IT1015678B - Prodotti ausiliari per floccula zione sedimentazione disidratazio ne e ritenzione processo per la preparazione di questi prodotti e loro impiego - Google Patents

Prodotti ausiliari per floccula zione sedimentazione disidratazio ne e ritenzione processo per la preparazione di questi prodotti e loro impiego

Info

Publication number
IT1015678B
IT1015678B IT24817/74A IT2481774A IT1015678B IT 1015678 B IT1015678 B IT 1015678B IT 24817/74 A IT24817/74 A IT 24817/74A IT 2481774 A IT2481774 A IT 2481774A IT 1015678 B IT1015678 B IT 1015678B
Authority
IT
Italy
Prior art keywords
products
preparation
flocculation sedimentation
retention process
auxiliary
Prior art date
Application number
IT24817/74A
Other languages
English (en)
Italian (it)
Original Assignee
Chem Fab Stockhausen U Cie
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 Chem Fab Stockhausen U Cie filed Critical Chem Fab Stockhausen U Cie
Application granted granted Critical
Publication of IT1015678B publication Critical patent/IT1015678B/it

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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT24817/74A 1973-07-04 1974-07-04 Prodotti ausiliari per floccula zione sedimentazione disidratazio ne e ritenzione processo per la preparazione di questi prodotti e loro impiego IT1015678B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2333927A DE2333927C2 (de) 1973-07-04 1973-07-04 Flüssige, bzw. pumpfähige stabile Dispersionen von Typ Wasser-in-Öl und ihre Verwendung

Publications (1)

Publication Number Publication Date
IT1015678B true IT1015678B (it) 1977-05-20

Family

ID=5885869

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24817/74A IT1015678B (it) 1973-07-04 1974-07-04 Prodotti ausiliari per floccula zione sedimentazione disidratazio ne e ritenzione processo per la preparazione di questi prodotti e loro impiego

Country Status (10)

Country Link
JP (1) JPS5755445B2 (enrdf_load_stackoverflow)
BR (1) BR7405487D0 (enrdf_load_stackoverflow)
CA (1) CA1077637A (enrdf_load_stackoverflow)
DE (1) DE2333927C2 (enrdf_load_stackoverflow)
FI (1) FI63385C (enrdf_load_stackoverflow)
FR (1) FR2235953B1 (enrdf_load_stackoverflow)
GB (1) GB1462905A (enrdf_load_stackoverflow)
IT (1) IT1015678B (enrdf_load_stackoverflow)
SE (1) SE409026C (enrdf_load_stackoverflow)
ZA (1) ZA744305B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2520028C3 (de) * 1975-05-06 1987-07-30 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Flüssige, pumpfähige, stabile Dispersionen vom Typ Wasser-in-Öl und ihre Verwendung
DE2720494C2 (de) * 1977-05-05 1985-04-11 Nalco Chemical Co., Oak Brook, Ill. Kontinuierliches Verfahren zur Herstellung eines kationisch modifizierten Polyacrylamids
CH660015A5 (de) * 1982-02-01 1987-03-13 Sandoz Ag Polymerisat- und tensidhaltige praeparate, deren herstellung und verwendung.
GB8518900D0 (en) * 1985-07-26 1985-09-04 Allied Colloids Ltd Polymeric products
DE3641700C3 (de) * 1985-12-19 1994-07-07 Basf Ag Verfahren zur Herstellung von Wasser-in-Öl-Emulsionen vernetzter, wasserquellbarer Polymerisate und deren Verwendung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1089173B (de) * 1957-05-31 1960-09-15 Dow Chemical Co Inverses Emulsionspolymerisations-verfahren zur Herstellung von Polymerisaten und Mischpolymerisaten wasserloeslicher Monomerer
NL130818C (enrdf_load_stackoverflow) * 1959-10-12
NO124930B (enrdf_load_stackoverflow) * 1965-10-19 1972-06-26 Dow Chemical Co
BE789420A (fr) * 1971-11-22 1973-03-28 Nalco Chemical Co Latex destines a la coagulation d'eaux d'egout et d'eaux usees industrielles

Also Published As

Publication number Publication date
SE7408787L (enrdf_load_stackoverflow) 1975-01-07
SE409026B (sv) 1979-07-23
BR7405487D0 (pt) 1975-04-15
SE409026C (sv) 1983-09-12
FR2235953B1 (enrdf_load_stackoverflow) 1979-06-01
FI63385C (fi) 1983-06-10
JPS5755445B2 (enrdf_load_stackoverflow) 1982-11-24
JPS5043066A (enrdf_load_stackoverflow) 1975-04-18
DE2333927C2 (de) 1982-11-25
FR2235953A1 (enrdf_load_stackoverflow) 1975-01-31
GB1462905A (en) 1977-01-26
ZA744305B (en) 1975-07-30
FI63385B (fi) 1983-02-28
DE2333927A1 (de) 1975-01-23
CA1077637A (en) 1980-05-13
FI204074A7 (enrdf_load_stackoverflow) 1975-01-05

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