GB1533015A - Process for recovering polyvinyl alcohol - Google Patents
Process for recovering polyvinyl alcoholInfo
- Publication number
- GB1533015A GB1533015A GB864576A GB864576A GB1533015A GB 1533015 A GB1533015 A GB 1533015A GB 864576 A GB864576 A GB 864576A GB 864576 A GB864576 A GB 864576A GB 1533015 A GB1533015 A GB 1533015A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyvinyl alcohol
- march
- pva
- agent
- april
- 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
Links
- 239000004372 Polyvinyl alcohol Substances 0.000 title abstract 6
- 229920002451 polyvinyl alcohol Polymers 0.000 title abstract 6
- 239000003795 chemical substances by application Substances 0.000 abstract 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 238000011084 recovery Methods 0.000 abstract 2
- 239000007790 solid phase Substances 0.000 abstract 2
- 208000027919 Sensory ataxic neuropathy-dysarthria-ophthalmoparesis syndrome Diseases 0.000 abstract 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
- 229910021538 borax Inorganic materials 0.000 abstract 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 abstract 1
- 239000004327 boric acid Substances 0.000 abstract 1
- 235000010338 boric acid Nutrition 0.000 abstract 1
- 230000003311 flocculating effect Effects 0.000 abstract 1
- 238000001879 gelation Methods 0.000 abstract 1
- -1 inorganic acid salt Chemical class 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 208000002916 sensory ataxic neuropathy, dysarthria, and ophthalmoparesis Diseases 0.000 abstract 1
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 1
- 235000017550 sodium carbonate Nutrition 0.000 abstract 1
- 239000004328 sodium tetraborate Substances 0.000 abstract 1
- 235000010339 sodium tetraborate Nutrition 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/38—Polymers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2683575A JPS51102346A (en) | 1975-03-05 | 1975-03-05 | Haisuino shorihoho |
| JP3082675A JPS51106341A (ja) | 1975-03-14 | 1975-03-14 | Horibiniruarukooruganjuhaiekino shorihoho |
| JP4877075A JPS51124053A (en) | 1975-04-22 | 1975-04-22 | Elimination method of pva contained in exhaust fluid |
| JP6171275A JPS51142855A (en) | 1975-05-23 | 1975-05-23 | Method and apparatus for recovering p.v.a. |
| JP6940875U JPS51148774U (enExample) | 1975-05-23 | 1975-05-23 | |
| JP6171075A JPS51142857A (en) | 1975-05-23 | 1975-05-23 | P.v.a.recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1533015A true GB1533015A (en) | 1978-11-22 |
Family
ID=27549316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB864576A Expired GB1533015A (en) | 1975-03-05 | 1976-03-04 | Process for recovering polyvinyl alcohol |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE839217A (enExample) |
| BR (1) | BR7601320A (enExample) |
| CH (1) | CH602502A5 (enExample) |
| DE (1) | DE2609250A1 (enExample) |
| FR (1) | FR2309479A1 (enExample) |
| GB (1) | GB1533015A (enExample) |
| IT (1) | IT1063749B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661907A (zh) * | 2020-07-16 | 2020-09-15 | 河北和悦环保科技有限公司 | 一种造纸pva废水的处理方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51146758A (en) * | 1975-05-28 | 1976-12-16 | Sando Iron Works Co Ltd | Process for treating a drain water containing polyvinyl alcohol |
| DE102018006738B4 (de) * | 2018-08-24 | 2022-04-21 | Lsi Ludwig Schleicher Ingenium Gmbh & Co. Kg | Vorrichtung für Dispersionskleber-Abfall |
-
1976
- 1976-03-04 BR BR7601320A patent/BR7601320A/pt unknown
- 1976-03-04 GB GB864576A patent/GB1533015A/en not_active Expired
- 1976-03-04 IT IT2083676A patent/IT1063749B/it active
- 1976-03-04 FR FR7606220A patent/FR2309479A1/fr not_active Withdrawn
- 1976-03-05 BE BE2054866A patent/BE839217A/xx unknown
- 1976-03-05 CH CH279076A patent/CH602502A5/xx not_active IP Right Cessation
- 1976-03-05 DE DE19762609250 patent/DE2609250A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661907A (zh) * | 2020-07-16 | 2020-09-15 | 河北和悦环保科技有限公司 | 一种造纸pva废水的处理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7601320A (pt) | 1976-09-14 |
| IT1063749B (it) | 1985-02-11 |
| BE839217A (fr) | 1976-07-01 |
| CH602502A5 (enExample) | 1978-07-31 |
| DE2609250A1 (de) | 1976-09-16 |
| FR2309479A1 (fr) | 1976-11-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |