GB1056791A - A method of precipitating finely divided solids suspended in an aqueous medium - Google Patents

A method of precipitating finely divided solids suspended in an aqueous medium

Info

Publication number
GB1056791A
GB1056791A GB33895/63A GB3389563A GB1056791A GB 1056791 A GB1056791 A GB 1056791A GB 33895/63 A GB33895/63 A GB 33895/63A GB 3389563 A GB3389563 A GB 3389563A GB 1056791 A GB1056791 A GB 1056791A
Authority
GB
United Kingdom
Prior art keywords
water
cationic polymer
finely divided
aqueous medium
hydrocarbon group
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
Application number
GB33895/63A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rohm and Haas Co
Original Assignee
Rohm and Haas Co
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
Priority claimed from US254585A external-priority patent/US3406139A/en
Application filed by Rohm and Haas Co filed Critical Rohm and Haas Co
Priority to GB25761/66A priority Critical patent/GB1056793A/en
Priority to GB25760/66A priority patent/GB1056792A/en
Publication of GB1056791A publication Critical patent/GB1056791A/en
Expired legal-status Critical Current

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
    • 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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/48—Isomerisation; Cyclisation
    • 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
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1802—C2-(meth)acrylate, e.g. ethyl (meth)acrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/42—Nitriles
    • C08F220/44—Acrylonitrile
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/30—Chemical modification of a polymer leading to the formation or introduction of aliphatic or alicyclic unsaturated groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Paper (AREA)
GB33895/63A 1963-01-29 1963-08-27 A method of precipitating finely divided solids suspended in an aqueous medium Expired GB1056791A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB25761/66A GB1056793A (en) 1963-01-29 1963-08-27 Salts of vinylimidazoline and vinyltetrahydropyrimidine polymers
GB25760/66A GB1056792A (en) 1963-01-29 1963-08-27 Vinylimidazoline and vinyltetrahydropyrimidine polymers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US254585A US3406139A (en) 1963-01-29 1963-01-29 Vinylimidazoline and vinyltetrahydropyrimidine polymers
US28070263A 1963-05-15 1963-05-15

Publications (1)

Publication Number Publication Date
GB1056791A true GB1056791A (en) 1967-01-25

Family

ID=26944143

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1052112D Active GB1052112A (US07922777-20110412-C00004.png) 1963-01-29
GB33895/63A Expired GB1056791A (en) 1963-01-29 1963-08-27 A method of precipitating finely divided solids suspended in an aqueous medium

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1052112D Active GB1052112A (US07922777-20110412-C00004.png) 1963-01-29

Country Status (6)

Country Link
BE (2) BE641684A (US07922777-20110412-C00004.png)
DE (2) DE1520667A1 (US07922777-20110412-C00004.png)
FI (1) FI43239B (US07922777-20110412-C00004.png)
GB (2) GB1056791A (US07922777-20110412-C00004.png)
NL (3) NL142465B (US07922777-20110412-C00004.png)
SE (2) SE302529B (US07922777-20110412-C00004.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1099713A2 (en) * 1999-11-12 2001-05-16 Tosoh Corporation Branched polyvinyl imidazoline acid salt, polymeric flocculant comprising same, and process for preparing same

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1444751A (en) * 1973-01-22 1976-08-04 Tenneco Chem Paper sizing
ZA771909B (en) * 1977-03-29 1978-03-29 American Cyanamid Co Soap sized paper and process for manufacture thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1099713A2 (en) * 1999-11-12 2001-05-16 Tosoh Corporation Branched polyvinyl imidazoline acid salt, polymeric flocculant comprising same, and process for preparing same
EP1099713A3 (en) * 1999-11-12 2003-04-02 Tosoh Corporation Branched polyvinyl imidazoline acid salt, polymeric flocculant comprising same, and process for preparing same
US6890996B2 (en) 1999-11-12 2005-05-10 Tosoh Corporation Branched polyvinyl imidazoline acid salt, polymeric flocculant comprising same, and process for preparing same

Also Published As

Publication number Publication date
NL142465B (nl) 1974-06-17
GB1052112A (US07922777-20110412-C00004.png)
DE1520667A1 (de) 1969-11-27
NL302902A (US07922777-20110412-C00004.png)
DE1271529B (de) 1968-06-27
SE301264B (US07922777-20110412-C00004.png) 1968-05-27
FI43239B (US07922777-20110412-C00004.png) 1970-11-02
BE637380A (US07922777-20110412-C00004.png)
SE302529B (US07922777-20110412-C00004.png) 1968-07-22
BE641684A (US07922777-20110412-C00004.png) 1964-06-23
NL296009A (US07922777-20110412-C00004.png)

Similar Documents

Publication Publication Date Title
US3723310A (en) Process for flocculating oil and clay containing slimes
CA1180827A (en) Polymeric flocculants
GB1380807A (en) Water-soluble sulphonate polymers as flocculants
US3859212A (en) Flocculating agents
ES8800849A1 (es) Metodo de floculacion.
CN104556335B (zh) 一种接枝改性天然高分子絮凝剂及其制备方法与应用
DE60139843D1 (de) Polymere welche modifizierte pigmente enthalten und ihre herstellung
IE792311L (en) Amine polymers
BR9708059A (pt) Grânulos secados por pulverização e processos de produzir os mesmos e uma solução floculante ou solução viscosificada de flocular uma suspenção de sólidos suspensos e de viscosificar uma composição aquosa
US3470148A (en) Reaction products of lignin and bark extracts and process for same
US3823100A (en) Polysaccharide based flocculants
GB1056791A (en) A method of precipitating finely divided solids suspended in an aqueous medium
US3637491A (en) Clarification of water
US3776892A (en) Acrylamide polymer and method of flocculating an aqueous suspension of solid particles therewith
GB1357828A (en) Ethylene/aminoalkyl acrylate copolymer dispersions
Peter et al. Contribution to the problem of bioflocculation in the activated sludge process
US3707466A (en) Clarification of aqueous suspensions with oxyalkylated polyacrylamide flocculating agents
GB1391142A (en) Dewatering sludge
Dohanyos et al. Kinetic assessment of glucose removal and saccharide accumulation capacities in activated sludge
GB1388399A (en) Dewatering of sludges
ATE152083T1 (de) Verfahren zur verringerung des gehalts an feindispergierten feststoffen in prozesswässern der papierherstellung
GB1409229A (en) Water-soluble cationic polymeric materials and their use
JPH1053617A (ja) 高分子凝集剤
JPS5732783A (en) Flocculation treatment
US3214370A (en) Flocculation