FR2389643B1 - - Google Patents

Info

Publication number
FR2389643B1
FR2389643B1 FR7713889A FR7713889A FR2389643B1 FR 2389643 B1 FR2389643 B1 FR 2389643B1 FR 7713889 A FR7713889 A FR 7713889A FR 7713889 A FR7713889 A FR 7713889A FR 2389643 B1 FR2389643 B1 FR 2389643B1
Authority
FR
France
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
FR7713889A
Other languages
French (fr)
Other versions
FR2389643A1 (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.)
ChampionX LLC
Original Assignee
Nalco Chemical 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
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Priority to FR7713889A priority Critical patent/FR2389643A1/fr
Publication of FR2389643A1 publication Critical patent/FR2389643A1/fr
Application granted granted Critical
Publication of FR2389643B1 publication Critical patent/FR2389643B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
    • C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7713889A 1977-05-06 1977-05-06 Continuous formation of cationically modified polyacrylamide aq. soln. - by inverting water-oil emulsion of polyacrylamide into aq. phase in which it reacts with sec. amine and formaldehyde Granted FR2389643A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7713889A FR2389643A1 (en) 1977-05-06 1977-05-06 Continuous formation of cationically modified polyacrylamide aq. soln. - by inverting water-oil emulsion of polyacrylamide into aq. phase in which it reacts with sec. amine and formaldehyde

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7713889A FR2389643A1 (en) 1977-05-06 1977-05-06 Continuous formation of cationically modified polyacrylamide aq. soln. - by inverting water-oil emulsion of polyacrylamide into aq. phase in which it reacts with sec. amine and formaldehyde

Publications (2)

Publication Number Publication Date
FR2389643A1 FR2389643A1 (en) 1978-12-01
FR2389643B1 true FR2389643B1 (is) 1980-12-05

Family

ID=9190469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7713889A Granted FR2389643A1 (en) 1977-05-06 1977-05-06 Continuous formation of cationically modified polyacrylamide aq. soln. - by inverting water-oil emulsion of polyacrylamide into aq. phase in which it reacts with sec. amine and formaldehyde

Country Status (1)

Country Link
FR (1) FR2389643A1 (is)

Also Published As

Publication number Publication date
FR2389643A1 (en) 1978-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse