RO91256B1 - Procedeu de polimerizare in suspensie a clorurii de vinil - Google Patents
Procedeu de polimerizare in suspensie a clorurii de vinilInfo
- Publication number
- RO91256B1 RO91256B1 RO117745A RO11774585A RO91256B1 RO 91256 B1 RO91256 B1 RO 91256B1 RO 117745 A RO117745 A RO 117745A RO 11774585 A RO11774585 A RO 11774585A RO 91256 B1 RO91256 B1 RO 91256B1
- Authority
- RO
- Romania
- Prior art keywords
- vinyl chloride
- polymerization
- suspension polymerization
- vinyl
- chloride
- Prior art date
Links
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title 1
- 238000010557 suspension polymerization reaction Methods 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 abstract 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 239000004970 Chain extender Substances 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
Inventia descrie o polimerizare a clorurii de vinil în suspensie prin care se obtine policlorura de vinil cu rezistivitate electrica de volum ridicata în conditiile maririi productivitatii autoclavelor de polimerizare. Solutia tehnica consta în conducerea polimerizarii clorurii de vinil în suspensie de mediu alcalin realizat prin adaugarea unei solutii apoase de amoniac si în prezenta dialilmaleatului ca agent de extindere de lant, temperatura de polimerizare fiind mai mare decît cea corespunzatoare obtinerii unui polimer cu aceeasi valoare K.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO117745A RO91256B1 (ro) | 1985-02-25 | 1985-02-25 | Procedeu de polimerizare in suspensie a clorurii de vinil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO117745A RO91256B1 (ro) | 1985-02-25 | 1985-02-25 | Procedeu de polimerizare in suspensie a clorurii de vinil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO91256A2 RO91256A2 (ro) | 1987-03-30 |
| RO91256B1 true RO91256B1 (ro) | 1987-03-31 |
Family
ID=20116627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO117745A RO91256B1 (ro) | 1985-02-25 | 1985-02-25 | Procedeu de polimerizare in suspensie a clorurii de vinil |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO91256B1 (ro) |
-
1985
- 1985-02-25 RO RO117745A patent/RO91256B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO91256A2 (ro) | 1987-03-30 |
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