IT1059809B - Cellulosa scambiatrice di anioni e sua applicazione al trattamento di talune acque di rifiuti industriali - Google Patents
Cellulosa scambiatrice di anioni e sua applicazione al trattamento di talune acque di rifiuti industrialiInfo
- Publication number
- IT1059809B IT1059809B IT6869873A IT6869873A IT1059809B IT 1059809 B IT1059809 B IT 1059809B IT 6869873 A IT6869873 A IT 6869873A IT 6869873 A IT6869873 A IT 6869873A IT 1059809 B IT1059809 B IT 1059809B
- Authority
- IT
- Italy
- Prior art keywords
- treatment
- application
- industrial waste
- anion exchanger
- waste waters
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/08—Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/12—Macromolecular compounds
- B01J41/16—Cellulose or wood; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/14—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with nitrogen-containing groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wood Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7220919A FR2187804B2 (fr) | 1972-06-09 | 1972-06-09 | Cellulose echangeuse d'anions et son application au traitement de certaines eaux de rejet industrielles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1059809B true IT1059809B (it) | 1982-06-21 |
Family
ID=9099977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT6869873A IT1059809B (it) | 1972-06-09 | 1973-06-13 | Cellulosa scambiatrice di anioni e sua applicazione al trattamento di talune acque di rifiuti industriali |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE800512R (it) |
| DE (2) | DE2329079C2 (it) |
| FR (1) | FR2187804B2 (it) |
| GB (1) | GB1421957A (it) |
| IT (1) | IT1059809B (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2433633C2 (de) * | 1974-07-12 | 1983-11-10 | Kaunasskij politechničeskij institut, Kaunas | Diäthylaminohydroxypropylzellulosen der Struktur I oder II und Verfahren zu ihrer Herstellung |
| FR2549390B1 (fr) * | 1983-07-22 | 1988-05-20 | Inst Textile De France | Procede de retention d'un corps dissous dans une solution |
| FR2561388B1 (fr) * | 1984-03-15 | 1987-08-28 | Siebec Filtres | Procede et element capteur pour detecter la presence dans un fluide en deplacement de certains corps notamment dissous et applications |
| FR2652008B1 (fr) * | 1989-09-20 | 1991-12-13 | Schaegis Pierre | Procede et dispositif de filtration et de traitement de fluides. |
| NZ302658A (en) * | 1995-02-21 | 1999-08-30 | Cellcat Gmbh | Cellulose particles that also have cationic groups on the inside, their method of preparation and use |
| DE19520804C3 (de) * | 1995-02-21 | 2000-08-24 | Cellcat Gmbh | Cellulosepartikel, die im Innern kationische Gruppen aufweisen, Verfahren zu ihrer Herstellung und ihre Verwendung |
| DE19859746A1 (de) * | 1998-12-23 | 2000-06-29 | Georg Haertel | Kombinationsprodukt aus Naturstoffen zur Abwasserreinigung |
| DE10085286T1 (de) * | 1999-12-08 | 2002-11-21 | Univ Massey | Verfahren zur Trennung von Molkenproteinen, das einen neuartigen Anionenaustauscher verwendet |
| NZ501644A (en) | 1999-12-08 | 2002-04-26 | Univ Massey | Cellulosic ion exchangers for separating proteins in whey solutions where quaternary ammonium derivatives exceed substitution levels of 1.4 meq/g |
| DE19962197A1 (de) * | 1999-12-22 | 2001-07-05 | Innovation Pro Terra Gmbh & Co | Absorber, vorzugsweise Stoff zur Aufnahme und/oder zum Austausch von Ionen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1585665A (fr) * | 1968-08-30 | 1970-01-30 | Inst Textile De France | Nouveaux polymeres hydroxyles a caractere textile ayant des proprietes tinctorales ameliorees, procede de modification des proprietes tinctoriales des polymeres polyhydroxyles, et nouveau procede de teint |
-
1972
- 1972-06-09 FR FR7220919A patent/FR2187804B2/fr not_active Expired
-
1973
- 1973-06-06 BE BE2052825A patent/BE800512R/xx active
- 1973-06-07 DE DE19732329079 patent/DE2329079C2/de not_active Expired
- 1973-06-07 DE DE19732329079D patent/DE2329079A1/de active Granted
- 1973-06-11 GB GB2764973A patent/GB1421957A/en not_active Expired
- 1973-06-13 IT IT6869873A patent/IT1059809B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2187804B2 (fr) | 1975-03-07 |
| FR2187804A2 (fr) | 1974-01-18 |
| GB1421957A (en) | 1976-01-21 |
| DE2329079C2 (it) | 1989-09-14 |
| DE2329079A1 (de) | 1974-01-24 |
| BE800512R (fr) | 1973-10-01 |
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