ZA826409B - High molecular weight water soluble polymers - Google Patents

High molecular weight water soluble polymers

Info

Publication number
ZA826409B
ZA826409B ZA826409A ZA826409A ZA826409B ZA 826409 B ZA826409 B ZA 826409B ZA 826409 A ZA826409 A ZA 826409A ZA 826409 A ZA826409 A ZA 826409A ZA 826409 B ZA826409 B ZA 826409B
Authority
ZA
South Africa
Prior art keywords
water soluble
molecular weight
high molecular
soluble polymers
weight water
Prior art date
Application number
ZA826409A
Other languages
English (en)
Inventor
Ling Fan You
Shieh Chu Nan
George Lewis Brode
Robert Rosen Meyer
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of ZA826409B publication Critical patent/ZA826409B/xx

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
    • 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
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • 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
    • C08F220/52—Amides or imides
    • C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
    • C08F220/56—Acrylamide; Methacrylamide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Sorption (AREA)
  • Physical Water Treatments (AREA)
ZA826409A 1981-09-14 1982-09-01 High molecular weight water soluble polymers ZA826409B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US30211081A 1981-09-14 1981-09-14

Publications (1)

Publication Number Publication Date
ZA826409B true ZA826409B (en) 1983-07-27

Family

ID=23166304

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA826409A ZA826409B (en) 1981-09-14 1982-09-01 High molecular weight water soluble polymers

Country Status (8)

Country Link
EP (1) EP0074660B1 (xx)
AT (1) ATE24921T1 (xx)
AU (1) AU552172B2 (xx)
CA (1) CA1234450A (xx)
DE (1) DE3275095D1 (xx)
MX (1) MX163059B (xx)
NZ (1) NZ201713A (xx)
ZA (1) ZA826409B (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524175A (en) * 1984-04-16 1985-06-18 The Dow Chemical Company Water-in-oil emulsions of hydrophobe association polymers
GB8412434D0 (en) * 1984-05-16 1984-06-20 Ici Plc Coating compositions
GB8414950D0 (en) * 1984-06-12 1984-07-18 Allied Colloids Ltd Cationic polyelectrolytes
EP0172723B2 (en) * 1984-08-15 1997-11-05 Ciba Specialty Chemicals Water Treatments Limited Water soluble polymers
US9572735B2 (en) 2013-03-15 2017-02-21 Kap Medical, Inc. Bed systems and method
US10219958B2 (en) 2014-11-13 2019-03-05 Kap Medical, Inc. Bed systems and methods

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002960A (en) * 1958-08-18 1961-10-03 American Cyanamid Co Polyacrylamide preparation
JPS5118913A (en) * 1974-08-09 1976-02-14 Nippon Steel Corp Teionjinseito netsukankakoseinosugureta oosutenaitoko

Also Published As

Publication number Publication date
EP0074660A3 (en) 1983-05-25
MX163059B (es) 1991-08-12
AU8804082A (en) 1983-03-24
NZ201713A (en) 1986-01-24
EP0074660B1 (en) 1987-01-14
EP0074660A2 (en) 1983-03-23
DE3275095D1 (en) 1987-02-19
CA1234450A (en) 1988-03-22
ATE24921T1 (de) 1987-01-15
AU552172B2 (en) 1986-05-22

Similar Documents

Publication Publication Date Title
DE3375790D1 (en) Polymer molecular weight reduction process
GB2189792B (en) Process for preparing high molecular weight acrylic polymers
GB8709102D0 (en) Block polymer compositions
BE891018A (fr) Procede de purification de polymeres de sulfures d'arylene
DE3575550D1 (de) Verfahren zur umsetzung von alkanen mit niedrigem molekulargewicht.
FR2562545B1 (fr) Procede pour minimiser la teneur en monomeres residuels d'emulsions polymeriques
DE3378268D1 (en) Process for the preparation of propene-ethene polymers of the so-called block polymer type
DE3366614D1 (en) Polymerization process for carboxyl containing polymers
GB2084585B (en) The preparation of high molecular weight hydrophilic polymer gels
BE896309A (fr) Procede de polymerisation d'isobutylene
DE3275095D1 (en) High molecular weight water soluble polymers
EP0271784A3 (en) Water soluble polymers containing allyloxybenzenesulfonate monomers
NZ215639A (en) Corrosion-inhibiting polymer containing quenchant composition
FR2568976B1 (fr) Dispositif de supportage d'une tuyauterie de faible epaisseur
GB2134123B (en) Molecular weight controller combination for caprolactam polymerization process
EP0184761A3 (en) Low molecular weight acrylic polymers
BE891394A (fr) Procede d'obtention de phosphate monoammonique purifie
BE895667A (fr) Procede de polymerisation d'ethylene
DE3560213D1 (en) Hydrophobized ampholytic polymer for coagulating paints
DE3266347D1 (en) Cationic polymer flocculant
GB8722256D0 (en) Hydrophilic polymer compositions
GB2206590B (en) Polymer stabilising compositions
GB2136440B (en) High molecular weight water-soluble polymeric flocculating agent
FR2500458B1 (fr) Procede de polymerisation de l'ethylene
GB8426831D0 (en) Preparing low molecular weight acrylamide polymers