RO84561B1 - PROCEDEU PENTRU OBTINEREA RASINILOR EPOXIDICE HALOGENATE CU REZISTENTA TERMICA îMBUNATATITA - Google Patents
PROCEDEU PENTRU OBTINEREA RASINILOR EPOXIDICE HALOGENATE CU REZISTENTA TERMICA îMBUNATATITAInfo
- Publication number
- RO84561B1 RO84561B1 RO107360A RO10736082A RO84561B1 RO 84561 B1 RO84561 B1 RO 84561B1 RO 107360 A RO107360 A RO 107360A RO 10736082 A RO10736082 A RO 10736082A RO 84561 B1 RO84561 B1 RO 84561B1
- Authority
- RO
- Romania
- Prior art keywords
- equivalents
- hydroxyl
- temperature
- resins
- improved resistance
- Prior art date
Links
- 229920005989 resin Polymers 0.000 title abstract 3
- 239000011347 resin Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000007810 chemical reaction solvent Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- GKIPXFAANLTWBM-UHFFFAOYSA-N epibromohydrin Chemical compound BrCC1CO1 GKIPXFAANLTWBM-UHFFFAOYSA-N 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical class C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000012044 organic layer Substances 0.000 abstract 1
- 150000002924 oxiranes Chemical class 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 238000006068 polycondensation reaction Methods 0.000 abstract 1
- 239000001294 propane Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Landscapes
- Epoxy Resins (AREA)
Abstract
Conform inventiei, procedeul pentru obtinerea rasinilor epoxidice halogenate consta în aceea ca, în scopul realizarii unor rasini cu M 800...2000 si cu un continut în atomi de halogen de 10...30% care dupa întarire pe lînga proprietati de autostingere, electrice si mecanice îmbunatatite, prezinta si o stabilitate termica superioara, efectueaza policondensarea între un compus dihidroxilic, constituit dintr-un amestec de 2,2'-bis-(3,5-dihalogen-4-hidroxifenil) propan si o rasina fenolformaldehidica reprezentata de 1,2-epoxi-3-brompropan, într-un raport corespunzator cu 0,6---2 echivalenti epoxi/echivalenti hidroxil, în prezenta hidroxilului de sodiu în proportie de 1,5...2,3 mol echivalent hidroxil la temperatura de 60...120 degree C, timp de 30 min...4h, dupa care rasina este extrasa din masa de reactie într-un solvent de reactie într-un solvent adecvat, de preferinta toluen si se izoleaza din stratul organic prin anhidrizare, filtrare si apoi distilarea solevntului organic întîi la presiune atmosferica si apoi sub vid la temperatura de maximum 150 degree C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO107360A RO84561B1 (ro) | 1982-04-26 | 1982-04-26 | PROCEDEU PENTRU OBTINEREA RASINILOR EPOXIDICE HALOGENATE CU REZISTENTA TERMICA îMBUNATATITA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO107360A RO84561B1 (ro) | 1982-04-26 | 1982-04-26 | PROCEDEU PENTRU OBTINEREA RASINILOR EPOXIDICE HALOGENATE CU REZISTENTA TERMICA îMBUNATATITA |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO84561A2 RO84561A2 (ro) | 1984-06-21 |
| RO84561B1 true RO84561B1 (ro) | 1984-08-30 |
Family
ID=20111439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO107360A RO84561B1 (ro) | 1982-04-26 | 1982-04-26 | PROCEDEU PENTRU OBTINEREA RASINILOR EPOXIDICE HALOGENATE CU REZISTENTA TERMICA îMBUNATATITA |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO84561B1 (ro) |
-
1982
- 1982-04-26 RO RO107360A patent/RO84561B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO84561A2 (ro) | 1984-06-21 |
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