RO78266A - Procedeu de preparare a unor polimeri hidrosolubili utilizati ca floculanti - Google Patents

Procedeu de preparare a unor polimeri hidrosolubili utilizati ca floculanti

Info

Publication number
RO78266A
RO78266A RO7997782A RO9778279A RO78266A RO 78266 A RO78266 A RO 78266A RO 7997782 A RO7997782 A RO 7997782A RO 9778279 A RO9778279 A RO 9778279A RO 78266 A RO78266 A RO 78266A
Authority
RO
Romania
Prior art keywords
preparation
water
soluble polymers
flocculating agents
flocculating
Prior art date
Application number
RO7997782A
Other languages
English (en)
French (fr)
Inventor
Jean Boutin
Jean Neel
Original Assignee
Societe Rhone Poulenc Industries,Fr
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 Societe Rhone Poulenc Industries,Fr filed Critical Societe Rhone Poulenc Industries,Fr
Publication of RO78266A publication Critical patent/RO78266A/ro

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
    • C08F2/00—Processes of polymerisation
    • C08F2/46—Polymerisation initiated by wave energy or particle radiation
    • C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
    • C08F2/50—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
RO7997782A 1978-06-09 1979-06-09 Procedeu de preparare a unor polimeri hidrosolubili utilizati ca floculanti RO78266A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7817858A FR2428054A1 (fr) 1978-06-09 1978-06-09 Procede de photopolymerisation pour polymeres floculants

Publications (1)

Publication Number Publication Date
RO78266A true RO78266A (ro) 1982-04-12

Family

ID=9209529

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7997782A RO78266A (ro) 1978-06-09 1979-06-09 Procedeu de preparare a unor polimeri hidrosolubili utilizati ca floculanti

Country Status (15)

Country Link
US (1) US4308148A (ro)
EP (1) EP0006370B1 (ro)
JP (1) JPS6014762B2 (ro)
AT (1) AT369389B (ro)
AU (1) AU525180B2 (ro)
BR (1) BR7903568A (ro)
CA (1) CA1123374A (ro)
DE (1) DE2962876D1 (ro)
DK (1) DK156136C (ro)
ES (1) ES481386A1 (ro)
FI (1) FI65269C (ro)
FR (1) FR2428054A1 (ro)
HU (1) HU181490B (ro)
NO (1) NO153734B (ro)
RO (1) RO78266A (ro)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147803A (en) * 1980-03-24 1981-11-17 Calgon Corp Continuous polymerization
FR2489336B1 (fr) * 1980-09-04 1985-09-13 Rhone Poulenc Spec Chim Procede de preparation de polymeres ou copolymeres hydrosolubles a poids moleculaire eleve et a faible teneur en monomere(s) residuel(s), a partir de monomeres olefiniquement insatures
CA1268732C (en) * 1984-12-27 1990-05-08 POLYMERIZATION BY RADIATION AND OBTAINING PARTICLES BY CASTING A LAYER OF WATER-SOLUBLE VINYL MONOMER
JPS6220501A (ja) * 1985-07-19 1987-01-29 Mitsubishi Rayon Co Ltd 水溶性もしくは水膨潤性重合体の製造方法
JPS62235305A (ja) * 1986-04-04 1987-10-15 Dai Ichi Kogyo Seiyaku Co Ltd 高分子量アクリル系重合体の製法
JPH0364067U (ro) * 1989-10-23 1991-06-21
US6262141B1 (en) 1999-10-06 2001-07-17 Cytec Technology Corporation Process for the preparation of polymers having low residual monomer content
WO2018231960A1 (en) 2017-06-13 2018-12-20 Veterinary Diagnostics Institute, Inc. System and procedure for stabilizing, storing and recovering blood samples
CN114605576A (zh) * 2022-03-22 2022-06-10 爱森（中国）絮凝剂有限公司 一种钻井液用聚丙烯酰胺钾盐的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3640826A (en) * 1968-09-04 1972-02-08 Int Minerals & Chem Corp Graft copolymers of acrylic acid and polyhydroxy polymeric compounds for treating clays
US3635857A (en) * 1969-12-12 1972-01-18 Atlas Chem Ind Graft copolymers of starch
DE2009748A1 (de) * 1970-03-03 1971-09-16 Basf Ag Verfahren zur Herstellung von wasser löslichen Polymerisaten
US3872063A (en) * 1972-08-29 1975-03-18 American Cyanamid Co Polymerization process
US3919140A (en) * 1972-08-31 1975-11-11 Sumitomo Chemical Co Process for producing acrylamide polymers in an acetone-water solvent system
US4024040A (en) * 1974-02-26 1977-05-17 Hercules Incorporated Polymerization of unsaturated monomers with radiation in the presence of salts
DE2545290A1 (de) * 1975-10-09 1977-04-21 Roehm Gmbh Verfahren zum polymerisieren mittels uv-licht
FR2348227A1 (fr) * 1976-04-14 1977-11-10 Rhone Poulenc Ind Perfectionnement aux procedes de preparation de polymeres acryliques hydrosolubles par photopolymerisation

Also Published As

Publication number Publication date
DK156136B (da) 1989-06-26
FR2428054B1 (ro) 1981-12-04
FI791815A (fi) 1979-12-10
FI65269C (fi) 1984-04-10
AU525180B2 (en) 1982-10-21
EP0006370A1 (fr) 1980-01-09
AU4784479A (en) 1979-12-13
ATA413979A (de) 1982-05-15
JPS6014762B2 (ja) 1985-04-16
DK156136C (da) 1989-11-06
JPS5527382A (en) 1980-02-27
EP0006370B1 (fr) 1982-05-19
AT369389B (de) 1982-12-27
FI65269B (fi) 1983-12-30
DK239379A (da) 1979-12-10
DE2962876D1 (en) 1982-07-08
BR7903568A (pt) 1980-01-22
FR2428054A1 (fr) 1980-01-04
HU181490B (en) 1983-07-28
NO791907L (no) 1979-12-11
ES481386A1 (es) 1979-11-16
US4308148A (en) 1981-12-29
NO153734B (no) 1986-02-03
CA1123374A (fr) 1982-05-11

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