RO78266A - Procedeu de preparare a unor polimeri hidrosolubili utilizati ca floculanti - Google Patents
Procedeu de preparare a unor polimeri hidrosolubili utilizati ca floculantiInfo
- 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
Links
- 239000008394 flocculating agent Substances 0.000 title 1
- 229920003169 water-soluble polymer Polymers 0.000 title 1
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)
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)
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)
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 |
-
1978
- 1978-06-09 FR FR7817858A patent/FR2428054A1/fr active Granted
-
1979
- 1979-05-18 DE DE7979400314T patent/DE2962876D1/de not_active Expired
- 1979-05-18 EP EP79400314A patent/EP0006370B1/fr not_active Expired
- 1979-06-06 BR BR7903568A patent/BR7903568A/pt not_active IP Right Cessation
- 1979-06-06 FI FI791815A patent/FI65269C/fi not_active IP Right Cessation
- 1979-06-06 HU HU79RO1023A patent/HU181490B/hu unknown
- 1979-06-07 US US06/046,488 patent/US4308148A/en not_active Expired - Lifetime
- 1979-06-07 AU AU47844/79A patent/AU525180B2/en not_active Ceased
- 1979-06-07 NO NO791907A patent/NO153734B/no unknown
- 1979-06-08 ES ES481386A patent/ES481386A1/es not_active Expired
- 1979-06-08 JP JP54071333A patent/JPS6014762B2/ja not_active Expired
- 1979-06-08 DK DK239379A patent/DK156136C/da not_active IP Right Cessation
- 1979-06-08 CA CA329,385A patent/CA1123374A/fr not_active Expired
- 1979-06-08 AT AT0413979A patent/AT369389B/de not_active IP Right Cessation
- 1979-06-09 RO RO7997782A patent/RO78266A/ro unknown
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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