPH08233B2 (de) |
DE (1) | DE69212119T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5252225A (en) * | 1991-11-25 | 1993-10-12 | Morton International, Inc. | Method for precipitating an organic resin from an alkaline solution thereof |
US5275734A (en) * | 1992-08-04 | 1994-01-04 | International Business Machines Corporation | Chemical pre-treatment and biological destruction of propylene carbonate waste streams effluent streams to reduce the biological oxygen demand thereof |
US5439564A (en) * | 1992-11-10 | 1995-08-08 | Tama Chemicals Co. Ltd. | Method of processing organic quaternary ammonium hydroxide-containing waste liquid |
US5308502A (en) * | 1992-12-17 | 1994-05-03 | Tandy Coporation | Method for waste treatment of organic strippers containing metals |
DE69421577T2 (de) * | 1993-08-16 | 2000-07-13 | Ebara Corp | Vorrichtung zur Behandlung von Abfall in einer Poliervorrichtung |
US5800718A (en) * | 1995-02-02 | 1998-09-01 | Robert M. Gaudette | Method for treating dry film stripping and developing solution |
US5615862A (en) * | 1995-02-02 | 1997-04-01 | Gaudette; Robert M. | Metal precipitation composition for treating spent dry film stripping solution |
CN1148098C (zh) | 1998-12-10 | 2004-04-28 | 诺基亚网络有限公司 | 无线通信网中安全脱离过程的一种方法 |
JP5249305B2 (ja) * | 2010-10-29 | 2013-07-31 | 水ing株式会社 | 電子部品工場廃液の処理方法及びそのための装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4761239A (en) * | 1986-04-10 | 1988-08-02 | Wardell Harry H | Waste water clarification |
US4760014A (en) * | 1986-08-01 | 1988-07-26 | Great Lakes Chemical Corporation | Method for treating mixtures containing photopolymeric resin and compositions therefor |
US4857206A (en) * | 1987-11-02 | 1989-08-15 | Tmc Corp. | Method for treating, spent dryfilm stripping and developing solutions |
US4999114A (en) * | 1987-11-02 | 1991-03-12 | Morton International | Method of treating spent dryfilm stripping and developing solutions with a chemical mixture |
JPH02157084A (ja) * | 1988-01-12 | 1990-06-15 | Konica Corp | 廃液処理の作業性等が改善される非銀塩感光材料の処理方法及び処理装置 |
-
1991
- 1991-11-26 US US07/800,344 patent/US5182029A/en not_active Expired - Fee Related
-
1992
- 1992-09-29 JP JP4259347A patent/JPH08233B2/ja not_active Expired - Lifetime
- 1992-11-20 EP EP92310621A patent/EP0544469B1/de not_active Expired - Lifetime
- 1992-11-20 DE DE69212119T patent/DE69212119T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0544469B1 (de) | 1996-07-10 |
JPH05220487A (ja) | 1993-08-31 |
JPH08233B2 (ja) | 1996-01-10 |
US5182029A (en) | 1993-01-26 |
DE69212119D1 (de) | 1996-08-14 |
EP0544469A1 (de) | 1993-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |