CN107162935A - 废化学抛光剂中含磷化合物的回收方法 - Google Patents
废化学抛光剂中含磷化合物的回收方法 Download PDFInfo
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- CN107162935A CN107162935A CN201710392425.5A CN201710392425A CN107162935A CN 107162935 A CN107162935 A CN 107162935A CN 201710392425 A CN201710392425 A CN 201710392425A CN 107162935 A CN107162935 A CN 107162935A
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- chemical polishing
- polishing agent
- recovery method
- mother liquor
- urea
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B15/00—Organic phosphatic fertilisers
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
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CN201710392425.5A CN107162935B (zh) | 2017-05-27 | 2017-05-27 | 废化学抛光剂中含磷化合物的回收方法 |
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CN201710392425.5A CN107162935B (zh) | 2017-05-27 | 2017-05-27 | 废化学抛光剂中含磷化合物的回收方法 |
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CN107162935A true CN107162935A (zh) | 2017-09-15 |
CN107162935B CN107162935B (zh) | 2019-05-24 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112574069A (zh) * | 2020-12-04 | 2021-03-30 | 上海天汉环境资源有限公司 | 一种微电子行业废磷酸资源化利用方法 |
CN112827466A (zh) * | 2020-12-31 | 2021-05-25 | 深圳市环保科技集团有限公司 | 铝型吸附剂的制备方法及应用 |
CN115304514A (zh) * | 2022-08-17 | 2022-11-08 | 新中天环保股份有限公司 | 一种光电行业废磷酸回收制取磷酸脲的工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101456547A (zh) * | 2008-12-19 | 2009-06-17 | 深圳市危险废物处理站有限公司 | 化学抛光废磷酸的综合利用方法 |
CN105088246A (zh) * | 2015-08-13 | 2015-11-25 | 合肥鑫艺达抛光机械有限公司 | 一种环保不锈钢化学抛光剂 |
CN106349116A (zh) * | 2016-08-25 | 2017-01-25 | 湖北三宁化工股份有限公司 | 一种湿法净化磷酸反萃液或洗余液连续生产饲料级磷酸脲的方法 |
CN106430267A (zh) * | 2016-08-31 | 2017-02-22 | 池州西恩新材料科技有限公司 | 一种铝抛光废磷酸液资源化回收方法 |
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2017
- 2017-05-27 CN CN201710392425.5A patent/CN107162935B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101456547A (zh) * | 2008-12-19 | 2009-06-17 | 深圳市危险废物处理站有限公司 | 化学抛光废磷酸的综合利用方法 |
CN105088246A (zh) * | 2015-08-13 | 2015-11-25 | 合肥鑫艺达抛光机械有限公司 | 一种环保不锈钢化学抛光剂 |
CN106349116A (zh) * | 2016-08-25 | 2017-01-25 | 湖北三宁化工股份有限公司 | 一种湿法净化磷酸反萃液或洗余液连续生产饲料级磷酸脲的方法 |
CN106430267A (zh) * | 2016-08-31 | 2017-02-22 | 池州西恩新材料科技有限公司 | 一种铝抛光废磷酸液资源化回收方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112574069A (zh) * | 2020-12-04 | 2021-03-30 | 上海天汉环境资源有限公司 | 一种微电子行业废磷酸资源化利用方法 |
CN112574069B (zh) * | 2020-12-04 | 2021-12-28 | 上海天汉环境资源有限公司 | 一种微电子行业废磷酸资源化利用方法 |
CN112827466A (zh) * | 2020-12-31 | 2021-05-25 | 深圳市环保科技集团有限公司 | 铝型吸附剂的制备方法及应用 |
CN112827466B (zh) * | 2020-12-31 | 2023-01-17 | 深圳市环保科技集团有限公司 | 铝型吸附剂的制备方法及应用 |
CN115304514A (zh) * | 2022-08-17 | 2022-11-08 | 新中天环保股份有限公司 | 一种光电行业废磷酸回收制取磷酸脲的工艺 |
CN115304514B (zh) * | 2022-08-17 | 2023-11-14 | 新中天环保股份有限公司 | 一种光电行业废磷酸回收制取磷酸脲的工艺 |
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Address after: 518105 building a, No.18, Industrial Avenue, third industrial zone, Bitou community, Songgang street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Environmental Protection Technology Group Co.,Ltd. Address before: 518105 building a, No.18, Industrial Avenue, third industrial zone, Bitou community, Songgang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Environmental Protection Technology Group Co.,Ltd. |
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Address after: 518105 building a, No.18, Industrial Avenue, third industrial zone, Bitou community, Songgang street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Environmental Protection Technology Group Co.,Ltd. Address before: 518057 No. 181, Longwei Road, xiameilin, Futian District, Shenzhen, Guangdong Patentee before: SHENZHEN SHENTOU ENVIRONMENT TECHNOLOGY Co.,Ltd. |