RO83233B1 - Procedeu de obtinere a unor copolimeri anionici - Google Patents
Procedeu de obtinere a unor copolimeri anioniciInfo
- Publication number
- RO83233B1 RO83233B1 RO104899A RO10489981A RO83233B1 RO 83233 B1 RO83233 B1 RO 83233B1 RO 104899 A RO104899 A RO 104899A RO 10489981 A RO10489981 A RO 10489981A RO 83233 B1 RO83233 B1 RO 83233B1
- Authority
- RO
- Romania
- Prior art keywords
- anionic polymers
- benzene
- obtaining anionic
- maleic anhydride
- styrene
- Prior art date
Links
- 229920006318 anionic polymer Polymers 0.000 title 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 abstract 2
- 229920001577 copolymer Polymers 0.000 abstract 2
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 abstract 1
- 239000004342 Benzoyl peroxide Substances 0.000 abstract 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 abstract 1
- 229920000147 Styrene maleic anhydride Polymers 0.000 abstract 1
- 125000000129 anionic group Chemical group 0.000 abstract 1
- 235000019400 benzoyl peroxide Nutrition 0.000 abstract 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Inventia se refera la un procedeu de obtinere a unor polimeri solubili anionici stiren anhidrida maleica în care se supune reactiei stirenul cu anhidrida maleica la temperatura de 70.....80 degree C în mediul de benzen si în prezentî de peroxid de benzoil, dupa care copolimerul format se mentine la temperatura de 80 degree C timp de 4h,apoi la temperatura de 70 degree C se adauga apa, benzenul îndepartîndu-se sub forme de azeotropiar la temperatura de 45....500 degree C se introduce solutia de NH4OH sau NaOH catre reactioneaza cu copolimerul dupa care temperatura se ridica la 65...70 degree C cînd procesul se considera terminat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO104899A RO83233B1 (ro) | 1981-07-16 | 1981-07-16 | Procedeu de obtinere a unor copolimeri anionici |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO104899A RO83233B1 (ro) | 1981-07-16 | 1981-07-16 | Procedeu de obtinere a unor copolimeri anionici |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO83233A2 RO83233A2 (ro) | 1984-02-21 |
| RO83233B1 true RO83233B1 (ro) | 1984-02-28 |
Family
ID=20110237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO104899A RO83233B1 (ro) | 1981-07-16 | 1981-07-16 | Procedeu de obtinere a unor copolimeri anionici |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO83233B1 (ro) |
-
1981
- 1981-07-16 RO RO104899A patent/RO83233B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO83233A2 (ro) | 1984-02-21 |
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