IT1067980B - Dispsersioni di polimeri liquidi stabili e lro impiego come ausiliari di flocculazione,di sedimentazione,di ritenzione e di disidratazione - Google Patents

Dispsersioni di polimeri liquidi stabili e lro impiego come ausiliari di flocculazione,di sedimentazione,di ritenzione e di disidratazione

Info

Publication number
IT1067980B
IT1067980B IT21795/76A IT2179576A IT1067980B IT 1067980 B IT1067980 B IT 1067980B IT 21795/76 A IT21795/76 A IT 21795/76A IT 2179576 A IT2179576 A IT 2179576A IT 1067980 B IT1067980 B IT 1067980B
Authority
IT
Italy
Prior art keywords
flocculation
auxiliaries
dispersions
sedimentation
dehydration
Prior art date
Application number
IT21795/76A
Other languages
English (en)
Italian (it)
Original Assignee
Stockhausen & Cie Chem Fab
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 Stockhausen & Cie Chem Fab filed Critical Stockhausen & Cie Chem Fab
Application granted granted Critical
Publication of IT1067980B publication Critical patent/IT1067980B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/28—Nitrogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/17—Amines; Quaternary ammonium compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/20—Carboxylic acid amides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
    • C22B34/1259—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching treatment or purification of titanium containing solutions or liquors or slurries
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Colloid Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Paper (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT21795/76A 1975-05-06 1976-03-31 Dispsersioni di polimeri liquidi stabili e lro impiego come ausiliari di flocculazione,di sedimentazione,di ritenzione e di disidratazione IT1067980B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2520028A DE2520028C3 (de) 1975-05-06 1975-05-06 Flüssige, pumpfähige, stabile Dispersionen vom Typ Wasser-in-Öl und ihre Verwendung

Publications (1)

Publication Number Publication Date
IT1067980B true IT1067980B (it) 1985-03-21

Family

ID=5945823

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21795/76A IT1067980B (it) 1975-05-06 1976-03-31 Dispsersioni di polimeri liquidi stabili e lro impiego come ausiliari di flocculazione,di sedimentazione,di ritenzione e di disidratazione

Country Status (10)

Country Link
JP (1) JPS603107B2 (fi)
BR (1) BR7602836A (fi)
CA (1) CA1083742A (fi)
DE (1) DE2520028C3 (fi)
FI (1) FI64123C (fi)
FR (1) FR2310380A2 (fi)
GB (1) GB1535949A (fi)
IT (1) IT1067980B (fi)
SE (1) SE415358B (fi)
ZA (1) ZA762503B (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8518900D0 (en) * 1985-07-26 1985-09-04 Allied Colloids Ltd Polymeric products

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA808729A (en) * 1969-03-18 L. Wisner Ralph Cationic carbamoyl polymers
US2328901A (en) * 1938-08-23 1943-09-07 Rohm & Haas Nitrogenous condensation product
US2347178A (en) * 1942-01-07 1944-04-25 Nat Oil Prod Co Reversible emulsion and application therefor
DE1089173B (de) * 1957-05-31 1960-09-15 Dow Chemical Co Inverses Emulsionspolymerisations-verfahren zur Herstellung von Polymerisaten und Mischpolymerisaten wasserloeslicher Monomerer
NL278419A (fi) * 1961-05-19
US3323979A (en) * 1964-09-24 1967-06-06 Dow Chemical Co Method of improving the drainage rate in forming paper by incorporating a reaction product of polyacrylamide, formaldehyde and dialkylamine in the furnish
NO124930B (fi) * 1965-10-19 1972-06-26 Dow Chemical Co
CA808724A (en) * 1966-06-23 1969-03-18 F. Thompson Clifford Method and catalysts for converting vinyl chloride polymer monomer compositions to polymeric products
US3539535A (en) * 1968-11-04 1970-11-10 Dow Chemical Co Cationic carbamoyl polymers
US3691124A (en) * 1970-09-10 1972-09-12 Dow Chemical Co Stabilized polymer in oil latexes and suspensions
US3875097A (en) * 1971-12-23 1975-04-01 John Andrew Sedlak Ionic vinylamide polymer latex and manufacture of paper therewith
DE2333927C2 (de) * 1973-07-04 1982-11-25 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Flüssige, bzw. pumpfähige stabile Dispersionen von Typ Wasser-in-Öl und ihre Verwendung

Also Published As

Publication number Publication date
GB1535949A (en) 1978-12-13
JPS51136733A (en) 1976-11-26
SE7605150L (sv) 1976-11-07
FI64123C (fi) 1983-10-10
SE415358B (sv) 1980-09-29
FI64123B (fi) 1983-06-30
DE2520028A1 (de) 1976-11-11
DE2520028C3 (de) 1987-07-30
BR7602836A (pt) 1976-11-09
FR2310380A2 (fr) 1976-12-03
JPS603107B2 (ja) 1985-01-25
FI761202A (fi) 1976-11-07
CA1083742A (en) 1980-08-12
FR2310380B2 (fi) 1979-06-29
DE2520028B2 (de) 1980-01-24
ZA762503B (en) 1977-04-27

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950329