FR2587708B1 - Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage - Google Patents

Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage

Info

Publication number
FR2587708B1
FR2587708B1 FR8513950A FR8513950A FR2587708B1 FR 2587708 B1 FR2587708 B1 FR 2587708B1 FR 8513950 A FR8513950 A FR 8513950A FR 8513950 A FR8513950 A FR 8513950A FR 2587708 B1 FR2587708 B1 FR 2587708B1
Authority
FR
France
Prior art keywords
copolymers
application
thermal stability
sulfonic acids
drilling fluids
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
FR8513950A
Other languages
English (en)
Other versions
FR2587708A1 (fr
Inventor
Roland Audebert
Rene Brouard
Christian Collette
Fancoise Lafuma
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.)
Carbonisation et Charbons Actifs CECA SA
Original Assignee
Carbonisation et Charbons Actifs CECA SA
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 Carbonisation et Charbons Actifs CECA SA filed Critical Carbonisation et Charbons Actifs CECA SA
Priority to FR8513950A priority Critical patent/FR2587708B1/fr
Publication of FR2587708A1 publication Critical patent/FR2587708A1/fr
Application granted granted Critical
Publication of FR2587708B1 publication Critical patent/FR2587708B1/fr
Expired 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
    • C08F8/34—Introducing sulfur atoms or sulfur-containing groups
    • C08F8/36—Sulfonation; Sulfation

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR8513950A 1985-09-20 1985-09-20 Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage Expired FR2587708B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8513950A FR2587708B1 (fr) 1985-09-20 1985-09-20 Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8513950A FR2587708B1 (fr) 1985-09-20 1985-09-20 Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage

Publications (2)

Publication Number Publication Date
FR2587708A1 FR2587708A1 (fr) 1987-03-27
FR2587708B1 true FR2587708B1 (fr) 1988-03-18

Family

ID=9323090

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8513950A Expired FR2587708B1 (fr) 1985-09-20 1985-09-20 Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage

Country Status (1)

Country Link
FR (1) FR2587708B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1530985A (en) * 1976-06-10 1978-11-01 Nat Starch Chem Corp Crosslinked sulphonated polystyrenes and process for the preparation thereof
GB2105346B (en) * 1981-08-21 1985-01-03 Mitsubishi Chem Ind Process for producing cation exchange resin
EP0143508A3 (fr) * 1983-10-31 1986-02-12 Atlantic Richfield Company Additif pour fluide de forage à base d'eau et procédé

Also Published As

Publication number Publication date
FR2587708A1 (fr) 1987-03-27

Similar Documents

Publication Publication Date Title
FR2592048B1 (fr) Inhibiteurs d'ureido-renine, a action therapeutique
KR870009352U (ko) 끈 파스너
ES2023948B3 (es) Cinta para fijar una aguja hipodermica.
NL300038I2 (nl) Thiazolidinedionderivaten, alsmede bereiding en toepassing daarvan.
FI865025A0 (fi) 2-(3,5-dihalogen-4-aminobensyl) imidazoliner.
IT8522493A0 (it) Ottenute. procedimento per la preparazione di compresse, anche a rilascio prolungato, di isosorbide-5-mononitrato stabilizzato e formulazioni cosi'
IT1213373B (it) Argille caricate con ponti a stabilita' termica migliorata, procedimento per la loro preparazione e loro impiego come catalizzatori.
BR8604234A (pt) Conjunto para administracao de fluido parenteral
DK83485D0 (da) Laegemiddel indeholdende kvartaere 3,4-dihydroisochinoliniumsalte
DK615186D0 (da) Substituerede 5,6-dialkoxyquinazolinderivater
NO164296C (no) 1,2,4-triazol-3-karboksamidforbindelse, et herbicidpreparat samt anvendelse av forbindelsen som herbicid.
DE3664910D1 (de) Substituted 2,3,4,9-tetrahydro-1h-carbazole-1-acetic acid derivatives
DE3687050D1 (de) Herstellung von methylmethacrylat.
DE3683974D1 (de) Kunststoffzusammensetzung aus verseiftem aethylencopolymer.
FR2587708B1 (fr) Copolymeres d'acides styrene sulfoniques a stabilite thermique amelioree. application, notamment aux fluides forage
DE3674054D1 (de) 1,3-disubstituierte imidazoliumsalze.
DK622987A (da) Fremgangsmaade til at bringe gas i kontakt med vaeske
IT8622780A0 (it) "2-cloro-12-(-3-dimetilammino-2-metilpropil)-12h-dibenzo-/d,g//1,3,6/d iossazocine otticamente attive eprocedimento per la loro preparazione.
IT8522424A0 (it) Composto ad attivita'pilostimolante.
IT1214736B (it) Composti disazoici cupriferi,loro preparazione e loro impiego come coloranti
IT8523158A0 (it) Composti eterociclici dotati di attivita' terapeutica.
NO862518D0 (no) Nye forbindelse.
FI864378A (fi) 5-heterocyklo-2,4-dialkyl-3h,1,2,4 -triazol-3-tioner och deras anvaendning som antidepressanter.
IT8148719A0 (it) Composto idrosolubile ad attivita'antinfiammatoria analgesica antipiretica e relativo procedimento di preparazione
DK152800C (da) Kasse, isaer fiskekasse, som er indrettet til at kunne stables, samt laag til brug sammen med en saadan kasse.

Legal Events

Date Code Title Description
CA Change of address
TP Transmission of property
ST Notification of lapse